userList = userSerivce.getByName("Oscar");
Assert.assertEquals(21, userList.get(0).getAge().intValue());
// 查数据库，应该有5个用户
Assert.assertEquals(5, userSerivce.getAllUsers());
// 删除两个用户
userSerivce.deleteByName("Tom");
userSerivce.deleteByName("Mike");
// 查数据库，应该有5个用户
Assert.assertEquals(3, userSerivce.getAllUsers());
}
}
================================================
FILE: 2.x/chapter3-10/.gitignore
================================================
HELP.md
/target/
!.mvn/wrapper/maven-wrapper.jar
### STS ###
.apt_generated
.classpath
.factorypath
.project
.settings
.springBeans
.sts4-cache
### IntelliJ IDEA ###
.idea
*.iws
*.iml
*.ipr
### NetBeans ###
/nbproject/private/
/nbbuild/
/dist/
/nbdist/
/.nb-gradle/
/build/
### VS Code ###
.vscode/
================================================
FILE: 2.x/chapter3-10/pom.xml
================================================
4.0.0
org.springframework.boot
spring-boot-starter-parent
2.1.3.RELEASE
com.didispace
chapter3-10
0.0.1-SNAPSHOT
事务管理入门
1.8
org.springframework.boot
spring-boot-starter-web
org.springframework.boot
spring-boot-starter-data-jpa
org.springframework.boot
spring-boot-starter-actuator
mysql
mysql-connector-java
org.projectlombok
lombok
provided
org.springframework.boot
spring-boot-starter-test
test
org.springframework.boot
spring-boot-maven-plugin
================================================
FILE: 2.x/chapter3-10/src/main/java/com/didispace/chapter310/Chapter310Application.java
================================================
package com.didispace.chapter310;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RestController;
@SpringBootApplication
public class Chapter310Application {
public static void main(String[] args) {
SpringApplication.run(Chapter310Application.class, args);
}
@RestController
static class TextController {
@GetMapping("/hello")
public String hello() {
return "hello world";
}
}
}
================================================
FILE: 2.x/chapter3-10/src/main/java/com/didispace/chapter310/User.java
================================================
package com.didispace.chapter310;
import lombok.Data;
import lombok.NoArgsConstructor;
import javax.persistence.*;
import javax.validation.constraints.Max;
@Entity
@Data
@NoArgsConstructor
public class User {
@Id
@GeneratedValue
private Long id;
private String name;
@Max(50)
private Integer age;
public User(String name, Integer age) {
this.name = name;
this.age = age;
}
}
================================================
FILE: 2.x/chapter3-10/src/main/java/com/didispace/chapter310/UserRepository.java
================================================
package com.didispace.chapter310;
import org.springframework.data.jpa.repository.JpaRepository;
import org.springframework.data.jpa.repository.Query;
import org.springframework.data.repository.query.Param;
/**
* Created by 程序猿DD/翟永超 on 2020/7/9.
*
* Blog: http://blog.didispace.com/
* Github: https://github.com/dyc87112/
*/
public interface UserRepository extends JpaRepository {
User findByName(String name);
User findByNameAndAge(String name, Integer age);
@Query("from User u where u.name=:name")
User findUser(@Param("name") String name);
}
================================================
FILE: 2.x/chapter3-10/src/main/resources/application.properties
================================================
spring.datasource.url=jdbc:mysql://localhost:3306/test
spring.datasource.username=root
spring.datasource.password=12345678
spring.datasource.driver-class-name=com.mysql.cj.jdbc.Driver
spring.jpa.database-platform=org.hibernate.dialect.MySQL5InnoDBDialect
spring.jpa.hibernate.ddl-auto=create
================================================
FILE: 2.x/chapter3-10/src/test/java/com/didispace/chapter310/Chapter310ApplicationTests.java
================================================
package com.didispace.chapter310;
import lombok.extern.slf4j.Slf4j;
import org.junit.Assert;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.test.context.junit4.SpringRunner;
import org.springframework.transaction.annotation.Transactional;
@Slf4j
@RunWith(SpringRunner.class)
@SpringBootTest
public class Chapter310ApplicationTests {
@Autowired
private UserRepository userRepository;
@Test
@Transactional
public void test() throws Exception {
// 创建10条记录
userRepository.save(new User("AAA", 10));
userRepository.save(new User("BBB", 20));
userRepository.save(new User("CCC", 30));
userRepository.save(new User("DDD", 40));
userRepository.save(new User("EEE", 50));
userRepository.save(new User("FFF", 60));
userRepository.save(new User("GGG", 70));
userRepository.save(new User("HHH", 80));
userRepository.save(new User("III", 90));
userRepository.save(new User("JJJ", 100));
// 测试findAll, 查询所有记录
Assert.assertEquals(10, userRepository.findAll().size());
// 测试findByName, 查询姓名为FFF的User
Assert.assertEquals(60, userRepository.findByName("FFF").getAge().longValue());
// 测试findUser, 查询姓名为FFF的User
Assert.assertEquals(60, userRepository.findUser("FFF").getAge().longValue());
// 测试findByNameAndAge, 查询姓名为FFF并且年龄为60的User
Assert.assertEquals("FFF", userRepository.findByNameAndAge("FFF", 60).getName());
// 测试删除姓名为AAA的User
userRepository.delete(userRepository.findByName("AAA"));
// 测试findAll, 查询所有记录, 验证上面的删除是否成功
Assert.assertEquals(9, userRepository.findAll().size());
}
}
================================================
FILE: 2.x/chapter3-11/.gitignore
================================================
HELP.md
/target/
!.mvn/wrapper/maven-wrapper.jar
### STS ###
.apt_generated
.classpath
.factorypath
.project
.settings
.springBeans
.sts4-cache
### IntelliJ IDEA ###
.idea
*.iws
*.iml
*.ipr
### NetBeans ###
/nbproject/private/
/nbbuild/
/dist/
/nbdist/
/.nb-gradle/
/build/
### VS Code ###
.vscode/
================================================
FILE: 2.x/chapter3-11/pom.xml
================================================
4.0.0
org.springframework.boot
spring-boot-starter-parent
2.4.1
com.didispace
chapter3-11
0.0.1-SNAPSHOT
使用Flyway管理数据库版本
1.8
org.springframework.boot
spring-boot-starter-jdbc
mysql
mysql-connector-java
org.flywaydb
flyway-core
org.projectlombok
lombok
provided
org.springframework.boot
spring-boot-starter-test
test
org.springframework.boot
spring-boot-maven-plugin
================================================
FILE: 2.x/chapter3-11/src/main/java/com/didispace/chapter311/Chapter311Application.java
================================================
package com.didispace.chapter311;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
@SpringBootApplication
public class Chapter311Application {
public static void main(String[] args) {
SpringApplication.run(Chapter311Application.class, args);
}
}
================================================
FILE: 2.x/chapter3-11/src/main/java/com/didispace/chapter311/User.java
================================================
package com.didispace.chapter311;
import lombok.Data;
import lombok.NoArgsConstructor;
@Data
@NoArgsConstructor
public class User {
private Long id;
private String name;
private Integer age;
}
================================================
FILE: 2.x/chapter3-11/src/main/java/com/didispace/chapter311/UserService.java
================================================
package com.didispace.chapter311;
import java.util.List;
public interface UserService {
/**
* 新增一个用户
*
* @param name
* @param age
*/
int create(String name, Integer age);
/**
* 根据name查询用户
*
* @param name
* @return
*/
List getByName(String name);
/**
* 根据name删除用户
*
* @param name
*/
int deleteByName(String name);
/**
* 获取用户总量
*/
int getAllUsers();
/**
* 删除所有用户
*/
int deleteAllUsers();
}
================================================
FILE: 2.x/chapter3-11/src/main/java/com/didispace/chapter311/UserServiceImpl.java
================================================
package com.didispace.chapter311;
import org.springframework.jdbc.core.JdbcTemplate;
import org.springframework.stereotype.Service;
import java.util.List;
@Service
public class UserServiceImpl implements UserService {
private JdbcTemplate jdbcTemplate;
UserServiceImpl(JdbcTemplate jdbcTemplate) {
this.jdbcTemplate = jdbcTemplate;
}
@Override
public int create(String name, Integer age) {
return jdbcTemplate.update("insert into USER(NAME, AGE) values(?, ?)", name, age);
}
@Override
public List getByName(String name) {
List users = jdbcTemplate.query("select * from USER where NAME = ?", (resultSet, i) -> {
User user = new User();
user.setId(resultSet.getLong("ID"));
user.setName(resultSet.getString("NAME"));
user.setAge(resultSet.getInt("AGE"));
return user;
}, name);
return users;
}
@Override
public int deleteByName(String name) {
return jdbcTemplate.update("delete from USER where NAME = ?", name);
}
@Override
public int getAllUsers() {
return jdbcTemplate.queryForObject("select count(1) from USER", Integer.class);
}
@Override
public int deleteAllUsers() {
return jdbcTemplate.update("delete from USER");
}
}
================================================
FILE: 2.x/chapter3-11/src/main/resources/application.properties
================================================
spring.datasource.url=jdbc:mysql://localhost:3306/test
spring.datasource.username=root
spring.datasource.password=12345678
spring.datasource.driver-class-name=com.mysql.cj.jdbc.Driver
spring.flyway.locations=classpath:db/migration
================================================
FILE: 2.x/chapter3-11/src/main/resources/db/migration/V1_1__alter_table_user.sql
================================================
ALTER TABLE `user` ADD COLUMN `address` VARCHAR(20) DEFAULT NULL;
================================================
FILE: 2.x/chapter3-11/src/main/resources/db/migration/V1__Base_version.sql
================================================
DROP TABLE IF EXISTS user ;
CREATE TABLE `user` (
`id` bigint(20) NOT NULL AUTO_INCREMENT COMMENT '主键',
`name` varchar(20) NOT NULL COMMENT '姓名',
`age` int(5) DEFAULT NULL COMMENT '年龄',
PRIMARY KEY (`id`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;
================================================
FILE: 2.x/chapter3-11/src/test/java/com/didispace/chapter311/Chapter311ApplicationTests.java
================================================
package com.didispace.chapter311;
import lombok.extern.slf4j.Slf4j;
import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.api.Test;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
import java.util.List;
@Slf4j
@SpringBootTest
public class Chapter311ApplicationTests {
@Autowired
private UserService userSerivce;
@Test
public void test() throws Exception {
userSerivce.deleteAllUsers();
// 插入5个用户
userSerivce.create("Tom", 10);
userSerivce.create("Mike", 11);
userSerivce.create("Didispace", 30);
userSerivce.create("Oscar", 21);
userSerivce.create("Linda", 17);
// 查询名为Oscar的用户，判断年龄是否匹配
List userList = userSerivce.getByName("Oscar");
Assertions.assertEquals(21, userList.get(0).getAge().intValue());
// 查数据库，应该有5个用户
Assertions.assertEquals(5, userSerivce.getAllUsers());
// 删除两个用户
userSerivce.deleteByName("Tom");
userSerivce.deleteByName("Mike");
// 查数据库，应该有5个用户
Assertions.assertEquals(3, userSerivce.getAllUsers());
}
}
================================================
FILE: 2.x/chapter3-12/.gitignore
================================================
HELP.md
/target/
!.mvn/wrapper/maven-wrapper.jar
### STS ###
.apt_generated
.classpath
.factorypath
.project
.settings
.springBeans
.sts4-cache
### IntelliJ IDEA ###
.idea
*.iws
*.iml
*.ipr
### NetBeans ###
/nbproject/private/
/nbbuild/
/dist/
/nbdist/
/.nb-gradle/
/build/
### VS Code ###
.vscode/
================================================
FILE: 2.x/chapter3-12/pom.xml
================================================
4.0.0
org.springframework.boot
spring-boot-starter-parent
2.4.2
com.didispace
chapter3-12
0.0.1-SNAPSHOT
使用JTA实现多数据源的事务
1.8
org.springframework.boot
spring-boot-starter-web
org.springframework.boot
spring-boot-starter-jdbc
org.springframework.boot
spring-boot-starter-jta-atomikos
mysql
mysql-connector-java
org.projectlombok
lombok
provided
org.springframework.boot
spring-boot-starter-test
test
org.springframework.boot
spring-boot-maven-plugin
================================================
FILE: 2.x/chapter3-12/src/main/java/com/didispace/chapter312/Chapter312Application.java
================================================
package com.didispace.chapter312;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
@SpringBootApplication
public class Chapter312Application {
public static void main(String[] args) {
SpringApplication.run(Chapter312Application.class, args);
}
}
================================================
FILE: 2.x/chapter3-12/src/main/java/com/didispace/chapter312/DataSourceConfiguration.java
================================================
package com.didispace.chapter312;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.boot.context.properties.ConfigurationProperties;
import org.springframework.boot.jdbc.DataSourceBuilder;
import org.springframework.boot.jta.atomikos.AtomikosDataSourceBean;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.Primary;
import org.springframework.jdbc.core.JdbcTemplate;
import javax.sql.DataSource;
@Configuration
public class DataSourceConfiguration {
@Primary
@Bean
@ConfigurationProperties(prefix = "spring.jta.atomikos.datasource.primary")
public DataSource primaryDataSource() {
return new AtomikosDataSourceBean();
}
@Bean
@ConfigurationProperties(prefix = "spring.jta.atomikos.datasource.secondary")
public DataSource secondaryDataSource() {
return new AtomikosDataSourceBean();
}
@Bean
public JdbcTemplate primaryJdbcTemplate(@Qualifier("primaryDataSource") DataSource primaryDataSource) {
return new JdbcTemplate(primaryDataSource);
}
@Bean
public JdbcTemplate secondaryJdbcTemplate(@Qualifier("secondaryDataSource") DataSource secondaryDataSource) {
return new JdbcTemplate(secondaryDataSource);
}
}
================================================
FILE: 2.x/chapter3-12/src/main/java/com/didispace/chapter312/TestService.java
================================================
package com.didispace.chapter312;
import org.springframework.jdbc.core.JdbcTemplate;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
@Service
public class TestService {
private JdbcTemplate primaryJdbcTemplate;
private JdbcTemplate secondaryJdbcTemplate;
public TestService(JdbcTemplate primaryJdbcTemplate, JdbcTemplate secondaryJdbcTemplate) {
this.primaryJdbcTemplate = primaryJdbcTemplate;
this.secondaryJdbcTemplate = secondaryJdbcTemplate;
}
@Transactional
public void tx() {
// 修改test1库中的数据
primaryJdbcTemplate.update("update user set age = ? where name = ?", 30, "aaa");
// 修改test2库中的数据
secondaryJdbcTemplate.update("update user set age = ? where name = ?", 30, "aaa");
}
@Transactional
public void tx2() {
// 修改test1库中的数据
primaryJdbcTemplate.update("update user set age = ? where name = ?", 40, "aaa");
// 模拟：修改test2库之前抛出异常
throw new RuntimeException();
}
}
================================================
FILE: 2.x/chapter3-12/src/main/resources/application.properties
================================================
spring.jta.enabled=true
spring.jta.atomikos.datasource.primary.xa-properties.url=jdbc:mysql://localhost:3306/test1
spring.jta.atomikos.datasource.primary.xa-properties.user=root
spring.jta.atomikos.datasource.primary.xa-properties.password=12345678
spring.jta.atomikos.datasource.primary.xa-data-source-class-name=com.mysql.cj.jdbc.MysqlXADataSource
spring.jta.atomikos.datasource.primary.unique-resource-name=test1
spring.jta.atomikos.datasource.primary.max-pool-size=25
spring.jta.atomikos.datasource.primary.min-pool-size=3
spring.jta.atomikos.datasource.primary.max-lifetime=20000
spring.jta.atomikos.datasource.primary.borrow-connection-timeout=10000
spring.jta.atomikos.datasource.secondary.xa-properties.url=jdbc:mysql://localhost:3306/test2
spring.jta.atomikos.datasource.secondary.xa-properties.user=root
spring.jta.atomikos.datasource.secondary.xa-properties.password=12345678
spring.jta.atomikos.datasource.secondary.xa-data-source-class-name=com.mysql.cj.jdbc.MysqlXADataSource
spring.jta.atomikos.datasource.secondary.unique-resource-name=test2
spring.jta.atomikos.datasource.secondary.max-pool-size=25
spring.jta.atomikos.datasource.secondary.min-pool-size=3
spring.jta.atomikos.datasource.secondary.max-lifetime=20000
spring.jta.atomikos.datasource.secondary.borrow-connection-timeout=10000
#spring.datasource.primary.jdbc-url=jdbc:mysql://localhost:3306/test1
#spring.datasource.primary.username=root
#spring.datasource.primary.password=12345678
#spring.datasource.primary.driver-class-name=com.mysql.cj.jdbc.Driver
#
#spring.datasource.secondary.jdbc-url=jdbc:mysql://localhost:3306/test2
#spring.datasource.secondary.username=root
#spring.datasource.secondary.password=12345678
#spring.datasource.secondary.driver-class-name=com.mysql.cj.jdbc.Driver
================================================
FILE: 2.x/chapter3-12/src/test/java/com/didispace/chapter312/Chapter312ApplicationTests.java
================================================
package com.didispace.chapter312;
import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.jdbc.core.JdbcTemplate;
import org.springframework.transaction.annotation.Transactional;
@SpringBootTest(classes = Chapter312Application.class)
public class Chapter312ApplicationTests {
@Autowired
protected JdbcTemplate primaryJdbcTemplate;
@Autowired
protected JdbcTemplate secondaryJdbcTemplate;
@Autowired
private TestService testService;
@Test
public void test1() throws Exception {
// 正确更新的情况
testService.tx();
Assertions.assertEquals(30, primaryJdbcTemplate.queryForObject("select age from user where name=?", Integer.class, "aaa"));
Assertions.assertEquals(30, secondaryJdbcTemplate.queryForObject("select age from user where name=?", Integer.class, "aaa"));
}
@Test
public void test2() throws Exception {
// 更新失败的情况
try {
testService.tx2();
} catch (Exception e) {
e.printStackTrace();
} finally {
// 部分更新失败，test1中的更新应该回滚
Assertions.assertEquals(30, primaryJdbcTemplate.queryForObject("select age from user where name=?", Integer.class, "aaa"));
Assertions.assertEquals(30, secondaryJdbcTemplate.queryForObject("select age from user where name=?", Integer.class, "aaa"));
}
}
}
================================================
FILE: 2.x/chapter3-13/.gitignore
================================================
HELP.md
/target/
!.mvn/wrapper/maven-wrapper.jar
### STS ###
.apt_generated
.classpath
.factorypath
.project
.settings
.springBeans
.sts4-cache
### IntelliJ IDEA ###
.idea
*.iws
*.iml
*.ipr
### NetBeans ###
/nbproject/private/
/nbbuild/
/dist/
/nbdist/
/.nb-gradle/
/build/
### VS Code ###
.vscode/
================================================
FILE: 2.x/chapter3-13/pom.xml
================================================
4.0.0
org.springframework.boot
spring-boot-starter-parent
2.5.0
com.didispace
chapter3-13
0.0.1-SNAPSHOT
2.5版本之后的数据脚本初始化
1.8
org.springframework.boot
spring-boot-starter-web
org.springframework.boot
spring-boot-starter-jdbc
mysql
mysql-connector-java
org.projectlombok
lombok
org.springframework.boot
spring-boot-starter-test
test
org.springframework.boot
spring-boot-maven-plugin
================================================
FILE: 2.x/chapter3-13/src/main/java/com/didispace/chapter313/Chapter313Application.java
================================================
