registerActivityLifecycleCallbac

//在Application中调用，Android4.0之后新出的API，可以监控整个项目所有activity的生命周期
//在回调里重写activity生命周期的方法
registerActivityLifecycleCallbacks

registerActivityLifecycleCallbacks(new ActivityLifecycleCallbacks() {
            @Override
            public void onActivityCreated(@NonNull Activity activity, @Nullable Bundle savedInstanceState) {
                // 后台关闭权限后重启应用
                if (savedInstanceState != null) {
                    Intent intent = new Intent(getApplicationContext(), StartActivity.class);
                    intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
                    intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TASK);
                    startActivity(intent);
                }
            }

            @Override
            public void onActivityStarted(@NonNull Activity activity) {

            }

            @Override
            public void onActivityResumed(@NonNull Activity activity) {

            }

            @Override
            public void onActivityPaused(@NonNull Activity activity) {

            }

            @Override
            public void onActivityStopped(@NonNull Activity activity) {

            }

            @Override
            public void onActivitySaveInstanceState(@NonNull Activity activity, @NonNull Bundle bundle) {

            }

            @Override
            public void onActivityDestroyed(@NonNull Activity activity) {

            }
        });
    }