Repository: wildma/MqttAndroidClient
Branch: master
Commit: b9194b8562e6
Files: 26
Total size: 42.3 KB

Directory structure:
gitextract_7dorb0mh/

├── .gitignore
├── README.md
├── app/
│   ├── .gitignore
│   ├── build.gradle
│   ├── proguard-rules.pro
│   └── src/
│       ├── androidTest/
│       │   └── java/
│       │       └── com/
│       │           └── wildma/
│       │               └── mqttandroidclient/
│       │                   └── ExampleInstrumentedTest.java
│       ├── main/
│       │   ├── AndroidManifest.xml
│       │   ├── java/
│       │   │   └── com/
│       │   │       └── wildma/
│       │   │           └── mqttandroidclient/
│       │   │               ├── MainActivity.java
│       │   │               ├── MyApplication.java
│       │   │               ├── MyMqttService.java
│       │   │               └── permission/
│       │   │                   ├── DialogHelper.java
│       │   │                   ├── PermissionConstants.java
│       │   │                   └── PermissionUtils.java
│       │   └── res/
│       │       ├── layout/
│       │       │   └── activity_main.xml
│       │       ├── values/
│       │       │   ├── colors.xml
│       │       │   ├── strings.xml
│       │       │   └── styles.xml
│       │       └── values-v21/
│       │           └── styles.xml
│       └── test/
│           └── java/
│               └── com/
│                   └── wildma/
│                       └── mqttandroidclient/
│                           └── ExampleUnitTest.java
├── build.gradle
├── gradle/
│   └── wrapper/
│       ├── gradle-wrapper.jar
│       └── gradle-wrapper.properties
├── gradle.properties
├── gradlew
├── gradlew.bat
└── settings.gradle

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

================================================
FILE: .gitignore
================================================
*.iml
.gradle
/local.properties
.idea
.DS_Store
/build
/captures
.externalNativeBuild


================================================
FILE: README.md
================================================
# MqttAndroidClient
Android消息推送MQTT

详细介绍请看文章：[Android消息推送MQTT实战](https://www.jianshu.com/p/73436a5cf855)

ps:如果对你有帮助，点下star就是对我最大的认可。


================================================
FILE: app/.gitignore
================================================
/build


================================================
FILE: app/build.gradle
================================================
apply plugin: 'com.android.application'

android {
    compileSdkVersion 26
    buildToolsVersion "26.0.0"
    defaultConfig {
        applicationId "com.wildma.mqttandroidclient"
        minSdkVersion 14
        targetSdkVersion 26
        versionCode 1
        versionName "1.0"
        testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
    }
    buildTypes {
        release {
            minifyEnabled false
            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
        }
    }
}

repositories {
    maven {
        url "https://repo.eclipse.org/content/repositories/paho-snapshots/" //MQTT
    }
}

dependencies {
    compile fileTree(dir: 'libs', include: ['*.jar'])
    androidTestCompile('com.android.support.test.espresso:espresso-core:2.2.2', {
        exclude group: 'com.android.support', module: 'support-annotations'
    })
    compile 'com.android.support:appcompat-v7:26.+'
    compile 'com.android.support.constraint:constraint-layout:1.0.2'
    testCompile 'junit:junit:4.12'

    /*MQTT*/
    compile 'org.eclipse.paho:org.eclipse.paho.client.mqttv3:1.1.0'
    compile 'org.eclipse.paho:org.eclipse.paho.android.service:1.1.1'
}


================================================
FILE: app/proguard-rules.pro
================================================
# Add project specific ProGuard rules here.
# By default, the flags in this file are appended to flags specified
# in E:\Android_studio\SDK/tools/proguard/proguard-android.txt
# You can edit the include path and order by changing the proguardFiles
# directive in build.gradle.
#
# For more details, see
#   http://developer.android.com/guide/developing/tools/proguard.html

# Add any project specific keep options here:

# If your project uses WebView with JS, uncomment the following
# and specify the fully qualified class name to the JavaScript interface
# class:
#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
#   public *;
#}

# Uncomment this to preserve the line number information for
# debugging stack traces.
#-keepattributes SourceFile,LineNumberTable

# If you keep the line number information, uncomment this to
# hide the original source file name.
#-renamesourcefileattribute SourceFile


================================================
FILE: app/src/androidTest/java/com/wildma/mqttandroidclient/ExampleInstrumentedTest.java
================================================
package com.wildma.mqttandroidclient;

import android.content.Context;
import android.support.test.InstrumentationRegistry;
import android.support.test.runner.AndroidJUnit4;

import org.junit.Test;
import org.junit.runner.RunWith;

import static org.junit.Assert.*;

/**
 * Instrumentation test, which will execute on an Android device.
 *
 * @see <a href="http://d.android.com/tools/testing">Testing documentation</a>
 */
@RunWith(AndroidJUnit4.class)
public class ExampleInstrumentedTest {
    @Test
    public void useAppContext() throws Exception {
        // Context of the app under test.
        Context appContext = InstrumentationRegistry.getTargetContext();

        assertEquals("com.wildma.mqttandroidclient", appContext.getPackageName());
    }
}


================================================
FILE: app/src/main/AndroidManifest.xml
================================================
<?xml version="1.0" encoding="utf-8"?>
<manifest package="com.wildma.mqttandroidclient"
          xmlns:android="http://schemas.android.com/apk/res/android">

    <uses-permission android:name="android.permission.INTERNET" />
    <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
    <uses-permission android:name="android.permission.WAKE_LOCK" />
    <uses-permission android:name="android.permission.READ_PHONE_STATE"/>