package com.didispace.chapter313;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
@SpringBootApplication
public class Chapter313Application {
public static void main(String[] args) {
SpringApplication.run(Chapter313Application.class, args);
}
}
================================================
FILE: 2.x/chapter3-13/src/main/resources/application.properties
================================================
spring.datasource.url=jdbc:mysql://localhost:3306/test
spring.datasource.username=root
spring.datasource.password=
spring.datasource.driver-class-name=com.mysql.cj.jdbc.Driver
# Spring Boot 2.5.0 init schema & data
spring.sql.init.username=root
spring.sql.init.password=
spring.sql.init.schema-locations=classpath*:schema-all.sql
#spring.sql.init.enabled=true
#spring.sql.init.data-locations=classpath*:
#spring.sql.init.encoding=UTF-8
#spring.sql.init.separator=;
#spring.sql.init.continue-on-error=true
================================================
FILE: 2.x/chapter3-13/src/main/resources/schema-all.sql
================================================
create table test.user_info
(
id int unsigned auto_increment comment '用户id'
primary key,
open_id varchar(255) default '' null comment '微信小程序openid',
nick_name varchar(255) default '' null comment '微信名',
head_img varchar(255) default '' null comment '微信头像',
sex varchar(255) default '' null comment '性别',
phone varchar(255) default '' null comment '手机',
province varchar(255) default '' null comment '注册地址：省',
city varchar(255) default '' null comment '注册地址：城市',
country varchar(255) default '' null comment '注册地址：县/区',
status tinyint unsigned default 0 not null comment '是否标记删除 0：否 1：是',
create_time datetime not null comment '创建时间',
update_time datetime not null comment '更新时间'
)
comment '用户表';
================================================
FILE: 2.x/chapter3-13/src/test/java/com/didispace/chapter31/Chapter31ApplicationTests.java
================================================
package com.didispace.chapter31;
import org.junit.jupiter.api.Test;
import org.springframework.boot.test.context.SpringBootTest;
@SpringBootTest
public class Chapter31ApplicationTests {
@Test
public void test() throws Exception {
}
}
================================================
FILE: 2.x/chapter3-2/.gitignore
================================================
HELP.md
/target/
!.mvn/wrapper/maven-wrapper.jar
### STS ###
.apt_generated
.classpath
.factorypath
.project
.settings
.springBeans
.sts4-cache
### IntelliJ IDEA ###
.idea
*.iws
*.iml
*.ipr
### NetBeans ###
/nbproject/private/
/nbbuild/
/dist/
/nbdist/
/.nb-gradle/
/build/
### VS Code ###
.vscode/
================================================
FILE: 2.x/chapter3-2/pom.xml
================================================
4.0.0
org.springframework.boot
spring-boot-starter-parent
2.1.3.RELEASE
com.didispace
chapter3-2
0.0.1-SNAPSHOT
默认数据源Hikari的配置详解
1.8
org.springframework.boot
spring-boot-starter-web
org.springframework.boot
spring-boot-starter-jdbc
mysql
mysql-connector-java
org.projectlombok
lombok
org.springframework.boot
spring-boot-starter-test
test
org.springframework.boot
spring-boot-maven-plugin
================================================
FILE: 2.x/chapter3-2/src/main/java/com/didispace/chapter32/Chapter32Application.java
================================================
package com.didispace.chapter32;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
@SpringBootApplication
public class Chapter32Application {
public static void main(String[] args) {
SpringApplication.run(Chapter32Application.class, args);
}
}
================================================
FILE: 2.x/chapter3-2/src/main/java/com/didispace/chapter32/User.java
================================================
package com.didispace.chapter32;
import lombok.Data;
import lombok.NoArgsConstructor;
@Data
@NoArgsConstructor
public class User {
private String name;
private Integer age;
}
================================================
FILE: 2.x/chapter3-2/src/main/java/com/didispace/chapter32/UserService.java
================================================
package com.didispace.chapter32;
import java.util.List;
public interface UserService {
/**
* 新增一个用户
*
* @param name
* @param age
*/
int create(String name, Integer age);
/**
* 根据name查询用户
*
* @param name
* @return
*/
List getByName(String name);
/**
* 根据name删除用户
*
* @param name
*/
int deleteByName(String name);
/**
* 获取用户总量
*/
int getAllUsers();
/**
* 删除所有用户
*/
int deleteAllUsers();
}
================================================
FILE: 2.x/chapter3-2/src/main/java/com/didispace/chapter32/UserServiceImpl.java
================================================
package com.didispace.chapter32;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.jdbc.core.JdbcTemplate;
import org.springframework.jdbc.core.RowMapper;
import org.springframework.stereotype.Service;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.List;
@Service
public class UserServiceImpl implements UserService {
private JdbcTemplate jdbcTemplate;
UserServiceImpl(JdbcTemplate jdbcTemplate) {
this.jdbcTemplate = jdbcTemplate;
}
@Override
public int create(String name, Integer age) {
return jdbcTemplate.update("insert into USER(NAME, AGE) values(?, ?)", name, age);
}
@Override
public List getByName(String name) {
List users = jdbcTemplate.query("select NAME, AGE from USER where NAME = ?", (resultSet, i) -> {
User user = new User();
user.setName(resultSet.getString("NAME"));
user.setAge(resultSet.getInt("AGE"));
return user;
}, name);
return users;
}
@Override
public int deleteByName(String name) {
return jdbcTemplate.update("delete from USER where NAME = ?", name);
}
@Override
public int getAllUsers() {
return jdbcTemplate.queryForObject("select count(1) from USER", Integer.class);
}
@Override
public int deleteAllUsers() {
return jdbcTemplate.update("delete from USER");
}
}
================================================
FILE: 2.x/chapter3-2/src/main/resources/application.properties
================================================
spring.datasource.url=jdbc:mysql://localhost:3306/test
spring.datasource.username=root
spring.datasource.password=
spring.datasource.driver-class-name=com.mysql.cj.jdbc.Driver
# 最小空闲连接，默认值10，小于0或大于maximum-pool-size，都会重置为maximum-pool-size
spring.datasource.hikari.minimum-idle=10
# 最大连接数，小于等于0会被重置为默认值10；大于零小于1会被重置为minimum-idle的值
spring.datasource.hikari.maximum-pool-size=20
# 空闲连接超时时间，默认值600000（10分钟），大于等于max-lifetime且max-lifetime>0，会被重置为0；不等于0且小于10秒，会被重置为10秒。
spring.datasource.hikari.idle-timeout=500000
# 连接最大存活时间.不等于0且小于30秒，会被重置为默认值30分钟.设置应该比mysql设置的超时时间短
spring.datasource.hikari.max-lifetime=540000
# 连接超时时间：毫秒，小于250毫秒，否则被重置为默认值30秒
spring.datasource.hikari.connection-timeout=60000
# 用于测试连接是否可用的查询语句
spring.datasource.hikari.connection-test-query=SELECT 1
================================================
FILE: 2.x/chapter3-2/src/test/java/com/didispace/chapter32/Chapter32ApplicationTests.java
================================================
package com.didispace.chapter32;
import lombok.extern.slf4j.Slf4j;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.http.MediaType;
import org.springframework.test.annotation.Rollback;
import org.springframework.test.context.junit4.SpringRunner;
import org.springframework.test.web.servlet.MockMvc;
import org.springframework.test.web.servlet.RequestBuilder;
import org.springframework.test.web.servlet.setup.MockMvcBuilders;
import org.springframework.transaction.annotation.Transactional;
import javax.sql.DataSource;
import java.util.List;
import static org.hamcrest.Matchers.equalTo;
import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.*;
import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.content;
import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
@Slf4j
@RunWith(SpringRunner.class)
@SpringBootTest
public class Chapter32ApplicationTests {
@Autowired
private UserService userSerivce;
@Autowired
private DataSource dataSource;
@Before
public void setUp() {
// 准备，清空user表
userSerivce.deleteAllUsers();
}
@Test
public void test() throws Exception {
// 插入5个用户
userSerivce.create("Tom", 10);
userSerivce.create("Mike", 11);
userSerivce.create("Didispace", 30);
userSerivce.create("Oscar", 21);
userSerivce.create("Linda", 17);
// 查询名为Oscar的用户，判断年龄是否匹配
List userList = userSerivce.getByName("Oscar");
Assert.assertEquals(21, userList.get(0).getAge().intValue());
// 查数据库，应该有5个用户
Assert.assertEquals(5, userSerivce.getAllUsers());
// 删除两个用户
userSerivce.deleteByName("Tom");
userSerivce.deleteByName("Mike");
// 查数据库，应该有5个用户
Assert.assertEquals(3, userSerivce.getAllUsers());
}
}
================================================
FILE: 2.x/chapter3-3/.gitignore
================================================
HELP.md
/target/
!.mvn/wrapper/maven-wrapper.jar
### STS ###
.apt_generated
.classpath
.factorypath
.project
.settings
.springBeans
.sts4-cache
### IntelliJ IDEA ###
.idea
*.iws
*.iml
*.ipr
### NetBeans ###
/nbproject/private/
/nbbuild/
/dist/
/nbdist/
/.nb-gradle/
/build/
### VS Code ###
.vscode/
================================================
FILE: 2.x/chapter3-3/pom.xml
================================================
4.0.0
org.springframework.boot
spring-boot-starter-parent
2.1.3.RELEASE
com.didispace
chapter3-3
0.0.1-SNAPSHOT
使用国产数据库连接池Druid
1.8
org.springframework.boot
spring-boot-starter-web
org.springframework.boot
spring-boot-starter-jdbc
com.alibaba
druid-spring-boot-starter
1.1.21
org.springframework.boot
spring-boot-starter-actuator
mysql
mysql-connector-java
org.projectlombok
lombok
provided
org.springframework.boot
spring-boot-starter-test
test
org.springframework.boot
spring-boot-maven-plugin
================================================
FILE: 2.x/chapter3-3/src/main/java/com/didispace/chapter33/Chapter33Application.java
================================================
package com.didispace.chapter33;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RestController;
@SpringBootApplication
public class Chapter33Application {
public static void main(String[] args) {
SpringApplication.run(Chapter33Application.class, args);
}
@RestController
static class TextController {
@GetMapping("/hello")
public String hello() {
return "hello world";
}
}
}
================================================
FILE: 2.x/chapter3-3/src/main/java/com/didispace/chapter33/User.java
================================================
package com.didispace.chapter33;
import lombok.Data;
import lombok.NoArgsConstructor;
@Data
@NoArgsConstructor
public class User {
private String name;
private Integer age;
}
================================================
FILE: 2.x/chapter3-3/src/main/java/com/didispace/chapter33/UserController.java
================================================
package com.didispace.chapter33;
import lombok.AllArgsConstructor;
import lombok.Data;
import org.springframework.web.bind.annotation.*;
import java.util.List;
/**
* Created by 程序猿DD/翟永超 on 2020/2/8.
*
* Blog: http://blog.didispace.com/
* Github: https://github.com/dyc87112/
*/
@Data
@AllArgsConstructor
@RestController
public class UserController {
private UserService userService;
@PostMapping("/user")
public int create(@RequestBody User user) {
return userService.create(user.getName(), user.getAge());
}
@GetMapping("/user/{name}")
public List getByName(@PathVariable String name) {
return userService.getByName(name);
}
@DeleteMapping("/user/{name}")
public int deleteByName(@PathVariable String name) {
return userService.deleteByName(name);
}
@GetMapping("/user/count")
public int getAllUsers() {
return userService.getAllUsers();
}
@DeleteMapping("/user/all")
public int deleteAllUsers() {
return userService.deleteAllUsers();
}
}
================================================
FILE: 2.x/chapter3-3/src/main/java/com/didispace/chapter33/UserService.java
================================================
package com.didispace.chapter33;
import java.util.List;
public interface UserService {
/**
* 新增一个用户
*
* @param name
* @param age
*/
int create(String name, Integer age);
/**
* 根据name查询用户
*
* @param name
* @return
*/
List getByName(String name);
/**
* 根据name删除用户
*
* @param name
*/
int deleteByName(String name);
/**
* 获取用户总量
*/
int getAllUsers();
/**
* 删除所有用户
*/
int deleteAllUsers();
}
================================================
FILE: 2.x/chapter3-3/src/main/java/com/didispace/chapter33/UserServiceImpl.java
================================================
package com.didispace.chapter33;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.jdbc.core.JdbcTemplate;
import org.springframework.jdbc.core.RowMapper;
import org.springframework.stereotype.Service;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.List;
@Service
public class UserServiceImpl implements UserService {
private JdbcTemplate jdbcTemplate;
UserServiceImpl(JdbcTemplate jdbcTemplate) {
this.jdbcTemplate = jdbcTemplate;
}
@Override
public int create(String name, Integer age) {
return jdbcTemplate.update("insert into USER(NAME, AGE) values(?, ?)", name, age);
}
@Override
public List getByName(String name) {
List users = jdbcTemplate.query("select NAME, AGE from USER where NAME = ?", (resultSet, i) -> {
User user = new User();
user.setName(resultSet.getString("NAME"));
user.setAge(resultSet.getInt("AGE"));
return user;
}, name);
return users;
}
@Override
public int deleteByName(String name) {
return jdbcTemplate.update("delete from USER where NAME = ?", name);
}
@Override
public int getAllUsers() {
return jdbcTemplate.queryForObject("select count(1) from USER", Integer.class);
}
@Override
public int deleteAllUsers() {
return jdbcTemplate.update("delete from USER");
}
}
================================================
FILE: 2.x/chapter3-3/src/main/resources/application.properties
================================================
# 基础配置
spring.datasource.druid.url=jdbc:mysql://localhost:3306/test
spring.datasource.druid.username=root
spring.datasource.druid.password=
spring.datasource.druid.driver-class-name=com.mysql.cj.jdbc.Driver
# 连接池配置
spring.datasource.druid.initialSize=10
spring.datasource.druid.maxActive=20
spring.datasource.druid.maxWait=60000
spring.datasource.druid.minIdle=1
spring.datasource.druid.timeBetweenEvictionRunsMillis=60000
spring.datasource.druid.minEvictableIdleTimeMillis=300000
spring.datasource.druid.testWhileIdle=true
spring.datasource.druid.testOnBorrow=true
spring.datasource.druid.testOnReturn=false
spring.datasource.druid.poolPreparedStatements=true
spring.datasource.druid.maxOpenPreparedStatements=20
spring.datasource.druid.validationQuery=SELECT 1
spring.datasource.druid.validation-query-timeout=500
spring.datasource.druid.filters=stat,wall
# 监控配置
spring.datasource.druid.stat-view-servlet.enabled=true
spring.datasource.druid.stat-view-servlet.url-pattern=/druid/*
spring.datasource.druid.stat-view-servlet.reset-enable=true
spring.datasource.druid.stat-view-servlet.login-username=admin
spring.datasource.druid.stat-view-servlet.login-password=admin
================================================
FILE: 2.x/chapter3-3/src/test/java/com/didispace/chapter33/Chapter33ApplicationTests.java
================================================
package com.didispace.chapter33;
import lombok.extern.slf4j.Slf4j;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.http.MediaType;
import org.springframework.test.annotation.Rollback;
import org.springframework.test.context.junit4.SpringRunner;
import org.springframework.test.web.servlet.MockMvc;
import org.springframework.test.web.servlet.RequestBuilder;
import org.springframework.test.web.servlet.setup.MockMvcBuilders;
import org.springframework.transaction.annotation.Transactional;
import javax.sql.DataSource;
import java.util.List;
import static org.hamcrest.Matchers.equalTo;
import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.*;
import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.content;
import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
@Slf4j
@RunWith(SpringRunner.class)
@SpringBootTest
public class Chapter33ApplicationTests {
@Autowired
private UserService userSerivce;
@Autowired
private DataSource dataSource;
@Before
public void setUp() {
// 准备，清空user表
userSerivce.deleteAllUsers();
}
@Test
public void test() throws Exception {
// 插入5个用户
userSerivce.create("Tom", 10);
userSerivce.create("Mike", 11);
userSerivce.create("Didispace", 30);
userSerivce.create("Oscar", 21);
userSerivce.create("Linda", 17);
// 查询名为Oscar的用户，判断年龄是否匹配
List userList = userSerivce.getByName("Oscar");
Assert.assertEquals(21, userList.get(0).getAge().intValue());
// 查数据库，应该有5个用户
Assert.assertEquals(5, userSerivce.getAllUsers());
// 删除两个用户
userSerivce.deleteByName("Tom");
userSerivce.deleteByName("Mike");
// 查数据库，应该有5个用户
Assert.assertEquals(3, userSerivce.getAllUsers());
}
}
================================================
FILE: 2.x/chapter3-4/.gitignore
================================================
HELP.md
/target/
!.mvn/wrapper/maven-wrapper.jar
### STS ###
.apt_generated
.classpath
.factorypath
.project
.settings
.springBeans
.sts4-cache
### IntelliJ IDEA ###
.idea
*.iws
*.iml
*.ipr
### NetBeans ###
/nbproject/private/
/nbbuild/
/dist/
/nbdist/
/.nb-gradle/
/build/
### VS Code ###
.vscode/
================================================
FILE: 2.x/chapter3-4/pom.xml
================================================
4.0.0
org.springframework.boot
spring-boot-starter-parent
2.1.3.RELEASE
com.didispace
chapter3-4
0.0.1-SNAPSHOT
使用Spring Data JPA访问MySQL
1.8
org.springframework.boot
spring-boot-starter-web
org.springframework.boot
spring-boot-starter-data-jpa
org.springframework.boot
spring-boot-starter-actuator
mysql
mysql-connector-java
org.projectlombok
lombok
provided
org.springframework.boot
spring-boot-starter-test
test
org.springframework.boot
spring-boot-maven-plugin
================================================
FILE: 2.x/chapter3-4/src/main/java/com/didispace/chapter34/Chapter34Application.java
================================================
package com.didispace.chapter34;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RestController;
@SpringBootApplication
public class Chapter34Application {
public static void main(String[] args) {
SpringApplication.run(Chapter34Application.class, args);
}
@RestController
static class TextController {
@GetMapping("/hello")
public String hello() {
return "hello world";
}
}
}
================================================
FILE: 2.x/chapter3-4/src/main/java/com/didispace/chapter34/User.java
================================================
package com.didispace.chapter34;
import lombok.Data;
import lombok.NoArgsConstructor;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.Id;
@Entity
@Data
@NoArgsConstructor
public class User {
@Id
@GeneratedValue
private Long id;
private String name;
private Integer age;
public User(String name, Integer age) {
this.name = name;
this.age = age;
}
}
================================================
FILE: 2.x/chapter3-4/src/main/java/com/didispace/chapter34/UserRepository.java
================================================
package com.didispace.chapter34;
import org.springframework.data.jpa.repository.JpaRepository;
import org.springframework.data.jpa.repository.Query;
import org.springframework.data.repository.query.Param;
/**
* Created by 程序猿DD/翟永超 on 2020/2/15.
