Repository: baijunyao/design-patterns
Branch: master
Commit: 577d31ba1be0
Files: 129
Total size: 80.7 KB

Directory structure:
gitextract__6eyr3aa/

├── AbstractFactory/
│   ├── Article.php
│   ├── Factory.php
│   ├── MySQLArticle.php
│   ├── MySQLFactory.php
│   ├── MySQLUser.php
│   ├── SQLiteArticle.php
│   ├── SQLiteFactory.php
│   ├── SQLiteUser.php
│   ├── User.php
│   └── index.php
├── AbstractFactoryWithReflection/
│   ├── Article.php
│   ├── Factory.php
│   ├── MySQLArticle.php
│   ├── MySQLUser.php
│   ├── SQLiteArticle.php
│   ├── SQLiteUser.php
│   ├── User.php
│   ├── config.php
│   └── index.php
├── AbstractFactoryWithSimpleFactory/
│   ├── Article.php
│   ├── Factory.php
│   ├── MySQLArticle.php
│   ├── MySQLUser.php
│   ├── SQLiteArticle.php
│   ├── SQLiteUser.php
│   ├── User.php
│   ├── config.php
│   └── index.php
├── Bridge/
│   ├── Circle.php
│   ├── Color.php
│   ├── Graph.php
│   ├── Green.php
│   ├── Red.php
│   ├── Square.php
│   ├── Triangle.php
│   ├── Yellow.php
│   └── index.php
├── ClassAdapter/
│   ├── Adaptee.php
│   ├── Adapter.php
│   ├── Target.php
│   └── index.php
├── Command/
│   ├── Command.php
│   ├── CommandInterface.php
│   ├── Invoker.php
│   ├── Receiver.php
│   └── index.php
├── Decorator/
│   ├── Decorator.php
│   ├── Egg.php
│   ├── Food.php
│   ├── Kaolengmian.php
│   ├── Latiao.php
│   ├── Sausage.php
│   ├── Shouzhuabing.php
│   └── index.php
├── Facade/
│   ├── Encrypt.php
│   ├── Facade.php
│   ├── File.php
│   └── index.php
├── FactoryMethod/
│   ├── Add.php
│   ├── AddFactory.php
│   ├── Div.php
│   ├── DivFactory.php
│   ├── Factory.php
│   ├── Mul.php
│   ├── MulFactory.php
│   ├── Operation.php
│   ├── Sub.php
│   ├── SubFactory.php
│   └── index.php
├── Flyweight/
│   ├── ConcreteFlyweight.php
│   ├── Flyweight.php
│   ├── FlyweightFactory.php
│   ├── UnsharedConcreteFlyweight.php
│   └── index.php
├── Iterator/
│   ├── ContainerInterface.php
│   ├── IteratorInterface.php
│   ├── NameContainer.php
│   ├── NameIterator.php
│   └── index.php
├── ObjectAdapter/
│   ├── Adaptee.php
│   ├── Adapter.php
│   ├── Target.php
│   └── index.php
├── Observer/
│   ├── EmailObserver.php
│   ├── Observer.php
│   ├── SMSObserver.php
│   ├── Subject.php
│   ├── SubjectAbstract.php
│   └── index.php
├── Prototype/
│   ├── Car.php
│   ├── DeepDrive.php
│   ├── ShallowDrive.php
│   └── index.php
├── Proxy/
│   ├── Proxy.php
│   ├── RealSubject.php
│   ├── Subject.php
│   └── index.php
├── SafeComposite/
│   ├── Component.php
│   ├── Dir.php
│   ├── File.php
│   └── index.php
├── SimpleFactory/
│   ├── Add.php
│   ├── Bad.php
│   ├── Div.php
│   ├── Factory.php
│   ├── Mul.php
│   ├── Operation.php
│   ├── Sub.php
│   └── index.php
├── Template/
│   ├── Huawei.php
│   ├── Phone.php
│   ├── Xiaomi.php
│   └── index.php
├── TransparentComposite/
│   ├── Component.php
│   ├── Dir.php
│   ├── File.php
│   └── index.php
├── composer.json
├── index.html
├── readme.md
├── singleton/
│   └── index.php
└── vendor/
    ├── autoload.php
    └── composer/
        ├── ClassLoader.php
        ├── LICENSE
        ├── autoload_classmap.php
        ├── autoload_namespaces.php
        ├── autoload_psr4.php
        ├── autoload_real.php
        └── autoload_static.php

================================================
FILE CONTENTS
================================================

================================================
FILE: AbstractFactory/Article.php
================================================
<?php

namespace Baijunyao\DesignPatterns\AbstractFactory;

/**
 * Article 产品接口
 *
 * Interface Article
 * @package Baijunyao\DesignPatterns\AbstractFactory
 */
interface Article
{
    /**
     * 新增
     *
     * @return mixed
     */
    public function insert();

    /**
     * 查询
     *
     * @return mixed
     */
    public function select();
}

================================================
FILE: AbstractFactory/Factory.php
================================================
<?php

namespace Baijunyao\DesignPatterns\AbstractFactory;

/**
 * 工厂接口
 *
 * Interface Factory
 * @package Baijunyao\DesignPatterns\AbstractFactory
 */
interface Factory
{
    /**
     * 创建 User 产品
     *
     * @return mixed
     */
    public function createUser();

    /**
     * 创建 Article 产品
     *
     * @return mixed
     */
    public function createArticle();
}

================================================
FILE: AbstractFactory/MySQLArticle.php
================================================
<?php

namespace Baijunyao\DesignPatterns\AbstractFactory;

/**
 * 应用于 MySQL 的 Article
 *
 * Class MySQLArticle
 * @package Baijunyao\DesignPatterns\AbstractFactory
 */
class MySQLArticle implements Article
{
    /**
     * 新增
     */
    public function insert()
    {
        echo '向 MySQL 数据库中插入 Article';
    }

    /**
     * 查询
     */
    public function select()
    {
        echo '从 MySQL 数据库中查询 Article';
    }
}

================================================
FILE: AbstractFactory/MySQLFactory.php
================================================
<?php

namespace Baijunyao\DesignPatterns\AbstractFactory;

/**
 * MySQL 工厂
 *
 * Class MySQLFactory
 * @package Baijunyao\DesignPatterns\AbstractFactory
 */
class MySQLFactory implements Factory
{
    /**
     * 创建 MySQLUser 产品
     *
     * @return MySQLUser|mixed
     */
    public function createUser()
    {
        return new MySQLUser();
    }

    /**
     * 创建 MySQLArticle 产品
     *
     * @return MySQLArticle|mixed
     */
    public function createArticle()
    {
        return new MySQLArticle();
    }

}

================================================
FILE: AbstractFactory/MySQLUser.php
================================================
<?php

namespace Baijunyao\DesignPatterns\AbstractFactory;

/**
 * 应用于 MySQL 的 User
 *
 * Class MySQLUser
 * @package Baijunyao\DesignPatterns\AbstractFactory
 */
class MySQLUser implements User
{
    /**
     * 新增
     */
    public function insert()
    {
        echo '向 MySQL 数据库中插入 User';
    }

    /**
     * 查询
     */
    public function select()
    {
        echo '从 MySQL 数据库中查询 User';
    }
}

================================================
FILE: AbstractFactory/SQLiteArticle.php
================================================
<?php

namespace Baijunyao\DesignPatterns\AbstractFactory;

/**
 * 适用于 SQLite 的 Article
 *
 * Class SQLiteArticle
 * @package Baijunyao\DesignPatterns\AbstractFactory
 */
class SQLiteArticle implements Article
{
    /**
     * 新增
     *
     * @return mixed|void
     */
    public function insert()
    {
        echo '向 SQLite 数据库中插入 Article';
    }

    /**
     * 查询
     *
     * @return mixed|void
     */
    public function select()
    {
        echo '从 SQLite 数据库中查询 Article';
    }
}

================================================
FILE: AbstractFactory/SQLiteFactory.php
================================================
<?php

namespace Baijunyao\DesignPatterns\AbstractFactory;

/**
 * SQLite 工厂
 *
 * Class SQLiteFactory
 * @package Baijunyao\DesignPatterns\AbstractFactory
 */
class SQLiteFactory implements Factory
{
    /**
     * 创建 SQLiteUser 产品
     *
     * @return SQLiteUser|mixed
     */
    public function createUser()
    {
        return new SQLiteUser();
    }

    /**
     * 创建 SQLiteArticle 产品
     *
     * @return SQLiteArticle|mixed
     */
    public function createArticle()
    {
        return new SQLiteArticle();
    }
}

================================================
FILE: AbstractFactory/SQLiteUser.php
================================================
<?php

namespace Baijunyao\DesignPatterns\AbstractFactory;

/**
 * 适用于 SQLite 的 User
 *
 * Class SQLiteUser
 * @package Baijunyao\DesignPatterns\AbstractFactory
 */
class SQLiteUser implements User
{
    /**
     * 新增
     */
    public function insert()
    {
        echo '向SQLite数据库中插入 User';
    }

    /**
     * 查询
     */
    public function select()
    {
        echo '从SQLite数据库中查询 User';
    }
}

================================================
FILE: AbstractFactory/User.php
================================================
<?php

namespace Baijunyao\DesignPatterns\AbstractFactory;

/**
 * User 产品接口
 *
 * Interface User
 * @package Baijunyao\DesignPatterns\AbstractFactory
 */
interface User
{
    /**
     * 新增
     *
     * @return mixed
     */
    public function insert();

    /**
     * 查询
     *
     * @return mixed
     */
    public function select();
}

================================================
FILE: AbstractFactory/index.php
================================================
<?php

namespace Baijunyao\DesignPatterns\AbstractFactory;

require __DIR__.'/../vendor/autoload.php';

/**
 * 客户端
 *
 * Class Client
 * @package Baijunyao\DesignPatterns\AbstractFactory
 */
class Client
{
    /**
     * 运行
     */
    public function run()
    {
        // 使用 MySQL
        $factory = new MySQLFactory();
        // 创建 user
        $user = $factory->createUser();
        $user->insert();
        echo '<br>';
        $user->select();

        echo '<hr>';

        $factory = new MySQLFactory();
        // 创建 article
        $article = $factory->createArticle();
        $article->insert();
        echo '<br>';
        $article->select();

        echo '<br><br>';

        // 使用 SQLite
        $factory = new SQLiteFactory();
        // 创建 user
        $user = $factory->createUser();
        $user->insert();
        echo '<br>';
        $user->select();

        echo '<hr>';

        $factory = new SQLiteFactory();
        // 创建 article
        $article = $factory->createArticle();
        $article->insert();
        echo '<br>';
        $article->select();
    }
}

$client = new Client();
$client->run();

================================================
FILE: AbstractFactoryWithReflection/Article.php
================================================
<?php

namespace Baijunyao\DesignPatterns\AbstractFactoryWithReflection;

/**
 * Article 产品接口
 *
 * Interface Article
 * @package Baijunyao\DesignPatterns\AbstractFactoryWithReflection
 */
interface Article
{
    /**
     * 新增
     *
     * @return mixed
     */
    public function insert();

    /**
     * 查询
     *
     * @return mixed
     */
    public function select();
}

================================================
FILE: AbstractFactoryWithReflection/Factory.php
================================================
<?php

namespace Baijunyao\DesignPatterns\AbstractFactoryWithReflection;

use ReflectionClass;
use ReflectionException;

class Factory
{
    /**
     * 数据库
     *
     * @var string
     */
    public $db = 'MySQL';

    /**
     * 产品类的命名空间
     *
     * @var string
     */
    public $namespace = 'Baijunyao\DesignPatterns\AbstractFactoryWithReflection\\';

    /**
     * Factory constructor.
     */
    public function __construct()
    {
        /**
         * 从配置项中获取 driver
         */
        $config = include 'config.php';
        $this->db = $config['driver'];
    }

    /**
     * 创建 User 产品
     *
     * @return MySQLUser|SQLiteUser
     */
    public function createUser()
    {
        $className = $this->namespace . $this->db . 'User';
        try {
            $class = new ReflectionClass($className);
            $user = $class->newInstance();
        } catch (ReflectionException $Exception) {
            throw new \InvalidArgumentException('暂不支持的数据库类型');
        }
        return $user;
    }

    /**
     * 创建 Article 产品
     *
     * @return MySQLArticle|SQLiteArticle
     */
    public function createArticle()
    {
        $className = $this->namespace . $this->db . 'Article';
        try {
            $class = new ReflectionClass($className);
            $article = $class->newInstance();
        } catch (ReflectionException $Exception) {
            throw new \InvalidArgumentException('暂不支持的数据库类型');
        }
        return $article;
    }
}