    <application
        android:name=".MyApplication"
        android:allowBackup="true"
        android:icon="@mipmap/ic_launcher"
        android:label="@string/app_name"
        android:roundIcon="@mipmap/ic_launcher_round"
        android:supportsRtl="true"
        android:theme="@style/AppTheme">
        <activity android:name=".MainActivity">
            <intent-filter>
                <action android:name="android.intent.action.MAIN"/>

                <category android:name="android.intent.category.LAUNCHER"/>
            </intent-filter>
        </activity>
        <activity
            android:name=".permission.PermissionUtils$PermissionActivity"
            android:configChanges="orientation|keyboardHidden|screenSize"
            android:multiprocess="true"
            android:theme="@style/ActivityTransparent"
            android:windowSoftInputMode="stateHidden|stateAlwaysHidden"/>

        <service android:name="org.eclipse.paho.android.service.MqttService" /> <!--MqttService-->
        <service android:name=".MyMqttService"/> <!--MyMqttService-->
    </application>

</manifest>

================================================
FILE: app/src/main/java/com/wildma/mqttandroidclient/MainActivity.java
================================================
package com.wildma.mqttandroidclient;

import android.content.Intent;
import android.os.Bundle;
import android.support.v7.app.AppCompatActivity;
import android.util.Log;
import android.view.View;

import com.wildma.mqttandroidclient.permission.DialogHelper;
import com.wildma.mqttandroidclient.permission.PermissionConstants;
import com.wildma.mqttandroidclient.permission.PermissionUtils;

import java.util.List;

public class MainActivity extends AppCompatActivity {

    private String TAG = this.getClass().getSimpleName();
    private Intent mIntent;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        requestPermission();
    }

    public void publish(View view) {
        //模拟闸机设备发送消息过来
        MyMqttService.publish("tourist enter");
    }

    /**
     * 申请权限
     */
    public void requestPermission() {
        PermissionUtils.permission(PermissionConstants.PHONE)
                .rationale(new PermissionUtils.OnRationaleListener() {
                    @Override
                    public void rationale(final ShouldRequest shouldRequest) {
                        Log.d(TAG, "onDenied: 权限被拒绝后弹框提示");
                        DialogHelper.showRationaleDialog(shouldRequest, MainActivity.this);
                    }
                })
                .callback(new PermissionUtils.FullCallback() {
                    @Override
                    public void onGranted(List<String> permissionsGranted) {
                        mIntent = new Intent(MainActivity.this, MyMqttService.class);
                        //开启服务
                        startService(mIntent);
                    }

                    @Override
                    public void onDenied(List<String> permissionsDeniedForever,
                                         List<String> permissionsDenied) {
                        Log.d(TAG, "onDenied: 权限被拒绝");
                        if (!permissionsDeniedForever.isEmpty()) {
                            DialogHelper.showOpenAppSettingDialog(MainActivity.this);
                        }
                    }
                })
                .request();
    }

    @Override
    protected void onDestroy() {
        super.onDestroy();
        //停止服务
        stopService(mIntent);
    }
}


================================================
FILE: app/src/main/java/com/wildma/mqttandroidclient/MyApplication.java
================================================
package com.wildma.mqttandroidclient;

import android.app.Application;
import android.content.Context;

/**
 * Desc	        ${MyApplication}
 */
public class MyApplication extends Application {

    private static Context mContext;

    @Override
    public void onCreate() {
        super.onCreate();
        mContext = this;
    }

    public static Context getContext() {
        return mContext;
    }
}


================================================
FILE: app/src/main/java/com/wildma/mqttandroidclient/MyMqttService.java
================================================
package com.wildma.mqttandroidclient;

import android.annotation.SuppressLint;
import android.app.Service;
import android.content.Context;
import android.content.Intent;
import android.net.ConnectivityManager;
import android.net.NetworkInfo;
import android.os.Build;
import android.os.Handler;
import android.os.IBinder;
import android.support.annotation.Nullable;
import android.util.Log;
import android.widget.Toast;

import org.eclipse.paho.android.service.MqttAndroidClient;
import org.eclipse.paho.client.mqttv3.IMqttActionListener;
import org.eclipse.paho.client.mqttv3.IMqttDeliveryToken;
import org.eclipse.paho.client.mqttv3.IMqttToken;
import org.eclipse.paho.client.mqttv3.MqttCallback;
import org.eclipse.paho.client.mqttv3.MqttConnectOptions;
import org.eclipse.paho.client.mqttv3.MqttException;
import org.eclipse.paho.client.mqttv3.MqttMessage;

/**
 * Author       wildma
 * Github       https://github.com/wildma
 * CreateDate   2018/11/08
 * Desc	        ${MQTT服务}
 */

public class MyMqttService extends Service {

    public final   String             TAG            = MyMqttService.class.getSimpleName();
    private static MqttAndroidClient  mqttAndroidClient;
    private        MqttConnectOptions mMqttConnectOptions;
    public         String             HOST           = "tcp://192.168.1.10:61613";//服务器地址（协议+地址+端口号）
    public         String             USERNAME       = "admin";//用户名
    public         String             PASSWORD       = "password";//密码
    public static  String             PUBLISH_TOPIC  = "tourist_enter";//发布主题
    public static  String             RESPONSE_TOPIC = "message_arrived";//响应主题
    @SuppressLint("MissingPermission")
    public         String             CLIENTID       = Build.VERSION.SDK_INT >= Build.VERSION_CODES.O
            ? Build.getSerial() : Build.SERIAL;//客户端ID，一般以客户端唯一标识符表示，这里用设备序列号表示