*
* Blog: http://blog.didispace.com/
* Github: https://github.com/dyc87112/
*/
public interface UserRepository extends JpaRepository {
User findByName(String name);
User findByNameAndAge(String name, Integer age);
@Query("from User u where u.name=:name")
User findUser(@Param("name") String name);
}
================================================
FILE: 2.x/chapter3-4/src/main/resources/application.properties
================================================
spring.datasource.url=jdbc:mysql://localhost:3306/test
spring.datasource.username=root
spring.datasource.password=
spring.datasource.driver-class-name=com.mysql.cj.jdbc.Driver
spring.jpa.properties.hibernate.hbm2ddl.auto=create-drop
================================================
FILE: 2.x/chapter3-4/src/test/java/com/didispace/chapter34/Chapter34ApplicationTests.java
================================================
package com.didispace.chapter34;
import lombok.extern.slf4j.Slf4j;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.test.context.junit4.SpringRunner;
import javax.sql.DataSource;
import java.util.List;
@Slf4j
@RunWith(SpringRunner.class)
@SpringBootTest
public class Chapter34ApplicationTests {
@Autowired
private UserRepository userRepository;
@Test
public void test() throws Exception {
// 创建10条记录
userRepository.save(new User("AAA", 10));
userRepository.save(new User("BBB", 20));
userRepository.save(new User("CCC", 30));
userRepository.save(new User("DDD", 40));
userRepository.save(new User("EEE", 50));
userRepository.save(new User("FFF", 60));
userRepository.save(new User("GGG", 70));
userRepository.save(new User("HHH", 80));
userRepository.save(new User("III", 90));
userRepository.save(new User("JJJ", 100));
// 测试findAll, 查询所有记录
Assert.assertEquals(10, userRepository.findAll().size());
// 测试findByName, 查询姓名为FFF的User
Assert.assertEquals(60, userRepository.findByName("FFF").getAge().longValue());
// 测试findUser, 查询姓名为FFF的User
Assert.assertEquals(60, userRepository.findUser("FFF").getAge().longValue());
// 测试findByNameAndAge, 查询姓名为FFF并且年龄为60的User
Assert.assertEquals("FFF", userRepository.findByNameAndAge("FFF", 60).getName());
// 测试删除姓名为AAA的User
userRepository.delete(userRepository.findByName("AAA"));
// 测试findAll, 查询所有记录, 验证上面的删除是否成功
Assert.assertEquals(9, userRepository.findAll().size());
}
}
================================================
FILE: 2.x/chapter3-5/.gitignore
================================================
HELP.md
/target/
!.mvn/wrapper/maven-wrapper.jar
### STS ###
.apt_generated
.classpath
.factorypath
.project
.settings
.springBeans
.sts4-cache
### IntelliJ IDEA ###
.idea
*.iws
*.iml
*.ipr
### NetBeans ###
/nbproject/private/
/nbbuild/
/dist/
/nbdist/
/.nb-gradle/
/build/
### VS Code ###
.vscode/
================================================
FILE: 2.x/chapter3-5/pom.xml
================================================
4.0.0
org.springframework.boot
spring-boot-starter-parent
2.1.3.RELEASE
com.didispace
chapter3-5
0.0.1-SNAPSHOT
使用MyBatis访问MySQL
1.8
org.mybatis.spring.boot
mybatis-spring-boot-starter
2.1.1
mysql
mysql-connector-java
org.projectlombok
lombok
provided
org.springframework.boot
spring-boot-starter-test
test
org.springframework.boot
spring-boot-maven-plugin
================================================
FILE: 2.x/chapter3-5/src/main/java/com/didispace/chapter35/Chapter35Application.java
================================================
package com.didispace.chapter35;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
@SpringBootApplication
public class Chapter35Application {
public static void main(String[] args) {
SpringApplication.run(Chapter35Application.class, args);
}
}
================================================
FILE: 2.x/chapter3-5/src/main/java/com/didispace/chapter35/User.java
================================================
package com.didispace.chapter35;
import lombok.Data;
import lombok.NoArgsConstructor;
@Data
@NoArgsConstructor
public class User {
private Long id;
private String name;
private Integer age;
public User(String name, Integer age) {
this.name = name;
this.age = age;
}
}
================================================
FILE: 2.x/chapter3-5/src/main/java/com/didispace/chapter35/UserMapper.java
================================================
package com.didispace.chapter35;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Param;
import org.apache.ibatis.annotations.Select;
/**
* Created by 程序猿DD/翟永超 on 2020/2/15.
*
* Blog: http://blog.didispace.com/
* Github: https://github.com/dyc87112/
*/
@Mapper
public interface UserMapper {
@Select("SELECT * FROM USER WHERE NAME = #{name}")
User findByName(@Param("name") String name);
@Insert("INSERT INTO USER(NAME, AGE) VALUES(#{name}, #{age})")
int insert(@Param("name") String name, @Param("age") Integer age);
}
================================================
FILE: 2.x/chapter3-5/src/main/resources/application.properties
================================================
spring.datasource.url=jdbc:mysql://localhost:3306/test
spring.datasource.username=root
spring.datasource.password=12345678
spring.datasource.driver-class-name=com.mysql.cj.jdbc.Driver
================================================
FILE: 2.x/chapter3-5/src/test/java/com/didispace/chapter35/Chapter35ApplicationTests.java
================================================
package com.didispace.chapter35;
import lombok.extern.slf4j.Slf4j;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.test.annotation.Rollback;
import org.springframework.test.context.junit4.SpringRunner;
import org.springframework.transaction.annotation.Transactional;
import javax.sql.DataSource;
import java.util.List;
@RunWith(SpringRunner.class)
@SpringBootTest
@Transactional
public class Chapter35ApplicationTests {
@Autowired
private UserMapper userMapper;
@Test
@Rollback
public void test() throws Exception {
userMapper.insert("AAA", 20);
User u = userMapper.findByName("AAA");
Assert.assertEquals(20, u.getAge().intValue());
}
}
================================================
FILE: 2.x/chapter3-6/.gitignore
================================================
HELP.md
/target/
!.mvn/wrapper/maven-wrapper.jar
### STS ###
.apt_generated
.classpath
.factorypath
.project
.settings
.springBeans
.sts4-cache
### IntelliJ IDEA ###
.idea
*.iws
*.iml
*.ipr
### NetBeans ###
/nbproject/private/
/nbbuild/
/dist/
/nbdist/
/.nb-gradle/
/build/
### VS Code ###
.vscode/
================================================
FILE: 2.x/chapter3-6/pom.xml
================================================
4.0.0
org.springframework.boot
spring-boot-starter-parent
2.1.3.RELEASE
com.didispace
chapter3-6
0.0.1-SNAPSHOT
使用MyBatis（xml配置方式）
1.8
org.mybatis.spring.boot
mybatis-spring-boot-starter
2.1.1
mysql
mysql-connector-java
org.projectlombok
lombok
provided
org.springframework.boot
spring-boot-starter-test
test
org.springframework.boot
spring-boot-maven-plugin
================================================
FILE: 2.x/chapter3-6/src/main/java/com/didispace/chapter36/Chapter36Application.java
================================================
package com.didispace.chapter36;
import org.mybatis.spring.annotation.MapperScan;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
@MapperScan("com.didispace.chapter36.mapper")
@SpringBootApplication
public class Chapter36Application {
public static void main(String[] args) {
SpringApplication.run(Chapter36Application.class, args);
}
}
================================================
FILE: 2.x/chapter3-6/src/main/java/com/didispace/chapter36/entity/User.java
================================================
package com.didispace.chapter36.entity;
import lombok.Data;
import lombok.NoArgsConstructor;
@Data
@NoArgsConstructor
public class User {
private Long id;
private String name;
private Integer age;
public User(String name, Integer age) {
this.name = name;
this.age = age;
}
}
================================================
FILE: 2.x/chapter3-6/src/main/java/com/didispace/chapter36/mapper/UserMapper.java
================================================
package com.didispace.chapter36.mapper;
import com.didispace.chapter36.entity.User;
import org.apache.ibatis.annotations.Param;
/**
* Created by 程序猿DD/翟永超 on 2020/2/28.
*
* Blog: http://blog.didispace.com/
* Github: https://github.com/dyc87112/
*/
public interface UserMapper {
User findByName(@Param("name") String name);
int insert(@Param("name") String name, @Param("age") Integer age);
}
================================================
FILE: 2.x/chapter3-6/src/main/resources/application.properties
================================================
spring.datasource.url=jdbc:mysql://localhost:3306/test
spring.datasource.username=root
spring.datasource.password=12345678
spring.datasource.driver-class-name=com.mysql.cj.jdbc.Driver
mybatis.mapper-locations=classpath:mapper/*.xml
================================================
FILE: 2.x/chapter3-6/src/main/resources/mapper/UserMapper.xml
================================================
INSERT INTO USER(NAME, AGE) VALUES(#{name}, #{age})
================================================
FILE: 2.x/chapter3-6/src/test/java/com/didispace/chapter36/Chapter36ApplicationTests.java
================================================
package com.didispace.chapter36;
import com.didispace.chapter36.entity.User;
import com.didispace.chapter36.mapper.UserMapper;
import lombok.extern.slf4j.Slf4j;
import org.junit.Assert;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.test.annotation.Rollback;
import org.springframework.test.context.junit4.SpringRunner;
import org.springframework.transaction.annotation.Transactional;
@Slf4j
@RunWith(SpringRunner.class)
@SpringBootTest
@Transactional
public class Chapter36ApplicationTests {
@Autowired
private UserMapper userMapper;
@Test
@Rollback
public void test() throws Exception {
userMapper.insert("AAA", 20);
User u = userMapper.findByName("AAA");
Assert.assertEquals(20, u.getAge().intValue());
}
}
================================================
FILE: 2.x/chapter3-7/.gitignore
================================================
HELP.md
/target/
!.mvn/wrapper/maven-wrapper.jar
### STS ###
.apt_generated
.classpath
.factorypath
.project
.settings
.springBeans
.sts4-cache
### IntelliJ IDEA ###
.idea
*.iws
*.iml
*.ipr
### NetBeans ###
/nbproject/private/
/nbbuild/
/dist/
/nbdist/
/.nb-gradle/
/build/
### VS Code ###
.vscode/
================================================
FILE: 2.x/chapter3-7/pom.xml
================================================
4.0.0
org.springframework.boot
spring-boot-starter-parent
2.1.3.RELEASE
com.didispace
chapter3-7
0.0.1-SNAPSHOT
JdbcTemplate的多数据源配置
1.8
org.springframework.boot
spring-boot-starter-web
org.springframework.boot
spring-boot-starter-jdbc
mysql
mysql-connector-java
org.projectlombok
lombok
org.springframework.boot
spring-boot-starter-test
test
org.springframework.boot
spring-boot-maven-plugin
================================================
FILE: 2.x/chapter3-7/src/main/java/com/didispace/chapter37/Chapter37Application.java
================================================
package com.didispace.chapter37;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
@SpringBootApplication
public class Chapter37Application {
public static void main(String[] args) {
SpringApplication.run(Chapter37Application.class, args);
}
}
================================================
FILE: 2.x/chapter3-7/src/main/java/com/didispace/chapter37/DataSourceConfiguration.java
================================================
package com.didispace.chapter37;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.boot.context.properties.ConfigurationProperties;
import org.springframework.boot.jdbc.DataSourceBuilder;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.Primary;
import org.springframework.jdbc.core.JdbcTemplate;
import javax.sql.DataSource;
@Configuration
public class DataSourceConfiguration {
@Primary
@Bean
@ConfigurationProperties(prefix = "spring.datasource.primary")
public DataSource primaryDataSource() {
return DataSourceBuilder.create().build();
}
@Bean
@ConfigurationProperties(prefix = "spring.datasource.secondary")
public DataSource secondaryDataSource() {
return DataSourceBuilder.create().build();
}
@Bean
public JdbcTemplate primaryJdbcTemplate(@Qualifier("primaryDataSource") DataSource primaryDataSource) {
return new JdbcTemplate(primaryDataSource);
}
@Bean
public JdbcTemplate secondaryJdbcTemplate(@Qualifier("secondaryDataSource") DataSource secondaryDataSource) {
return new JdbcTemplate(secondaryDataSource);
}
}
================================================
FILE: 2.x/chapter3-7/src/main/resources/application.properties
================================================
# pring boot 1.x的配置：spring.datasource.primary.url=jdbc:mysql://localhost:3306/test1
spring.datasource.primary.jdbc-url=jdbc:mysql://localhost:3306/test1
spring.datasource.primary.username=root
spring.datasource.primary.password=123456
spring.datasource.primary.driver-class-name=com.mysql.cj.jdbc.Driver
# spring boot 1.x的配置：spring.datasource.secondary.url=jdbc:mysql://localhost:3306/test2
spring.datasource.secondary.jdbc-url=jdbc:mysql://localhost:3306/test2
spring.datasource.secondary.username=root
spring.datasource.secondary.password=123456
spring.datasource.secondary.driver-class-name=com.mysql.cj.jdbc.Driver
================================================
FILE: 2.x/chapter3-7/src/test/java/com/didispace/chapter37/Chapter37ApplicationTests.java
================================================
package com.didispace.chapter37;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.jdbc.core.JdbcTemplate;
import org.springframework.test.context.junit4.SpringRunner;
@RunWith(SpringRunner.class)
@SpringBootTest
public class Chapter37ApplicationTests {
@Autowired
protected JdbcTemplate primaryJdbcTemplate;
@Autowired
protected JdbcTemplate secondaryJdbcTemplate;
@Before
public void setUp() {
primaryJdbcTemplate.update("DELETE FROM USER ");
secondaryJdbcTemplate.update("DELETE FROM USER ");
}
@Test
public void test() throws Exception {
// 往第一个数据源中插入 2 条数据
primaryJdbcTemplate.update("insert into user(name,age) values(?, ?)", "aaa", 20);
primaryJdbcTemplate.update("insert into user(name,age) values(?, ?)", "bbb", 30);
// 往第二个数据源中插入 1 条数据，若插入的是第一个数据源，则会主键冲突报错
secondaryJdbcTemplate.update("insert into user(name,age) values(?, ?)", "ccc", 20);
// 查一下第一个数据源中是否有 2 条数据，验证插入是否成功
Assert.assertEquals("2", primaryJdbcTemplate.queryForObject("select count(1) from user", String.class));
// 查一下第一个数据源中是否有 1 条数据，验证插入是否成功
Assert.assertEquals("1", secondaryJdbcTemplate.queryForObject("select count(1) from user", String.class));
}
}
================================================
FILE: 2.x/chapter3-8/.gitignore
================================================
HELP.md
/target/
!.mvn/wrapper/maven-wrapper.jar
### STS ###
.apt_generated
.classpath
.factorypath
.project
.settings
.springBeans
.sts4-cache
### IntelliJ IDEA ###
.idea
*.iws
*.iml
*.ipr
### NetBeans ###
/nbproject/private/
/nbbuild/
/dist/
/nbdist/
/.nb-gradle/
/build/
### VS Code ###
.vscode/
================================================
FILE: 2.x/chapter3-8/pom.xml
================================================
4.0.0
org.springframework.boot
spring-boot-starter-parent
2.1.3.RELEASE
com.didispace
chapter3-8
0.0.1-SNAPSHOT
Spring Data JPA的多数据源配置
1.8
org.springframework.boot
spring-boot-starter-web
org.springframework.boot
spring-boot-starter-data-jpa
org.springframework.boot
spring-boot-starter-actuator
mysql
mysql-connector-java
org.projectlombok
lombok
provided
org.springframework.boot
spring-boot-starter-test
test
org.springframework.boot
spring-boot-maven-plugin
================================================
FILE: 2.x/chapter3-8/src/main/java/com/didispace/chapter38/Chapter38Application.java
================================================
package com.didispace.chapter38;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RestController;
@SpringBootApplication
public class Chapter38Application {
public static void main(String[] args) {
SpringApplication.run(Chapter38Application.class, args);
}
}
================================================
FILE: 2.x/chapter3-8/src/main/java/com/didispace/chapter38/DataSourceConfiguration.java
================================================
package com.didispace.chapter38;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.boot.context.properties.ConfigurationProperties;
import org.springframework.boot.jdbc.DataSourceBuilder;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.Primary;
import org.springframework.jdbc.core.JdbcTemplate;
import javax.sql.DataSource;
@Configuration
public class DataSourceConfiguration {
@Primary
@Bean
@ConfigurationProperties(prefix = "spring.datasource.primary")
public DataSource primaryDataSource() {
return DataSourceBuilder.create().build();
}
@Bean
@ConfigurationProperties(prefix = "spring.datasource.secondary")
public DataSource secondaryDataSource() {
return DataSourceBuilder.create().build();
}
}
================================================
FILE: 2.x/chapter3-8/src/main/java/com/didispace/chapter38/PrimaryConfig.java
================================================
package com.didispace.chapter38;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.boot.autoconfigure.orm.jpa.HibernateProperties;
import org.springframework.boot.autoconfigure.orm.jpa.HibernateSettings;
import org.springframework.boot.autoconfigure.orm.jpa.JpaProperties;
import org.springframework.boot.orm.jpa.EntityManagerFactoryBuilder;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.Primary;
import org.springframework.data.jpa.repository.config.EnableJpaRepositories;
import org.springframework.orm.jpa.JpaTransactionManager;
import org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean;
import org.springframework.orm.jpa.vendor.HibernateJpaVendorAdapter;
import org.springframework.transaction.PlatformTransactionManager;
import org.springframework.transaction.annotation.EnableTransactionManagement;
import javax.persistence.EntityManager;
import javax.sql.DataSource;
import java.util.Map;
@Configuration
@EnableTransactionManagement
@EnableJpaRepositories(
entityManagerFactoryRef="entityManagerFactoryPrimary",
transactionManagerRef="transactionManagerPrimary",
basePackages= { "com.didispace.chapter38.p" }) //设置Repository所在位置
public class PrimaryConfig {
@Autowired
@Qualifier("primaryDataSource")
private DataSource primaryDataSource;
@Autowired
private JpaProperties jpaProperties;
@Autowired
private HibernateProperties hibernateProperties;
private Map getVendorProperties() {
return hibernateProperties.determineHibernateProperties(jpaProperties.getProperties(), new HibernateSettings());
}
@Primary
@Bean(name = "entityManagerPrimary")
public EntityManager entityManager(EntityManagerFactoryBuilder builder) {
return entityManagerFactoryPrimary(builder).getObject().createEntityManager();
}
@Primary
@Bean(name = "entityManagerFactoryPrimary")
public LocalContainerEntityManagerFactoryBean entityManagerFactoryPrimary (EntityManagerFactoryBuilder builder) {
// HibernateJpaVendorAdapter jpaVendorAdapter = new HibernateJpaVendorAdapter();
// jpaVendorAdapter.setGenerateDdl(true);
return builder
.dataSource(primaryDataSource)
.packages("com.didispace.chapter38.p") //设置实体类所在位置
.persistenceUnit("primaryPersistenceUnit")
.properties(getVendorProperties())
.build();
}
@Primary
@Bean(name = "transactionManagerPrimary")
public PlatformTransactionManager transactionManagerPrimary(EntityManagerFactoryBuilder builder) {
return new JpaTransactionManager(entityManagerFactoryPrimary(builder).getObject());
}
}
================================================
FILE: 2.x/chapter3-8/src/main/java/com/didispace/chapter38/SecondaryConfig.java
================================================
package com.didispace.chapter38;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.boot.autoconfigure.orm.jpa.HibernateProperties;
import org.springframework.boot.autoconfigure.orm.jpa.HibernateSettings;
import org.springframework.boot.autoconfigure.orm.jpa.JpaProperties;
import org.springframework.boot.orm.jpa.EntityManagerFactoryBuilder;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.jpa.repository.config.EnableJpaRepositories;
import org.springframework.orm.jpa.JpaTransactionManager;
import org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean;
import org.springframework.transaction.PlatformTransactionManager;
import org.springframework.transaction.annotation.EnableTransactionManagement;
import javax.persistence.EntityManager;
import javax.sql.DataSource;
import java.util.Map;
@Configuration
@EnableTransactionManagement
@EnableJpaRepositories(
entityManagerFactoryRef="entityManagerFactorySecondary",
transactionManagerRef="transactionManagerSecondary",
basePackages= { "com.didispace.chapter38.s" }) //设置Repository所在位置
public class SecondaryConfig {
@Autowired
@Qualifier("secondaryDataSource")
private DataSource secondaryDataSource;
@Autowired
private JpaProperties jpaProperties;
@Autowired
private HibernateProperties hibernateProperties;
private Map getVendorProperties() {
return hibernateProperties.determineHibernateProperties(jpaProperties.getProperties(), new HibernateSettings());
}
@Bean(name = "entityManagerSecondary")
public EntityManager entityManager(EntityManagerFactoryBuilder builder) {
return entityManagerFactorySecondary(builder).getObject().createEntityManager();
}
@Bean(name = "entityManagerFactorySecondary")
public LocalContainerEntityManagerFactoryBean entityManagerFactorySecondary (EntityManagerFactoryBuilder builder) {
return builder
.dataSource(secondaryDataSource)
.packages("com.didispace.chapter38.s") //设置实体类所在位置
.persistenceUnit("secondaryPersistenceUnit")
.properties(getVendorProperties())
.build();
}
@Bean(name = "transactionManagerSecondary")
PlatformTransactionManager transactionManagerSecondary(EntityManagerFactoryBuilder builder) {
return new JpaTransactionManager(entityManagerFactorySecondary(builder).getObject());
}
}
================================================
FILE: 2.x/chapter3-8/src/main/java/com/didispace/chapter38/p/User.java
================================================
package com.didispace.chapter38.p;
import lombok.Data;
import lombok.NoArgsConstructor;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
@Entity
@Data
@NoArgsConstructor
public class User {
@Id
@GeneratedValue
private Long id;
private String name;
private Integer age;
public User(String name, Integer age) {
this.name = name;
this.age = age;
}
}
================================================
FILE: 2.x/chapter3-8/src/main/java/com/didispace/chapter38/p/UserRepository.java
================================================
package com.didispace.chapter38.p;
import org.springframework.data.jpa.repository.JpaRepository;
import org.springframework.data.jpa.repository.Query;
import org.springframework.data.repository.query.Param;
/**
* Created by 程序猿DD/翟永超 on 2020/6/22.