================================================
FILE: AbstractFactoryWithReflection/MySQLArticle.php
================================================
<?php

namespace Baijunyao\DesignPatterns\AbstractFactoryWithReflection;

/**
 * 应用于 MySQL 的 Article
 *
 * Class MySQLArticle
 * @package Baijunyao\DesignPatterns\AbstractFactoryWithReflection
 */
class MySQLArticle implements Article
{
    /**
     * 新增
     */
    public function insert()
    {
        echo '向 MySQL 数据库中插入 Article';
    }

    /**
     * 查询
     */
    public function select()
    {
        echo '从 MySQL 数据库中查询 Article';
    }
}

================================================
FILE: AbstractFactoryWithReflection/MySQLUser.php
================================================
<?php

namespace Baijunyao\DesignPatterns\AbstractFactoryWithReflection;

/**
 * 应用于 MySQL 的 User
 *
 * Class MySQLUser
 * @package Baijunyao\DesignPatterns\AbstractFactoryWithReflection
 */
class MySQLUser implements User
{
    /**
     * 新增
     */
    public function insert()
    {
        echo '向 MySQL 数据库中插入 User';
    }

    /**
     * 查询
     */
    public function select()
    {
        echo '从 MySQL 数据库中查询 User';
    }
}

================================================
FILE: AbstractFactoryWithReflection/SQLiteArticle.php
================================================
<?php

namespace Baijunyao\DesignPatterns\AbstractFactoryWithReflection;

/**
 * 适用于 SQLite 的 Article
 *
 * Class SQLiteArticle
 * @package Baijunyao\DesignPatterns\AbstractFactoryWithReflection
 */
class SQLiteArticle implements Article
{
    /**
     * 新增
     *
     * @return mixed|void
     */
    public function insert()
    {
        echo '向 SQLite 数据库中插入 Article';
    }

    /**
     * 查询
     *
     * @return mixed|void
     */
    public function select()
    {
        echo '从 SQLite 数据库中查询 Article';
    }
}

================================================
FILE: AbstractFactoryWithReflection/SQLiteUser.php
================================================
<?php

namespace Baijunyao\DesignPatterns\AbstractFactoryWithReflection;

/**
 * 适用于 SQLite 的 User
 *
 * Class SQLiteUser
 * @package Baijunyao\DesignPatterns\AbstractFactoryWithReflection
 */
class SQLiteUser implements User
{
    /**
     * 新增
     */
    public function insert()
    {
        echo '向SQLite数据库中插入 User';
    }

    /**
     * 查询
     */
    public function select()
    {
        echo '从SQLite数据库中查询 User';
    }
}

================================================
FILE: AbstractFactoryWithReflection/User.php
================================================
<?php

namespace Baijunyao\DesignPatterns\AbstractFactoryWithReflection;

/**
 * User 产品接口
 *
 * Interface User
 * @package Baijunyao\DesignPatterns\AbstractFactoryWithReflection
 */
interface User
{
    /**
     * 新增
     *
     * @return mixed
     */
    public function insert();

    /**
     * 查询
     *
     * @return mixed
     */
    public function select();
}

================================================
FILE: AbstractFactoryWithReflection/config.php
================================================
<?php

return [
    'driver' => 'SQLite'
];

================================================
FILE: AbstractFactoryWithReflection/index.php
================================================
<?php

namespace Baijunyao\DesignPatterns\AbstractFactoryWithReflection;

require __DIR__.'/../vendor/autoload.php';

/**
 * 客户端
 *
 * Class Client
 * @package Baijunyao\DesignPatterns\AbstractFactoryWithReflection
 */
class Client
{
    /**
     * 运行
     */
    public function run()
    {
        $factory = new Factory();

        // 创建 user
        $user = $factory->createUser();
        $user->insert();
        echo '<br>';
        $user->select();

        echo '<hr>';

        // 创建 article
        $article = $factory->createArticle();
        $article->insert();
        echo '<br>';
        $article->select();
    }
}

$client = new Client();
$client->run();

================================================
FILE: AbstractFactoryWithSimpleFactory/Article.php
================================================
<?php

namespace Baijunyao\DesignPatterns\AbstractFactoryWithSimpleFactory;

/**
 * Article 产品接口
 *
 * Interface Article
 * @package Baijunyao\DesignPatterns\AbstractFactoryWithSimpleFactory
 */
interface Article
{
    /**
     * 新增
     *
     * @return mixed
     */
    public function insert();

    /**
     * 查询
     *
     * @return mixed
     */
    public function select();
}

================================================
FILE: AbstractFactoryWithSimpleFactory/Factory.php
================================================
<?php

namespace Baijunyao\DesignPatterns\AbstractFactoryWithSimpleFactory;

class Factory
{
    public $db = 'MySQL';

    /**
     * Factory constructor.
     */
    public function __construct()
    {
        /**
         * 从配置项中获取 driver
         */
        $config = include 'config.php';
        $this->db = $config['driver'];
    }

    /**
     * 创建 User 产品
     *
     * @return MySQLUser|SQLiteUser
     */
    public function createUser()
    {
        switch ($this->db) {
            case 'MySQL':
                $user =  new MySQLUser();
                break;
            case 'SQLite':
                $user =  new SQLiteUser();
                break;
            default:
                throw new \InvalidArgumentException('暂不支持的数据库类型');
        }
        return $user;
    }

    /**
     * 创建 Article 产品
     *
     * @return MySQLArticle|SQLiteArticle
     */
    public function createArticle()
    {
        switch ($this->db) {
            case 'MySQL':
                $article =  new MySQLArticle();
                break;
            case 'SQLite':
                $article =  new SQLiteArticle();
                break;
            default:
                throw new \InvalidArgumentException('暂不支持的数据库类型');
        }
        return $article;
    }
}

================================================
FILE: AbstractFactoryWithSimpleFactory/MySQLArticle.php
================================================
<?php

namespace Baijunyao\DesignPatterns\AbstractFactoryWithSimpleFactory;

/**
 * 应用于 MySQL 的 Article
 *
 * Class MySQLArticle
 * @package Baijunyao\DesignPatterns\AbstractFactoryWithSimpleFactory
 */
class MySQLArticle implements Article
{
    /**
     * 新增
     */
    public function insert()
    {
        echo '向 MySQL 数据库中插入 Article';
    }

    /**
     * 查询
     */
    public function select()
    {
        echo '从 MySQL 数据库中查询 Article';
    }
}

================================================
FILE: AbstractFactoryWithSimpleFactory/MySQLUser.php
================================================
<?php

namespace Baijunyao\DesignPatterns\AbstractFactoryWithSimpleFactory;

/**
 * 应用于 MySQL 的 User
 *
 * Class MySQLUser
 * @package Baijunyao\DesignPatterns\AbstractFactoryWithSimpleFactory
 */
class MySQLUser implements User
{
    /**
     * 新增
     */
    public function insert()
    {
        echo '向 MySQL 数据库中插入 User';
    }

    /**
     * 查询
     */
    public function select()
    {
        echo '从 MySQL 数据库中查询 User';
    }
}

================================================
FILE: AbstractFactoryWithSimpleFactory/SQLiteArticle.php
================================================
<?php

namespace Baijunyao\DesignPatterns\AbstractFactoryWithSimpleFactory;

/**
 * 适用于 SQLite 的 Article
 *
 * Class SQLiteArticle
 * @package Baijunyao\DesignPatterns\AbstractFactoryWithSimpleFactory
 */
class SQLiteArticle implements Article
{
    /**
     * 新增
     *
     * @return mixed|void
     */
    public function insert()
    {
        echo '向 SQLite 数据库中插入 Article';
    }

    /**
     * 查询
     *
     * @return mixed|void
     */
    public function select()
    {
        echo '从 SQLite 数据库中查询 Article';
    }
}

================================================
FILE: AbstractFactoryWithSimpleFactory/SQLiteUser.php
================================================
<?php

namespace Baijunyao\DesignPatterns\AbstractFactoryWithSimpleFactory;

/**
 * 适用于 SQLite 的 User
 *
 * Class SQLiteUser
 * @package Baijunyao\DesignPatterns\AbstractFactoryWithSimpleFactory
 */
class SQLiteUser implements User
{
    /**
     * 新增
     */
    public function insert()
    {
        echo '向SQLite数据库中插入 User';
    }

    /**
     * 查询
     */
    public function select()
    {
        echo '从SQLite数据库中查询 User';
    }
}

================================================
FILE: AbstractFactoryWithSimpleFactory/User.php
================================================
<?php

namespace Baijunyao\DesignPatterns\AbstractFactoryWithSimpleFactory;

/**
 * User 产品接口
 *
 * Interface User
 * @package Baijunyao\DesignPatterns\AbstractFactoryWithSimpleFactory
 */
interface User
{
    /**
     * 新增
     *
     * @return mixed
     */
    public function insert();

    /**
     * 查询
     *
     * @return mixed
     */
    public function select();
}

================================================
FILE: AbstractFactoryWithSimpleFactory/config.php
================================================
<?php

return [
    'driver' => 'SQLite'
];

================================================
FILE: AbstractFactoryWithSimpleFactory/index.php
================================================
<?php

namespace Baijunyao\DesignPatterns\AbstractFactoryWithSimpleFactory;

require __DIR__.'/../vendor/autoload.php';

/**
 * 客户端
 *
 * Class Client
 * @package Baijunyao\DesignPatterns\AbstractFactoryWithSimpleFactory
 */
class Client
{
    /**
     * 运行
     */
    public function run()
    {
        $factory = new Factory();

        // 创建 user
        $user = $factory->createUser();
        $user->insert();
        echo '<br>';
        $user->select();

        echo '<hr>';

        // 创建 article
        $article = $factory->createArticle();
        $article->insert();
        echo '<br>';
        $article->select();
    }
}

$client = new Client();
$client->run();

================================================
FILE: Bridge/Circle.php
================================================
<?php

namespace Baijunyao\DesignPatterns\Bridge;

/**
 * 圆形
 *
 * Class Circle
 * @package Baijunyao\DesignPatterns\Bridge
 */
class Circle extends Graph
{
    /**
     * @return mixed|void
     */
    public function draw()
    {
        echo "画一个 {$this->color->run()} 的圆形";
    }
}

================================================
FILE: Bridge/Color.php
================================================
<?php

namespace Baijunyao\DesignPatterns\Bridge;

/**
 * 颜色抽象类
 *
 * Class Color
 * @package Baijunyao\DesignPatterns\Bridge
 */
abstract class Color
{
    /**
     * @return mixed
     */
    abstract public function run();
}

================================================
FILE: Bridge/Graph.php
================================================
<?php

namespace Baijunyao\DesignPatterns\Bridge;

/**
 * 形状抽象类
 *
 * Class Graph
 * @package Baijunyao\DesignPatterns\Bridge
 */
abstract class Graph
{
    /**
     * 颜色
     *
     * @var Color
     */
    protected $color;

    /**
     * Graph constructor.
     * @param Color $color
     */
    public function __construct(Color $color)
    {
        $this->color = $color;
    }

    /**
     * @return mixed
     */
    abstract public function draw();
}

================================================
FILE: Bridge/Green.php
================================================
<?php

namespace Baijunyao\DesignPatterns\Bridge;

/**
 * 绿色
 *
 * Class Green
 * @package Baijunyao\DesignPatterns\Bridge
 */
class Green extends Color
{
    /**
     * @return mixed|string
     */
    public function run()
    {
        return '绿色';
    }
}

================================================
FILE: Bridge/Red.php
================================================
<?php

namespace Baijunyao\DesignPatterns\Bridge;

/**
 * 红色
 *
 * Class Red
 * @package Baijunyao\DesignPatterns\Bridge
 */
class Red extends Color
{
    /**
     * @return mixed|string
     */
    public function run()
    {
        return '红色';
    }
}

================================================
FILE: Bridge/Square.php
================================================
<?php

namespace Baijunyao\DesignPatterns\Bridge;

/**
 * 正方形
 *
 * Class Square
 * @package Baijunyao\DesignPatterns\Bridge
 */
class Square extends Graph
{
    /**
     * @return mixed|void
     */
    public function draw()
    {
        echo "画一个 {$this->color->run()} 的正方形";
    }
}

================================================
FILE: Bridge/Triangle.php
================================================
<?php

namespace Baijunyao\DesignPatterns\Bridge;

/**
 * 三角形
 *
 * Class Triangle
 * @package Baijunyao\DesignPatterns\Bridge
 */
class Triangle extends Graph
{
    /**
     * @return mixed|void
     */
    public function draw()
    {
        echo "画一个 {$this->color->run()} 的三角形";
    }
}