    @Override
    public int onStartCommand(Intent intent, int flags, int startId) {
        init();
        return super.onStartCommand(intent, flags, startId);
    }

    @Nullable
    @Override
    public IBinder onBind(Intent intent) {
        return null;
    }

    /**
     * 发布 （模拟其他客户端发布消息）
     *
     * @param message 消息
     */
    public static void publish(String message) {
        String topic = PUBLISH_TOPIC;
        Integer qos = 2;
        Boolean retained = false;
        try {
            //参数分别为：主题、消息的字节数组、服务质量、是否在服务器保留断开连接后的最后一条消息
            mqttAndroidClient.publish(topic, message.getBytes(), qos.intValue(), retained.booleanValue());
        } catch (MqttException e) {
            e.printStackTrace();
        }
    }

    /**
     * 响应 （收到其他客户端的消息后，响应给对方告知消息已到达或者消息有问题等）
     *
     * @param message 消息
     */
    public void response(String message) {
        String topic = RESPONSE_TOPIC;
        Integer qos = 2;
        Boolean retained = false;
        try {
            //参数分别为：主题、消息的字节数组、服务质量、是否在服务器保留断开连接后的最后一条消息
            mqttAndroidClient.publish(topic, message.getBytes(), qos.intValue(), retained.booleanValue());
        } catch (MqttException e) {
            e.printStackTrace();
        }
    }

    /**
     * 初始化
     */
    private void init() {
        String serverURI = HOST; //服务器地址（协议+地址+端口号）
        mqttAndroidClient = new MqttAndroidClient(this, serverURI, CLIENTID);
        mqttAndroidClient.setCallback(mqttCallback); //设置监听订阅消息的回调
        mMqttConnectOptions = new MqttConnectOptions();
        mMqttConnectOptions.setCleanSession(true); //设置是否清除缓存
        mMqttConnectOptions.setConnectionTimeout(10); //设置超时时间，单位：秒
        mMqttConnectOptions.setKeepAliveInterval(20); //设置心跳包发送间隔，单位：秒
        mMqttConnectOptions.setUserName(USERNAME); //设置用户名
        mMqttConnectOptions.setPassword(PASSWORD.toCharArray()); //设置密码

        // last will message
        boolean doConnect = true;
        String message = "{\"terminal_uid\":\"" + CLIENTID + "\"}";
        String topic = PUBLISH_TOPIC;
        Integer qos = 2;
        Boolean retained = false;
        if ((!message.equals("")) || (!topic.equals(""))) {
            // 最后的遗嘱
            try {
                mMqttConnectOptions.setWill(topic, message.getBytes(), qos.intValue(), retained.booleanValue());
            } catch (Exception e) {
                Log.i(TAG, "Exception Occured", e);
                doConnect = false;
                iMqttActionListener.onFailure(null, e);
            }
        }
        if (doConnect) {
            doClientConnection();
        }
    }

    /**
     * 连接MQTT服务器
     */
    private void doClientConnection() {
        if (!mqttAndroidClient.isConnected() && isConnectIsNomarl()) {
            try {
                mqttAndroidClient.connect(mMqttConnectOptions, null, iMqttActionListener);
            } catch (MqttException e) {
                e.printStackTrace();
            }
        }
    }

    /**
     * 判断网络是否连接
     */
    private boolean isConnectIsNomarl() {
        ConnectivityManager connectivityManager = (ConnectivityManager) this.getApplicationContext().getSystemService(Context.CONNECTIVITY_SERVICE);
        NetworkInfo info = connectivityManager.getActiveNetworkInfo();
        if (info != null && info.isAvailable()) {
            String name = info.getTypeName();
            Log.i(TAG, "当前网络名称：" + name);
            return true;
        } else {
            Log.i(TAG, "没有可用网络");
            /*没有可用网络的时候，延迟3秒再尝试重连*/
            new Handler().postDelayed(new Runnable() {
                @Override
                public void run() {
                    doClientConnection();
                }
            }, 3000);
            return false;
        }
    }

    //MQTT是否连接成功的监听
    private IMqttActionListener iMqttActionListener = new IMqttActionListener() {

        @Override
        public void onSuccess(IMqttToken arg0) {
            Log.i(TAG, "连接成功 ");
            try {
                mqttAndroidClient.subscribe(PUBLISH_TOPIC, 2);//订阅主题，参数：主题、服务质量
            } catch (MqttException e) {
                e.printStackTrace();
            }
        }

        @Override
        public void onFailure(IMqttToken arg0, Throwable arg1) {
            arg1.printStackTrace();
            Log.i(TAG, "连接失败 ");
            doClientConnection();//连接失败，重连（可关闭服务器进行模拟）
        }
    };

    //订阅主题的回调
    private MqttCallback mqttCallback = new MqttCallback() {

        @Override
        public void messageArrived(String topic, MqttMessage message) throws Exception {
            Log.i(TAG, "收到消息： " + new String(message.getPayload()));
            //收到消息，这里弹出Toast表示。如果需要更新UI，可以使用广播或者EventBus进行发送
            Toast.makeText(getApplicationContext(), "messageArrived: " + new String(message.getPayload()), Toast.LENGTH_LONG).show();
            //收到其他客户端的消息后，响应给对方告知消息已到达或者消息有问题等
            response("message arrived");
        }

