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Commit 42334950 authored by Chong Zhang's avatar Chong Zhang
Browse files

ActivityManager: use proc state from compiled aidl 

bug: 172942349
bug: 159172726
test: builds
Change-Id: I3dafe7a75b2dae561583a7821284027a1896b9a5
parent 51049735

Android.bp

+8 −0
Original line number Diff line number Diff line
@@ -1088,6 +1088,14 @@ filegroup { 
    path: "core/java",

}



filegroup {

    name: "activity_manager_procstate_aidl",

    srcs: [

        "core/java/android/app/ProcessStateEnum.aidl",

    ],

    path: "core/java",

}



aidl_interface {

    name: "libincremental_aidl",

    unstable: true,

core/java/android/app/ActivityManager.java

+31 −22
Original line number Diff line number Diff line
@@ -488,89 +488,98 @@ public class ActivityManager { 
    @Retention(RetentionPolicy.SOURCE)

    public @interface ProcessState {}



    /*

     * PROCESS_STATE_* must come from frameworks/base/core/java/android/app/ProcessStateEnum.aidl.

     * This is to make sure that Java side uses the same values as native.

     */



    /** @hide Not a real process state. */

    public static final int PROCESS_STATE_UNKNOWN = -1;

    public static final int PROCESS_STATE_UNKNOWN = ProcessStateEnum.UNKNOWN;



    /** @hide Process is a persistent system process. */

    public static final int PROCESS_STATE_PERSISTENT = 0;

    public static final int PROCESS_STATE_PERSISTENT = ProcessStateEnum.PERSISTENT;



    /** @hide Process is a persistent system process and is doing UI. */

    public static final int PROCESS_STATE_PERSISTENT_UI = 1;

    public static final int PROCESS_STATE_PERSISTENT_UI = ProcessStateEnum.PERSISTENT_UI;



    /** @hide Process is hosting the current top activities.  Note that this covers

     * all activities that are visible to the user. */

    @UnsupportedAppUsage

    public static final int PROCESS_STATE_TOP = 2;

    public static final int PROCESS_STATE_TOP = ProcessStateEnum.TOP;



    /** @hide Process is bound to a TOP app. */

    public static final int PROCESS_STATE_BOUND_TOP = 3;

    public static final int PROCESS_STATE_BOUND_TOP = ProcessStateEnum.BOUND_TOP;



    /** @hide Process is hosting a foreground service. */

    @UnsupportedAppUsage(maxTargetSdk = Build.VERSION_CODES.R, trackingBug = 170729553)

    public static final int PROCESS_STATE_FOREGROUND_SERVICE = 4;

    public static final int PROCESS_STATE_FOREGROUND_SERVICE = ProcessStateEnum.FOREGROUND_SERVICE;



    /** @hide Process is hosting a foreground service due to a system binding. */

    @UnsupportedAppUsage(maxTargetSdk = Build.VERSION_CODES.R, trackingBug = 170729553)

    public static final int PROCESS_STATE_BOUND_FOREGROUND_SERVICE = 5;

    public static final int PROCESS_STATE_BOUND_FOREGROUND_SERVICE =

            ProcessStateEnum.BOUND_FOREGROUND_SERVICE;



    /** @hide Process is important to the user, and something they are aware of. */

    public static final int PROCESS_STATE_IMPORTANT_FOREGROUND = 6;

    public static final int PROCESS_STATE_IMPORTANT_FOREGROUND =

            ProcessStateEnum.IMPORTANT_FOREGROUND;



    /** @hide Process is important to the user, but not something they are aware of. */

    @UnsupportedAppUsage(maxTargetSdk = Build.VERSION_CODES.R, trackingBug = 170729553)

    public static final int PROCESS_STATE_IMPORTANT_BACKGROUND = 7;

    public static final int PROCESS_STATE_IMPORTANT_BACKGROUND =

            ProcessStateEnum.IMPORTANT_BACKGROUND;



    /** @hide Process is in the background transient so we will try to keep running. */

    public static final int PROCESS_STATE_TRANSIENT_BACKGROUND = 8;

    public static final int PROCESS_STATE_TRANSIENT_BACKGROUND =

            ProcessStateEnum.TRANSIENT_BACKGROUND;



    /** @hide Process is in the background running a backup/restore operation. */

    public static final int PROCESS_STATE_BACKUP = 9;

    public static final int PROCESS_STATE_BACKUP = ProcessStateEnum.BACKUP;



    /** @hide Process is in the background running a service.  Unlike oom_adj, this level

     * is used for both the normal running in background state and the executing

     * operations state. */

    @UnsupportedAppUsage(maxTargetSdk = Build.VERSION_CODES.R, trackingBug = 170729553)

    public static final int PROCESS_STATE_SERVICE = 10;

    public static final int PROCESS_STATE_SERVICE = ProcessStateEnum.SERVICE;



    /** @hide Process is in the background running a receiver.   Note that from the

     * perspective of oom_adj, receivers run at a higher foreground level, but for our

     * prioritization here that is not necessary and putting them below services means

     * many fewer changes in some process states as they receive broadcasts. */

    @UnsupportedAppUsage(maxTargetSdk = Build.VERSION_CODES.R, trackingBug = 170729553)

    public static final int PROCESS_STATE_RECEIVER = 11;

    public static final int PROCESS_STATE_RECEIVER = ProcessStateEnum.RECEIVER;



    /** @hide Same as {@link #PROCESS_STATE_TOP} but while device is sleeping. */

    public static final int PROCESS_STATE_TOP_SLEEPING = 12;

    public static final int PROCESS_STATE_TOP_SLEEPING = ProcessStateEnum.TOP_SLEEPING;



