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/*
* Copyright (C) 2014 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.app;
import android.annotation.NonNull;
import android.content.ComponentName;
/**
* Activity manager local system service interface.
*
* @hide Only for use within the system server.
*/
public abstract class ActivityManagerInternal {
/**
* Verify that calling app has access to the given provider.
*/
public abstract String checkContentProviderAccess(String authority, int userId);
// Called by the power manager.
public abstract void onWakefulnessChanged(int wakefulness);
public abstract int startIsolatedProcess(String entryPoint, String[] mainArgs,
String processName, String abiOverride, int uid, Runnable crashHandler);
/**
* Acquires a sleep token with the specified tag.
*
* @param tag A string identifying the purpose of the token (eg. "Dream").
*/
public abstract SleepToken acquireSleepToken(@NonNull String tag);
/**
* Sleep tokens cause the activity manager to put the top activity to sleep.
* They are used by components such as dreams that may hide and block interaction
* with underlying activities.
*/
public static abstract class SleepToken {
/**
* Releases the sleep token.
*/
public abstract void release();
}
/**
* Returns home activity for the specified user.
* @param userId ID of the user or {@link android.os.UserHandle#USER_ALL}
*/
public abstract ComponentName getHomeActivityForUser(int userId);
}
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