        @Override
        public void deliveryComplete(IMqttDeliveryToken arg0) {

        }

        @Override
        public void connectionLost(Throwable arg0) {
            Log.i(TAG, "连接断开 ");
            doClientConnection();//连接断开，重连
        }
    };

    @Override
    public void onDestroy() {
        try {
            mqttAndroidClient.disconnect(); //断开连接
        } catch (MqttException e) {
            e.printStackTrace();
        }
        super.onDestroy();
    }
}


================================================
FILE: app/src/main/java/com/wildma/mqttandroidclient/permission/DialogHelper.java
================================================
package com.wildma.mqttandroidclient.permission;

import android.app.Activity;
import android.content.DialogInterface;
import android.support.v7.app.AlertDialog;

import com.wildma.mqttandroidclient.R;


/**
 * Desc	        ${DialogHelper}
 */
public class DialogHelper {

    public static void showRationaleDialog(final PermissionUtils.OnRationaleListener.ShouldRequest shouldRequest, Activity activity) {
        if (activity == null)
            return;
        new AlertDialog.Builder(activity, R.style.Theme_AppCompat_Light_Dialog_Alert)
                .setTitle(android.R.string.dialog_alert_title)
                .setMessage(R.string.permission_denied_hint)
                .setPositiveButton(android.R.string.ok, new DialogInterface.OnClickListener() {
                    @Override
                    public void onClick(DialogInterface dialog, int which) {
                        shouldRequest.again(true);
                    }
                })
                .setNegativeButton(android.R.string.cancel, new DialogInterface.OnClickListener() {
                    @Override
                    public void onClick(DialogInterface dialog, int which) {
                        shouldRequest.again(false);
                    }
                })
                .setCancelable(false)
                .create()
                .show();
    }

    public static void showOpenAppSettingDialog(Activity activity) {
        if (activity == null)
            return;
        new AlertDialog.Builder(activity, R.style.Theme_AppCompat_Light_Dialog_Alert)
                .setTitle(android.R.string.dialog_alert_title)
                .setMessage(R.string.permission_denied_forever_hint)
                .setPositiveButton(android.R.string.ok, new DialogInterface.OnClickListener() {
                    @Override
                    public void onClick(DialogInterface dialog, int which) {
                        PermissionUtils.launchAppDetailsSettings();
                    }
                })
                .setNegativeButton(android.R.string.cancel, new DialogInterface.OnClickListener() {
                    @Override
                    public void onClick(DialogInterface dialog, int which) {

                    }
                })
                .setCancelable(false)
                .create()
                .show();
    }
}


================================================
FILE: app/src/main/java/com/wildma/mqttandroidclient/permission/PermissionConstants.java
================================================
package com.wildma.mqttandroidclient.permission;

import android.Manifest;
import android.Manifest.permission;
import android.annotation.SuppressLint;
import android.support.annotation.StringDef;

import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;


/**
 * Desc	        ${权限相关常量}
 */
@SuppressLint("InlinedApi")
public final class PermissionConstants {

    public static final String CALENDAR   = Manifest.permission_group.CALENDAR;
    public static final String CAMERA     = Manifest.permission_group.CAMERA;
    public static final String CONTACTS   = Manifest.permission_group.CONTACTS;
    public static final String LOCATION   = Manifest.permission_group.LOCATION;
    public static final String MICROPHONE = Manifest.permission_group.MICROPHONE;
    public static final String PHONE      = Manifest.permission_group.PHONE;
    public static final String SENSORS    = Manifest.permission_group.SENSORS;
    public static final String SMS        = Manifest.permission_group.SMS;
    public static final String STORAGE    = Manifest.permission_group.STORAGE;

    private static final String[] GROUP_CALENDAR   = {
            permission.READ_CALENDAR, permission.WRITE_CALENDAR
    };
    private static final String[] GROUP_CAMERA     = {
            permission.CAMERA
    };
    private static final String[] GROUP_CONTACTS   = {
            permission.READ_CONTACTS, permission.WRITE_CONTACTS, permission.GET_ACCOUNTS
    };
    private static final String[] GROUP_LOCATION   = {
            permission.ACCESS_FINE_LOCATION, permission.ACCESS_COARSE_LOCATION
    };
    private static final String[] GROUP_MICROPHONE = {
            permission.RECORD_AUDIO
    };
    private static final String[] GROUP_PHONE      = {
            permission.READ_PHONE_STATE, permission.READ_PHONE_NUMBERS, permission.CALL_PHONE,
            permission.ANSWER_PHONE_CALLS, permission.READ_CALL_LOG, permission.WRITE_CALL_LOG,
            permission.ADD_VOICEMAIL, permission.USE_SIP, permission.PROCESS_OUTGOING_CALLS
    };
    private static final String[] GROUP_SENSORS    = {
            permission.BODY_SENSORS
    };
    private static final String[] GROUP_SMS        = {
            permission.SEND_SMS, permission.RECEIVE_SMS, permission.READ_SMS,
            permission.RECEIVE_WAP_PUSH, permission.RECEIVE_MMS,
    };
    private static final String[] GROUP_STORAGE    = {
            permission.READ_EXTERNAL_STORAGE, permission.WRITE_EXTERNAL_STORAGE
    };

