tests/framework/base/windowmanager/app/src/android/server/wm/app/TrampolineActivity.java

/*
 * Copyright (C) 2016 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package android.server.wm.app;

import static android.content.Intent.FLAG_ACTIVITY_CLEAR_TOP;
import static android.content.Intent.FLAG_ACTIVITY_NEW_TASK;

import android.content.Intent;
import android.os.Bundle;
import android.os.SystemClock;

/**
 * This activity has an alias {@link Components#ENTRY_POINT_ALIAS_ACTIVITY} in AndroidManifest.xml
 */
public class TrampolineActivity extends AbstractLifecycleLogActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        // Add a delay here to expose more easily a failure case where the real target
        // activity is visible before it's launched, because its task is being brought
        // to foreground. We need to verify that 'am start' is unblocked correctly.
        SystemClock.sleep(2000);
        Intent intent = new Intent(this,  SingleTaskActivity.class);
        intent.setFlags(FLAG_ACTIVITY_CLEAR_TOP | FLAG_ACTIVITY_NEW_TASK);

        startActivity(intent);
        finish();
    }
}