================================================
FILE: Bridge/Yellow.php
================================================
<?php

namespace Baijunyao\DesignPatterns\Bridge;

/**
 * 黄色
 *
 * Class Yellow
 * @package Baijunyao\DesignPatterns\Bridge
 */
class Yellow extends Color
{
    /**
     * @return mixed|string
     */
    public function run()
    {
        return '黄色';
    }
}

================================================
FILE: Bridge/index.php
================================================
<?php

namespace Baijunyao\DesignPatterns\Bridge;

require __DIR__.'/../vendor/autoload.php';

/**
 * 客户端
 *
 * Class Client
 * @package Baijunyao\DesignPatterns\Bridge
 */
class Client
{
    /**
     * 运行
     */
    public function run()
    {
        $red = new Red();
        $yellow = new Yellow();
        $green = new Green();

        // 红色的正方形
        $redSquare = new Square($red);
        $redSquare->draw();
        echo '<hr>';

        // 黄色的正方形
        $yellowSquare = new Square($yellow);
        $yellowSquare->draw();
        echo '<hr>';

        // 绿色的正方形
        $greenSquare = new Square($green);
        $greenSquare->draw();
        echo '<hr>';


        // 红色的三角形
        $redTriangle = new Triangle($red);
        $redTriangle->draw();
        echo '<hr>';

        // 黄色的三角形
        $yellowTriangle = new Triangle($yellow);
        $yellowTriangle->draw();
        echo '<hr>';

        // 绿色的三角形
        $greenTriangle = new Triangle($green);
        $greenTriangle->draw();
        echo '<hr>';


        // 红色的圆形
        $redCircle = new Circle($red);
        $redCircle->draw();
        echo '<hr>';

        // 黄色的圆形
        $yellowCircle = new Circle($yellow);
        $yellowCircle->draw();
        echo '<hr>';

        // 绿色的圆形
        $greenCircle = new Circle($green);
        $greenCircle->draw();
        echo '<hr>';

    }
}

$client = new Client();
$client->run();

================================================
FILE: ClassAdapter/Adaptee.php
================================================
<?php

namespace Baijunyao\DesignPatterns\ClassAdapter;

/**
 * 源类
 *
 * Class Target
 * @package Baijunyao\DesignPatterns\ClassAdapter
 */
class Adaptee
{
    /**
     * 金额
     *
     * @var string
     */
    public $money = '￥34';

    /**
     * 支付
     */
    public function pay()
    {
        echo '支付' . $this->money;
    }
}

================================================
FILE: ClassAdapter/Adapter.php
================================================
<?php

namespace Baijunyao\DesignPatterns\ClassAdapter;

/**
 * 适配器
 *
 * Class Adapter
 * @package Baijunyao\DesignPatterns\ClassAdapter
 */
class Adapter extends Adaptee implements Target
{
    /**
     * Adapter constructor.
     */
    public function __construct()
    {
        $this->money = '$5';
    }

    /**
     * 通知
     */
    public function notify()
    {
        echo '通知';
    }
}

================================================
FILE: ClassAdapter/Target.php
================================================
<?php

namespace Baijunyao\DesignPatterns\ClassAdapter;

/**
 * 目标类接口
 *
 * Interface Target
 * @package Baijunyao\DesignPatterns\ClassAdapter
 */
interface Target
{
    /**
     * 支付
     *
     * @return mixed
     */
    public function pay();

    /**
     * 通知
     *
     * @return mixed
     */
    public function notify();
}


================================================
FILE: ClassAdapter/index.php
================================================
<?php

namespace Baijunyao\DesignPatterns\ClassAdapter;

require __DIR__.'/../vendor/autoload.php';

/**
 * 客户端
 *
 * Class Client
 * @package Baijunyao\DesignPatterns\ClassAdapter
 */
class Client
{
    /**
     * 运行
     */
    public function run()
    {
        // 原本的类的
        $adaptee = new Adaptee();
        $adaptee->pay();
        echo '<br>';

        // 适配器
        $adapter = new Adapter();
        $adapter->pay();
        echo '<br>';

        $adapter->notify();
    }
}

$client = new Client();
$client->run();

================================================
FILE: Command/Command.php
================================================
<?php

namespace Baijunyao\DesignPatterns\Command;

/**
 * 具体命令类
 *
 * @package Baijunyao\DesignPatterns\Command
 */
class Command implements CommandInterface
{
    /**
     * @var \Baijunyao\DesignPatterns\Command\Receiver
     */
    protected $receiver;

    /**
     * Command constructor.
     *
     * @param \Baijunyao\DesignPatterns\Command\Receiver $receiver
     */
    public function __construct(Receiver $receiver)
    {
        $this->receiver = $receiver;
    }

    /**
     * @return mixed|void
     */
    public function execute()
    {
        $this->receiver->action();
    }
}

================================================
FILE: Command/CommandInterface.php
================================================
<?php

namespace Baijunyao\DesignPatterns\Command;

/**
 * 命令接口
 *
 * @package Baijunyao\DesignPatterns\Command
 */
interface CommandInterface
{

    /**
     * @return mixed
     */
    public function execute();
}

================================================
FILE: Command/Invoker.php
================================================
<?php

namespace Baijunyao\DesignPatterns\Command;

/**
 * 命令发送者
 *
 * @package Baijunyao\DesignPatterns\Command
 */
class Invoker
{
    /**
     * @var
     */
    protected $command;

    /**
     * @param \Baijunyao\DesignPatterns\Command\Command $command
     */
    public function setCommand(Command $command)
    {
        $this->command = $command;
    }

    /**
     * 执行
     */
    public function run()
    {
        $this->command->execute();
    }
}

================================================
FILE: Command/Receiver.php
================================================
<?php

namespace Baijunyao\DesignPatterns\Command;

/**
 * 命令接收者
 *
 * @package Baijunyao\DesignPatterns\Command
 */
class Receiver
{
    /**
     * 执行操作
     */
    public function action()
    {
        echo '执行操作';
    }
}

================================================
FILE: Command/index.php
================================================
<?php

namespace Baijunyao\DesignPatterns\Command;

require __DIR__.'/../vendor/autoload.php';

/**
 * 客户端
 *
 * Class Client
 * @package Baijunyao\DesignPatterns\Command
 */
class Client
{
    /**
     * 运行
     */
    public function run()
    {
        // 命令行类设定接受者
        $receiver = new Receiver();
        $command = new Command($receiver);

        // 命令接受者调用命令
        $invoker = new Invoker();
        $invoker->setCommand($command);
        $invoker->run();
    }
}

$client = new Client();
$client->run();

================================================
FILE: Decorator/Decorator.php
================================================
<?php

namespace Baijunyao\DesignPatterns\Decorator;

/**
 * 装饰  配料
 *
 * Class Decorator
 * @package Baijunyao\DesignPatterns\Decorator
 */
abstract class Decorator implements Food
{
    /**
     * @var Food
     */
    protected $food;

    /**
     * Decorator constructor.
     * @param Food $food
     */
    public function __construct(Food $food)
    {
        $this->food = $food;
    }
}

================================================
FILE: Decorator/Egg.php
================================================
<?php

namespace Baijunyao\DesignPatterns\Decorator;

/**
 * 蛋
 *
 * Class Egg
 * @package Baijunyao\DesignPatterns\Decorator
 */
class Egg extends Decorator
{
    /**
     * 名称
     *
     * @return mixed|string
     */
    public function name()
    {
        return $this->food->name() . '+蛋';
    }

    /**
     * 价格
     *
     * @return int|mixed
     */
    public function price()
    {
        return $this->food->price() + 1;
    }
}

================================================
FILE: Decorator/Food.php
================================================
<?php

namespace Baijunyao\DesignPatterns\Decorator;

/**
 * 食物
 *
 * Interface Food
 * @package Baijunyao\DesignPatterns\Decorator
 */
interface Food
{
    /**
     * 名称
     *
     * @return mixed
     */
    public function name();

    /**
     * 价格
     *
     * @return mixed
     */
    public function price();
}

================================================
FILE: Decorator/Kaolengmian.php
================================================
<?php

namespace Baijunyao\DesignPatterns\Decorator;

/**
 * 烤冷面
 *
 * Class Kaolengmian
 * @package Baijunyao\DesignPatterns\Decorator
 */
class Kaolengmian implements Food
{
    /**
     * 名称
     *
     * @return mixed|string
     */
    public function name()
    {
        return '烤冷面';
    }

    /**
     * 价格
     *
     * @return int|mixed
     */
    public function price()
    {
        return 6;
    }
}

================================================
FILE: Decorator/Latiao.php
================================================
<?php

namespace Baijunyao\DesignPatterns\Decorator;

/**
 * 辣条
 *
 * Class Latiao
 * @package Baijunyao\DesignPatterns\Decorator
 */
class Latiao extends Decorator
{
    /**
     * 名称
     *
     * @return mixed|string
     */
    public function name()
    {
        return $this->food->name() . '+辣条';
    }

    /**
     * 价格
     *
     * @return int|mixed
     */
    public function price()
    {
        return $this->food->price() + 3;
    }
}

================================================
FILE: Decorator/Sausage.php
================================================
<?php

namespace Baijunyao\DesignPatterns\Decorator;

/**
 * 肠
 *
 * Class Sausage
 * @package Baijunyao\DesignPatterns\Decorator
 */
class Sausage extends Decorator
{
    /**
     * 名称
     *
     * @return mixed|string
     */
    public function name()
    {
        return $this->food->name() . '+肠';
    }

    /**
     * 价格
     *
     * @return int|mixed
     */
    public function price()
    {
        return $this->food->price() + 2;
    }
}

================================================
FILE: Decorator/Shouzhuabing.php
================================================
<?php

namespace Baijunyao\DesignPatterns\Decorator;

/**
 * 手抓饼
 *
 * Class Shouzhuabing
 * @package Baijunyao\DesignPatterns\Decorator
 */
class Shouzhuabing implements Food
{
    /**
     * 名称
     *
     * @return mixed|string
     */
    public function name()
    {
        return '手抓饼';
    }

    /**
     * 价格
     *
     * @return int|mixed
     */
    public function price()
    {
        return 5;
    }
}

================================================
FILE: Decorator/index.php
================================================
<?php

namespace Baijunyao\DesignPatterns\Decorator;

require __DIR__.'/../vendor/autoload.php';

/**
 * 客户端
 *
 * Class Client
 * @package Baijunyao\DesignPatterns\Decorator
 */
class Client
{
    /**
     *
     */
    public function run()
    {
        // 手抓饼
        $shouzhuabing = new Shouzhuabing();
        echo $shouzhuabing->name();
        echo $shouzhuabing->price() . '元';
        echo '<hr>';

        // 烤冷面
        $kaolengmian = new Kaolengmian();
        echo $kaolengmian->name();
        echo $kaolengmian->price() . '元';
        echo '<hr>';

        // 手抓饼+蛋
        $egg = new Egg($shouzhuabing);
        echo $egg->name();
        echo $egg->price() . '元';
        echo '<hr>';

        // 手抓饼+肠
        $sausage = new Sausage($kaolengmian);
        echo $sausage->name();
        echo $sausage->price() . '元';
        echo '<hr>';

        // 烤冷面+辣条
        $latiao = new Latiao($shouzhuabing);
        echo $latiao->name();
        echo $latiao->price() . '元';
        echo '<hr>';
    }
}

$client = new Client();
$client->run();


================================================
FILE: Facade/Encrypt.php
================================================
<?php

namespace Baijunyao\DesignPatterns\Facade;

/**
 * 加密类
 *
 * @package Baijunyao\DesignPatterns\Facade
 */
class Encrypt
{
    /**
     * 加密
     */
    public function encrypt()
    {
        return '加密';
    }
}

================================================
FILE: Facade/Facade.php
================================================
<?php

namespace Baijunyao\DesignPatterns\Facade;

/**
 * Facade
 *
 * @package Baijunyao\DesignPatterns\Facade
 */
class Facade
{
    /**
     * @var \Baijunyao\DesignPatterns\Facade\File
     */
    private $file;

    /**
     * @var \Baijunyao\DesignPatterns\Facade\Encrypt
     */
    private $encrypt;

    /**
     * Facade constructor.
     */
    public function __construct()
    {
        $this->file = new File();
        $this->encrypt = new Encrypt();
    }

    /**
     * 获取文件内容并加密
     */
    public function encryptContent()
    {
        echo $this->file->content();
        echo '<br>';
        echo $this->encrypt->encrypt();
    }
}


================================================
FILE: Facade/File.php
================================================
<?php

namespace Baijunyao\DesignPatterns\Facade;

