第三方框架

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//动态处理权限
//https://github.com/permissions-dispatcher/PermissionsDispatcher
implementation "com.github.permissions-dispatcher:permissionsdispatcher:4.9.2"
annotationProcessor "com.github.permissions-dispatcher:permissionsdispatcher-processor:4.9.2"

AndroidManifest

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<uses-permission android:name="android.permission.CAMERA" />
<uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />
<uses-permission android:name="android.permission.READ_MEDIA_AUDIO" />

java

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//region AboutPermission
/**
 * 检查是否有需要的权限
 */
private void checkPermission() {
    //让动态框架检查是否授权了
    SplashActivityPermissionsDispatcher.onPermissionGrantedWithPermissionCheck(this);
}

/**
 * 权限授权了就会调用该方法
 */
@NeedsPermission({
        Manifest.permission.CAMERA,
        Manifest.permission.READ_EXTERNAL_STORAGE,
        Manifest.permission.WRITE_EXTERNAL_STORAGE
})
void onPermissionGranted() {
    //如果有权限就进入下一步
    prepareNext();
}

/**
 * 显示权限授权对话框
 * 目的是提示用户
 */
@OnShowRationale({
        Manifest.permission.CAMERA,
        Manifest.permission.READ_EXTERNAL_STORAGE,
        Manifest.permission.WRITE_EXTERNAL_STORAGE
})
void showRequestPermission(PermissionRequest request) {
    new AlertDialog.Builder(getHostActivity())
            .setMessage(R.string.permission_hint)
            .setPositiveButton(R.string.allow, (dialog, which) -> request.proceed())
            .setNegativeButton(R.string.deny, (dialog, which) -> request.cancel()).show();
}

/**
 * 拒绝了权限调用
 */
@OnPermissionDenied({
        Manifest.permission.CAMERA,
        Manifest.permission.READ_EXTERNAL_STORAGE,
        Manifest.permission.WRITE_EXTERNAL_STORAGE
})
void showDenied() {
    //退出应用
    finish();
}

/**
 * 再次获取权限的提示
 */
@OnNeverAskAgain({
        Manifest.permission.CAMERA,
        Manifest.permission.READ_EXTERNAL_STORAGE,
        Manifest.permission.WRITE_EXTERNAL_STORAGE
})
void showNeverAsk() {
    //继续请求权限
    checkPermission();
}


/**
 * 授权后回调
 *
 * @param requestCode
 * @param permissions
 * @param grantResults
 */
@Override
public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) {
    super.onRequestPermissionsResult(requestCode, permissions, grantResults);
    //将授权结果传递到框架
    SplashActivityPermissionsDispatcher.onRequestPermissionsResult(this, requestCode, grantResults);
}


//endregion

然后在合适的地方加上 checkPermission();

关键点

前面记得加@RuntimePermissions

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/**
 * 启动界面
 */
//声明当前界面有动态获取权限的逻辑
@RuntimePermissions
public class SplashActivity extends BaseLogicActivity {

最后结果