*
* Blog: http://blog.didispace.com/
* Github: https://github.com/dyc87112/
*/
public interface UserRepository extends JpaRepository {
}
================================================
FILE: 2.x/chapter3-8/src/main/java/com/didispace/chapter38/s/Message.java
================================================
package com.didispace.chapter38.s;
import lombok.AllArgsConstructor;
import lombok.Data;
import lombok.NoArgsConstructor;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
@Entity
@Data
@NoArgsConstructor
public class Message {
@Id
@GeneratedValue
private Long id;
private String title;
private String message;
public Message(String title, String message) {
this.title = title;
this.message = message;
}
}
================================================
FILE: 2.x/chapter3-8/src/main/java/com/didispace/chapter38/s/MessageRepository.java
================================================
package com.didispace.chapter38.s;
import org.springframework.data.jpa.repository.JpaRepository;
/**
* Created by 程序猿DD/翟永超 on 2020/6/22.
*
* Blog: http://blog.didispace.com/
* Github: https://github.com/dyc87112/
*/
public interface MessageRepository extends JpaRepository {
}
================================================
FILE: 2.x/chapter3-8/src/main/resources/application.properties
================================================
# pring boot 1.x的配置：spring.datasource.primary.url=jdbc:mysql://localhost:3306/test1
spring.datasource.primary.jdbc-url=jdbc:mysql://localhost:3306/test1
spring.datasource.primary.username=root
spring.datasource.primary.password=12345678
spring.datasource.primary.driver-class-name=com.mysql.cj.jdbc.Driver
# spring boot 1.x的配置：spring.datasource.secondary.url=jdbc:mysql://localhost:3306/test2
spring.datasource.secondary.jdbc-url=jdbc:mysql://localhost:3306/test2
spring.datasource.secondary.username=root
spring.datasource.secondary.password=12345678
spring.datasource.secondary.driver-class-name=com.mysql.cj.jdbc.Driver
# 日志打印执行的SQL
spring.jpa.show-sql=true
# Hibernate的DDL策略
spring.jpa.hibernate.ddl-auto=create-drop
================================================
FILE: 2.x/chapter3-8/src/test/java/com/didispace/chapter38/Chapter38ApplicationTests.java
================================================
package com.didispace.chapter38;
import com.didispace.chapter38.p.User;
import com.didispace.chapter38.p.UserRepository;
import com.didispace.chapter38.s.Message;
import com.didispace.chapter38.s.MessageRepository;
import lombok.extern.slf4j.Slf4j;
import org.junit.Assert;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.test.context.junit4.SpringRunner;
@Slf4j
@RunWith(SpringRunner.class)
@SpringBootTest
public class Chapter38ApplicationTests {
@Autowired
private UserRepository userRepository;
@Autowired
private MessageRepository messageRepository;
@Test
public void test() throws Exception {
userRepository.save(new User("aaa", 10));
userRepository.save(new User("bbb", 20));
userRepository.save(new User("ccc", 30));
userRepository.save(new User("ddd", 40));
userRepository.save(new User("eee", 50));
Assert.assertEquals(5, userRepository.findAll().size());
messageRepository.save(new Message("o1", "aaaaaaaaaa"));
messageRepository.save(new Message("o2", "bbbbbbbbbb"));
messageRepository.save(new Message("o3", "cccccccccc"));
Assert.assertEquals(3, messageRepository.findAll().size());
}
}
================================================
FILE: 2.x/chapter3-9/.gitignore
================================================
HELP.md
/target/
!.mvn/wrapper/maven-wrapper.jar
### STS ###
.apt_generated
.classpath
.factorypath
.project
.settings
.springBeans
.sts4-cache
### IntelliJ IDEA ###
.idea
*.iws
*.iml
*.ipr
### NetBeans ###
/nbproject/private/
/nbbuild/
/dist/
/nbdist/
/.nb-gradle/
/build/
### VS Code ###
.vscode/
================================================
FILE: 2.x/chapter3-9/pom.xml
================================================
4.0.0
org.springframework.boot
spring-boot-starter-parent
2.1.3.RELEASE
com.didispace
chapter3-9
0.0.1-SNAPSHOT
MyBatis的多数据源配置
1.8
org.mybatis.spring.boot
mybatis-spring-boot-starter
2.1.1
mysql
mysql-connector-java
org.projectlombok
lombok
provided
org.springframework.boot
spring-boot-starter-test
test
org.springframework.boot
spring-boot-maven-plugin
================================================
FILE: 2.x/chapter3-9/src/main/java/com/didispace/chapter39/Chapter39Application.java
================================================
package com.didispace.chapter39;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
@SpringBootApplication
public class Chapter39Application {
public static void main(String[] args) {
SpringApplication.run(Chapter39Application.class, args);
}
}
================================================
FILE: 2.x/chapter3-9/src/main/java/com/didispace/chapter39/DataSourceConfiguration.java
================================================
package com.didispace.chapter39;
import org.springframework.boot.context.properties.ConfigurationProperties;
import org.springframework.boot.jdbc.DataSourceBuilder;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.Primary;
import javax.sql.DataSource;
@Configuration
public class DataSourceConfiguration {
@Primary
@Bean
@ConfigurationProperties(prefix = "spring.datasource.primary")
public DataSource primaryDataSource() {
return DataSourceBuilder.create().build();
}
@Bean
@ConfigurationProperties(prefix = "spring.datasource.secondary")
public DataSource secondaryDataSource() {
return DataSourceBuilder.create().build();
}
}
================================================
FILE: 2.x/chapter3-9/src/main/java/com/didispace/chapter39/PrimaryConfig.java
================================================
package com.didispace.chapter39;
import org.apache.ibatis.session.SqlSessionFactory;
import org.mybatis.spring.SqlSessionFactoryBean;
import org.mybatis.spring.SqlSessionTemplate;
import org.mybatis.spring.annotation.MapperScan;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import javax.sql.DataSource;
@Configuration
@MapperScan(
basePackages = "com.didispace.chapter39.p",
sqlSessionFactoryRef = "sqlSessionFactoryPrimary",
sqlSessionTemplateRef = "sqlSessionTemplatePrimary")
public class PrimaryConfig {
private DataSource primaryDataSource;
public PrimaryConfig(@Qualifier("primaryDataSource") DataSource primaryDataSource) {
this.primaryDataSource = primaryDataSource;
}
@Bean
public SqlSessionFactory sqlSessionFactoryPrimary() throws Exception {
SqlSessionFactoryBean bean = new SqlSessionFactoryBean();
bean.setDataSource(primaryDataSource);
return bean.getObject();
}
@Bean
public SqlSessionTemplate sqlSessionTemplatePrimary() throws Exception {
return new SqlSessionTemplate(sqlSessionFactoryPrimary());
}
}
================================================
FILE: 2.x/chapter3-9/src/main/java/com/didispace/chapter39/SecondaryConfig.java
================================================
package com.didispace.chapter39;
import org.apache.ibatis.session.SqlSessionFactory;
import org.mybatis.spring.SqlSessionFactoryBean;
import org.mybatis.spring.SqlSessionTemplate;
import org.mybatis.spring.annotation.MapperScan;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import javax.sql.DataSource;
@Configuration
@MapperScan(
basePackages = "com.didispace.chapter39.s",
sqlSessionFactoryRef = "sqlSessionFactorySecondary",
sqlSessionTemplateRef = "sqlSessionTemplateSecondary")
public class SecondaryConfig {
private DataSource secondaryDataSource;
public SecondaryConfig(@Qualifier("secondaryDataSource") DataSource secondaryDataSource) {
this.secondaryDataSource = secondaryDataSource;
}
@Bean
public SqlSessionFactory sqlSessionFactorySecondary() throws Exception {
SqlSessionFactoryBean bean = new SqlSessionFactoryBean();
bean.setDataSource(secondaryDataSource);
return bean.getObject();
}
@Bean
public SqlSessionTemplate sqlSessionTemplateSecondary() throws Exception {
return new SqlSessionTemplate(sqlSessionFactorySecondary());
}
}
================================================
FILE: 2.x/chapter3-9/src/main/java/com/didispace/chapter39/p/entity/UserPrimary.java
================================================
package com.didispace.chapter39.p.entity;
import lombok.Data;
import lombok.NoArgsConstructor;
@Data
@NoArgsConstructor
public class UserPrimary {
private Long id;
private String name;
private Integer age;
public UserPrimary(String name, Integer age) {
this.name = name;
this.age = age;
}
}
================================================
FILE: 2.x/chapter3-9/src/main/java/com/didispace/chapter39/p/mapper/UserMapperPrimary.java
================================================
package com.didispace.chapter39.p.mapper;
import com.didispace.chapter39.p.entity.UserPrimary;
import org.apache.ibatis.annotations.Delete;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Param;
import org.apache.ibatis.annotations.Select;
/**
* Created by 程序猿DD/翟永超 on 2020/2/28.
*
* Blog: http://blog.didispace.com/
* Github: https://github.com/dyc87112/
*/
public interface UserMapperPrimary {
@Select("SELECT * FROM USER WHERE NAME = #{name}")
UserPrimary findByName(@Param("name") String name);
@Insert("INSERT INTO USER(NAME, AGE) VALUES(#{name}, #{age})")
int insert(@Param("name") String name, @Param("age") Integer age);
@Delete("DELETE FROM USER")
int deleteAll();
}
================================================
FILE: 2.x/chapter3-9/src/main/java/com/didispace/chapter39/s/entity/UserSecondary.java
================================================
package com.didispace.chapter39.s.entity;
import lombok.Data;
import lombok.NoArgsConstructor;
@Data
@NoArgsConstructor
public class UserSecondary {
private Long id;
private String name;
private Integer age;
public UserSecondary(String name, Integer age) {
this.name = name;
this.age = age;
}
}
================================================
FILE: 2.x/chapter3-9/src/main/java/com/didispace/chapter39/s/mapper/UserMapperSecondary.java
================================================
package com.didispace.chapter39.s.mapper;
import com.didispace.chapter39.s.entity.UserSecondary;
import org.apache.ibatis.annotations.Delete;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Param;
import org.apache.ibatis.annotations.Select;
/**
* Created by 程序猿DD/翟永超 on 2020/2/28.
*
* Blog: http://blog.didispace.com/
* Github: https://github.com/dyc87112/
*/
public interface UserMapperSecondary {
@Select("SELECT * FROM USER WHERE NAME = #{name}")
UserSecondary findByName(@Param("name") String name);
@Insert("INSERT INTO USER(NAME, AGE) VALUES(#{name}, #{age})")
int insert(@Param("name") String name, @Param("age") Integer age);
@Delete("DELETE FROM USER")
int deleteAll();
}
================================================
FILE: 2.x/chapter3-9/src/main/resources/application.properties
================================================
# pring boot 1.x的配置：spring.datasource.primary.url=jdbc:mysql://localhost:3306/test1
spring.datasource.primary.jdbc-url=jdbc:mysql://localhost:3306/test1
spring.datasource.primary.username=root
spring.datasource.primary.password=12345678
spring.datasource.primary.driver-class-name=com.mysql.cj.jdbc.Driver
# spring boot 1.x的配置：spring.datasource.secondary.url=jdbc:mysql://localhost:3306/test2
spring.datasource.secondary.jdbc-url=jdbc:mysql://localhost:3306/test2
spring.datasource.secondary.username=root
spring.datasource.secondary.password=12345678
spring.datasource.secondary.driver-class-name=com.mysql.cj.jdbc.Driver
#mybatis.mapper-locations=classpath:mapper/*.xml
================================================
FILE: 2.x/chapter3-9/src/main/resources/mapper.primary/UserMapper.xml
================================================
INSERT INTO USER(NAME, AGE) VALUES(#{name}, #{age})
================================================
FILE: 2.x/chapter3-9/src/main/resources/mapper.secondary/UserMapper.xml
================================================
INSERT INTO USER(NAME, AGE) VALUES(#{name}, #{age})
================================================
FILE: 2.x/chapter3-9/src/test/java/com/didispace/chapter39/Chapter39ApplicationTests.java
================================================
package com.didispace.chapter39;
import com.didispace.chapter39.p.entity.UserPrimary;
import com.didispace.chapter39.p.mapper.UserMapperPrimary;
import com.didispace.chapter39.s.entity.UserSecondary;
import com.didispace.chapter39.s.mapper.UserMapperSecondary;
import lombok.extern.slf4j.Slf4j;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.test.context.junit4.SpringRunner;
import org.springframework.transaction.annotation.Transactional;
@Slf4j
@RunWith(SpringRunner.class)
@SpringBootTest
@Transactional
public class Chapter39ApplicationTests {
@Autowired
private UserMapperPrimary userMapperPrimary;
@Autowired
private UserMapperSecondary userMapperSecondary;
@Before
public void setUp() {
// 清空测试表，保证每次结果一样
userMapperPrimary.deleteAll();
userMapperSecondary.deleteAll();
}
@Test
public void test() throws Exception {
// 往Primary数据源插入一条数据
userMapperPrimary.insert("AAA", 20);
// 从Primary数据源查询刚才插入的数据，配置正确就可以查询到
UserPrimary userPrimary = userMapperPrimary.findByName("AAA");
Assert.assertEquals(20, userPrimary.getAge().intValue());
// 从Secondary数据源查询刚才插入的数据，配置正确应该是查询不到的
UserSecondary userSecondary = userMapperSecondary.findByName("AAA");
Assert.assertNull(userSecondary);
// 往Secondary数据源插入一条数据
userMapperSecondary.insert("BBB", 20);
// 从Primary数据源查询刚才插入的数据，配置正确应该是查询不到的
userPrimary = userMapperPrimary.findByName("BBB");
Assert.assertNull(userPrimary);
// 从Secondary数据源查询刚才插入的数据，配置正确就可以查询到
userSecondary = userMapperSecondary.findByName("BBB");
Assert.assertEquals(20, userSecondary.getAge().intValue());
}
}
================================================
FILE: 2.x/chapter4-1/.gitignore
================================================
HELP.md
/target/
!.mvn/wrapper/maven-wrapper.jar
### STS ###
.apt_generated
.classpath
.factorypath
.project
.settings
.springBeans
.sts4-cache
### IntelliJ IDEA ###
.idea
*.iws
*.iml
*.ipr
### NetBeans ###
/nbproject/private/
/nbbuild/
/dist/
/nbdist/
/.nb-gradle/
/build/
### VS Code ###
.vscode/
================================================
FILE: 2.x/chapter4-1/pom.xml
================================================
4.0.0
org.springframework.boot
spring-boot-starter-parent
2.1.3.RELEASE
com.didispace
chapter4-1
0.0.1-SNAPSHOT
使用 Thymeleaf开发Web页面
1.8
org.springframework.boot
spring-boot-starter-web
org.springframework.boot
spring-boot-starter-thymeleaf
org.projectlombok
lombok
provided
org.springframework.boot
spring-boot-starter-test
test
org.springframework.boot
spring-boot-maven-plugin
================================================
FILE: 2.x/chapter4-1/src/main/java/com/didispace/chapter41/Chapter41Application.java
================================================
package com.didispace.chapter41;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
@SpringBootApplication
public class Chapter41Application {
public static void main(String[] args) {
SpringApplication.run(Chapter41Application.class, args);
}
}
================================================
FILE: 2.x/chapter4-1/src/main/java/com/didispace/chapter41/HelloController.java
================================================
package com.didispace.chapter41;
import org.springframework.stereotype.Controller;
import org.springframework.ui.ModelMap;
import org.springframework.web.bind.annotation.GetMapping;
@Controller
public class HelloController {
@GetMapping("/")
public String index(ModelMap map) {
// 加入一个属性，用来在模板中读取
map.addAttribute("host", "http://blog.didispace.com");
// return模板文件的名称，对应src/main/resources/templates/index.html
return "index";
}
}
================================================
FILE: 2.x/chapter4-1/src/main/resources/application.properties
================================================
================================================
FILE: 2.x/chapter4-1/src/main/resources/templates/index.html
================================================
Hello World
================================================
FILE: 2.x/chapter4-2/.gitignore
================================================
HELP.md
/target/
!.mvn/wrapper/maven-wrapper.jar
### STS ###
.apt_generated
.classpath
.factorypath
.project
.settings
.springBeans
.sts4-cache
### IntelliJ IDEA ###
.idea
*.iws
*.iml
*.ipr
### NetBeans ###
/nbproject/private/
/nbbuild/
/dist/
/nbdist/
/.nb-gradle/
/build/
### VS Code ###
.vscode/
================================================
FILE: 2.x/chapter4-2/pom.xml
================================================
4.0.0
org.springframework.boot
spring-boot-starter-parent
2.1.3.RELEASE
com.didispace
chapter4-2
0.0.1-SNAPSHOT
使用 ECharts 绘制折线图
1.8
org.springframework.boot
spring-boot-starter-web
org.springframework.boot
spring-boot-starter-thymeleaf
org.projectlombok
lombok
provided
org.springframework.boot
spring-boot-starter-test
test
org.springframework.boot
spring-boot-maven-plugin
================================================
FILE: 2.x/chapter4-2/src/main/java/com/didispace/chapter42/Chapter42Application.java
================================================
package com.didispace.chapter42;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
@SpringBootApplication
public class Chapter42Application {
public static void main(String[] args) {
SpringApplication.run(Chapter42Application.class, args);
}
}
================================================
FILE: 2.x/chapter4-2/src/main/java/com/didispace/chapter42/HelloController.java
================================================
package com.didispace.chapter42;
import org.springframework.stereotype.Controller;
import org.springframework.ui.ModelMap;
import org.springframework.web.bind.annotation.GetMapping;
@Controller
public class HelloController {
@GetMapping("/")
public String index(ModelMap map) {
// return模板文件的名称，对应src/main/resources/templates/index.html
return "index";
}
}
================================================
FILE: 2.x/chapter4-2/src/main/resources/application.properties
================================================
================================================
FILE: 2.x/chapter4-2/src/main/resources/templates/index.html
================================================
Spring Boot中使用ECharts
================================================
FILE: 2.x/chapter4-3/.gitignore
================================================
HELP.md
/target/
!.mvn/wrapper/maven-wrapper.jar
### STS ###
.apt_generated
.classpath
.factorypath
.project
.settings
.springBeans
.sts4-cache
### IntelliJ IDEA ###
.idea
*.iws
*.iml
*.ipr
### NetBeans ###
/nbproject/private/
/nbbuild/
/dist/
/nbdist/
/.nb-gradle/
/build/
### VS Code ###
.vscode/
================================================
FILE: 2.x/chapter4-3/pom.xml
================================================
4.0.0
org.springframework.boot
spring-boot-starter-parent
2.4.1
com.didispace
chapter4-3
0.0.1-SNAPSHOT
文件上传
1.8
org.springframework.boot
spring-boot-starter-web
org.springframework.boot
spring-boot-starter-thymeleaf
org.projectlombok
lombok
provided
org.springframework.boot
spring-boot-starter-test
test
org.springframework.boot
spring-boot-maven-plugin
================================================
FILE: 2.x/chapter4-3/src/main/java/com/didispace/chapter43/Chapter43Application.java
================================================
package com.didispace.chapter43;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
@SpringBootApplication
public class Chapter43Application {
public static void main(String[] args) {
SpringApplication.run(Chapter43Application.class, args);
}
}
================================================
FILE: 2.x/chapter4-3/src/main/java/com/didispace/chapter43/UploadController.java
================================================
package com.didispace.chapter43;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestPart;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.multipart.MultipartFile;
import java.io.File;
import java.io.IOException;
import java.nio.file.Files;
@Controller
@Slf4j
public class UploadController {
@Value("${file.upload.path}")
private String path;
@GetMapping("/")
public String uploadPage() {
return "upload";
}
@PostMapping("/upload")
@ResponseBody
public String create(@RequestPart MultipartFile file) throws IOException {
String fileName = file.getOriginalFilename();
String filePath = path + fileName;
File dest = new File(filePath);
Files.copy(file.getInputStream(), dest.toPath());