/**
 * 文件类
 *
 * @package Baijunyao\DesignPatterns\Facade
 */
class File
{
    /**
     * 获取文件内容
     */
    public function content()
    {
        return '获取文件内容';
    }
}

================================================
FILE: Facade/index.php
================================================
<?php

namespace Baijunyao\DesignPatterns\Facade;

require __DIR__.'/../vendor/autoload.php';

/**
 * 客户端
 *
 * Class Client
 * @package Baijunyao\DesignPatterns\Facade
 */
class Client
{
    /**
     * 运行
     */
    public function run()
    {
        $facade = new Facade();
        $facade->encryptContent();
    }
}

$client = new Client();
$client->run();

================================================
FILE: FactoryMethod/Add.php
================================================
<?php

namespace Baijunyao\DesignPatterns\FactoryMethod;

/**
 * 加法
 *
 * Class Add
 * @package Baijunyao\DesignPatterns\FactoryMethod
 */
class Add extends Operation
{
    /**
     * 计算结果
     *
     * @return int
     */
    public function getResult()
    {
        return $this->numberA + $this->numberB;
    }
}

================================================
FILE: FactoryMethod/AddFactory.php
================================================
<?php

namespace Baijunyao\DesignPatterns\FactoryMethod;

/**
 * 加法工厂
 *
 * Class AddFactory
 * @package Baijunyao\DesignPatterns\FactoryMethod
 */
class AddFactory extends Factory
{
    /**
     * 创建加法产品类
     *
     * @return Add
     */
    public function create()
    {
        return new Add();
    }
}

================================================
FILE: FactoryMethod/Div.php
================================================
<?php

namespace Baijunyao\DesignPatterns\FactoryMethod;

/**
 * 除法
 *
 * Class Div
 * @package Baijunyao\DesignPatterns\FactoryMethod
 */
class Div extends Operation
{
    /**
     * 计算结果
     *
     * @return float|int
     */
    public function getResult()
    {
        if ($this->numberB == 0) {
            throw new \InvalidArgumentException('除数不能为0');
        }
        return $this->numberA / $this->numberB;
    }
}

================================================
FILE: FactoryMethod/DivFactory.php
================================================
<?php

namespace Baijunyao\DesignPatterns\FactoryMethod;

/**
 * 除法工厂
 *
 * Class DivFactory
 * @package Baijunyao\DesignPatterns\FactoryMethod
 */
class DivFactory extends Factory
{
    /**
     * 创建除法产品类
     *
     * @return Div
     */
    public function create()
    {
        return new Div();
    }
}

================================================
FILE: FactoryMethod/Factory.php
================================================
<?php

namespace Baijunyao\DesignPatterns\FactoryMethod;

/**
 * 工厂抽象类
 *
 * Class Factory
 * @package Baijunyao\DesignPatterns\FactoryMethod
 */
abstract class Factory
{
    /**
     * 创建产品
     *
     * @return mixed
     */
    abstract public function create();
}

================================================
FILE: FactoryMethod/Mul.php
================================================
<?php

namespace Baijunyao\DesignPatterns\FactoryMethod;

/**
 * 乘法
 *
 * Class Mul
 * @package Baijunyao\DesignPatterns\FactoryMethod
 */
class Mul extends Operation
{
    /**
     * 计算结果
     *
     * @return float|int
     */
    public function getResult()
    {
        return $this->numberA * $this->numberB;
    }
}

================================================
FILE: FactoryMethod/MulFactory.php
================================================
<?php

namespace Baijunyao\DesignPatterns\FactoryMethod;

/**
 * 乘法工厂
 *
 * Class MulFactory
 * @package Baijunyao\DesignPatterns\FactoryMethod
 */
class MulFactory extends Factory
{
    /**
     * 创建乘法产品类
     *
     * @return Mul
     */
    public function create()
    {
        return new Mul();
    }
}

================================================
FILE: FactoryMethod/Operation.php
================================================
<?php

namespace Baijunyao\DesignPatterns\FactoryMethod;

/**
 * 操作类型抽象类
 *
 * Class Operation
 * @package Baijunyao\DesignPatterns\FactoryMethod
 */
abstract class Operation
{
    /**
     * 运算符号左边的值
     *
     * @var int
     */
    protected $numberA = 0;

    /**
     * 运算符号右边的值
     *
     * @var int
     */
    protected $numberB = 0;

    /**
     * 计算结果
     *
     * @return mixed
     */
    abstract public function getResult();

    /**
     * 给 numberA 赋值
     *
     * @param $number
     */
    public function setNumberA($number)
    {
        $this->numberA = $number;
    }

    /**
     * 给 numberB 赋值
     *
     * @param $number
     */
    public function setNumberB($number)
    {
        $this->numberB = $number;
    }

}

================================================
FILE: FactoryMethod/Sub.php
================================================
<?php

namespace Baijunyao\DesignPatterns\FactoryMethod;

/**
 * 减法
 *
 * Class Sub
 * @package Baijunyao\DesignPatterns\FactoryMethod
 */
class Sub extends Operation
{
    /**
     * 计算结果
     *
     * @return int|mixed
     */
    public function getResult()
    {
        return $this->numberA - $this->numberB;
    }
}

================================================
FILE: FactoryMethod/SubFactory.php
================================================
<?php

namespace Baijunyao\DesignPatterns\FactoryMethod;

/**
 * 减法工厂
 *
 * Class SubFactory
 * @package Baijunyao\DesignPatterns\FactoryMethod
 */
class SubFactory extends Factory
{
    /**
     * 创建减法产品类
     *
     * @return Sub
     */
    public function create()
    {
        return new Sub();
    }
}

================================================
FILE: FactoryMethod/index.php
================================================
<?php

namespace Baijunyao\DesignPatterns\FactoryMethod;

require __DIR__.'/../vendor/autoload.php';

/**
 * 客户端
 *
 * Class Client
 * @package Baijunyao\DesignPatterns\FactoryMethod
 */
class Client
{
    /**
     * 不好的示例   直接 new 具体的产品
     */
    public function bad()
    {
        // 计算 1+2
        $operation = new Add();
        $operation->setNumberA(1);
        $operation->setNumberB(2);
        $result = $operation->getResult();
        echo $result;

        echo '<br>';

        // 计算 3+4
        $operation = new Add();
        $operation->setNumberA(3);
        $operation->setNumberB(4);
        $result = $operation->getResult();
        echo $result;
    }

    /**
     * 好的示例  new 产品对应的工厂
     */
    public function good()
    {
        $factory = new AddFactory();
        $operation = $factory->create();
        $operation->setNumberA(1);
        $operation->setNumberB(2);
        $result = $operation->getResult();
        echo $result;
    }
}


$client = new Client();
$client->bad();
echo '<br>';
$client->good();

================================================
FILE: Flyweight/ConcreteFlyweight.php
================================================
<?php

namespace Baijunyao\DesignPatterns\Flyweight;

/**
 * 共享的具体享元类
 *
 * Class ConcreteFlyweight
 *
 * @package Baijunyao\DesignPatterns\Flyweight
 */
class ConcreteFlyweight extends Flyweight
{
    /**
     * @param $content
     */
    public function show($content)
    {
        echo '共享的享元：' . $this->name . $content . '<br>';
    }
}

================================================
FILE: Flyweight/Flyweight.php
================================================
<?php

namespace Baijunyao\DesignPatterns\Flyweight;

/**
 * 享元抽象类
 *
 * Class Flyweight
 *
 * @package Baijunyao\DesignPatterns\Flyweight
 */
abstract class Flyweight
{
    /**
     * @var
     */
    protected $name;

    /**
     * Flyweight constructor.
     *
     * @param $name
     */
    public function __construct($name)
    {
        $this->name = $name;
    }

    /**
     * @param $content
     */
    public function show($content){}
}



================================================
FILE: Flyweight/FlyweightFactory.php
================================================
<?php

namespace Baijunyao\DesignPatterns\Flyweight;

/**
 * 享元工厂
 *
 * Class FlyweightFactory
 *
 * @package Baijunyao\DesignPatterns\Flyweight
 */
class FlyweightFactory
{
    /**
     * @var array
     */
    private $flyweights = [];

    /**
     * @param $name
     *
     * @return mixed
     */
    public function getFlyweight($name)
    {
        if(!isset($this->flyweights[$name])){
            $this->flyweights[$name]=new ConcreteFlyweight($name);
        }
        return $this->flyweights[$name];
    }
}

================================================
FILE: Flyweight/UnsharedConcreteFlyweight.php
================================================
<?php

namespace Baijunyao\DesignPatterns\Flyweight;

/**
 * 不共享的具体享元类
 *
 * Class UnsharedConcreteFlyweight
 *
 * @package Baijunyao\DesignPatterns\Flyweight
 */
class UnsharedConcreteFlyweight extends Flyweight
{
    /**
     * @param $content
     */
    public function show($content)
    {
        echo '不共享的享元：' . $this->name . $content . '<br>';
    }

    /**
     * 附加的删除方法
     */
    public function delete()
    {
        $this->name = '';
    }
}

================================================
FILE: Flyweight/index.php
================================================
<?php

namespace Baijunyao\DesignPatterns\Flyweight;

require __DIR__.'/../vendor/autoload.php';

/**
 * 客户端
 *
 * Class Client
 * @package Baijunyao\DesignPatterns\Flyweight
 */
class Client
{
    /**
     * 运行
     */
    public function run()
    {
        $flyweight = new FlyweightFactory();
        $zhangsan1 = $flyweight->getFlyweight('170cm的模特');
        $zhangsan1->show('第1件L号的衣服');

        $zhangsan2 = $flyweight->getFlyweight('170cm的模特');
        $zhangsan2->show('第99件L号的衣服');

        var_dump($zhangsan1 === $zhangsan2);
        echo '<hr>';

        $lisi = $flyweight->getFlyweight('180cm的模特');
        $lisi->show('第1件XXL号的衣服');

        $wangmazi = new UnsharedConcreteFlyweight('190cm的模特');
        $wangmazi->show('第1件XXXL号的衣服');
        $wangmazi->delete();
        $wangmazi->show('第1件XXXL号的衣服');
    }
}

$client = new Client();
$client->run();

================================================
FILE: Iterator/ContainerInterface.php
================================================
<?php

namespace Baijunyao\DesignPatterns\Iterator;

/**
 * 容器接口
 *
 * @package Baijunyao\DesignPatterns\Iterator
 */
interface ContainerInterface
{
    /**
     * 增加一个名字
     *
     * @param $name
     *
     * @return mixed
     */
    public function add($name);

    /**
     * 获取迭代器
     *
     * @return mixed
     */
    public function getIterator();
}

================================================
FILE: Iterator/IteratorInterface.php
================================================
<?php

namespace Baijunyao\DesignPatterns\Iterator;

/**
 * 迭代器接口
 *
 * @package Baijunyao\DesignPatterns\Iterator
 */
interface IteratorInterface
{
    /**
     * 判断是否还有下一个
     *
     * @return mixed
     */
    public function hasNext();

    /**
     * 获取下一个
     *
     * @return mixed
     */
    public function next();
}

================================================
FILE: Iterator/NameContainer.php
================================================
<?php

namespace Baijunyao\DesignPatterns\Iterator;

/**
 * 姓名容器
 *
 * @package Baijunyao\DesignPatterns\Iterator
 */
class NameContainer implements ContainerInterface
{
    /**
     * @var array
     */
    protected $nameArray = [];

    /**
     * 增加一个名字
     *
     * @param $name
     *
     * @return mixed|void
     */
    public function add($name)
    {
        $this->nameArray[] = $name;
    }

    /**
     * 获取迭代器
     *
     * @return \Baijunyao\DesignPatterns\Iterator\NameIterator|mixed
     */
    public function getIterator()
    {
        return new NameIterator($this->nameArray);
    }
}

================================================
FILE: Iterator/NameIterator.php
================================================
<?php

namespace Baijunyao\DesignPatterns\Iterator;

/**
 * 姓名迭代器
 *
 * @package Baijunyao\DesignPatterns\Iterator
 */
class NameIterator implements IteratorInterface
{
    /**
     * @var array
     */
    protected $nameArray = [];

    /**
     * @var int
     */
    protected $index = 0;

    /**
     * NameIterator constructor.
     *
     * @param $nameArray
     */
    public function __construct($nameArray)
    {
        $this->nameArray = $nameArray;
    }

    /**
     * 判断是否还有下一个姓名
     *
     * @return bool|mixed
     */
    public function hasNext()
    {
        return $this->index < count($this->nameArray);
    }