    @StringDef({CALENDAR, CAMERA, CONTACTS, LOCATION, MICROPHONE, PHONE, SENSORS, SMS, STORAGE,})
    @Retention(RetentionPolicy.SOURCE)
    public @interface Permission {
    }

    public static String[] getPermissions(@Permission final String permission) {
        switch (permission) {
            case CALENDAR:
                return GROUP_CALENDAR;
            case CAMERA:
                return GROUP_CAMERA;
            case CONTACTS:
                return GROUP_CONTACTS;
            case LOCATION:
                return GROUP_LOCATION;
            case MICROPHONE:
                return GROUP_MICROPHONE;
            case PHONE:
                return GROUP_PHONE;
            case SENSORS:
                return GROUP_SENSORS;
            case SMS:
                return GROUP_SMS;
            case STORAGE:
                return GROUP_STORAGE;
        }
        return new String[]{permission};
    }
}


================================================
FILE: app/src/main/java/com/wildma/mqttandroidclient/permission/PermissionUtils.java
================================================
package com.wildma.mqttandroidclient.permission;

import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.net.Uri;
import android.os.Build;
import android.os.Bundle;
import android.support.annotation.NonNull;
import android.support.annotation.Nullable;
import android.support.annotation.RequiresApi;
import android.support.v4.content.ContextCompat;
import android.util.Log;
import android.view.MotionEvent;
import android.view.WindowManager;

import com.wildma.mqttandroidclient.MyApplication;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.LinkedHashSet;
import java.util.List;
import java.util.Set;

/**
 * Desc	        ${权限工具类}
 * 注意：需要在清单文件注册PermissionActivity
 */
public final class PermissionUtils {

    private static final List<String> PERMISSIONS = getPermissions();

    private static PermissionUtils sInstance;

    private OnRationaleListener mOnRationaleListener;
    private SimpleCallback      mSimpleCallback;
    private FullCallback        mFullCallback;
    private ThemeCallback       mThemeCallback;
    private Set<String>         mPermissions;
    private List<String>        mPermissionsRequest;
    private List<String>        mPermissionsGranted;
    private List<String>        mPermissionsDenied;
    private List<String>        mPermissionsDeniedForever;

    /**
     * 获取应用权限
     *
     * @return 清单文件中的权限列表
     */
    public static List<String> getPermissions() {
        return getPermissions(MyApplication.getContext().getPackageName());
    }

    /**
     * 获取应用权限
     *
     * @param packageName 包名
     * @return 清单文件中的权限列表
     */
    public static List<String> getPermissions(final String packageName) {
        PackageManager pm = MyApplication.getContext().getPackageManager();
        try {
            return Arrays.asList(
                    pm.getPackageInfo(packageName, PackageManager.GET_PERMISSIONS)
                            .requestedPermissions
            );
        } catch (PackageManager.NameNotFoundException e) {
            e.printStackTrace();
            return Collections.emptyList();
        }
    }

    /**
     * 判断权限是否已授权
     *
     * @param permissions
     * @return
     */
    public static boolean isGranted(final String... permissions) {
        for (String permission : permissions) {
            if (!isGranted(permission)) {
                return false;
            }
        }
        return true;
    }

    private static boolean isGranted(final String permission) {
        return Build.VERSION.SDK_INT < Build.VERSION_CODES.M
                || PackageManager.PERMISSION_GRANTED
                == ContextCompat.checkSelfPermission(MyApplication.getContext(), permission);
    }

    /**
     * 打开应用详情设置界面
     */
    public static void launchAppDetailsSettings() {
        Intent intent = new Intent("android.settings.APPLICATION_DETAILS_SETTINGS");
        intent.setData(Uri.parse("package:" + MyApplication.getContext().getPackageName()));
        MyApplication.getContext().startActivity(intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK));
    }

    /**
     * 设置请求权限
     *
     * @param permissions 要请求的权限
     * @return {@link PermissionUtils}
     */
    public static PermissionUtils permission(@PermissionConstants.Permission final String... permissions) {
        return new PermissionUtils(permissions);
    }

    private PermissionUtils(final String... permissions) {
        mPermissions = new LinkedHashSet<>();
        for (String permission : permissions) {
            for (String aPermission : PermissionConstants.getPermissions(permission)) {
                if (PERMISSIONS.contains(aPermission)) {
                    mPermissions.add(aPermission);
                }
            }
        }
        sInstance = this;
    }

    /**
     * Set rationale listener.
     *
     * @param listener The rationale listener.
     * @return the single {@link PermissionUtils} instance
     */
    public PermissionUtils rationale(final OnRationaleListener listener) {
        mOnRationaleListener = listener;
        return this;
    }

    /**
     * Set the simple call back.
     *
     * @param callback the simple call back
     * @return the single {@link PermissionUtils} instance
     */
    public PermissionUtils callback(final SimpleCallback callback) {
        mSimpleCallback = callback;
        return this;
    }

    /**
     * Set the full call back.
     *
     * @param callback the full call back
     * @return the single {@link PermissionUtils} instance
     */
    public PermissionUtils callback(final FullCallback callback) {
        mFullCallback = callback;
        return this;
    }

    /**
     * Set the theme callback.
     *
     * @param callback The theme callback.
     * @return the single {@link PermissionUtils} instance
     */
    public PermissionUtils theme(final ThemeCallback callback) {
        mThemeCallback = callback;
        return this;
    }

    /**
     * 开始请求
     */
    public void request() {
        mPermissionsGranted = new ArrayList<>();
        mPermissionsRequest = new ArrayList<>();
        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.M) {
            mPermissionsGranted.addAll(mPermissions);
            requestCallback();
        } else {
            for (String permission : mPermissions) {
                if (isGranted(permission)) {
                    mPermissionsGranted.add(permission);
                } else {
                    mPermissionsRequest.add(permission);
                }
            }
            if (mPermissionsRequest.isEmpty()) {
                requestCallback();
            } else {
                startPermissionActivity();
            }
        }
    }