return "Upload file success : " + dest.getAbsolutePath();
}
}
================================================
FILE: 2.x/chapter4-3/src/main/resources/application.properties
================================================
spring.servlet.multipart.max-file-size=2MB
spring.servlet.multipart.max-request-size=2MB
file.upload.path=/Users/zhaiyongchao/
================================================
FILE: 2.x/chapter4-3/src/main/resources/templates/upload.html
================================================
文件上传页面
文件上传页面
================================================
FILE: 2.x/chapter4-3/src/test/java/FileTest.java
================================================
import com.didispace.chapter43.Chapter43Application;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.http.MediaType;
import org.springframework.mock.web.MockMultipartFile;
import org.springframework.test.web.servlet.MockMvc;
import org.springframework.test.web.servlet.MvcResult;
import org.springframework.test.web.servlet.request.MockMvcRequestBuilders;
import org.springframework.test.web.servlet.setup.MockMvcBuilders;
import org.springframework.web.context.WebApplicationContext;
import static org.springframework.test.web.servlet.result.MockMvcResultHandlers.print;
import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
@SpringBootTest(classes = Chapter43Application.class)
public class FileTest {
@Autowired
protected WebApplicationContext context;
protected MockMvc mvc;
@BeforeEach
public void setUp() {
mvc = MockMvcBuilders.webAppContextSetup(context).build();
}
@Test
public void uploadFile() throws Exception {
MockMultipartFile file = new MockMultipartFile(
"file",
"hello.txt",
MediaType.TEXT_PLAIN_VALUE,
"Hello, World!".getBytes()
);
final MvcResult result = mvc.perform(
MockMvcRequestBuilders
.multipart("/upload")
.file(file))
.andDo(print())
.andExpect(status().isOk())
.andReturn();
}
}
================================================
FILE: 2.x/chapter4-4/.gitignore
================================================
HELP.md
/target/
!.mvn/wrapper/maven-wrapper.jar
### STS ###
.apt_generated
.classpath
.factorypath
.project
.settings
.springBeans
.sts4-cache
### IntelliJ IDEA ###
.idea
*.iws
*.iml
*.ipr
### NetBeans ###
/nbproject/private/
/nbbuild/
/dist/
/nbdist/
/.nb-gradle/
/build/
### VS Code ###
.vscode/
================================================
FILE: 2.x/chapter4-4/pom.xml
================================================
4.0.0
org.springframework.boot
spring-boot-starter-parent
2.4.1
com.didispace
chapter4-4
0.0.1-SNAPSHOT
多文件上传
1.8
org.springframework.boot
spring-boot-starter-web
org.springframework.boot
spring-boot-starter-thymeleaf
org.projectlombok
lombok
provided
org.springframework.boot
spring-boot-starter-test
test
org.springframework.boot
spring-boot-maven-plugin
================================================
FILE: 2.x/chapter4-4/src/main/java/com/didispace/chapter44/Chapter44Application.java
================================================
package com.didispace.chapter44;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
@SpringBootApplication
public class Chapter44Application {
public static void main(String[] args) {
SpringApplication.run(Chapter44Application.class, args);
}
}
================================================
FILE: 2.x/chapter4-4/src/main/java/com/didispace/chapter44/UploadController.java
================================================
package com.didispace.chapter44;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestPart;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.multipart.MultipartFile;
import java.io.File;
import java.io.IOException;
import java.nio.file.Files;
@Controller
@Slf4j
public class UploadController {
@Value("${file.upload.path}")
private String path;
@GetMapping("/")
public String uploadPage() {
return "upload";
}
@PostMapping("/upload")
@ResponseBody
public String create(@RequestPart MultipartFile[] files) throws IOException {
StringBuffer message = new StringBuffer();
for (MultipartFile file : files) {
String fileName = file.getOriginalFilename();
String filePath = path + fileName;
File dest = new File(filePath);
Files.copy(file.getInputStream(), dest.toPath());
message.append("Upload file success : " + dest.getAbsolutePath()).append("
");
}
return message.toString();
}
}
================================================
FILE: 2.x/chapter4-4/src/main/resources/application.properties
================================================
spring.servlet.multipart.max-file-size=2MB
spring.servlet.multipart.max-request-size=2MB
file.upload.path=/Users/didi/
================================================
FILE: 2.x/chapter4-4/src/main/resources/templates/upload.html
================================================
文件上传页面
文件上传页面
================================================
FILE: 2.x/chapter4-4/src/test/java/FileTest.java
================================================
import org.junit.jupiter.api.Test;
public class FileTest {
@Test
public void uploadFile() throws Exception {
}
}
================================================
FILE: 2.x/chapter4-5/pom.xml
================================================
4.0.0
org.springframework.boot
spring-boot-starter-parent
2.5.1
com.didispace
chapter4-5
0.0.1-SNAPSHOT
Spring Security快速入门
UTF-8
1.8
org.springframework.boot
spring-boot-starter
org.springframework.boot
spring-boot-starter-test
test
org.springframework.boot
spring-boot-starter-web
org.springframework.boot
spring-boot-starter-thymeleaf
org.springframework.boot
spring-boot-starter-security
org.springframework.boot
spring-boot-maven-plugin
true
================================================
FILE: 2.x/chapter4-5/src/main/java/com/didispace/chapter45/Application.java
================================================
package com.didispace.chapter45;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
/**
*
* @author 程序猿DD
* @version 1.0.0
* @blog http://blog.didispace.com
*
*/
@SpringBootApplication
public class Application {
public static void main(String[] args) {
SpringApplication.run(Application.class, args);
}
}
================================================
FILE: 2.x/chapter4-5/src/main/java/com/didispace/chapter45/HelloController.java
================================================
package com.didispace.chapter45;
import org.springframework.stereotype.Controller;
import org.springframework.ui.ModelMap;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
/**
*
* @author 程序猿DD
* @version 1.0.0
* @blog http://blog.didispace.com
*
*/
@Controller
public class HelloController {
@RequestMapping("/")
public String index() {
return "index";
}
@RequestMapping("/hello")
public String hello() {
return "hello";
}
@RequestMapping(value = "/login", method = RequestMethod.GET)
public String login() {
return "login";
}
}
================================================
FILE: 2.x/chapter4-5/src/main/java/com/didispace/chapter45/WebSecurityConfig.java
================================================
package com.didispace.chapter45;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Configuration;
import org.springframework.security.config.annotation.authentication.builders.AuthenticationManagerBuilder;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;
@Configuration
@EnableWebSecurity
public class WebSecurityConfig extends WebSecurityConfigurerAdapter {
@Override
protected void configure(HttpSecurity http) throws Exception {
http
.authorizeRequests()
.antMatchers("/", "/home").permitAll()
.anyRequest().authenticated()
.and()
.formLogin()
.loginPage("/login")
.permitAll()
.and()
.logout()
.permitAll();
}
@Autowired
public void configureGlobal(AuthenticationManagerBuilder auth) throws Exception {
auth
.inMemoryAuthentication()
.withUser("user").password("password").roles("USER");
}
}
================================================
FILE: 2.x/chapter4-5/src/main/resources/application.properties
================================================
================================================
FILE: 2.x/chapter4-5/src/main/resources/templates/hello.html
================================================
Hello World!
Hello [[${#httpServletRequest.remoteUser}]]!
================================================
FILE: 2.x/chapter4-5/src/main/resources/templates/index.html
================================================
Spring Security入门
欢迎使用Spring Security!
点击 这里 打个招呼吧
================================================
FILE: 2.x/chapter4-5/src/main/resources/templates/login.html
================================================
Spring Security Example
用户名或密码错
您已注销成功
================================================
FILE: 2.x/chapter5-1/.gitignore
================================================
HELP.md
/target/
!.mvn/wrapper/maven-wrapper.jar
### STS ###
.apt_generated
.classpath
.factorypath
.project
.settings
.springBeans
.sts4-cache
### IntelliJ IDEA ###
.idea
*.iws
*.iml
*.ipr
### NetBeans ###
/nbproject/private/
/nbbuild/
/dist/
/nbdist/
/.nb-gradle/
/build/
### VS Code ###
.vscode/
================================================
FILE: 2.x/chapter5-1/pom.xml
================================================
4.0.0
org.springframework.boot
spring-boot-starter-parent
2.1.3.RELEASE
com.didispace
chapter5-1
0.0.1-SNAPSHOT
使用进程内缓存
1.8
org.springframework.boot
spring-boot-starter-web
org.springframework.boot
spring-boot-starter-data-jpa
org.springframework.boot
spring-boot-starter-cache
org.springframework.boot
spring-boot-starter-actuator
mysql
mysql-connector-java
org.projectlombok
lombok
provided
org.springframework.boot
spring-boot-starter-test
test
org.springframework.boot
spring-boot-maven-plugin
================================================
FILE: 2.x/chapter5-1/src/main/java/com/didispace/chapter51/Chapter51Application.java
================================================
package com.didispace.chapter51;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.cache.annotation.EnableCaching;
@EnableCaching
@SpringBootApplication
public class Chapter51Application {
public static void main(String[] args) {
SpringApplication.run(Chapter51Application.class, args);
}
}
================================================
FILE: 2.x/chapter5-1/src/main/java/com/didispace/chapter51/User.java
================================================
package com.didispace.chapter51;
import lombok.Data;
import lombok.NoArgsConstructor;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.Id;
@Entity
@Data
@NoArgsConstructor
public class User {
@Id
@GeneratedValue
private Long id;
private String name;
private Integer age;
public User(String name, Integer age) {
this.name = name;
this.age = age;
}
}
================================================
FILE: 2.x/chapter5-1/src/main/java/com/didispace/chapter51/UserRepository.java
================================================
package com.didispace.chapter51;
import org.springframework.cache.annotation.CacheConfig;
import org.springframework.cache.annotation.Cacheable;
import org.springframework.data.jpa.repository.JpaRepository;
import org.springframework.data.jpa.repository.Query;
import org.springframework.data.repository.query.Param;
/**
* Created by 程序猿DD/翟永超 on 2020/7/13.
*
* Blog: http://blog.didispace.com/
* Github: https://github.com/dyc87112/
*/
@CacheConfig(cacheNames = "users")
public interface UserRepository extends JpaRepository {
@Cacheable
User findByName(String name);
User findByNameAndAge(String name, Integer age);
@Query("from User u where u.name=:name")
User findUser(@Param("name") String name);
}
================================================
FILE: 2.x/chapter5-1/src/main/resources/application.properties
================================================
spring.datasource.url=jdbc:mysql://localhost:3306/test
spring.datasource.username=root
spring.datasource.password=12345678
spring.datasource.driver-class-name=com.mysql.cj.jdbc.Driver
spring.jpa.show-sql=true
spring.jpa.hibernate.ddl-auto=create-drop
================================================
FILE: 2.x/chapter5-1/src/test/java/com/didispace/chapter51/Chapter51ApplicationTests.java
================================================
package com.didispace.chapter51;
import lombok.extern.slf4j.Slf4j;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.cache.CacheManager;
import org.springframework.test.context.junit4.SpringRunner;
@Slf4j
@RunWith(SpringRunner.class)
@SpringBootTest
public class Chapter51ApplicationTests {
@Autowired
private UserRepository userRepository;
@Autowired
private CacheManager cacheManager;
@Test
public void test() throws Exception {
// 创建1条记录
userRepository.save(new User("AAA", 10));
User u1 = userRepository.findByName("AAA");
System.out.println("第一次查询：" + u1.getAge());
User u2 = userRepository.findByName("AAA");
System.out.println("第二次查询：" + u2.getAge());
}
}
================================================
FILE: 2.x/chapter5-2/.gitignore
================================================
HELP.md
/target/
!.mvn/wrapper/maven-wrapper.jar
### STS ###
.apt_generated
.classpath
.factorypath
.project
.settings
.springBeans
.sts4-cache
### IntelliJ IDEA ###
.idea
*.iws
*.iml
*.ipr
### NetBeans ###
/nbproject/private/
/nbbuild/
/dist/
/nbdist/
/.nb-gradle/
/build/
### VS Code ###
.vscode/
================================================
FILE: 2.x/chapter5-2/pom.xml
================================================
4.0.0
org.springframework.boot
spring-boot-starter-parent
2.1.3.RELEASE
com.didispace
chapter5-2
0.0.1-SNAPSHOT
使用进程内缓存 EhCache
1.8
org.springframework.boot
spring-boot-starter-web
org.springframework.boot
spring-boot-starter-data-jpa
org.springframework.boot
spring-boot-starter-cache
net.sf.ehcache
ehcache
org.springframework.boot
spring-boot-starter-actuator
mysql
mysql-connector-java
org.projectlombok
lombok
provided
org.springframework.boot
spring-boot-starter-test
test
org.springframework.boot
spring-boot-maven-plugin
================================================
FILE: 2.x/chapter5-2/src/main/java/com/didispace/chapter52/Chapter52Application.java
================================================
package com.didispace.chapter52;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.cache.annotation.EnableCaching;
@EnableCaching
@SpringBootApplication
public class Chapter52Application {
public static void main(String[] args) {
SpringApplication.run(Chapter52Application.class, args);
}
}
================================================
FILE: 2.x/chapter5-2/src/main/java/com/didispace/chapter52/User.java
================================================
package com.didispace.chapter52;
import lombok.Data;
import lombok.NoArgsConstructor;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.Id;
@Entity
@Data
@NoArgsConstructor
public class User {
@Id
@GeneratedValue
private Long id;
private String name;
private Integer age;
public User(String name, Integer age) {
this.name = name;
this.age = age;
}
}
================================================
FILE: 2.x/chapter5-2/src/main/java/com/didispace/chapter52/UserRepository.java
================================================
package com.didispace.chapter52;
import org.springframework.cache.annotation.CacheConfig;
import org.springframework.cache.annotation.Cacheable;
import org.springframework.data.jpa.repository.JpaRepository;
import org.springframework.data.jpa.repository.Query;
import org.springframework.data.repository.query.Param;
/**
* Created by 程序猿DD/翟永超 on 2020/7/14.
*
* Blog: http://blog.didispace.com/
* Github: https://github.com/dyc87112/
*/
@CacheConfig(cacheNames = "users")
public interface UserRepository extends JpaRepository {
@Cacheable
User findByName(String name);
}
================================================
FILE: 2.x/chapter5-2/src/main/resources/application.properties
================================================
spring.datasource.url=jdbc:mysql://localhost:3306/test
spring.datasource.username=root
spring.datasource.password=12345678
spring.datasource.driver-class-name=com.mysql.cj.jdbc.Driver
spring.jpa.show-sql=true
spring.jpa.hibernate.ddl-auto=create-drop
================================================
FILE: 2.x/chapter5-2/src/main/resources/ehcache.xml
================================================
================================================
FILE: 2.x/chapter5-2/src/test/java/com/didispace/chapter52/Chapter52ApplicationTests.java
================================================
package com.didispace.chapter52;
import lombok.extern.slf4j.Slf4j;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.cache.CacheManager;
import org.springframework.test.context.junit4.SpringRunner;
@Slf4j
@RunWith(SpringRunner.class)
@SpringBootTest
public class Chapter52ApplicationTests {
@Autowired
private UserRepository userRepository;
@Autowired
private CacheManager cacheManager;
@Test
public void test() throws Exception {
System.out.println("CacheManager type : " + cacheManager.getClass());
// 创建1条记录
userRepository.save(new User("AAA", 10));
User u1 = userRepository.findByName("AAA");
System.out.println("第一次查询：" + u1.getAge());
User u2 = userRepository.findByName("AAA");
System.out.println("第二次查询：" + u2.getAge());
}
}
================================================
FILE: 2.x/chapter5-3/.gitignore
================================================
HELP.md
/target/
!.mvn/wrapper/maven-wrapper.jar
### STS ###
.apt_generated
.classpath
.factorypath
.project
.settings
.springBeans
.sts4-cache
### IntelliJ IDEA ###
.idea
*.iws
*.iml
*.ipr
### NetBeans ###
/nbproject/private/
/nbbuild/
/dist/
/nbdist/
/.nb-gradle/
/build/
### VS Code ###
.vscode/
================================================
FILE: 2.x/chapter5-3/pom.xml
================================================
4.0.0
org.springframework.boot
spring-boot-starter-parent
2.1.3.RELEASE
com.didispace
chapter5-3
0.0.1-SNAPSHOT
使用EhCache缓存集群
1.8
org.springframework.boot
spring-boot-starter-web
org.springframework.boot
spring-boot-starter-data-jpa
org.springframework.boot
spring-boot-starter-cache
net.sf.ehcache
ehcache
org.springframework.boot
spring-boot-starter-actuator
mysql
mysql-connector-java
org.projectlombok
lombok
provided
org.springframework.boot
spring-boot-starter-test
test
org.springframework.boot
spring-boot-maven-plugin
================================================
FILE: 2.x/chapter5-3/src/main/java/com/didispace/chapter53/Chapter53Application.java
================================================
package com.didispace.chapter53;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.cache.annotation.EnableCaching;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RestController;
import java.rmi.registry.LocateRegistry;
@EnableCaching
@SpringBootApplication
public class Chapter53Application {
public static void main(String[] args) throws Exception {
// LocateRegistry.createRegistry(Integer.valueOf(System.getProperty("rmi.port")));
SpringApplication.run(Chapter53Application.class, args);
}
@RestController
static class HelloController {
@Autowired
private UserRepository userRepository;
@GetMapping("/create")
public void create() {
userRepository.save(new User("AAA", 10));
}
@GetMapping("/update")
public User update() {
User u1 = userRepository.findByName("AAA");
u1.setAge(20);
u1 = userRepository.save(u1);
return u1;
}
@GetMapping("/find")
public User find() {
User u1 = userRepository.findByName("AAA");
System.out.println("查询AAA用户：" + u1.getAge());
return u1;
}
}
}
================================================
FILE: 2.x/chapter5-3/src/main/java/com/didispace/chapter53/User.java
================================================
package com.didispace.chapter53;
import lombok.Data;
import lombok.NoArgsConstructor;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.Id;
import java.io.Serializable;
@Entity
@Data
@NoArgsConstructor
public class User implements Serializable {
@Id
@GeneratedValue
private Long id;
private String name;
private Integer age;
public User(String name, Integer age) {
this.name = name;
this.age = age;
}
}
================================================
FILE: 2.x/chapter5-3/src/main/java/com/didispace/chapter53/UserRepository.java
================================================
package com.didispace.chapter53;
import org.springframework.cache.annotation.CacheConfig;
import org.springframework.cache.annotation.Cacheable;
import org.springframework.data.jpa.repository.JpaRepository;
import org.springframework.data.jpa.repository.Query;
import org.springframework.data.repository.query.Param;
/**
* Created by 程序猿DD/翟永超 on 2020/7/16.