    /**
     * 下一个姓名
     *
     * @return mixed|void
     */
    public function next()
    {
        if ($this->hasNext()) {
            echo $this->nameArray[$this->index] . '<br>';
            $this->index++;
        }
    }
}

================================================
FILE: Iterator/index.php
================================================
<?php

namespace Baijunyao\DesignPatterns\Iterator;

require __DIR__.'/../vendor/autoload.php';

/**
 * 客户端
 *
 * Class Client
 * @package Baijunyao\DesignPatterns\Iterator
 */
class Client
{
    /**
     * 运行
     */
    public function run()
    {
        $nameContainer = new NameContainer();
        $nameContainer->add('张三');
        $nameContainer->add('李四');
        $nameContainer->add('王麻子');

        $nameIterator = $nameContainer->getIterator();

        while ($nameIterator->hasNext()) {
            echo $nameIterator->next();
        }
    }
}

$client = new Client();
$client->run();

================================================
FILE: ObjectAdapter/Adaptee.php
================================================
<?php

namespace Baijunyao\DesignPatterns\ObjectAdapter;

/**
 * 源类
 *
 * Class Target
 * @package Baijunyao\DesignPatterns\ObjectAdapter
 */
class Adaptee
{
    /**
     * 金额
     *
     * @var string
     */
    public $money = '￥34';

    /**
     * 支付
     */
    public function pay()
    {
        echo '支付' . $this->money;
    }
}

================================================
FILE: ObjectAdapter/Adapter.php
================================================
<?php

namespace Baijunyao\DesignPatterns\ObjectAdapter;

/**
 * 适配器
 *
 * Class Adapter
 * @package Baijunyao\DesignPatterns\ObjectAdapter
 */

class Adapter implements Target
{

    /**
     * Adapter constructor.
     * @param Adaptee $adaptee
     */
    public function __construct(Adaptee $adaptee)
    {
        $this->adaptee = $adaptee;
        $adaptee->money = '$5';
    }

    /**
     * 支付
     *
     * @return mixed|void
     */
    public function pay()
    {
        $this->adaptee->pay();
    }

    /**
     * 通知
     *
     * @return mixed|void
     */
    public function notify()
    {
        echo '通知';
    }
}

================================================
FILE: ObjectAdapter/Target.php
================================================
<?php

namespace Baijunyao\DesignPatterns\ObjectAdapter;

/**
 * 目标类接口
 *
 * Interface Target
 * @package Baijunyao\DesignPatterns\ObjectAdapter
 */
interface Target
{
    /**
     * 支付
     *
     * @return mixed
     */
    public function pay();

    /**
     * 通知
     *
     * @return mixed
     */
    public function notify();
}


================================================
FILE: ObjectAdapter/index.php
================================================
<?php

namespace Baijunyao\DesignPatterns\ObjectAdapter;

require __DIR__.'/../vendor/autoload.php';

/**
 * 客户端
 *
 * Class Client
 * @package Baijunyao\DesignPatterns\ObjectAdapter
 */
class Client
{
    /**
     * 运行
     */
    public function run()
    {
        // 原本的类的
        $adaptee = new Adaptee();
        $adaptee->pay();
        echo '<br>';

        // 适配器
        $adapter = new Adapter($adaptee);
        $adapter->pay();
        echo '<br>';

        $adapter->notify();
    }
}

$client = new Client();
$client->run();

================================================
FILE: Observer/EmailObserver.php
================================================
<?php

namespace Baijunyao\DesignPatterns\Observer;

/**
 * 发邮件
 *
 * @package Baijunyao\DesignPatterns\Observer
 */
class EmailObserver implements Observer
{
    /**
     * 执行操作
     */
    public function update()
    {
        echo '发送邮件昭告天下<br>';
    }
}

================================================
FILE: Observer/Observer.php
================================================
<?php

namespace Baijunyao\DesignPatterns\Observer;

/**
 * Observer 接口
 *
 * @package Baijunyao\DesignPatterns\Observer
 */
interface Observer
{
    /**
     * @return mixed
     */
    public function update();
}

================================================
FILE: Observer/SMSObserver.php
================================================
<?php

namespace Baijunyao\DesignPatterns\Observer;

/**
 * 发短信
 *
 * @package Baijunyao\DesignPatterns\Observer
 */
class SMSObserver implements Observer
{
    /**
     * 执行操作
     */
    public function update()
    {
        echo '发送短信昭告天下<br>';
    }
}

================================================
FILE: Observer/Subject.php
================================================
<?php

namespace Baijunyao\DesignPatterns\Observer;

/**
 * 具体 Subject
 *
 * @package Baijunyao\DesignPatterns\Observer
 */
class Subject extends SubjectAbstract
{
    public function publish()
    {
        echo '我做了某事<br>';
        $this->notify();
    }
}

================================================
FILE: Observer/SubjectAbstract.php
================================================
<?php

namespace Baijunyao\DesignPatterns\Observer;

/**
 * Observer 抽象类
 *
 * @package Baijunyao\DesignPatterns\Observer
 */
abstract class SubjectAbstract
{
    /**
     * @var array
     */
    private $observers = [];

    /**
     * @param \Baijunyao\DesignPatterns\Observer\Observer $observer
     */
    public function attach(Observer $observer)
    {
        $this->observers[] = $observer;
    }

    /**
     * 通知
     */
    public function notify()
    {
        foreach ($this->observers as $k => $v) {
            $v->update();
        }
    }
}

================================================
FILE: Observer/index.php
================================================
<?php

namespace Baijunyao\DesignPatterns\Observer;

require __DIR__.'/../vendor/autoload.php';

/**
 * 客户端
 *
 * Class Client
 * @package Baijunyao\DesignPatterns\Observer
 */
class Client
{
    /**
     * 运行
     */
    public function run()
    {
        $emailObserver = new EmailObserver();
        $SMSObserver = new SMSObserver();
        $subject = new Subject();

        $subject->attach($emailObserver);
        $subject->attach($SMSObserver);
        $subject->publish();
    }
}

$client = new Client();
$client->run();

================================================
FILE: Prototype/Car.php
================================================
<?php

namespace Baijunyao\DesignPatterns\Prototype;

/**
 * Class Car
 * @package Baijunyao\DesignPatterns\Prototype
 */
class Car
{
    /**
     * 车名
     *
     * @var
     */
    public $name;

    /**
     * 设置车名
     *
     * @param $name
     */
    public function setName($name)
    {
        $this->name = $name;
    }
}

================================================
FILE: Prototype/DeepDrive.php
================================================
<?php

namespace Baijunyao\DesignPatterns\Prototype;

/**
 * Class DeepDrive
 * @package Baijunyao\DesignPatterns\Prototype
 */
class DeepDrive
{

    private $car;

    /**
     * Drive constructor.
     */
    public function __construct()
    {
        echo '准备完成';
    }

    /**
     * 选择要开的车
     *
     * @param $car
     */
    public function setCar($car)
    {
        $this->car = $car;
    }

    public function show()
    {
        echo '开始驾驶'.$this->car->name;
        echo '<br>';
    }

    public function __clone()
    {
        $this->car = clone $this->car;
    }
}

================================================
FILE: Prototype/ShallowDrive.php
================================================
<?php

namespace Baijunyao\DesignPatterns\Prototype;

/**
 * Class ShallowDrive
 * @package Baijunyao\DesignPatterns\Prototype
 */
class ShallowDrive
{

    private $car;

    /**
     * Drive constructor.
     */
    public function __construct()
    {
        echo '准备完成';
    }

    /**
     * 选择要开的车
     *
     * @param $car
     */
    public function setCar($car)
    {
        $this->car = $car;
    }

    public function show()
    {
        echo '开始驾驶'.$this->car->name;
        echo '<br>';
    }
}

================================================
FILE: Prototype/index.php
================================================
<?php

namespace Baijunyao\DesignPatterns\Prototype;

require __DIR__.'/../vendor/autoload.php';

/**
 * 客户端
 *
 * Class Client
 * @package Baijunyao\DesignPatterns\Prototype
 */
class Client
{
    /**
     * 浅复制
     */
    public function shallowCopy()
    {
        $car = new Car();
        $car->name = '特斯拉';

        $shallowDrive = new ShallowDrive();
        $shallowDrive->setCar($car);
        $shallowDrive->show();

        $cloneDrive = clone $shallowDrive;
        $cloneDrive->show();

        echo '<hr>';

        $car->name = '凯迪拉克';
        $shallowDrive->show();
        $cloneDrive->show();
    }

    /**
     *
     */
    public function deepCopy()
    {
        $car = new Car();
        $car->name = '特斯拉';

        $deepDrive = new DeepDrive();
        $deepDrive->setCar($car);
        $deepDrive->show();

        $cloneDrive = clone $deepDrive;
        $cloneDrive->show();

        echo '<hr>';

        $car->name = '凯迪拉克';
        $deepDrive->show();
        $cloneDrive->show();
    }
}

$client = new Client();
$client->shallowCopy();
echo '<br>-----------------------------<br>';
$client->deepCopy();

================================================
FILE: Proxy/Proxy.php
================================================
<?php

namespace Baijunyao\DesignPatterns\Proxy;

/**
 * 代理
 *
 * Class Proxy
 *
 * @package Baijunyao\DesignPatterns\Proxy
 */
class Proxy implements Subject
{
    /**
     * 真实主题
     *
     * @var \Baijunyao\DesignPatterns\Proxy\RealSubject
     */
    protected $realSubject;

    /**
     * Proxy constructor.
     */
    public function __construct()
    {
        $this->realSubject = new RealSubject();
    }

    /*
     * 执行操作
     */
    public function action()
    {
        $this->realSubject->action();
    }

}

================================================
FILE: Proxy/RealSubject.php
================================================
<?php

namespace Baijunyao\DesignPatterns\Proxy;

/**
 * 真实主题
 *
 * Class RealSubject
 *
 * @package Baijunyao\DesignPatterns\Proxy
 */
class RealSubject implements Subject
{
    /**
     * 执行操作
     */
    public function action()
    {
        echo '执行操作';
    }
}

================================================
FILE: Proxy/Subject.php
================================================
<?php

namespace Baijunyao\DesignPatterns\Proxy;

/**
 * 
 *
 * Interface Subject
 *
 * @package Baijunyao\DesignPatterns\Proxy
 */
interface Subject
{
    public function action();
}

================================================
FILE: Proxy/index.php
================================================
<?php

namespace Baijunyao\DesignPatterns\Proxy;

require __DIR__.'/../vendor/autoload.php';

/**
 * 客户端
 *
 * Class Client
 * @package Baijunyao\DesignPatterns\Proxy
 */
class Client
{
    /**
     * 运行
     */
    public function run()
    {
        $proxy = new Proxy();
        $proxy->action();
    }
}

$client = new Client();
$client->run();

================================================
FILE: SafeComposite/Component.php
================================================
<?php

namespace Baijunyao\DesignPatterns\SafeComposite;

/**
 * 只包含树枝节点和叶子节点公共的方法抽象类
 *
 * Class Component
 * @package Baijunyao\DesignPatterns\SafeComposite
 */
abstract class Component
{
    /**
     * @var
     */
    protected $name;

    /**
     * Component constructor.
     * @param $name
     */
    public function __construct($name)
    {
        $this->name = $name;
    }

    /**
     * @return mixed
     */
    abstract public function display();
}

================================================
FILE: SafeComposite/Dir.php
================================================
<?php

namespace Baijunyao\DesignPatterns\SafeComposite;

/**
 * 文件夹
 *
 * Class Dir
 * @package Baijunyao\DesignPatterns\SafeComposite
 */
class Dir extends Component
{
    /**
     * @var array
     */
    protected $children = [];

    /**
     * 添加子节点
     *
     * @param Component $component
     */
    public function add(Component $component)
    {
        $this->children[] = $component;
    }

    /**
     * @return mixed|string
     */
    public function display()
    {
        $nameStr = $this->name .'<br>';
        foreach ($this->children as $k => $v) {

            $nameStr .= '--' . $v->display();
        }
        return $nameStr;
    }
}

================================================
FILE: SafeComposite/File.php
================================================
<?php

namespace Baijunyao\DesignPatterns\SafeComposite;

/**
 * 文件
 *
 * Class File
 * @package Baijunyao\DesignPatterns\SafeComposite
 */
class File extends Component
{
    /**
     * @return mixed|string
     */
    public function display()
    {
        return '--' . $this->name .'<br>';
    }
}

================================================
FILE: SafeComposite/index.php
================================================
<?php

namespace Baijunyao\DesignPatterns\SafeComposite;

require __DIR__.'/../vendor/autoload.php';