    @RequiresApi(api = Build.VERSION_CODES.M)
    private void startPermissionActivity() {
        mPermissionsDenied = new ArrayList<>();
        mPermissionsDeniedForever = new ArrayList<>();
        PermissionActivity.start(MyApplication.getContext());
    }

    @RequiresApi(api = Build.VERSION_CODES.M)
    private boolean rationale(final Activity activity) {
        boolean isRationale = false;
        if (mOnRationaleListener != null) {
            for (String permission : mPermissionsRequest) {
                if (activity.shouldShowRequestPermissionRationale(permission)) {
                    getPermissionsStatus(activity);
                    mOnRationaleListener.rationale(new OnRationaleListener.ShouldRequest() {
                        @Override
                        public void again(boolean again) {
                            if (again) {
                                startPermissionActivity();
                            } else {
                                requestCallback();
                            }
                        }
                    });
                    isRationale = true;
                    break;
                }
            }
            mOnRationaleListener = null;
        }
        return isRationale;
    }

    @RequiresApi(api = Build.VERSION_CODES.M)
    private void getPermissionsStatus(final Activity activity) {
        for (String permission : mPermissionsRequest) {
            if (isGranted(permission)) {
                mPermissionsGranted.add(permission);
            } else {
                mPermissionsDenied.add(permission);
                if (!activity.shouldShowRequestPermissionRationale(permission)) {
                    mPermissionsDeniedForever.add(permission);
                }
            }
        }
    }

    private void requestCallback() {
        if (mSimpleCallback != null) {
            if (mPermissionsRequest.size() == 0
                    || mPermissions.size() == mPermissionsGranted.size()) {
                mSimpleCallback.onGranted();
            } else {
                if (!mPermissionsDenied.isEmpty()) {
                    mSimpleCallback.onDenied();
                }
            }
            mSimpleCallback = null;
        }
        if (mFullCallback != null) {
            if (mPermissionsRequest.size() == 0
                    || mPermissions.size() == mPermissionsGranted.size()) {
                mFullCallback.onGranted(mPermissionsGranted);
            } else {
                if (!mPermissionsDenied.isEmpty()) {
                    mFullCallback.onDenied(mPermissionsDeniedForever, mPermissionsDenied);
                }
            }
            mFullCallback = null;
        }
        mOnRationaleListener = null;
        mThemeCallback = null;
    }

    @RequiresApi(api = Build.VERSION_CODES.M)
    private void onRequestPermissionsResult(final Activity activity) {
        getPermissionsStatus(activity);
        requestCallback();
    }


    @RequiresApi(api = Build.VERSION_CODES.M)
    public static class PermissionActivity extends Activity {

        public static void start(final Context context) {
            Intent starter = new Intent(context, PermissionActivity.class);
            starter.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
            context.startActivity(starter);
        }

        @Override
        protected void onCreate(@Nullable Bundle savedInstanceState) {
            getWindow().addFlags(WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE
                    | WindowManager.LayoutParams.FLAG_WATCH_OUTSIDE_TOUCH);
            if (sInstance == null) {
                super.onCreate(savedInstanceState);
                Log.e("PermissionUtils", "request permissions failed");
                finish();
                return;
            }
            if (sInstance.mThemeCallback != null) {
                sInstance.mThemeCallback.onActivityCreate(this);
            }
            super.onCreate(savedInstanceState);

            if (sInstance.rationale(this)) {
                finish();
                return;
            }
            if (sInstance.mPermissionsRequest != null) {
                int size = sInstance.mPermissionsRequest.size();
                if (size <= 0) {
                    finish();
                    return;
                }
                requestPermissions(sInstance.mPermissionsRequest.toArray(new String[size]), 1);
            }
        }

        @Override
        public void onRequestPermissionsResult(int requestCode,
                                               @NonNull String[] permissions,
                                               @NonNull int[] grantResults) {
            sInstance.onRequestPermissionsResult(this);
            finish();
        }

        @Override
        public boolean dispatchTouchEvent(MotionEvent ev) {
            finish();
            return true;
        }
    }

    ///////////////////////////////////////////////////////////////////////////
    // interface
    ///////////////////////////////////////////////////////////////////////////

    /*设置拒绝权限后再次请求的回调接口*/
    public interface OnRationaleListener {

        void rationale(ShouldRequest shouldRequest);

        interface ShouldRequest {
            void again(boolean again);
        }
    }

    /*是否授权回调接口*/
    public interface SimpleCallback {
        void onGranted();

        void onDenied();
    }

    /*是否授权回调接口*/
    public interface FullCallback {
        void onGranted(List<String> permissionsGranted);

        void onDenied(List<String> permissionsDeniedForever, List<String> permissionsDenied);
    }

    /*主题回调接口*/
    public interface ThemeCallback {
        void onActivityCreate(Activity activity);
    }
}

================================================
FILE: app/src/main/res/layout/activity_main.xml
================================================
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:gravity="center">

    <Button
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:onClick="publish"
        android:text="publish"/>

</LinearLayout>


================================================
FILE: app/src/main/res/values/colors.xml
================================================
<?xml version="1.0" encoding="utf-8"?>
<resources>
    <color name="colorPrimary">#3F51B5</color>
    <color name="colorPrimaryDark">#303F9F</color>
    <color name="colorAccent">#FF4081</color>
</resources>


