//检查权限时，判断系统的权限集合
    public boolean permissionSet(String... permissions) {
        for (String permission : permissions) {
            if (isLackPermission(permission)) {//是否添加完全部权限集合
                return true;
            }
        }
        return false;
    }

    //检查系统权限是，判断当前是否缺少权限(PERMISSION_DENIED:权限是否足够)
    private boolean isLackPermission(String permission) {
        return ContextCompat.checkSelfPermission(context, permission) == PackageManager.PERMISSION_DENIED;
    }

//首先声明权限授权
    public static final int PERMISSION_DENIEG = 1;//权限不足，权限被拒绝的时候
    public static final int PERMISSION_REQUEST_CODE = 0;//系统授权管理页面时的结果参数
    public static final String PACKAGE_URL_SCHEME = "package:";//权限方案
    public CheckPermission checkPermission;//检测权限类的权限检测器
    private boolean isrequestCheck = true;//判断是否需要系统权限检测。防止和系统提示框重叠

    public abstract int initContentID();

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);

        initContentID();
        process(savedInstanceState);
    }

    //显示对话框提示用户缺少权限
    public void showMissingPermissionDialog() {

        AlertDialog.Builder builder = new AlertDialog.Builder(this);
        builder.setTitle(R.string.help);//提示帮助
        builder.setMessage(R.string.string_help_text);

        //如果是拒绝授权，则退出应用
        //退出
        builder.setNegativeButton(R.string.quit, new DialogInterface.OnClickListener() {
            @Override
            public void onClick(DialogInterface dialog, int which) {

                finish();
            }
        });
        //打开设置，让用户选择打开权限
        builder.setPositiveButton(R.string.settings, new DialogInterface.OnClickListener() {
            @Override
            public void onClick(DialogInterface dialog, int which) {
                startAppSettings();//打开设置
            }
        });
        builder.setCancelable(false);
        builder.show();
    }

    //获取全部权限
    public boolean hasAllPermissionGranted(int[] grantResults) {
        for (int grantResult : grantResults) {
            if (grantResult == PackageManager.PERMISSION_DENIED) {
                return false;
            }
        }
        return true;
    }


    //打开系统应用设置(ACTION_APPLICATION_DETAILS_SETTINGS:系统设置权限)
    public void startAppSettings() {
        Intent intent = new Intent(Settings.ACTION_APPLICATION_DETAILS_SETTINGS);
        intent.setData(Uri.parse(PACKAGE_URL_SCHEME + getPackageName()));
        startActivity(intent);
    }

    //请求权限去兼容版本
    public void requestPermissions(String... permission) {
        ActivityCompat.requestPermissions(this, permission, PERMISSION_REQUEST_CODE);

    }

    /**
     * 用于权限管理
     * 如果全部授权的话，则直接通过进入
     * 如果权限拒绝，缺失权限时，则使用dialog提示
     *
     * @param requestCode  请求代码
     * @param permissions  权限参数
     * @param grantResults 结果
     */
    @Override
    public void onRequestPermissionsResult(int requestCode, String[] permissions, int[] grantResults) {
        super.onRequestPermissionsResult(requestCode, permissions, grantResults);
        if (PERMISSION_REQUEST_CODE == requestCode && hasAllPermissionGranted(grantResults)) //判断请求码与请求结果是否一致
        {
            isrequestCheck = true;//需要检测权限，直接进入，否则提示对话框进行设置
            getAllGrantedPermission();
        } else {
            //提示对话框设置
            isrequestCheck = false;
            showMissingPermissionDialog();//dialog
        }
    }

    /*
    * 当获取到所需权限后，进行相关业务操作
     */
    public void getAllGrantedPermission() {

    }

    protected void process(Bundle savedInstanceState) {
        if (getPermissions() != null) {

            checkPermission = new CheckPermission(this);
            if (checkPermission.permissionSet(getPermissions())) {
                requestPermissions(getPermissions());     //去请求权限
            } else {
                getAllGrantedPermission();
            }
        }
    }

    @Override
    protected void onResume() {
        super.onResume();

        //根据activity生命周期，onRestart()->onResume()
        //此处表示从系统设置页面返回后，检查用户是否将所需的权限打开
        if (!isrequestCheck) {
            if (getPermissions() != null) {
                if (checkPermission.permissionSet(getPermissions())) {

                    showMissingPermissionDialog();//dialog
                } else {
                    //获取全部权限,走正常业务
                    getAllGrantedPermission();
                }
            }
        } else {
            isrequestCheck = true;
        }
    }

    public String[] getPermissions() {
        return null;
    }

static final String[] PERMISSION = new String[]{
            Manifest.permission.WRITE_EXTERNAL_STORAGE,// 写入权限
            Manifest.permission.READ_EXTERNAL_STORAGE,  //读取权限
            Manifest.permission.READ_PHONE_STATE,        //读取设备信息
            Manifest.permission.ACCESS_COARSE_LOCATION, //百度定位
            Manifest.permission.ACCESS_FINE_LOCATION,
    };

    //布局id上送到BaseActivity
    @Override
    public int initContentID() {
        return R.layout.activity_main;
    }

    @Override
    protected void process(Bundle savedInstanceState) {
        super.process(savedInstanceState);

        //如果有什么需要初始化的，在这里写就好～

    }

    @Override
    public void getAllGrantedPermission() {
        //当获取到所需权限后，进行相关业务操作

        super.getAllGrantedPermission();
    }

    @Override
    public String[] getPermissions() {
        return PERMISSION;
    }