/**
 * 客户端
 *
 * Class Client
 * @package Baijunyao\DesignPatterns\SafeComposite
 */
class Client
{
    /**
     * 运行
     */
    public function run()
    {
        $designPatterns = new Dir('design-patterns');

        $classAdapter = new Dir('ClassAdapter');
        $objectAdapter = new Dir('ObjectAdapter');
        $safeComposite = new Dir('SafeComposite');

        $designPatterns->add($classAdapter);
        $designPatterns->add($objectAdapter);
        $designPatterns->add($safeComposite);

        $componentFile = new File('Component.php');
        $dirFile = new File('Dir.php');
        $fileFile = new File('File.php');
        $indexFile = new File('index.php');

        $safeComposite->add($componentFile);
        $safeComposite->add($dirFile);
        $safeComposite->add($fileFile);
        $safeComposite->add($indexFile);

        echo $designPatterns->display();
    }
}

$client = new Client();
$client->run();


================================================
FILE: SimpleFactory/Add.php
================================================
<?php

namespace Baijunyao\DesignPatterns\SimpleFactory;

/**
 * 加法
 *
 * Class Add
 * @package Baijunyao\DesignPatterns\SimpleFactory
 */
class Add extends Operation
{
    /**
     * 计算结果
     *
     * @return int
     */
    public function getResult()
    {
        return $this->numberA + $this->numberB;
    }
}

================================================
FILE: SimpleFactory/Bad.php
================================================
<?php

namespace Baijunyao\DesignPatterns\SimpleFactory;

/**
 * 不好的示例
 *
 * Class Bad
 * @package Baijunyao\DesignPatterns\SimpleFactory
 */
class Bad
{
    /**
     * 计算结果
     *
     * @param int $numberA
     * @param string $operate
     * @param int $numberB
     * @return int|float|int
     */
    public function getResult($numberA, $operate, $numberB)
    {
        switch ($operate) {
            case '+':
                $result = $numberA + $numberB;
                break;
            case '-':
                $result = $numberA - $numberB;
                break;
            case '*':
                $result = $numberA * $numberB;
                break;
            case '/':
                if ($numberB != 0) {
                    $result = $numberA / $numberB;
                } else {
                    throw new \InvalidArgumentException('除数不能为0');
                }
                break;
            default:
                throw new \InvalidArgumentException('暂不支持的运算');
        }
        return $result;
    }
}

================================================
FILE: SimpleFactory/Div.php
================================================
<?php

namespace Baijunyao\DesignPatterns\SimpleFactory;

/**
 * 除法
 *
 * Class Div
 * @package Baijunyao\DesignPatterns\SimpleFactory
 */
class Div extends Operation
{
    /**
     * 计算结果
     *
     * @return float|int
     */
    public function getResult()
    {
        if ($this->numberB == 0) {
            throw new \InvalidArgumentException('除数不能为0');
        }
        return $this->numberA / $this->numberB;
    }
}

================================================
FILE: SimpleFactory/Factory.php
================================================
<?php

namespace Baijunyao\DesignPatterns\SimpleFactory;

/**
 * 工厂类
 *
 * Class Factory
 * @package Baijunyao\DesignPatterns\SimpleFactory
 */
class Factory
{
    /**
     * 创建一种运算
     *
     * @param $operate
     * @return Add|Div|Mul|Sub
     */
    public function create($operate)
    {
        switch ($operate) {
            case '+':
                $result = new Add();
                break;
            case '-':
                $result = new Sub();
                break;
            case '*':
                $result = new Mul();
                break;
            case '/':
                $result = new Div();
                break;
            default:
                throw new \InvalidArgumentException('暂不支持的运算');
        }
        return $result;
    }
}

================================================
FILE: SimpleFactory/Mul.php
================================================
<?php

namespace Baijunyao\DesignPatterns\SimpleFactory;

/**
 * 乘法
 *
 * Class Mul
 * @package Baijunyao\DesignPatterns\SimpleFactory
 */
class Mul extends Operation
{
    /**
     * 计算结果
     *
     * @return float|int
     */
    public function getResult()
    {
        return $this->numberA * $this->numberB;
    }
}

================================================
FILE: SimpleFactory/Operation.php
================================================
<?php

namespace Baijunyao\DesignPatterns\SimpleFactory;

/**
 * 操作类型抽象类
 *
 * Class Operation
 * @package Baijunyao\DesignPatterns\SimpleFactory
 */
abstract class Operation
{
    /**
     * 运算符号左边的值
     *
     * @var int
     */
    protected $numberA = 0;

    /**
     * 运算符号右边的值
     *
     * @var int
     */
    protected $numberB = 0;

    /**
     * 计算结果
     *
     * @return mixed
     */
    abstract public function getResult();

    /**
     * 给 numberA 赋值
     *
     * @param $number
     */
    public function setNumberA($number)
    {
        $this->numberA = $number;
    }

    /**
     * 给 numberB 赋值
     *
     * @param $number
     */
    public function setNumberB($number)
    {
        $this->numberB = $number;
    }

}

================================================
FILE: SimpleFactory/Sub.php
================================================
<?php

namespace Baijunyao\DesignPatterns\SimpleFactory;

/**
 * 减法
 *
 * Class Sub
 * @package Baijunyao\DesignPatterns\SimpleFactory
 */
class Sub extends Operation
{
    /**
     * 计算结果
     *
     * @return int|mixed
     */
    public function getResult()
    {
        return $this->numberA - $this->numberB;
    }
}

================================================
FILE: SimpleFactory/index.php
================================================
<?php

namespace Baijunyao\DesignPatterns\SimpleFactory;

require __DIR__.'/../vendor/autoload.php';

/**
 * 客户端
 *
 * Class Client
 * @package Baijunyao\DesignPatterns\SimpleFactory
 */
class Client
{
    /**
     * 不好的示例
     */
    public function bad()
    {
        $program = new Bad();
        $result = $program->getResult(1, '+', 2);
        echo $result;
    }

    /**
     * 不好的示例2
     *
     * @return int
     */
    public function bad2()
    {
        // 计算 1+2
        $operation = new Add();
        $operation->setNumberA(1);
        $operation->setNumberB(2);
        $result = $operation->getResult();
        echo $result;

        echo '<br>';

        // 计算 3+4
        $operation = new Add();
        $operation->setNumberA(3);
        $operation->setNumberB(4);
        $result = $operation->getResult();
        echo $result;
    }

    /**
     * 好的示例
     */
    public function good()
    {
        $factory = new Factory();
        $operation = $factory->create('+');
        $operation->setNumberA(1);
        $operation->setNumberB(2);
        $result = $operation->getResult();
        echo $result;
    }
}


$client = new Client();
$client->bad();
echo '<br>';
$client->bad2();
echo '<br>';
$client->good();

================================================
FILE: Template/Huawei.php
================================================
<?php

namespace Baijunyao\DesignPatterns\Template;

/**
 * Class Huawei
 *
 * @package Baijunyao\DesignPatterns\Template
 */
class Huawei extends Phone
{
    /**
     * 打电话
     *
     * @return mixed|void
     */
    protected function showLogo()
    {
        echo '华为logo'. '<br>';
    }
}

================================================
FILE: Template/Phone.php
================================================
<?php

namespace Baijunyao\DesignPatterns\Template;

/**
 * Class Phone
 *
 * @package Baijunyao\DesignPatterns\Template
 */
abstract class Phone
{
    /**
     * 定义操作顺序
     */
    final public function action()
    {
        $this->powerOn();
        $this->showLogo();
        $this->callUp();
    }

    /**
     * 开机
     */
    protected function powerOn()
    {
        echo '开机' . '<br>';
    }

    /**
     * logo
     *
     * @return mixed
     */
    abstract protected function showLogo();

    /**
     * 打电话
     */
    protected function callUp()
    {
        echo '打电话' . '<br>';
    }
}

================================================
FILE: Template/Xiaomi.php
================================================
<?php

namespace Baijunyao\DesignPatterns\Template;

/**
 * Class Xiaomi
 *
 * @package Baijunyao\DesignPatterns\Template
 */
class Xiaomi extends Phone
{
    /**
     * logo
     *
     * @return mixed|void
     */
    protected function showLogo()
    {
        echo '小米logo'. '<br>';
    }
}

================================================
FILE: Template/index.php
================================================
<?php

namespace Baijunyao\DesignPatterns\Template;

require __DIR__.'/../vendor/autoload.php';

/**
 * 客户端
 *
 * Class Client
 * @package Baijunyao\DesignPatterns\Template
 */
class Client
{
    /**
     * 运行
     */
    public function run()
    {
        $xiaomi = new Xiaomi();
        $xiaomi->action();

        echo '<hr>';

        $huawei = new Huawei();
        $huawei->action();
    }
}

$client = new Client();
$client->run();

================================================
FILE: TransparentComposite/Component.php
================================================
<?php

namespace Baijunyao\DesignPatterns\TransparentComposite;

/**
 * 包含树枝节点和叶子节点方法的抽象类
 *
 * Class Component
 * @package Baijunyao\DesignPatterns\TransparentComposite
 */
abstract class Component
{
    /**
     * @var
     */
    protected $name;

    /**
     * Component constructor.
     * @param $name
     */
    public function __construct($name)
    {
        $this->name = $name;
    }

    /**
     * 添加子节点
     *
     * @return mixed
     */
    abstract public function add();

    /**
     * 展示名称
     *
     * @return mixed
     */
    abstract public function display();
}

================================================
FILE: TransparentComposite/Dir.php
================================================
<?php

namespace Baijunyao\DesignPatterns\TransparentComposite;

/**
 * 文件夹
 *
 * Class Dir
 * @package Baijunyao\DesignPatterns\TransparentComposite
 */
class Dir extends Component
{
    /**
     * @var array
     */
    protected $children = [];

    /**
     * 添加子节点
     *
     * @param Component $component
     */
    public function add(Component $component)
    {
        $this->children[] = $component;
    }

    /**
     * @return mixed|string
     */
    public function display()
    {
        $nameStr = $this->name .'<br>';
        foreach ($this->children as $k => $v) {

            $nameStr .= '--' . $v->display();
        }
        return $nameStr;
    }
}

================================================
FILE: TransparentComposite/File.php
================================================
<?php

namespace Baijunyao\DesignPatterns\TransparentComposite;

/**
 * 文件
 *
 * Class File
 * @package Baijunyao\DesignPatterns\TransparentComposite
 */
class File extends Component
{
    /**
     * @param Component $component
     * @throws \Exception
     */
    public function add(Component $component)
    {
        throw new \Exception('文件不能添加子节点');
    }

    /**
     * @return mixed|string
     */
    public function display()
    {
        return '--' . $this->name .'<br>';
    }
}

================================================
FILE: TransparentComposite/index.php
================================================
<?php

namespace Baijunyao\DesignPatterns\TransparentComposite;

require __DIR__.'/../vendor/autoload.php';

/**
 * 客户端
 *
 * Class Client
 * @package Baijunyao\DesignPatterns\TransparentComposite
 */
class Client
{
    /**
     * 运行
     */
    public function run()
    {
        $designPatterns = new Dir('design-patterns');

        $classAdapter = new Dir('ClassAdapter');
        $objectAdapter = new Dir('ObjectAdapter');
        $transparentComposite = new Dir('TransparentComposite');

        $designPatterns->add($classAdapter);
        $designPatterns->add($objectAdapter);
        $designPatterns->add($transparentComposite);

        $componentFile = new File('Component.php');
        $dirFile = new File('Dir.php');
        $fileFile = new File('File.php');
        $indexFile = new File('index.php');

        $transparentComposite->add($componentFile);
        $transparentComposite->add($dirFile);
        $transparentComposite->add($fileFile);
        $transparentComposite->add($indexFile);

        echo $designPatterns->display();
    }
}

$client = new Client();
$client->run();


================================================
FILE: composer.json
================================================
{
    "name": "baijunyao/design-patterns",
    "description": "design patterns",
    "type": "project",
    "license": "MIT",
    "authors": [
        {
            "name": "baijunyao",
            "email": "baijunyao@baijunyao.com"
        }
    ],
    "require": {},
    "autoload": {
        "psr-4": {
            "Baijunyao\\DesignPatterns\\": ""
        }
    }
}


