int permissionCheck = ContextCompat.checkSelfPermission(thisActivity, Manifest.permission.WRITE_CALENDAR);

ActivityCompat.requestPermissions(thisActivity, new String[]{Manifest.permission.READ_CONTACTS}, MY_PERMISSIONS_REQUEST_READ_CONTACTS);

@Override
public void onRequestPermissionsResult(int requestCode, String permissions[], int[] grantResults) {
    switch (requestCode) {
        case MY_PERMISSIONS_REQUEST_READ_CONTACTS: {
            // If request is cancelled, the result arrays are empty.
            if (grantResults.length > 0 && grantResults[0] == PackageManager.PERMISSION_GRANTED) {

                // permission was granted, yay! Do the
                // contacts-related task you need to do.

            } else {

                // permission denied, boo! Disable the
                // functionality that depends on this permission.
            }
            return;
        }

        // other 'case' lines to check for other
        // permissions this app might request
    }
}

if (ContextCompat.checkSelfPermission(thisActivity, Manifest.permission.READ_CONTACTS) != PackageManager.PERMISSION_GRANTED) {

    // Should we show an explanation?
    if (ActivityCompat.shouldShowRequestPermissionRationale(thisActivity, Manifest.permission.READ_CONTACTS)) {

        // Show an expanation to the user *asynchronously* -- don't block
        // this thread waiting for the user's response! After the user
        // sees the explanation, try again to request the permission.

    } else {

        // No explanation needed, we can request the permission.

        ActivityCompat.requestPermissions(thisActivity, new String[]{Manifest.permission.READ_CONTACTS}, MY_PERMISSIONS_REQUEST_READ_CONTACTS);

        // MY_PERMISSIONS_REQUEST_READ_CONTACTS is an
        // app-defined int constant. The callback method gets the
        // result of the request.
    }
}

AndPermission.with(this)
  .runtime()
  .permission(Permission.Group.STORAGE)
  .onGranted(permissions -> {
    // Storage permission are allowed.
  })
  .onDenied(permissions -> {
    // Storage permission are not allowed.
  })
  .start();

private Rationale mRationale = new Rationale() {
    @Override
    public void showRationale(Context context, List<String> permissions, 
            RequestExecutor executor) {
        // 这里使用一个Dialog询问用户是否继续授权。

        // 如果用户继续：
        executor.execute();

        // 如果用户中断：
        executor.cancel();
    }
};

AndPermission.with(this)
    .runtime()
    .permission(Permission.WRITE_EXTERNAL_STORAGE)
    .rationale(mRationale)
    .onGranted(...)
    .onDenied(...)
    .start();

AndPermission.with(this)
    .runtime()
    .permission(...)
    .rationale(...)
    .onGranted(...)
    .onDenied(new Action() {
        @Override
        public void onAction(List<String> permissions) {
            if (AndPermission.hasAlwaysDeniedPermission(context, permissions)) {
                // 这些权限被用户总是拒绝。
                // 这里使用一个Dialog展示没有这些权限应用程序无法继续运行，询问用户是否去设置中授权。
                AndPermission.with(this)
                    .runtime()
                    .setting()
                    .onComeback(new Setting.Action() {
                        @Override
                        public void onAction() {
                            // 用户从设置回来了。
                        }
                    })
                    .start();
            }
        }
    })
    .start();