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/*
* Copyright (C) 2017 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.usage;
import android.annotation.IntDef;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
/**
* Set of constants for app standby buckets and reasons. Apps will be moved into different buckets
* that affect how frequently they can run in the background or perform other battery-consuming
* actions. Buckets will be assigned based on how frequently or when the system thinks the user
* is likely to use the app.
* @hide
*/
public class AppStandby {
/** The app was used very recently, currently in use or likely to be used very soon. */
public static final int STANDBY_BUCKET_ACTIVE = 0;
// Leave some gap in case we want to increase the number of buckets
/** The app was used recently and/or likely to be used in the next few hours */
public static final int STANDBY_BUCKET_WORKING_SET = 3;
// Leave some gap in case we want to increase the number of buckets
/** The app was used in the last few days and/or likely to be used in the next few days */
public static final int STANDBY_BUCKET_FREQUENT = 6;
// Leave some gap in case we want to increase the number of buckets
/** The app has not be used for several days and/or is unlikely to be used for several days */
public static final int STANDBY_BUCKET_RARE = 9;
// Leave some gap in case we want to increase the number of buckets
/** The app has never been used. */
public static final int STANDBY_BUCKET_NEVER = 12;
/** Reason for bucketing -- default initial state */
public static final String REASON_DEFAULT = "default";
/** Reason for bucketing -- timeout */
public static final String REASON_TIMEOUT = "timeout";
/** Reason for bucketing -- usage */
public static final String REASON_USAGE = "usage";
/** Reason for bucketing -- forced by user / shell command */
public static final String REASON_FORCED = "forced";
/**
* Reason for bucketing -- predicted. This is a prefix and the UID of the bucketeer will
* be appended.
*/
public static final String REASON_PREDICTED = "predicted";
@IntDef(flag = false, value = {
STANDBY_BUCKET_ACTIVE,
STANDBY_BUCKET_WORKING_SET,
STANDBY_BUCKET_FREQUENT,
STANDBY_BUCKET_RARE,
STANDBY_BUCKET_NEVER,
})
@Retention(RetentionPolicy.SOURCE)
public @interface StandbyBuckets {}
}
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