*
* Blog: http://blog.didispace.com/
* Github: https://github.com/dyc87112/
*/
@CacheConfig(cacheNames = "users")
public interface UserRepository extends JpaRepository {
@Cacheable
User findByName(String name);
}
================================================
FILE: 2.x/chapter5-3/src/main/resources/application.properties
================================================
spring.datasource.url=jdbc:mysql://localhost:3306/test
spring.datasource.username=root
spring.datasource.password=12345678
spring.datasource.driver-class-name=com.mysql.cj.jdbc.Driver
spring.jpa.show-sql=true
spring.jpa.hibernate.ddl-auto=create
#logging.level.net.sf.ehcache=debug
# 不同实例的配置
#spring.cache.ehcache.config=classpath:ehcache-1.xml
#spring.cache.ehcache.config=classpath:ehcache-2.xml
# 用不同命令启动不同实例
#-Dserver.port=8001 -Dspring.cache.ehcache.config=classpath:ehcache-1.xml
#-Dserver.port=8002 -Dspring.cache.ehcache.config=classpath:ehcache-2.xml
================================================
FILE: 2.x/chapter5-3/src/main/resources/ehcache-1.xml
================================================
================================================
FILE: 2.x/chapter5-3/src/main/resources/ehcache-2.xml
================================================
================================================
FILE: 2.x/chapter5-3/src/test/java/com/didispace/chapter53/Chapter53ApplicationTests.java
================================================
package com.didispace.chapter53;
import lombok.extern.slf4j.Slf4j;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.cache.CacheManager;
import org.springframework.test.context.junit4.SpringRunner;
@Slf4j
@RunWith(SpringRunner.class)
@SpringBootTest
public class Chapter53ApplicationTests {
@Autowired
private UserRepository userRepository;
@Autowired
private CacheManager cacheManager;
@Test
public void test() throws Exception {
System.out.println("CacheManager type : " + cacheManager.getClass());
// 创建1条记录
userRepository.save(new User("AAA", 10));
User u1 = userRepository.findByName("AAA");
System.out.println("第一次查询：" + u1.getAge());
User u2 = userRepository.findByName("AAA");
System.out.println("第二次查询：" + u2.getAge());
}
}
================================================
FILE: 2.x/chapter5-4/.gitignore
================================================
HELP.md
/target/
!.mvn/wrapper/maven-wrapper.jar
### STS ###
.apt_generated
.classpath
.factorypath
.project
.settings
.springBeans
.sts4-cache
### IntelliJ IDEA ###
.idea
*.iws
*.iml
*.ipr
### NetBeans ###
/nbproject/private/
/nbbuild/
/dist/
/nbdist/
/.nb-gradle/
/build/
### VS Code ###
.vscode/
================================================
FILE: 2.x/chapter5-4/pom.xml
================================================
4.0.0
org.springframework.boot
spring-boot-starter-parent
2.1.3.RELEASE
com.didispace
chapter5-4
0.0.1-SNAPSHOT
使用集中式缓存Redis
1.8
org.springframework.boot
spring-boot-starter-web
org.springframework.boot
spring-boot-starter-data-jpa
org.springframework.boot
spring-boot-starter-data-redis
org.apache.commons
commons-pool2
org.springframework.boot
spring-boot-starter-actuator
mysql
mysql-connector-java
org.projectlombok
lombok
provided
org.springframework.boot
spring-boot-starter-test
test
org.springframework.boot
spring-boot-maven-plugin
================================================
FILE: 2.x/chapter5-4/src/main/java/com/didispace/chapter54/Chapter54Application.java
================================================
package com.didispace.chapter54;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.cache.annotation.EnableCaching;
@EnableCaching
@SpringBootApplication
public class Chapter54Application {
public static void main(String[] args) {
SpringApplication.run(Chapter54Application.class, args);
}
}
================================================
FILE: 2.x/chapter5-4/src/main/java/com/didispace/chapter54/User.java
================================================
package com.didispace.chapter54;
import lombok.Data;
import lombok.NoArgsConstructor;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.Id;
import java.io.Serializable;
@Entity
@Data
@NoArgsConstructor
public class User implements Serializable {
@Id
@GeneratedValue
private Long id;
private String name;
private Integer age;
public User(String name, Integer age) {
this.name = name;
this.age = age;
}
}
================================================
FILE: 2.x/chapter5-4/src/main/java/com/didispace/chapter54/UserRepository.java
================================================
package com.didispace.chapter54;
import org.springframework.cache.annotation.CacheConfig;
import org.springframework.cache.annotation.Cacheable;
import org.springframework.data.jpa.repository.JpaRepository;
import org.springframework.data.jpa.repository.Query;
import org.springframework.data.repository.query.Param;
/**
* Created by 程序猿DD/翟永超 on 2020/7/26.
*
* Blog: http://blog.didispace.com/
* Github: https://github.com/dyc87112/
*/
@CacheConfig(cacheNames = "users")
public interface UserRepository extends JpaRepository {
@Cacheable
User findByName(String name);
User findByNameAndAge(String name, Integer age);
@Query("from User u where u.name=:name")
User findUser(@Param("name") String name);
}
================================================
FILE: 2.x/chapter5-4/src/main/resources/application.properties
================================================
spring.datasource.url=jdbc:mysql://localhost:3306/test
spring.datasource.username=root
spring.datasource.password=12345678
spring.datasource.driver-class-name=com.mysql.cj.jdbc.Driver
spring.jpa.database-platform=org.hibernate.dialect.MySQL5InnoDBDialect
spring.jpa.show-sql=true
spring.jpa.hibernate.ddl-auto=create-drop
spring.redis.host=localhost
spring.redis.port=6379
spring.redis.lettuce.pool.max-idle=8
spring.redis.lettuce.pool.max-active=8
spring.redis.lettuce.pool.max-wait=-1ms
spring.redis.lettuce.pool.min-idle=0
spring.redis.lettuce.shutdown-timeout=100ms
================================================
FILE: 2.x/chapter5-4/src/test/java/com/didispace/chapter54/Chapter54ApplicationTests.java
================================================
package com.didispace.chapter54;
import lombok.extern.slf4j.Slf4j;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.cache.CacheManager;
import org.springframework.test.context.junit4.SpringRunner;
@Slf4j
@RunWith(SpringRunner.class)
@SpringBootTest
public class Chapter54ApplicationTests {
@Autowired
private UserRepository userRepository;
@Autowired
private CacheManager cacheManager;
@Test
public void test() throws Exception {
System.out.println("CacheManager type : " + cacheManager.getClass());
// 创建1条记录
userRepository.save(new User("AAA", 10));
User u1 = userRepository.findByName("AAA");
System.out.println("第一次查询：" + u1.getAge());
User u2 = userRepository.findByName("AAA");
System.out.println("第二次查询：" + u2.getAge());
}
}
================================================
FILE: 2.x/chapter5-5/.gitignore
================================================
HELP.md
/target/
!.mvn/wrapper/maven-wrapper.jar
### STS ###
.apt_generated
.classpath
.factorypath
.project
.settings
.springBeans
.sts4-cache
### IntelliJ IDEA ###
.idea
*.iws
*.iml
*.ipr
### NetBeans ###
/nbproject/private/
/nbbuild/
/dist/
/nbdist/
/.nb-gradle/
/build/
### VS Code ###
.vscode/
================================================
FILE: 2.x/chapter5-5/pom.xml
================================================
4.0.0
org.springframework.boot
spring-boot-starter-parent
2.5.1
com.didispace
chapter5-5
0.0.1-SNAPSHOT
使用Redis的发布订阅
1.8
org.springframework.boot
spring-boot-starter-web
org.springframework.boot
spring-boot-starter-data-redis
org.apache.commons
commons-pool2
org.springframework.boot
spring-boot-starter-actuator
org.projectlombok
lombok
provided
org.springframework.boot
spring-boot-starter-test
test
org.springframework.boot
spring-boot-maven-plugin
================================================
FILE: 2.x/chapter5-5/src/main/java/com/didispace/chapter55/Chapter55Application.java
================================================
package com.didispace.chapter55;
import lombok.extern.slf4j.Slf4j;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.data.redis.connection.Message;
import org.springframework.data.redis.connection.MessageListener;
import org.springframework.data.redis.connection.RedisConnection;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.stereotype.Service;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;
import java.nio.charset.StandardCharsets;
@SpringBootApplication
public class Chapter55Application {
private static String CHANNEL = "didispace";
public static void main(String[] args) {
SpringApplication.run(Chapter55Application.class, args);
}
@RestController
static class RedisController {
private RedisTemplate redisTemplate;
public RedisController(RedisTemplate redisTemplate) {
this.redisTemplate = redisTemplate;
}
@GetMapping("/publish")
public void publish(@RequestParam String message) {
// 发送消息
redisTemplate.convertAndSend(CHANNEL, message);
}
}
@Slf4j
@Service
static class MessageSubscriber {
public MessageSubscriber(RedisTemplate redisTemplate) {
RedisConnection redisConnection = redisTemplate.getConnectionFactory().getConnection();
redisConnection.subscribe(new MessageListener() {
@Override
public void onMessage(Message message, byte[] bytes) {
// 收到消息的处理逻辑
log.info("Receive message : " + message);
}
}, CHANNEL.getBytes(StandardCharsets.UTF_8));
}
}
}
================================================
FILE: 2.x/chapter5-5/src/main/resources/application.properties
================================================
spring.redis.host=localhost
spring.redis.port=6379
spring.redis.lettuce.pool.max-idle=8
spring.redis.lettuce.pool.max-active=8
spring.redis.lettuce.pool.max-wait=-1ms
spring.redis.lettuce.pool.min-idle=0
spring.redis.lettuce.shutdown-timeout=100ms
================================================
FILE: 2.x/chapter6-1/pom.xml
================================================
4.0.0
org.springframework.boot
spring-boot-starter-parent
2.4.1
com.didispace
chapter6-1
0.0.1-SNAPSHOT
使用MongoDB
1.8
org.springframework.boot
spring-boot-starter-web
org.springframework.boot
spring-boot-starter-data-mongodb
org.projectlombok
lombok
provided
org.springframework.boot
spring-boot-starter-test
test
org.springframework.boot
spring-boot-maven-plugin
================================================
FILE: 2.x/chapter6-1/src/main/java/com/didispace/chapter61/Chapter61Application.java
================================================
package com.didispace.chapter61;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
@SpringBootApplication
public class Chapter61Application {
public static void main(String[] args) {
SpringApplication.run(Chapter61Application.class, args);
}
}
================================================
FILE: 2.x/chapter6-1/src/main/java/com/didispace/chapter61/User.java
================================================
package com.didispace.chapter61;
import lombok.AllArgsConstructor;
import lombok.Data;
import org.springframework.data.annotation.Id;
/**
* @author 程序猿DD
* @version 1.0.0
* @blog http://blog.didispace.com
*/
@Data
@AllArgsConstructor
public class User {
@Id
private Long id;
private String username;
private Integer age;
}
================================================
FILE: 2.x/chapter6-1/src/main/java/com/didispace/chapter61/UserRepository.java
================================================
package com.didispace.chapter61;
import org.springframework.data.mongodb.repository.MongoRepository;
/**
* @author 程序猿DD
* @version 1.0.0
* @blog http://blog.didispace.com
*/
public interface UserRepository extends MongoRepository {
User findByUsername(String username);
}
================================================
FILE: 2.x/chapter6-1/src/main/resources/application.properties
================================================
spring.data.mongodb.uri=mongodb://localhost:27017/test
================================================
FILE: 2.x/chapter6-1/src/test/java/com/didispace/chapter61/ApplicationTests.java
================================================
package com.didispace.chapter61;
import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.api.Test;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
@SpringBootTest(classes = Chapter61Application.class)
public class ApplicationTests {
@Autowired
private UserRepository userRepository;
@Test
public void test() throws Exception {
userRepository.deleteAll();
// 创建三个User，并验证User总数
userRepository.save(new User(1L, "didi", 30));
userRepository.save(new User(2L, "mama", 40));
userRepository.save(new User(3L, "kaka", 50));
Assertions.assertEquals(3, userRepository.findAll().size());
// 删除一个User，再验证User总数
User u = userRepository.findById(1L).get();
userRepository.delete(u);
Assertions.assertEquals(2, userRepository.findAll().size());
// 删除一个User，再验证User总数
u = userRepository.findByUsername("mama");
userRepository.delete(u);
Assertions.assertEquals(1, userRepository.findAll().size());
}
}
================================================
FILE: 2.x/chapter6-2/pom.xml
================================================
4.0.0
com.didispace
chapter6-2
1.0.0
jar
使用轻量级树状存储 LDAP
org.springframework.boot
spring-boot-starter-parent
2.5.1
UTF-8
1.8
org.springframework.boot
spring-boot-starter-web
org.springframework.boot
spring-boot-starter-data-ldap
org.projectlombok
lombok
provided
com.unboundid
unboundid-ldapsdk
test
org.springframework.boot
spring-boot-starter-test
test
org.springframework.boot
spring-boot-maven-plugin
================================================
FILE: 2.x/chapter6-2/src/main/java/com/didispace/chapter62/Chapter62Application.java
================================================
package com.didispace.chapter62;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
@SpringBootApplication
public class Chapter62Application {
public static void main(String[] args) {
SpringApplication.run(Chapter62Application.class, args);
}
}
================================================
FILE: 2.x/chapter6-2/src/main/java/com/didispace/chapter62/Person.java
================================================
package com.didispace.chapter62;
import lombok.Data;
import org.springframework.ldap.odm.annotations.*;
import javax.naming.Name;
@Entry(base = "ou=people,dc=didispace,dc=com", objectClasses = "inetOrgPerson")
@Data
public class Person {
@Id
private Name id;
@DnAttribute(value = "uid", index = 3)
private String uid;
@Attribute(name = "cn")
private String commonName;
@Attribute(name = "sn")
private String userName;
private String userPassword;
}
================================================
FILE: 2.x/chapter6-2/src/main/java/com/didispace/chapter62/PersonRepository.java
================================================
package com.didispace.chapter62;
import org.springframework.data.repository.CrudRepository;
import javax.naming.Name;
public interface PersonRepository extends CrudRepository {
}
================================================
FILE: 2.x/chapter6-2/src/main/resources/application.properties
================================================
#spring.ldap.urls=ldap://localhost:1235
#spring.ldap.base=dc=didispace,dc=com
#spring.ldap.username=didispace
#spring.ldap.password=123456
================================================
FILE: 2.x/chapter6-2/src/test/java/com/didispace/chapter62/ApplicationTests.java
================================================
package com.didispace.chapter62;
import lombok.extern.slf4j.Slf4j;
import org.junit.jupiter.api.Test;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
@Slf4j
@SpringBootTest
public class ApplicationTests {
@Autowired
private PersonRepository personRepository;
@Test
public void findAll() {
personRepository.findAll().forEach(p -> {
System.out.println(p);
});
}
@Test
public void save() {
Person person = new Person();
person.setUid("uid:1");
person.setUserName("AAA");
person.setCommonName("aaa");
person.setUserPassword("123456");
personRepository.save(person);
personRepository.findAll().forEach(p -> {
System.out.println(p);
});
}
}
================================================
FILE: 2.x/chapter6-2/src/test/resources/application.properties
================================================
spring.ldap.embedded.ldif=classpath:ldap-server.ldif
spring.ldap.embedded.base-dn=dc=didispace,dc=com
================================================
FILE: 2.x/chapter6-2/src/test/resources/ldap-server.ldif
================================================
dn: dc=didispace,dc=com
objectClass: top
objectClass: domain
objectclass: extensibleObject
dc: didispace
dn: ou=people,dc=didispace,dc=com
objectclass: top
objectclass: organizationalUnit
ou: people
dn: uid=ben,ou=people,dc=didispace,dc=com
objectclass: top
objectclass: person
objectclass: organizationalPerson
objectclass: inetOrgPerson
cn: didi
sn: zhaiyongchao
uid: didi
userPassword: {SHA}nFCebWjxfaLbHHG1Qk5UU4trbvQ=
================================================
FILE: 2.x/chapter6-3/pom.xml
================================================
4.0.0
com.didispace
chapter6-3
1.0.0
jar
使用时序数据库InfluxDB
org.springframework.boot
spring-boot-starter-parent
2.5.1
UTF-8
1.8
org.springframework.boot
spring-boot-starter-web
org.influxdb
influxdb-java
org.projectlombok
lombok
provided
org.springframework.boot
spring-boot-starter-test
test
org.springframework.boot
spring-boot-maven-plugin
================================================
FILE: 2.x/chapter6-3/src/main/java/com/didispace/chapter63/Chapter63Application.java
================================================
package com.didispace.chapter63;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.scheduling.annotation.EnableScheduling;
@EnableScheduling
@SpringBootApplication
public class Chapter63Application {
public static void main(String[] args) {
SpringApplication.run(Chapter63Application.class, args);
}
}
================================================
FILE: 2.x/chapter6-3/src/main/java/com/didispace/chapter63/Monitor.java
================================================
package com.didispace.chapter63;
import lombok.AllArgsConstructor;
import lombok.extern.slf4j.Slf4j;
import org.influxdb.InfluxDB;
import org.influxdb.dto.Point;
import org.springframework.scheduling.annotation.Scheduled;
import org.springframework.stereotype.Service;
import java.util.Random;
import java.util.concurrent.TimeUnit;
/**
* Created by 程序猿DD on 2021/8/2.