================================================
FILE: app/src/main/res/values/strings.xml
================================================
<resources>
    <string name="app_name">MqttAndroidClient</string>
    <string name="permission_denied_hint">我们需要一些您已经拒绝的权限，请同意授权，否则功能无法正常使用！</string>
    <string name="permission_denied_forever_hint">我们需要一些您已经拒绝的权限，请到设置页面手动授权，否则功能无法正常使用！</string>
</resources>


================================================
FILE: app/src/main/res/values/styles.xml
================================================
<resources>

    <!-- Base application theme. -->
    <style name="AppTheme" parent="Theme.AppCompat.Light.DarkActionBar">
        <!-- Customize your theme here. -->
        <item name="colorPrimary">@color/colorPrimary</item>
        <item name="colorPrimaryDark">@color/colorPrimaryDark</item>
        <item name="colorAccent">@color/colorAccent</item>
    </style>

</resources>


================================================
FILE: app/src/main/res/values-v21/styles.xml
================================================
<?xml version="1.0" encoding="utf-8"?>
<resources>

    <!--透明activity样式-->
    <style name="ActivityTransparent">
        <item name="android:background">@android:color/transparent</item>
        <item name="android:windowBackground">@android:color/transparent</item>
        <item name="android:colorBackgroundCacheHint">@null</item>
        <item name="android:windowIsTranslucent">true</item>
        <item name="android:windowActionBar">false</item>
        <item name="android:windowNoTitle">true</item>
        <item name="android:windowContentOverlay">@null</item>
        <item name="android:windowAnimationStyle">@android:style/Animation</item>
        <!--android:statusBarColor requires API level 21-->
        <item name="android:statusBarColor">@android:color/transparent</item>
        <item name="android:backgroundDimEnabled">false</item>
    </style>

</resources>

================================================
FILE: app/src/test/java/com/wildma/mqttandroidclient/ExampleUnitTest.java
================================================
package com.wildma.mqttandroidclient;

import org.junit.Test;

import static org.junit.Assert.*;

/**
 * Example local unit test, which will execute on the development machine (host).
 *
 * @see <a href="http://d.android.com/tools/testing">Testing documentation</a>
 */
public class ExampleUnitTest {
    @Test
    public void addition_isCorrect() throws Exception {
        assertEquals(4, 2 + 2);
    }
}

================================================
FILE: build.gradle
================================================
// Top-level build file where you can add configuration options common to all sub-projects/modules.

buildscript {
    repositories {
        jcenter()
    }
    dependencies {
        classpath 'com.android.tools.build:gradle:2.3.3'

        // NOTE: Do not place your application dependencies here; they belong
        // in the individual module build.gradle files
    }
}

allprojects {
    repositories {
        jcenter()
    }
}

task clean(type: Delete) {
    delete rootProject.buildDir
}


================================================
FILE: gradle/wrapper/gradle-wrapper.properties
================================================
#Thu Nov 08 18:05:42 CST 2018
distributionBase=GRADLE_USER_HOME
distributionPath=wrapper/dists
zipStoreBase=GRADLE_USER_HOME
zipStorePath=wrapper/dists
distributionUrl=https\://services.gradle.org/distributions/gradle-3.3-all.zip


================================================
FILE: gradle.properties
================================================
# Project-wide Gradle settings.

# IDE (e.g. Android Studio) users:
# Gradle settings configured through the IDE *will override*
# any settings specified in this file.

# For more details on how to configure your build environment visit
# http://www.gradle.org/docs/current/userguide/build_environment.html

# Specifies the JVM arguments used for the daemon process.
# The setting is particularly useful for tweaking memory settings.
org.gradle.jvmargs=-Xmx1536m

# When configured, Gradle will run in incubating parallel mode.
# This option should only be used with decoupled projects. More details, visit
# http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects
# org.gradle.parallel=true


================================================
FILE: gradlew
================================================
#!/usr/bin/env bash

##############################################################################
##
##  Gradle start up script for UN*X
##
##############################################################################

# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
DEFAULT_JVM_OPTS=""

APP_NAME="Gradle"
APP_BASE_NAME=`basename "$0"`

# Use the maximum available, or set MAX_FD != -1 to use that value.
MAX_FD="maximum"

warn ( ) {
    echo "$*"
}

die ( ) {
    echo
    echo "$*"
    echo
    exit 1
}

# OS specific support (must be 'true' or 'false').
cygwin=false
msys=false
darwin=false
case "`uname`" in
  CYGWIN* )
    cygwin=true
    ;;
  Darwin* )
    darwin=true
    ;;
  MINGW* )
    msys=true
    ;;
esac

# Attempt to set APP_HOME
# Resolve links: $0 may be a link
PRG="$0"
# Need this for relative symlinks.
while [ -h "$PRG" ] ; do
    ls=`ls -ld "$PRG"`
    link=`expr "$ls" : '.*-> \(.*\)$'`
    if expr "$link" : '/.*' > /dev/null; then
        PRG="$link"
    else
        PRG=`dirname "$PRG"`"/$link"
    fi
done
SAVED="`pwd`"
cd "`dirname \"$PRG\"`/" >/dev/null
APP_HOME="`pwd -P`"
cd "$SAVED" >/dev/null

CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar

# Determine the Java command to use to start the JVM.
if [ -n "$JAVA_HOME" ] ; then
    if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
        # IBM's JDK on AIX uses strange locations for the executables
        JAVACMD="$JAVA_HOME/jre/sh/java"
    else
        JAVACMD="$JAVA_HOME/bin/java"
    fi
    if [ ! -x "$JAVACMD" ] ; then
        die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME

Please set the JAVA_HOME variable in your environment to match the
location of your Java installation."
    fi
else
    JAVACMD="java"
    which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.