================================================
FILE: index.html
================================================
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>设计模式-白俊遥</title>
</head>
<body marginheight="0">
    <h3>文章</h3>
    <ol>
        <li><a href="https://baijunyao.com/article/158">php设计模式(一)序言</a></li>
        <li><a href="https://baijunyao.com/article/159">php设计模式(二)单例模式</a></li>
        <li><a href="https://baijunyao.com/article/161">php设计模式(三)简单工厂模式</a></li>
        <li><a href="https://baijunyao.com/article/162">php设计模式(四)工厂方法模式</a></li>
        <li><a href="https://baijunyao.com/article/164">php设计模式(五)抽象工厂模式</a></li>
        <li><a href="https://baijunyao.com/article/165">php设计模式(六)使用简单工厂来优化抽象工厂模式</a></li>
        <li><a href="https://baijunyao.com/article/166">php设计模式(七)使用反射来优化抽象工厂模式</a></li>
        <li><a href="https://baijunyao.com/article/167">php设计模式(八)原型模式</a></li>
        <li><a href="https://baijunyao.com/article/168">php设计模式(九)类适配器模式</a></li>
        <li><a href="https://baijunyao.com/article/169">php设计模式(十)对象适配器模式</a></li>
        <li><a href="https://baijunyao.com/article/170">php设计模式(十一)桥接模式</a></li>
        <li><a href="https://baijunyao.com/article/172">php设计模式(十二)装饰模式</a></li>
        <li><a href="https://baijunyao.com/article/174">php设计模式(十三)透明组合模式</a></li>
        <li><a href="https://baijunyao.com/article/175">php设计模式(十四)安全组合模式</a></li>
        <li><a href="https://baijunyao.com/article/176">php设计模式(十五)外观模式</a></li>
        <li><a href="https://baijunyao.com/article/177">php设计模式(十六)享元模式</a></li>
        <li><a href="https://baijunyao.com/article/178">php设计模式(十七)代理模式</a></li>
        <li><a href="https://baijunyao.com/article/179">php设计模式(十八)代理模式</a></li>
        <li><a href="https://baijunyao.com/article/182">php设计模式(十九)命令模式</a></li>
        <li><a href="https://baijunyao.com/article/183">php设计模式(二十)迭代器模式</a></li>
        <li><a href="https://baijunyao.com/article/184">php设计模式(二十一)观察者模式</a></li>
    </ol>
    <h3>目录</h3>
    <ul>
        <li><a href="/singleton">单例模式</a></li>
        <li><a href="/SimpleFactory">简单工厂模式</a></li>
        <li><a href="/FactoryMethod">工厂方法模式</a></li>
        <li><a href="/AbstractFactory">抽象工厂模式</a></li>
        <li><a href="/AbstractFactoryWithSimpleFactory">使用简单工厂来优化抽象工厂模式</a></li>
        <li><a href="/AbstractFactoryWithReflection">使用反射来优化抽象工厂模式</a></li>
        <li><a href="/Prototype">原型模式</a></li>
        <li><a href="/ClassAdapter">类适配器</a></li>
        <li><a href="/ObjectAdapter">对象适配器模式</a></li>
        <li><a href="/Bridge">桥接模式</a></li>
        <li><a href="/Decorator">装饰模式</a></li>
        <li><a href="/TransparentComposite">透明组合模式</a></li>
        <li><a href="/SafeComposite">安全组合模式</a></li>
        <li><a href="/Facade">外观模式</a></li>
        <li><a href="/Flyweight">享元模式</a></li>
        <li><a href="/Proxy">代理模式</a></li>
        <li><a href="/Template">代理模式</a></li>
        <li><a href="/Command">命令模式</a></li>
        <li><a href="/Iterator">迭代器模式</a></li>
        <li><a href="/Observer">迭代器模式</a></li>
    </ul>
</body>
</html>

================================================
FILE: readme.md
================================================
### 文章
1. [php设计模式(一)序言](https://baijunyao.com/article/158)
2. [php设计模式(二)单例模式](https://baijunyao.com/article/159)
3. [php设计模式(三)简单工厂模式](https://baijunyao.com/article/161)
4. [php设计模式(四)工厂方法模式](https://baijunyao.com/article/162)
5. [php设计模式(五)抽象工厂模式](https://baijunyao.com/article/164)
6. [php设计模式(六)使用简单工厂来优化抽象工厂模式](https://baijunyao.com/article/165)
7. [php设计模式(七)使用反射来优化抽象工厂模式](https://baijunyao.com/article/166)
8. [php设计模式(八)原型模式](https://baijunyao.com/article/167)
9. [php设计模式(九)类适配器模式](https://baijunyao.com/article/168)
10. [php设计模式(十)对象适配器模式](https://baijunyao.com/article/169)
11. [php设计模式(十一)桥接模式](https://baijunyao.com/article/170)
12. [php设计模式(十二)装饰模式](https://baijunyao.com/article/172)
13. [php设计模式(十三)透明组合模式](https://baijunyao.com/article/174)
14. [php设计模式(十四)安全组合模式](https://baijunyao.com/article/175)
15. [php设计模式(十五)外观模式](https://baijunyao.com/article/176)
16. [php设计模式(十六)享元模式](https://baijunyao.com/article/177)
17. [php设计模式(十七)代理模式](https://baijunyao.com/article/178)
18. [php设计模式(十八)模板方法模式](https://baijunyao.com/article/179)
19. [php设计模式(十九)命令模式](https://baijunyao.com/article/182)
20. [php设计模式(二十)迭代器模式](https://baijunyao.com/article/183)
21. [php设计模式(二十一)观察者模式](https://baijunyao.com/article/184)

### 目录
- [单例模式](https://github.com/baijunyao/design-patterns/tree/master/singleton)
- [简单工厂模式](https://github.com/baijunyao/design-patterns/tree/master/SimpleFactory)
- [工厂方法模式](https://github.com/baijunyao/design-patterns/tree/master/FactoryMethod)
- [抽象工厂模式](https://github.com/baijunyao/design-patterns/tree/master/AbstractFactory)
- [使用简单工厂来优化抽象工厂模式](https://github.com/baijunyao/design-patterns/tree/master/AbstractFactoryWithSimpleFactory)
- [使用反射来优化抽象工厂模式](https://github.com/baijunyao/design-patterns/tree/master/AbstractFactoryWithReflection)
- [原型模式](https://github.com/baijunyao/design-patterns/tree/master/Prototype)
- [类适配器模式](https://github.com/baijunyao/design-patterns/tree/master/ClassAdapter)
- [对象适配器模式](https://github.com/baijunyao/design-patterns/tree/master/ObjectAdapter)
- [桥接模式](https://github.com/baijunyao/design-patterns/tree/master/Bridge)
- [装饰模式](https://github.com/baijunyao/design-patterns/tree/master/Decorator)
- [透明组合模式](https://github.com/baijunyao/design-patterns/tree/master/TransparentComposite)
- [安全组合模式](https://github.com/baijunyao/design-patterns/tree/master/SafeComposite)
- [外观模式](https://github.com/baijunyao/design-patterns/tree/master/Facade)
- [享元模式](https://github.com/baijunyao/design-patterns/tree/master/Flyweight)
- [代理模式](https://github.com/baijunyao/design-patterns/tree/master/Proxy)
- [模板方法模式](https://github.com/baijunyao/design-patterns/tree/master/Template)
- [命令模式](https://github.com/baijunyao/design-patterns/tree/master/Command)
- [迭代器模式](https://github.com/baijunyao/design-patterns/tree/master/Iterator)
- [观察者模式](https://github.com/baijunyao/design-patterns/tree/master/Observer)


================================================
FILE: singleton/index.php
================================================
<?php
namespace Baijunyao\DesignPatterns\Singleton;

/**
 * 普通类
 *
 * Class Db1
 * @package Baijunyao\DesignPatterns\Singleton
 */
class Db1
{
    public static $instance = null;

    public static function getInstance()
    {
        if (null === static::$instance) {
            static::$instance = new static();
        }

        return static::$instance;
    }

    public function __construct()
    {
    }

    public function __clone()
    {
    }

    public function __wakeup()
    {
    }

}
$db1 = new Db1();
$db2 = new Db1();
$db3 = clone $db2;
$db4 = Db1::getInstance();
$db5 = unserialize(serialize($db4));


var_dump($db1);
echo '<hr>';
var_dump($db2);
echo '<hr>';
var_dump($db3);
echo '<hr>';
var_dump($db4);
echo '<hr>';
var_dump($db5);
echo '<hr>';


/**
 * 单例
 *
 * Class Db2
 * @package Baijunyao\DesignPatterns\Singleton
 */
class Db2
{
    private static $instance = null;

    public static function getInstance()
    {
        if (null === static::$instance) {
            static::$instance = new static();
        }

        return static::$instance;
    }

    /**
     * 防止使用 new 创建多个实例
     *
     * Db2 constructor.
     */
    private function __construct()
    {
    }

    /**
     * 防止 clone 多个实例
     */
    private function __clone()
    {
    }

    /**
     * 防止反序列化
     */
    private function __wakeup()
    {
    }
}

$db6 = Db2::getInstance();
$db7 = Db2::getInstance();

var_dump($db6);
echo '<hr>';
var_dump($db7);
echo '<hr>';

================================================
FILE: vendor/autoload.php
================================================
<?php

// autoload.php @generated by Composer

require_once __DIR__ . '/composer/autoload_real.php';

return ComposerAutoloaderInit88798c90f3cb8871fa59cc0f15b5142f::getLoader();


================================================
FILE: vendor/composer/ClassLoader.php
================================================
<?php

/*
 * This file is part of Composer.
 *
 * (c) Nils Adermann <naderman@naderman.de>
 *     Jordi Boggiano <j.boggiano@seld.be>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Composer\Autoload;

/**
 * ClassLoader implements a PSR-0, PSR-4 and classmap class loader.
 *
 *     $loader = new \Composer\Autoload\ClassLoader();
 *
 *     // register classes with namespaces
 *     $loader->add('Symfony\Component', __DIR__.'/component');
 *     $loader->add('Symfony',           __DIR__.'/framework');
 *
 *     // activate the autoloader
 *     $loader->register();
 *
 *     // to enable searching the include path (eg. for PEAR packages)
 *     $loader->setUseIncludePath(true);
 *
 * In this example, if you try to use a class in the Symfony\Component
 * namespace or one of its children (Symfony\Component\Console for instance),
 * the autoloader will first look for the class under the component/
 * directory, and it will then fallback to the framework/ directory if not
 * found before giving up.
 *
 * This class is loosely based on the Symfony UniversalClassLoader.
 *
 * @author Fabien Potencier <fabien@symfony.com>
 * @author Jordi Boggiano <j.boggiano@seld.be>
 * @see    http://www.php-fig.org/psr/psr-0/
 * @see    http://www.php-fig.org/psr/psr-4/
 */
class ClassLoader
{
    // PSR-4
    private $prefixLengthsPsr4 = array();
    private $prefixDirsPsr4 = array();
    private $fallbackDirsPsr4 = array();

    // PSR-0
    private $prefixesPsr0 = array();
    private $fallbackDirsPsr0 = array();

    private $useIncludePath = false;
    private $classMap = array();
    private $classMapAuthoritative = false;
    private $missingClasses = array();
    private $apcuPrefix;

    public function getPrefixes()
    {
        if (!empty($this->prefixesPsr0)) {
            return call_user_func_array('array_merge', $this->prefixesPsr0);
        }

        return array();
    }

    public function getPrefixesPsr4()
    {
        return $this->prefixDirsPsr4;
    }

    public function getFallbackDirs()
    {
        return $this->fallbackDirsPsr0;
    }

    public function getFallbackDirsPsr4()
    {
        return $this->fallbackDirsPsr4;
    }

    public function getClassMap()
    {
        return $this->classMap;
    }

    /**
     * @param array $classMap Class to filename map
     */
    public function addClassMap(array $classMap)
    {
        if ($this->classMap) {
            $this->classMap = array_merge($this->classMap, $classMap);
        } else {
            $this->classMap = $classMap;
        }
    }

    /**
     * Registers a set of PSR-0 directories for a given prefix, either
     * appending or prepending to the ones previously set for this prefix.
     *
     * @param string       $prefix  The prefix
     * @param array|string $paths   The PSR-0 root directories
     * @param bool         $prepend Whether to prepend the directories
     */
    public function add($prefix, $paths, $prepend = false)
    {
        if (!$prefix) {
            if ($prepend) {
                $this->fallbackDirsPsr0 = array_merge(
                    (array) $paths,
                    $this->fallbackDirsPsr0
                );
            } else {
                $this->fallbackDirsPsr0 = array_merge(
                    $this->fallbackDirsPsr0,
                    (array) $paths
                );
            }

            return;
        }

        $first = $prefix[0];
        if (!isset($this->prefixesPsr0[$first][$prefix])) {
            $this->prefixesPsr0[$first][$prefix] = (array) $paths;

            return;
        }
        if ($prepend) {
            $this->prefixesPsr0[$first][$prefix] = array_merge(
                (array) $paths,
                $this->prefixesPsr0[$first][$prefix]
            );
        } else {
            $this->prefixesPsr0[$first][$prefix] = array_merge(
                $this->prefixesPsr0[$first][$prefix],
                (array) $paths
            );
        }
    }