*
* Blog: http://blog.didispace.com/
* Github: https://github.com/dyc87112/
*/
@Service
@AllArgsConstructor
@Slf4j
public class Monitor {
private InfluxDB influxDB;
@Scheduled(fixedRate = 5000)
public void writeQPS() {
// 模拟要上报的统计数据
int count = (int) (Math.random() * 100);
Point point = Point.measurement("ApiQPS") // ApiQPS表
.tag("url", "/hello") // url字段
.addField("count", count) // 统计数据
.time(System.currentTimeMillis(), TimeUnit.MILLISECONDS) // 时间
.build();
// 往test库写数据
influxDB.write("test", "autogen", point);
log.info("上报统计数据：" + count);
}
}
================================================
FILE: 2.x/chapter6-3/src/main/resources/application.properties
================================================
spring.influx.url=http://localhost:8086
spring.influx.user=admin
spring.influx.password=
================================================
FILE: 2.x/chapter6-3/src/test/java/com/didispace/chapter63/ApplicationTests.java
================================================
package com.didispace.chapter63;
import lombok.extern.slf4j.Slf4j;
import org.junit.jupiter.api.Test;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
@Slf4j
@SpringBootTest
public class ApplicationTests {
@Test
public void findAll() {
}
@Test
public void save() {
}
}
================================================
FILE: 2.x/chapter6-4/pom.xml
================================================
4.0.0
com.didispace
chapter6-4
1.0.0
jar
使用PostgreSQL数据库
org.springframework.boot
spring-boot-starter-parent
2.5.1
UTF-8
1.8
org.springframework.boot
spring-boot-starter-web
org.springframework.boot
spring-boot-starter-data-jpa
org.postgresql
postgresql
runtime
org.projectlombok
lombok
provided
org.springframework.boot
spring-boot-starter-test
test
org.springframework.boot
spring-boot-maven-plugin
================================================
FILE: 2.x/chapter6-4/src/main/java/com/didispace/chapter64/Chapter64Application.java
================================================
package com.didispace.chapter64;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.scheduling.annotation.EnableScheduling;
@SpringBootApplication
public class Chapter64Application {
public static void main(String[] args) {
SpringApplication.run(Chapter64Application.class, args);
}
}
================================================
FILE: 2.x/chapter6-4/src/main/java/com/didispace/chapter64/UserInfo.java
================================================
package com.didispace.chapter64;
import lombok.Data;
import lombok.NoArgsConstructor;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.Id;
@Entity
@Data
@NoArgsConstructor
public class UserInfo {
@Id
@GeneratedValue
private Long id;
private String name;
private Integer age;
public UserInfo(String name, Integer age) {
this.name = name;
this.age = age;
}
}
================================================
FILE: 2.x/chapter6-4/src/main/java/com/didispace/chapter64/UserInfoRepository.java
================================================
package com.didispace.chapter64;
import org.springframework.data.jpa.repository.JpaRepository;
import org.springframework.data.jpa.repository.Query;
import org.springframework.data.repository.query.Param;
/**
* Created by 程序猿DD/翟永超 on 2021/10/08.
*
* Blog: http://blog.didispace.com/
* Github: https://github.com/dyc87112/
*/
public interface UserInfoRepository extends JpaRepository {
UserInfo findByName(String name);
UserInfo findByNameAndAge(String name, Integer age);
@Query("from UserInfo u where u.name=:name")
UserInfo findUser(@Param("name") String name);
}
================================================
FILE: 2.x/chapter6-4/src/main/resources/application.properties
================================================
spring.datasource.url=jdbc:postgresql://localhost:5432/test
spring.datasource.username=postgres
spring.datasource.password=123456
spring.datasource.driver-class-name=org.postgresql.Driver
spring.jpa.properties.hibernate.dialect=org.hibernate.dialect.PostgreSQLDialect
spring.jpa.properties.hibernate.hbm2ddl.auto=create
================================================
FILE: 2.x/chapter6-4/src/test/java/com/didispace/chapter64/ApplicationTests.java
================================================
package com.didispace.chapter64;
import lombok.extern.slf4j.Slf4j;
import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.api.Test;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
@Slf4j
@SpringBootTest
public class ApplicationTests {
@Autowired
private UserInfoRepository userRepository;
@Test
public void test() throws Exception {
// 创建10条记录
userRepository.save(new UserInfo("AAA", 10));
userRepository.save(new UserInfo("BBB", 20));
userRepository.save(new UserInfo("CCC", 30));
userRepository.save(new UserInfo("DDD", 40));
userRepository.save(new UserInfo("EEE", 50));
userRepository.save(new UserInfo("FFF", 60));
userRepository.save(new UserInfo("GGG", 70));
userRepository.save(new UserInfo("HHH", 80));
userRepository.save(new UserInfo("III", 90));
userRepository.save(new UserInfo("JJJ", 100));
// 测试findAll, 查询所有记录
Assertions.assertEquals(10, userRepository.findAll().size());
// 测试findByName, 查询姓名为FFF的User
Assertions.assertEquals(60, userRepository.findByName("FFF").getAge().longValue());
// 测试findUser, 查询姓名为FFF的User
Assertions.assertEquals(60, userRepository.findUser("FFF").getAge().longValue());
// 测试findByNameAndAge, 查询姓名为FFF并且年龄为60的User
Assertions.assertEquals("FFF", userRepository.findByNameAndAge("FFF", 60).getName());
// 测试删除姓名为AAA的User
userRepository.delete(userRepository.findByName("AAA"));
// 测试findAll, 查询所有记录, 验证上面的删除是否成功
Assertions.assertEquals(9, userRepository.findAll().size());
}
}
================================================
FILE: 2.x/chapter7-1/pom.xml
================================================
4.0.0
org.springframework.boot
spring-boot-starter-parent
2.5.1
com.didispace
chapter7-1
0.0.1-SNAPSHOT
使用@Scheduled实现定时任务
1.8
org.springframework.boot
spring-boot-starter-web
org.projectlombok
lombok
provided
org.springframework.boot
spring-boot-starter-test
test
org.springframework.boot
spring-boot-maven-plugin
================================================
FILE: 2.x/chapter7-1/src/main/java/com/didispace/chapter71/Chapter71Application.java
================================================
package com.didispace.chapter71;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.scheduling.annotation.EnableScheduling;
@EnableScheduling
@SpringBootApplication
public class Chapter71Application {
public static void main(String[] args) {
SpringApplication.run(Chapter71Application.class, args);
}
}
================================================
FILE: 2.x/chapter7-1/src/main/java/com/didispace/chapter71/ScheduledTasks.java
================================================
package com.didispace.chapter71;
import lombok.AllArgsConstructor;
import lombok.extern.slf4j.Slf4j;
import org.springframework.scheduling.annotation.Scheduled;
import org.springframework.stereotype.Component;
import java.text.SimpleDateFormat;
import java.util.Date;
@Slf4j
@Component
@AllArgsConstructor
public class ScheduledTasks {
private static final SimpleDateFormat dateFormat = new SimpleDateFormat("HH:mm:ss");
@Scheduled(fixedRate = 5000)
public void reportCurrentTime() {
log.info("现在时间：" + dateFormat.format(new Date()));
}
}
================================================
FILE: 2.x/chapter7-1/src/main/resources/application.properties
================================================
================================================
FILE: 2.x/chapter7-2/pom.xml
================================================
4.0.0
org.springframework.boot
spring-boot-starter-parent
2.5.1
com.didispace
chapter7-2
0.0.1-SNAPSHOT
使用Elastic Job实现定时任务
1.8
org.apache.shardingsphere.elasticjob
elasticjob-lite-spring-boot-starter
3.0.0
org.projectlombok
lombok
provided
org.springframework.boot
spring-boot-starter-test
test
org.springframework.boot
spring-boot-maven-plugin
================================================
FILE: 2.x/chapter7-2/src/main/java/com/didispace/chapter72/Chapter72Application.java
================================================
package com.didispace.chapter72;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
@SpringBootApplication
public class Chapter72Application {
public static void main(String[] args) {
SpringApplication.run(Chapter72Application.class, args);
}
}
================================================
FILE: 2.x/chapter7-2/src/main/java/com/didispace/chapter72/MySimpleJob.java
================================================
package com.didispace.chapter72;
import lombok.extern.slf4j.Slf4j;
import org.apache.shardingsphere.elasticjob.api.ShardingContext;
import org.apache.shardingsphere.elasticjob.simple.job.SimpleJob;
import org.springframework.stereotype.Service;
@Slf4j
@Service
public class MySimpleJob implements SimpleJob {
@Override
public void execute(ShardingContext context) {
log.info("MySimpleJob start : didispace.com {}", System.currentTimeMillis());
}
}
================================================
FILE: 2.x/chapter7-2/src/main/resources/application.properties
================================================
elasticjob.reg-center.server-lists=localhost:2181
elasticjob.reg-center.namespace=didispace
elasticjob.jobs.my-simple-job.elastic-job-class=com.didispace.chapter72.MySimpleJob
elasticjob.jobs.my-simple-job.cron=0/5 * * * * ?
elasticjob.jobs.my-simple-job.sharding-total-count=1
================================================
FILE: 2.x/chapter7-3/pom.xml
================================================
4.0.0
org.springframework.boot
spring-boot-starter-parent
2.5.1
com.didispace
chapter7-3
0.0.1-SNAPSHOT
使用Elastic Job的分片配置
1.8
org.apache.shardingsphere.elasticjob
elasticjob-lite-spring-boot-starter
3.0.0
org.projectlombok
lombok
provided
org.springframework.boot
spring-boot-starter-test
test
org.springframework.boot
spring-boot-maven-plugin
================================================
FILE: 2.x/chapter7-3/src/main/java/com/didispace/chapter73/Chapter73Application.java
================================================
package com.didispace.chapter73;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
@SpringBootApplication
public class Chapter73Application {
public static void main(String[] args) {
SpringApplication.run(Chapter73Application.class, args);
}
}
================================================
FILE: 2.x/chapter7-3/src/main/java/com/didispace/chapter73/MyShardingJob.java
================================================
package com.didispace.chapter73;
import lombok.extern.slf4j.Slf4j;
import org.apache.shardingsphere.elasticjob.api.ShardingContext;
import org.apache.shardingsphere.elasticjob.simple.job.SimpleJob;
import org.springframework.stereotype.Service;
@Slf4j
@Service
public class MyShardingJob implements SimpleJob {
@Override
public void execute(ShardingContext context) {
// sharding-total-count=3，所以任务被分为三个分片
switch (context.getShardingItem()) {
case 0:
log.info("分片1：执行任务");
break;
case 1:
log.info("分片2：执行任务");
break;
case 2:
log.info("分片3：执行任务");
break;
}
}
}
================================================
FILE: 2.x/chapter7-3/src/main/resources/application.properties
================================================
elasticjob.reg-center.server-lists=localhost:2181
elasticjob.reg-center.namespace=didispace
elasticjob.jobs.my-sharding-job.elastic-job-class=com.didispace.chapter73.MyShardingJob
elasticjob.jobs.my-sharding-job.cron=0/5 * * * * ?
elasticjob.jobs.my-sharding-job.sharding-total-count=3
================================================
FILE: 2.x/chapter7-4/pom.xml
================================================
4.0.0
org.springframework.boot
spring-boot-starter-parent
2.5.1
com.didispace
chapter7-4
0.0.1-SNAPSHOT
Elastic Job的错误处理策略
1.8
org.apache.shardingsphere.elasticjob
elasticjob-lite-spring-boot-starter
3.0.0
org.projectlombok
lombok
provided
org.springframework.boot
spring-boot-starter-test
test
org.springframework.boot
spring-boot-maven-plugin
================================================
FILE: 2.x/chapter7-4/src/main/java/com/didispace/chapter74/Chapter74Application.java
================================================
package com.didispace.chapter74;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
@SpringBootApplication
public class Chapter74Application {
public static void main(String[] args) {
SpringApplication.run(Chapter74Application.class, args);
}
}
================================================
FILE: 2.x/chapter7-4/src/main/java/com/didispace/chapter74/MySimpleJob.java
================================================
package com.didispace.chapter74;
import lombok.extern.slf4j.Slf4j;
import org.apache.shardingsphere.elasticjob.api.ShardingContext;
import org.apache.shardingsphere.elasticjob.simple.job.SimpleJob;
import org.springframework.stereotype.Service;
@Slf4j
@Service
public class MySimpleJob implements SimpleJob {
@Override
public void execute(ShardingContext context) {
log.info("MySimpleJob start : didispace.com {}", System.currentTimeMillis());
}
}
================================================
FILE: 2.x/chapter7-4/src/main/resources/application.properties
================================================
spring.application.name=chapter74
elasticjob.reg-center.server-lists=localhost:2181
elasticjob.reg-center.namespace=${spring.application.name}
elasticjob.jobs.my-simple-job.elastic-job-class=com.didispace.chapter74.MySimpleJob
elasticjob.jobs.my-simple-job.cron=0/5 * * * * ?
elasticjob.jobs.my-simple-job.sharding-total-count=1
================================================
FILE: 2.x/chapter7-5/pom.xml
================================================
4.0.0
org.springframework.boot
spring-boot-starter-parent
2.5.1
com.didispace
chapter7-5
0.0.1-SNAPSHOT
使用@Async实现异步任务
1.8
org.springframework.boot
spring-boot-starter-web
org.projectlombok
lombok
provided
org.springframework.boot
spring-boot-starter-test
test
org.springframework.boot
spring-boot-maven-plugin
================================================
FILE: 2.x/chapter7-5/src/main/java/com/didispace/chapter75/AsyncTasks.java
================================================
package com.didispace.chapter75;
import lombok.extern.slf4j.Slf4j;
import org.springframework.scheduling.annotation.Async;
import org.springframework.stereotype.Component;
import java.util.Random;
import java.util.concurrent.CompletableFuture;
@Slf4j
@Component
public class AsyncTasks {
public static Random random = new Random();
@Async
public CompletableFuture doTaskOne() throws Exception {
log.info("开始做任务一");
long start = System.currentTimeMillis();
Thread.sleep(random.nextInt(10000));
long end = System.currentTimeMillis();
log.info("完成任务一，耗时：" + (end - start) + "毫秒");
return CompletableFuture.completedFuture("任务一完成");
}
@Async
public CompletableFuture doTaskTwo() throws Exception {
log.info("开始做任务二");
long start = System.currentTimeMillis();
Thread.sleep(random.nextInt(10000));
long end = System.currentTimeMillis();
log.info("完成任务二，耗时：" + (end - start) + "毫秒");
return CompletableFuture.completedFuture("任务二完成");
}
@Async
public CompletableFuture doTaskThree() throws Exception {
log.info("开始做任务三");
long start = System.currentTimeMillis();
Thread.sleep(random.nextInt(10000));
long end = System.currentTimeMillis();
log.info("完成任务三，耗时：" + (end - start) + "毫秒");
return CompletableFuture.completedFuture("任务三完成");
}
}
================================================
FILE: 2.x/chapter7-5/src/main/java/com/didispace/chapter75/Chapter75Application.java
================================================
package com.didispace.chapter75;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.scheduling.annotation.EnableAsync;
@EnableAsync
@SpringBootApplication
public class Chapter75Application {
public static void main(String[] args) {
SpringApplication.run(Chapter75Application.class, args);
}
}
================================================
FILE: 2.x/chapter7-5/src/main/resources/application.properties
================================================
================================================
FILE: 2.x/chapter7-5/src/test/java/com/didispace/chapter75/Chapter75ApplicationTests.java
================================================
package com.didispace.chapter75;
import lombok.extern.slf4j.Slf4j;
import org.junit.jupiter.api.Test;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.Future;
@Slf4j
@SpringBootTest
public class Chapter75ApplicationTests {
@Autowired
private AsyncTasks asyncTasks;
@Test
public void test() throws Exception {
long start = System.currentTimeMillis();
CompletableFuture task1 = asyncTasks.doTaskOne();
CompletableFuture task2 = asyncTasks.doTaskTwo();
CompletableFuture task3 = asyncTasks.doTaskThree();
CompletableFuture.allOf(task1, task2, task3).join();
long end = System.currentTimeMillis();
log.info("任务全部完成，总耗时：" + (end - start) + "毫秒");
}
}
================================================
FILE: 2.x/chapter7-6/pom.xml
================================================
4.0.0
org.springframework.boot
spring-boot-starter-parent
2.5.1
com.didispace
chapter7-6
0.0.1-SNAPSHOT
@Async异步任务的线程池配置
1.8
org.springframework.boot
spring-boot-starter-web
org.projectlombok
lombok
provided
org.springframework.boot
spring-boot-starter-test
test
org.springframework.boot
spring-boot-maven-plugin
================================================
FILE: 2.x/chapter7-6/src/main/java/com/didispace/chapter76/AsyncTasks.java
================================================
package com.didispace.chapter76;
import lombok.extern.slf4j.Slf4j;
import org.springframework.scheduling.annotation.Async;
import org.springframework.stereotype.Component;
import java.util.Random;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.Future;
@Slf4j
@Component
public class AsyncTasks {
public static Random random = new Random();
@Async
public CompletableFuture doTaskOne() throws Exception {
log.info("开始做任务一");
long start = System.currentTimeMillis();
Thread.sleep(random.nextInt(10000));
long end = System.currentTimeMillis();
log.info("完成任务一，耗时：" + (end - start) + "毫秒");
return CompletableFuture.completedFuture("任务一完成");
}
@Async
public CompletableFuture doTaskTwo() throws Exception {
log.info("开始做任务二");
long start = System.currentTimeMillis();
Thread.sleep(random.nextInt(10000));
long end = System.currentTimeMillis();
log.info("完成任务二，耗时：" + (end - start) + "毫秒");
return CompletableFuture.completedFuture("任务二完成");
}
@Async
public CompletableFuture doTaskThree() throws Exception {
log.info("开始做任务三");
long start = System.currentTimeMillis();
Thread.sleep(random.nextInt(10000));
long end = System.currentTimeMillis();
log.info("完成任务三，耗时：" + (end - start) + "毫秒");
return CompletableFuture.completedFuture("任务三完成");
}
}
================================================
FILE: 2.x/chapter7-6/src/main/java/com/didispace/chapter76/Chapter76Application.java
================================================