Please set the JAVA_HOME variable in your environment to match the
location of your Java installation."
fi

# Increase the maximum file descriptors if we can.
if [ "$cygwin" = "false" -a "$darwin" = "false" ] ; then
    MAX_FD_LIMIT=`ulimit -H -n`
    if [ $? -eq 0 ] ; then
        if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then
            MAX_FD="$MAX_FD_LIMIT"
        fi
        ulimit -n $MAX_FD
        if [ $? -ne 0 ] ; then
            warn "Could not set maximum file descriptor limit: $MAX_FD"
        fi
    else
        warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT"
    fi
fi

# For Darwin, add options to specify how the application appears in the dock
if $darwin; then
    GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\""
fi

# For Cygwin, switch paths to Windows format before running java
if $cygwin ; then
    APP_HOME=`cygpath --path --mixed "$APP_HOME"`
    CLASSPATH=`cygpath --path --mixed "$CLASSPATH"`
    JAVACMD=`cygpath --unix "$JAVACMD"`

    # We build the pattern for arguments to be converted via cygpath
    ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null`
    SEP=""
    for dir in $ROOTDIRSRAW ; do
        ROOTDIRS="$ROOTDIRS$SEP$dir"
        SEP="|"
    done
    OURCYGPATTERN="(^($ROOTDIRS))"
    # Add a user-defined pattern to the cygpath arguments
    if [ "$GRADLE_CYGPATTERN" != "" ] ; then
        OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)"
    fi
    # Now convert the arguments - kludge to limit ourselves to /bin/sh
    i=0
    for arg in "$@" ; do
        CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -`
        CHECK2=`echo "$arg"|egrep -c "^-"`                                 ### Determine if an option

        if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then                    ### Added a condition
            eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"`
        else
            eval `echo args$i`="\"$arg\""
        fi
        i=$((i+1))
    done
    case $i in
        (0) set -- ;;
        (1) set -- "$args0" ;;
        (2) set -- "$args0" "$args1" ;;
        (3) set -- "$args0" "$args1" "$args2" ;;
        (4) set -- "$args0" "$args1" "$args2" "$args3" ;;
        (5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;;
        (6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;;
        (7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;;
        (8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;;
        (9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;;
    esac
fi

# Split up the JVM_OPTS And GRADLE_OPTS values into an array, following the shell quoting and substitution rules
function splitJvmOpts() {
    JVM_OPTS=("$@")
}
eval splitJvmOpts $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS
JVM_OPTS[${#JVM_OPTS[*]}]="-Dorg.gradle.appname=$APP_BASE_NAME"

exec "$JAVACMD" "${JVM_OPTS[@]}" -classpath "$CLASSPATH" org.gradle.wrapper.GradleWrapperMain "$@"


================================================
FILE: gradlew.bat
================================================
@if "%DEBUG%" == "" @echo off
@rem ##########################################################################
@rem
@rem  Gradle startup script for Windows
@rem
@rem ##########################################################################

@rem Set local scope for the variables with windows NT shell
if "%OS%"=="Windows_NT" setlocal

@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
set DEFAULT_JVM_OPTS=

set DIRNAME=%~dp0
if "%DIRNAME%" == "" set DIRNAME=.
set APP_BASE_NAME=%~n0
set APP_HOME=%DIRNAME%

@rem Find java.exe
if defined JAVA_HOME goto findJavaFromJavaHome

set JAVA_EXE=java.exe
%JAVA_EXE% -version >NUL 2>&1
if "%ERRORLEVEL%" == "0" goto init

echo.
echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
echo.
echo Please set the JAVA_HOME variable in your environment to match the
echo location of your Java installation.

goto fail

:findJavaFromJavaHome
set JAVA_HOME=%JAVA_HOME:"=%
set JAVA_EXE=%JAVA_HOME%/bin/java.exe

if exist "%JAVA_EXE%" goto init

echo.
echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
echo.
echo Please set the JAVA_HOME variable in your environment to match the
echo location of your Java installation.

goto fail

:init
@rem Get command-line arguments, handling Windowz variants

if not "%OS%" == "Windows_NT" goto win9xME_args
if "%@eval[2+2]" == "4" goto 4NT_args

:win9xME_args
@rem Slurp the command line arguments.
set CMD_LINE_ARGS=
set _SKIP=2

:win9xME_args_slurp
if "x%~1" == "x" goto execute

set CMD_LINE_ARGS=%*
goto execute

:4NT_args
@rem Get arguments from the 4NT Shell from JP Software
set CMD_LINE_ARGS=%$

:execute
@rem Setup the command line

set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar

@rem Execute Gradle
"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %CMD_LINE_ARGS%

:end
@rem End local scope for the variables with windows NT shell
if "%ERRORLEVEL%"=="0" goto mainEnd

:fail
rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of
rem the _cmd.exe /c_ return code!
if  not "" == "%GRADLE_EXIT_CONSOLE%" exit 1
exit /b 1

:mainEnd
if "%OS%"=="Windows_NT" endlocal

:omega


================================================
FILE: settings.gradle
================================================
include ':app'