    /** @hide Process is in the background, but it can't restore its state so we want

     * to try to avoid killing it. */

    public static final int PROCESS_STATE_HEAVY_WEIGHT = 13;

    public static final int PROCESS_STATE_HEAVY_WEIGHT = ProcessStateEnum.HEAVY_WEIGHT;



    /** @hide Process is in the background but hosts the home activity. */

    @UnsupportedAppUsage(maxTargetSdk = Build.VERSION_CODES.R, trackingBug = 170729553)

    public static final int PROCESS_STATE_HOME = 14;

    public static final int PROCESS_STATE_HOME = ProcessStateEnum.HOME;



    /** @hide Process is in the background but hosts the last shown activity. */

    public static final int PROCESS_STATE_LAST_ACTIVITY = 15;

    public static final int PROCESS_STATE_LAST_ACTIVITY = ProcessStateEnum.LAST_ACTIVITY;



    /** @hide Process is being cached for later use and contains activities. */

    @UnsupportedAppUsage(maxTargetSdk = Build.VERSION_CODES.R, trackingBug = 170729553)

    public static final int PROCESS_STATE_CACHED_ACTIVITY = 16;

    public static final int PROCESS_STATE_CACHED_ACTIVITY = ProcessStateEnum.CACHED_ACTIVITY;



    /** @hide Process is being cached for later use and is a client of another cached

     * process that contains activities. */

    public static final int PROCESS_STATE_CACHED_ACTIVITY_CLIENT = 17;

    public static final int PROCESS_STATE_CACHED_ACTIVITY_CLIENT =

            ProcessStateEnum.CACHED_ACTIVITY_CLIENT;



    /** @hide Process is being cached for later use and has an activity that corresponds

     * to an existing recent task. */

    public static final int PROCESS_STATE_CACHED_RECENT = 18;

    public static final int PROCESS_STATE_CACHED_RECENT = ProcessStateEnum.CACHED_RECENT;



    /** @hide Process is being cached for later use and is empty. */

    public static final int PROCESS_STATE_CACHED_EMPTY = 19;

    public static final int PROCESS_STATE_CACHED_EMPTY = ProcessStateEnum.CACHED_EMPTY;



    /** @hide Process does not exist. */

    public static final int PROCESS_STATE_NONEXISTENT = 20;

    public static final int PROCESS_STATE_NONEXISTENT = ProcessStateEnum.NONEXISTENT;



    /**

     * The set of flags for process capability.

core/java/android/app/ProcessStateEnum.aidl

0 → 100644
+100 −0
Original line number Diff line number Diff line 
/*

 * Copyright (C) 2020 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;



/**

 * Defines the PROCESS_STATE_* values used by ActivityManager.

 * These values are shared by Java and native side.

 * {@hide}

 */

@Backing(type="int")

enum ProcessStateEnum {

    /** @hide Not a real process state. */

    UNKNOWN = -1,



    /** @hide Process is a persistent system process. */

    PERSISTENT = 0,



    /** @hide Process is a persistent system process and is doing UI. */

    PERSISTENT_UI = 1,



    /** @hide Process is hosting the current top activities.  Note that this covers

     * all activities that are visible to the user. */

    TOP = 2,



    /** @hide Process is bound to a TOP app. */

    BOUND_TOP = 3,



    /** @hide Process is hosting a foreground service. */

    FOREGROUND_SERVICE = 4,



    /** @hide Process is hosting a foreground service due to a system binding. */

    BOUND_FOREGROUND_SERVICE = 5,



    /** @hide Process is important to the user, and something they are aware of. */

    IMPORTANT_FOREGROUND = 6,



    /** @hide Process is important to the user, but not something they are aware of. */

    IMPORTANT_BACKGROUND = 7,



    /** @hide Process is in the background transient so we will try to keep running. */

    TRANSIENT_BACKGROUND = 8,



    /** @hide Process is in the background running a backup/restore operation. */

    BACKUP = 9,



    /** @hide Process is in the background running a service.  Unlike oom_adj, this level

     * is used for both the normal running in background state and the executing

     * operations state. */

    SERVICE = 10,



    /** @hide Process is in the background running a receiver.   Note that from the

     * perspective of oom_adj, receivers run at a higher foreground level, but for our

     * prioritization here that is not necessary and putting them below services means

     * many fewer changes in some process states as they receive broadcasts. */

    RECEIVER = 11,



    /** @hide Same as {@link #PROCESS_STATE_TOP} but while device is sleeping. */

    TOP_SLEEPING = 12,



    /** @hide Process is in the background, but it can't restore its state so we want

     * to try to avoid killing it. */

    HEAVY_WEIGHT = 13,



    /** @hide Process is in the background but hosts the home activity. */

    HOME = 14,



    /** @hide Process is in the background but hosts the last shown activity. */

    LAST_ACTIVITY = 15,



    /** @hide Process is being cached for later use and contains activities. */

    CACHED_ACTIVITY = 16,



    /** @hide Process is being cached for later use and is a client of another cached

     * process that contains activities. */

    CACHED_ACTIVITY_CLIENT = 17,



    /** @hide Process is being cached for later use and has an activity that corresponds

     * to an existing recent task. */

    CACHED_RECENT = 18,



    /** @hide Process is being cached for later use and is empty. */

    CACHED_EMPTY = 19,



    /** @hide Process does not exist. */

    NONEXISTENT = 20,



}