    /**
     * Registers a set of PSR-4 directories for a given namespace, either
     * appending or prepending to the ones previously set for this namespace.
     *
     * @param string       $prefix  The prefix/namespace, with trailing '\\'
     * @param array|string $paths   The PSR-4 base directories
     * @param bool         $prepend Whether to prepend the directories
     *
     * @throws \InvalidArgumentException
     */
    public function addPsr4($prefix, $paths, $prepend = false)
    {
        if (!$prefix) {
            // Register directories for the root namespace.
            if ($prepend) {
                $this->fallbackDirsPsr4 = array_merge(
                    (array) $paths,
                    $this->fallbackDirsPsr4
                );
            } else {
                $this->fallbackDirsPsr4 = array_merge(
                    $this->fallbackDirsPsr4,
                    (array) $paths
                );
            }
        } elseif (!isset($this->prefixDirsPsr4[$prefix])) {
            // Register directories for a new namespace.
            $length = strlen($prefix);
            if ('\\' !== $prefix[$length - 1]) {
                throw new \InvalidArgumentException("A non-empty PSR-4 prefix must end with a namespace separator.");
            }
            $this->prefixLengthsPsr4[$prefix[0]][$prefix] = $length;
            $this->prefixDirsPsr4[$prefix] = (array) $paths;
        } elseif ($prepend) {
            // Prepend directories for an already registered namespace.
            $this->prefixDirsPsr4[$prefix] = array_merge(
                (array) $paths,
                $this->prefixDirsPsr4[$prefix]
            );
        } else {
            // Append directories for an already registered namespace.
            $this->prefixDirsPsr4[$prefix] = array_merge(
                $this->prefixDirsPsr4[$prefix],
                (array) $paths
            );
        }
    }

    /**
     * Registers a set of PSR-0 directories for a given prefix,
     * replacing any others previously set for this prefix.
     *
     * @param string       $prefix The prefix
     * @param array|string $paths  The PSR-0 base directories
     */
    public function set($prefix, $paths)
    {
        if (!$prefix) {
            $this->fallbackDirsPsr0 = (array) $paths;
        } else {
            $this->prefixesPsr0[$prefix[0]][$prefix] = (array) $paths;
        }
    }

    /**
     * Registers a set of PSR-4 directories for a given namespace,
     * replacing any others previously set for this namespace.
     *
     * @param string       $prefix The prefix/namespace, with trailing '\\'
     * @param array|string $paths  The PSR-4 base directories
     *
     * @throws \InvalidArgumentException
     */
    public function setPsr4($prefix, $paths)
    {
        if (!$prefix) {
            $this->fallbackDirsPsr4 = (array) $paths;
        } else {
            $length = strlen($prefix);
            if ('\\' !== $prefix[$length - 1]) {
                throw new \InvalidArgumentException("A non-empty PSR-4 prefix must end with a namespace separator.");
            }
            $this->prefixLengthsPsr4[$prefix[0]][$prefix] = $length;
            $this->prefixDirsPsr4[$prefix] = (array) $paths;
        }
    }

    /**
     * Turns on searching the include path for class files.
     *
     * @param bool $useIncludePath
     */
    public function setUseIncludePath($useIncludePath)
    {
        $this->useIncludePath = $useIncludePath;
    }

    /**
     * Can be used to check if the autoloader uses the include path to check
     * for classes.
     *
     * @return bool
     */
    public function getUseIncludePath()
    {
        return $this->useIncludePath;
    }

    /**
     * Turns off searching the prefix and fallback directories for classes
     * that have not been registered with the class map.
     *
     * @param bool $classMapAuthoritative
     */
    public function setClassMapAuthoritative($classMapAuthoritative)
    {
        $this->classMapAuthoritative = $classMapAuthoritative;
    }

    /**
     * Should class lookup fail if not found in the current class map?
     *
     * @return bool
     */
    public function isClassMapAuthoritative()
    {
        return $this->classMapAuthoritative;
    }

    /**
     * APCu prefix to use to cache found/not-found classes, if the extension is enabled.
     *
     * @param string|null $apcuPrefix
     */
    public function setApcuPrefix($apcuPrefix)
    {
        $this->apcuPrefix = function_exists('apcu_fetch') && ini_get('apc.enabled') ? $apcuPrefix : null;
    }

    /**
     * The APCu prefix in use, or null if APCu caching is not enabled.
     *
     * @return string|null
     */
    public function getApcuPrefix()
    {
        return $this->apcuPrefix;
    }

    /**
     * Registers this instance as an autoloader.
     *
     * @param bool $prepend Whether to prepend the autoloader or not
     */
    public function register($prepend = false)
    {
        spl_autoload_register(array($this, 'loadClass'), true, $prepend);
    }

    /**
     * Unregisters this instance as an autoloader.
     */
    public function unregister()
    {
        spl_autoload_unregister(array($this, 'loadClass'));
    }

    /**
     * Loads the given class or interface.
     *
     * @param  string    $class The name of the class
     * @return bool|null True if loaded, null otherwise
     */
    public function loadClass($class)
    {
        if ($file = $this->findFile($class)) {
            includeFile($file);

            return true;
        }
    }

    /**
     * Finds the path to the file where the class is defined.
     *
     * @param string $class The name of the class
     *
     * @return string|false The path if found, false otherwise
     */
    public function findFile($class)
    {
        // class map lookup
        if (isset($this->classMap[$class])) {
            return $this->classMap[$class];
        }
        if ($this->classMapAuthoritative || isset($this->missingClasses[$class])) {
            return false;
        }
        if (null !== $this->apcuPrefix) {
            $file = apcu_fetch($this->apcuPrefix.$class, $hit);
            if ($hit) {
                return $file;
            }
        }

        $file = $this->findFileWithExtension($class, '.php');

        // Search for Hack files if we are running on HHVM
        if (false === $file && defined('HHVM_VERSION')) {
            $file = $this->findFileWithExtension($class, '.hh');
        }

        if (null !== $this->apcuPrefix) {
            apcu_add($this->apcuPrefix.$class, $file);
        }

        if (false === $file) {
            // Remember that this class does not exist.
            $this->missingClasses[$class] = true;
        }

        return $file;
    }

    private function findFileWithExtension($class, $ext)
    {
        // PSR-4 lookup
        $logicalPathPsr4 = strtr($class, '\\', DIRECTORY_SEPARATOR) . $ext;

        $first = $class[0];
        if (isset($this->prefixLengthsPsr4[$first])) {
            $subPath = $class;
            while (false !== $lastPos = strrpos($subPath, '\\')) {
                $subPath = substr($subPath, 0, $lastPos);
                $search = $subPath.'\\';
                if (isset($this->prefixDirsPsr4[$search])) {
                    $pathEnd = DIRECTORY_SEPARATOR . substr($logicalPathPsr4, $lastPos + 1);
                    foreach ($this->prefixDirsPsr4[$search] as $dir) {
                        if (file_exists($file = $dir . $pathEnd)) {
                            return $file;
                        }
                    }
                }
            }
        }

        // PSR-4 fallback dirs
        foreach ($this->fallbackDirsPsr4 as $dir) {
            if (file_exists($file = $dir . DIRECTORY_SEPARATOR . $logicalPathPsr4)) {
                return $file;
            }
        }

        // PSR-0 lookup
        if (false !== $pos = strrpos($class, '\\')) {
            // namespaced class name
            $logicalPathPsr0 = substr($logicalPathPsr4, 0, $pos + 1)
                . strtr(substr($logicalPathPsr4, $pos + 1), '_', DIRECTORY_SEPARATOR);
        } else {
            // PEAR-like class name
            $logicalPathPsr0 = strtr($class, '_', DIRECTORY_SEPARATOR) . $ext;
        }

        if (isset($this->prefixesPsr0[$first])) {
            foreach ($this->prefixesPsr0[$first] as $prefix => $dirs) {
                if (0 === strpos($class, $prefix)) {
                    foreach ($dirs as $dir) {
                        if (file_exists($file = $dir . DIRECTORY_SEPARATOR . $logicalPathPsr0)) {
                            return $file;
                        }
                    }
                }
            }
        }

        // PSR-0 fallback dirs
        foreach ($this->fallbackDirsPsr0 as $dir) {
            if (file_exists($file = $dir . DIRECTORY_SEPARATOR . $logicalPathPsr0)) {
                return $file;
            }
        }

        // PSR-0 include paths.
        if ($this->useIncludePath && $file = stream_resolve_include_path($logicalPathPsr0)) {
            return $file;
        }

        return false;
    }
}

/**
 * Scope isolated include.
 *
 * Prevents access to $this/self from included files.
 */
function includeFile($file)
{
    include $file;
}


================================================
FILE: vendor/composer/LICENSE
================================================

Copyright (c) Nils Adermann, Jordi Boggiano

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is furnished
to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.



================================================
FILE: vendor/composer/autoload_classmap.php
================================================
<?php

// autoload_classmap.php @generated by Composer

$vendorDir = dirname(dirname(__FILE__));
$baseDir = dirname($vendorDir);

return array(
);


================================================
FILE: vendor/composer/autoload_namespaces.php
================================================
<?php

// autoload_namespaces.php @generated by Composer

$vendorDir = dirname(dirname(__FILE__));
$baseDir = dirname($vendorDir);

return array(
);


================================================
FILE: vendor/composer/autoload_psr4.php
================================================
<?php

// autoload_psr4.php @generated by Composer

$vendorDir = dirname(dirname(__FILE__));
$baseDir = dirname($vendorDir);

return array(
    'Baijunyao\\DesignPatterns\\' => array($baseDir . '/'),
);


================================================
FILE: vendor/composer/autoload_real.php
================================================
<?php

// autoload_real.php @generated by Composer

class ComposerAutoloaderInit88798c90f3cb8871fa59cc0f15b5142f
{
    private static $loader;

    public static function loadClassLoader($class)
    {
        if ('Composer\Autoload\ClassLoader' === $class) {
            require __DIR__ . '/ClassLoader.php';
        }
    }

    public static function getLoader()
    {
        if (null !== self::$loader) {
            return self::$loader;
        }

        spl_autoload_register(array('ComposerAutoloaderInit88798c90f3cb8871fa59cc0f15b5142f', 'loadClassLoader'), true, true);
        self::$loader = $loader = new \Composer\Autoload\ClassLoader();
        spl_autoload_unregister(array('ComposerAutoloaderInit88798c90f3cb8871fa59cc0f15b5142f', 'loadClassLoader'));

        $useStaticLoader = PHP_VERSION_ID >= 50600 && !defined('HHVM_VERSION') && (!function_exists('zend_loader_file_encoded') || !zend_loader_file_encoded());
        if ($useStaticLoader) {
            require_once __DIR__ . '/autoload_static.php';

            call_user_func(\Composer\Autoload\ComposerStaticInit88798c90f3cb8871fa59cc0f15b5142f::getInitializer($loader));
        } else {
            $map = require __DIR__ . '/autoload_namespaces.php';
            foreach ($map as $namespace => $path) {
                $loader->set($namespace, $path);
            }

            $map = require __DIR__ . '/autoload_psr4.php';
            foreach ($map as $namespace => $path) {
                $loader->setPsr4($namespace, $path);
            }

            $classMap = require __DIR__ . '/autoload_classmap.php';
            if ($classMap) {
                $loader->addClassMap($classMap);
            }
        }

        $loader->register(true);

        return $loader;
    }
}


================================================
FILE: vendor/composer/autoload_static.php
================================================
<?php

// autoload_static.php @generated by Composer

namespace Composer\Autoload;

class ComposerStaticInit88798c90f3cb8871fa59cc0f15b5142f
{
    public static $prefixLengthsPsr4 = array (
        'B' => 
        array (
            'Baijunyao\\DesignPatterns\\' => 25,
        ),
    );

    public static $prefixDirsPsr4 = array (
        'Baijunyao\\DesignPatterns\\' => 
        array (
            0 => __DIR__ . '/../..' . '/',
        ),
    );

    public static function getInitializer(ClassLoader $loader)
    {
        return \Closure::bind(function () use ($loader) {
            $loader->prefixLengthsPsr4 = ComposerStaticInit88798c90f3cb8871fa59cc0f15b5142f::$prefixLengthsPsr4;
            $loader->prefixDirsPsr4 = ComposerStaticInit88798c90f3cb8871fa59cc0f15b5142f::$prefixDirsPsr4;

        }, null, ClassLoader::class);
    }
}