package com.didispace.chapter76;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.scheduling.annotation.EnableAsync;
@EnableAsync
@SpringBootApplication
public class Chapter76Application {
public static void main(String[] args) {
SpringApplication.run(Chapter76Application.class, args);
}
}
================================================
FILE: 2.x/chapter7-6/src/main/resources/application.properties
================================================
spring.task.execution.pool.core-size=2
spring.task.execution.pool.max-size=5
spring.task.execution.pool.queue-capacity=10
spring.task.execution.pool.keep-alive=60s
spring.task.execution.pool.allow-core-thread-timeout=true
spring.task.execution.thread-name-prefix=task-
spring.task.execution.shutdown.await-termination=false
spring.task.execution.shutdown.await-termination-period=30s
================================================
FILE: 2.x/chapter7-6/src/test/java/com/didispace/chapter76/Chapter76ApplicationTests.java
================================================
package com.didispace.chapter76;
import lombok.extern.slf4j.Slf4j;
import org.junit.jupiter.api.Test;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
import java.util.concurrent.CompletableFuture;
@Slf4j
@SpringBootTest
public class Chapter76ApplicationTests {
@Autowired
private AsyncTasks asyncTasks;
@Test
public void test1() throws Exception {
long start = System.currentTimeMillis();
CompletableFuture task1 = asyncTasks.doTaskOne();
CompletableFuture task2 = asyncTasks.doTaskTwo();
CompletableFuture task3 = asyncTasks.doTaskThree();
CompletableFuture.allOf(task1, task2, task3).join();
long end = System.currentTimeMillis();
log.info("任务全部完成，总耗时：" + (end - start) + "毫秒");
}
}
================================================
FILE: 2.x/chapter7-7/pom.xml
================================================
4.0.0
org.springframework.boot
spring-boot-starter-parent
2.5.1
com.didispace
chapter7-7
0.0.1-SNAPSHOT
如何隔离@Async异步任务的线程池
1.8
org.springframework.boot
spring-boot-starter-web
org.projectlombok
lombok
provided
org.springframework.boot
spring-boot-starter-test
test
org.springframework.boot
spring-boot-maven-plugin
================================================
FILE: 2.x/chapter7-7/src/main/java/com/didispace/chapter77/AsyncTasks.java
================================================
package com.didispace.chapter77;
import lombok.extern.slf4j.Slf4j;
import org.springframework.scheduling.annotation.Async;
import org.springframework.stereotype.Component;
import java.util.Random;
import java.util.concurrent.CompletableFuture;
@Slf4j
@Component
public class AsyncTasks {
public static Random random = new Random();
@Async("taskExecutor1")
public CompletableFuture doTaskOne(String taskNo) throws Exception {
log.info("开始任务：{}", taskNo);
long start = System.currentTimeMillis();
Thread.sleep(random.nextInt(10000));
long end = System.currentTimeMillis();
log.info("完成任务：{}，耗时：{} 毫秒", taskNo, end - start);
return CompletableFuture.completedFuture("任务完成");
}
@Async("taskExecutor2")
public CompletableFuture doTaskTwo(String taskNo) throws Exception {
log.info("开始任务：{}", taskNo);
long start = System.currentTimeMillis();
Thread.sleep(random.nextInt(10000));
long end = System.currentTimeMillis();
log.info("完成任务：{}，耗时：{} 毫秒", taskNo, end - start);
return CompletableFuture.completedFuture("任务完成");
}
}
================================================
FILE: 2.x/chapter7-7/src/main/java/com/didispace/chapter77/Chapter77Application.java
================================================
package com.didispace.chapter77;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.scheduling.annotation.EnableAsync;
import org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import java.util.concurrent.Executor;
import java.util.concurrent.ThreadPoolExecutor;
@EnableAsync
@SpringBootApplication
public class Chapter77Application {
public static void main(String[] args) {
SpringApplication.run(Chapter77Application.class, args);
}
@EnableAsync
@Configuration
class TaskPoolConfig {
@Bean
public Executor taskExecutor1() {
ThreadPoolTaskExecutor executor = new ThreadPoolTaskExecutor();
executor.setCorePoolSize(2);
executor.setMaxPoolSize(2);
executor.setQueueCapacity(10);
executor.setKeepAliveSeconds(60);
executor.setThreadNamePrefix("executor-1-");
executor.setRejectedExecutionHandler(new ThreadPoolExecutor.CallerRunsPolicy());
return executor;
}
@Bean
public Executor taskExecutor2() {
ThreadPoolTaskExecutor executor = new ThreadPoolTaskExecutor();
executor.setCorePoolSize(2);
executor.setMaxPoolSize(2);
executor.setQueueCapacity(10);
executor.setKeepAliveSeconds(60);
executor.setThreadNamePrefix("executor-2-");
executor.setRejectedExecutionHandler(new ThreadPoolExecutor.CallerRunsPolicy());
return executor;
}
}
}
================================================
FILE: 2.x/chapter7-7/src/main/resources/application.properties
================================================
================================================
FILE: 2.x/chapter7-7/src/test/java/com/didispace/chapter77/Chapter77ApplicationTests.java
================================================
package com.didispace.chapter77;
import lombok.extern.slf4j.Slf4j;
import org.junit.jupiter.api.Test;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.Future;
@Slf4j
@SpringBootTest
public class Chapter77ApplicationTests {
@Autowired
private AsyncTasks asyncTasks;
@Test
public void test() throws Exception {
long start = System.currentTimeMillis();
// 线程池1
CompletableFuture task1 = asyncTasks.doTaskOne("1");
CompletableFuture task2 = asyncTasks.doTaskOne("2");
CompletableFuture task3 = asyncTasks.doTaskOne("3");
// 线程池2
CompletableFuture task4 = asyncTasks.doTaskTwo("4");
CompletableFuture task5 = asyncTasks.doTaskTwo("5");
CompletableFuture task6 = asyncTasks.doTaskTwo("6");
// 一起执行
CompletableFuture.allOf(task1, task2, task3, task4, task5, task6).join();
long end = System.currentTimeMillis();
log.info("任务全部完成，总耗时：" + (end - start) + "毫秒");
}
}
================================================
FILE: 2.x/chapter7-8/pom.xml
================================================
4.0.0
org.springframework.boot
spring-boot-starter-parent
2.5.1
com.didispace
chapter7-8
0.0.1-SNAPSHOT
为@Async异步任务线程池配置拒绝策略
1.8
org.springframework.boot
spring-boot-starter-web
org.projectlombok
lombok
provided
org.springframework.boot
spring-boot-starter-test
test
org.springframework.boot
spring-boot-maven-plugin
================================================
FILE: 2.x/chapter7-8/src/main/java/com/didispace/chapter78/AsyncTasks.java
================================================
package com.didispace.chapter78;
import lombok.extern.slf4j.Slf4j;
import org.springframework.scheduling.annotation.Async;
import org.springframework.stereotype.Component;
import java.util.Random;
import java.util.concurrent.CompletableFuture;
@Slf4j
@Component
public class AsyncTasks {
public static Random random = new Random();
@Async("taskExecutor1")
public CompletableFuture doTaskOne(String taskNo) throws Exception {
log.info("开始任务：{}", taskNo);
long start = System.currentTimeMillis();
Thread.sleep(random.nextInt(10000));
long end = System.currentTimeMillis();
log.info("完成任务：{}，耗时：{} 毫秒", taskNo, end - start);
return CompletableFuture.completedFuture("任务完成");
}
}
================================================
FILE: 2.x/chapter7-8/src/main/java/com/didispace/chapter78/Chapter78Application.java
================================================
package com.didispace.chapter78;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.scheduling.annotation.EnableAsync;
import org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor;
import java.util.concurrent.Executor;
@EnableAsync
@SpringBootApplication
public class Chapter78Application {
public static void main(String[] args) {
SpringApplication.run(Chapter78Application.class, args);
}
@EnableAsync
@Configuration
class TaskPoolConfig {
@Bean
public Executor taskExecutor1() {
ThreadPoolTaskExecutor executor = new ThreadPoolTaskExecutor();
executor.setCorePoolSize(2);
executor.setMaxPoolSize(2);
executor.setQueueCapacity(2);
executor.setKeepAliveSeconds(60);
executor.setThreadNamePrefix("executor-1-");
/**配置拒绝策略**/
// AbortPolicy策略：默认策略，如果线程池队列满了丢掉这个任务并且抛出RejectedExecutionException异常。
// executor.setRejectedExecutionHandler(new ThreadPoolExecutor.AbortPolicy());
// DiscardPolicy策略：如果线程池队列满了，会直接丢掉这个任务并且不会有任何异常。
// executor.setRejectedExecutionHandler(new ThreadPoolExecutor.DiscardPolicy());
// DiscardOldestPolicy策略：如果队列满了，会将最早进入队列的任务删掉腾出空间，再尝试加入队列。
// executor.setRejectedExecutionHandler(new ThreadPoolExecutor.DiscardOldestPolicy());
// CallerRunsPolicy策略：如果添加到线程池失败，那么主线程会自己去执行该任务，不会等待线程池中的线程去执行。
// executor.setRejectedExecutionHandler(new ThreadPoolExecutor.CallerRunsPolicy());
// 自定义策略
// executor.setRejectedExecutionHandler(new RejectedExecutionHandler() {
// @Override
// public void rejectedExecution(Runnable r, ThreadPoolExecutor executor) {
//
// }
// });
return executor;
}
}
}
================================================
FILE: 2.x/chapter7-8/src/main/resources/application.properties
================================================
================================================
FILE: 2.x/chapter7-8/src/test/java/com/didispace/chapter78/Chapter78ApplicationTests.java
================================================
package com.didispace.chapter78;
import lombok.extern.slf4j.Slf4j;
import org.junit.jupiter.api.Test;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.Future;
@Slf4j
@SpringBootTest
public class Chapter78ApplicationTests {
@Autowired
private AsyncTasks asyncTasks;
@Test
public void test() throws Exception {
// 线程池配置：core-2,max-2,queue=2，可以容纳4个任务提交
long start = System.currentTimeMillis();
// 线程池1
CompletableFuture task1 = asyncTasks.doTaskOne("1");
CompletableFuture task2 = asyncTasks.doTaskOne("2");
CompletableFuture task3 = asyncTasks.doTaskOne("3");
CompletableFuture task4 = asyncTasks.doTaskOne("4");
// 一起执行
CompletableFuture.allOf(task1, task2, task3, task4).join();
long end = System.currentTimeMillis();
log.info("任务全部完成，总耗时：" + (end - start) + "毫秒");
}
@Test
public void test2() throws Exception {
// 线程池配置：core-2,max-2,queue=2，同时有5个任务，出现下面异常：
// org.springframework.core.task.TaskRejectedException: Executor [java.util.concurrent.ThreadPoolExecutor@59901c4d[Running, pool size = 2,
// active threads = 0, queued tasks = 2, completed tasks = 4]] did not accept task: java.util.concurrent.CompletableFuture$AsyncSupply@408e96d9
long start = System.currentTimeMillis();
// 线程池1
CompletableFuture task1 = asyncTasks.doTaskOne("1");
CompletableFuture task2 = asyncTasks.doTaskOne("2");
CompletableFuture task3 = asyncTasks.doTaskOne("3");
CompletableFuture task4 = asyncTasks.doTaskOne("4");
CompletableFuture task5 = asyncTasks.doTaskOne("5");
// 一起执行
CompletableFuture.allOf(task1, task2, task3, task4, task5).join();
long end = System.currentTimeMillis();
log.info("任务全部完成，总耗时：" + (end - start) + "毫秒");
}
}
================================================
FILE: 2.x/chapter8-1/pom.xml
================================================
4.0.0
org.springframework.boot
spring-boot-starter-parent
2.5.1
com.didispace
chapter8-1
0.0.1-SNAPSHOT
默认日志管理与Logback配置详解
UTF-8
1.8
org.springframework.boot
spring-boot-starter-web
org.springframework.boot
spring-boot-starter-test
test
org.projectlombok
lombok
provided
org.springframework.boot
spring-boot-maven-plugin
true
================================================
FILE: 2.x/chapter8-1/src/main/java/com/didispace/chapter81/Chapter81Application.java
================================================
package com.didispace.chapter81;
import lombok.extern.slf4j.Slf4j;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
/**
* @author 程序猿DD
* @version 1.0.0
* @blog https://blog.didispace.com
*/
@Slf4j
@SpringBootApplication
public class Chapter81Application {
public static void main(String[] args) {
SpringApplication.run(Chapter81Application.class, args);
log.error("Hello World");
log.warn("Hello World");
log.info("Hello World");
log.debug("Hello World");
log.trace("Hello World");
}
}
================================================
FILE: 2.x/chapter8-1/src/main/resources/application.properties
================================================
debug=true
spring.output.ansi.enabled=detect
logging.file.name=run.log
logging.file.path=./
logging.level.com.didispace=debug
logging.logback.rollingpolicy.clean-history-on-start=false
logging.logback.rollingpolicy.file-name-pattern=
logging.logback.rollingpolicy.max-history=7
logging.logback.rollingpolicy.max-file-size=10MB
logging.logback.rollingpolicy.total-size-cap=0B
================================================
FILE: 2.x/chapter8-2/pom.xml
================================================
4.0.0
org.springframework.boot
spring-boot-starter-parent
2.6.1
com.didispace
chapter8-2
0.0.1-SNAPSHOT
使用log4j2记录日志
UTF-8
1.8
org.springframework.boot
spring-boot-starter-web
org.springframework.boot
spring-boot-starter-logging
org.springframework.boot
spring-boot-starter-log4j2
org.springframework.boot
spring-boot-starter-test
test
org.projectlombok
lombok
provided
org.springframework.boot
spring-boot-maven-plugin
true
================================================
FILE: 2.x/chapter8-2/src/main/java/com/didispace/chapter82/Chapter82Application.java
================================================
package com.didispace.chapter82;
import lombok.extern.slf4j.Slf4j;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
/**
* @author 程序猿DD
* @version 1.0.0
* @blog https://blog.didispace.com
*/
@Slf4j
@SpringBootApplication
public class Chapter82Application {
public static void main(String[] args) {
SpringApplication.run(Chapter82Application.class, args);
log.error("Hello World");
log.warn("Hello World");
log.info("Hello World");
log.debug("Hello World");
log.trace("Hello World");
}
}
================================================
FILE: 2.x/chapter8-2/src/main/resources/application.properties
================================================
logging.config=classpath:log4j2.xml
================================================
FILE: 2.x/chapter8-2/src/main/resources/log4j2.xml
================================================
================================================
FILE: 2.x/chapter8-3/pom.xml
================================================
4.0.0
org.springframework.boot
spring-boot-starter-parent
2.6.1
com.didispace
chapter8-3
0.0.1-SNAPSHOT
使用tinylog记录日志
UTF-8
1.8
2.4.1
org.springframework.boot
spring-boot-starter-web
org.springframework.boot
spring-boot-starter-logging
org.tinylog
tinylog-api
${tinylog.version}
org.tinylog
tinylog-impl
${tinylog.version}
org.tinylog
slf4j-tinylog
${tinylog.version}
org.tinylog
jcl-tinylog
${tinylog.version}
org.tinylog
log4j1.2-api
${tinylog.version}
org.projectlombok
lombok
provided
org.springframework.boot
spring-boot-maven-plugin
true
================================================
FILE: 2.x/chapter8-3/src/main/java/com/didispace/chapter83/Chapter83Application.java
================================================
package com.didispace.chapter83;
import lombok.extern.slf4j.Slf4j;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
/**
* @author 程序猿DD
* @version 1.0.0
* @blog https://blog.didispace.com
*/
@Slf4j
@SpringBootApplication
public class Chapter83Application {
public static void main(String[] args) {
SpringApplication.run(Chapter83Application.class, args);
log.error("Hello World");
log.warn("Hello World");
log.info("Hello World");
log.debug("Hello World");
log.trace("Hello World");
}
}
================================================
FILE: 2.x/chapter8-3/src/main/resources/application.properties
================================================
================================================
FILE: 2.x/chapter8-3/src/main/resources/tinylog.properties
================================================
writer=console
writer.format={date: HH:mm:ss.SSS} {level}: {message}
================================================
FILE: 2.x/pom.xml
================================================
4.0.0
com.didispace
2.x
2.0-SNAPSHOT
pom
全网Star最多的Spring Boot基础教程
chapter1-1
chapter1-2
chapter1-3
chapter1-4
chapter1-5
chapter2-1
chapter2-2
chapter2-3
chapter2-4
chapter2-5
chapter2-6
chapter2-7
chapter2-8
chapter3-1
chapter3-2
chapter3-3
chapter3-4
chapter3-5
chapter3-6
chapter3-7
chapter3-8
chapter3-9
chapter3-10
chapter3-11
chapter3-12
chapter3-13
chapter4-1
chapter4-2
chapter4-3
chapter4-4
chapter4-5
chapter5-1
chapter5-2
chapter5-3
chapter5-4
chapter5-5
chapter6-1
chapter6-2
chapter6-3
chapter6-4
chapter7-1
chapter7-2
chapter7-3
chapter7-4
chapter7-5
chapter7-6
chapter7-7
chapter7-8
chapter8-1
chapter8-2
chapter8-3
================================================
FILE: README.md
================================================
# Spring Boot基础教程
**专题目标**：打造全网内容最全，比收费教程更好的Spring Boot免费教程！
**如何支持**：
1. 关注我的公众号”**程序猿DD**“
2. 点个`Star`并`Follow`我
3. 把该仓库分享给更多的朋友
**加入社群**：如果你正在学习Spring Boot，不妨加入我们的[Spring技术交流群](https://blog.didispace.com/join-group-spring/index.html) ，一起成长
**Spring社区**：如果您在学习过程中碰到问题，可以访问[SpringForAll社区](http://spring4all.com)，描述你的问题，我们会尽快给你答复。当然，如果你想分享你的学习经验，也可以在这里发表你的文章
## 教程目录
该教程自2016年连载至今，因内容较多，经历过多个版本的迭代。
为方便查看学习，这里重新做了整理，根据1.x版本和2.x版本做了区分汇总，后续还会继续跟进3.x版本！
可以通过下面的链接，进入具体版本的教程目录：
- [Spring Boot 2.x](./2.x)
- [Spring Boot 1.x](./1.x)
> **关注公众号：“程序猿DD”**，领取我整理的免费学习资料。
## 推荐内容
- [我的博客](http://blog.didispace.com)：分享平时学习和实践过的技术内容
- [Spring Boot教程](https://blog.didispace.com/spring-boot-learning-2x/)：全网Star最多的免费Spring Boot基础教程
- [Spring Cloud教程](https://blog.didispace.com/spring-cloud-learning/)：全网最早最全的免费Spring Cloud基础教程
- [知识星球](https://t.xiaomiquan.com/zfEiY3v)：聊聊技术人的斜杠生活
**关注公众号，获得更多技术资讯**
================================================
FILE: README_zh.md
================================================
# Spring Boot基础教程
**专题目标**：打造全网内容最全，比收费教程更好的Spring Boot免费教程！
**如何支持**：
1. 关注我的公众号”**程序猿DD**“
2. 点个`Star`并`Follow`我
3. 把该仓库分享给更多的朋友
**加入社群**：如果你正在学习Spring Boot，不妨加入我们的[Spring技术交流群](https://blog.didispace.com/join-group-spring/index.html) ，一起成长
**Spring社区**：如果您在学习过程中碰到问题，可以访问[SpringForAll社区](http://spring4all.com)，描述你的问题，我们会尽快给你答复。当然，如果你想分享你的学习经验，也可以在这里发表你的文章
## 教程目录
该教程自2016年连载至今，因内容较多，经历过多个版本的迭代。
为方便查看学习，这里重新做了整理，根据1.x版本和2.x版本做了区分汇总。
可以通过下面的链接，进入具体版本的教程目录：
- [Spring Boot 2.x](./2.x)
- [Spring Boot 1.x](./1.x)
> **关注公众号：“程序猿DD”**，领取我整理的免费学习资料。
## 推荐内容
- [我的博客](http://blog.didispace.com)：分享平时学习和实践过的技术内容
- [Spring Boot教程](https://blog.didispace.com/spring-boot-learning-2x/)：全网Star最多的免费Spring Boot基础教程
- [Spring Cloud教程](https://blog.didispace.com/spring-cloud-learning/)：全网最早最全的免费Spring Cloud基础教程
- [知识星球](https://t.xiaomiquan.com/zfEiY3v)：聊聊技术人的斜杠生活
**关注公众号，获得更多技术资讯**
================================================
FILE: pom.xml
================================================
4.0.0
com.didispace
SpringBoot-Learning
1.0-SNAPSHOT
pom
2.x