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A library jar that provides APIs for Applications written for the Google Android Platform.
/*
* 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.app;
import android.annotation.IntDef;
import android.content.ComponentName;
import android.os.Parcel;
import android.os.Parcelable;
import java.io.PrintWriter;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
/**
* Information returned after waiting for an activity start.
*
* @hide
*/
public class WaitResult implements Parcelable {
/**
* The state at which a launch sequence had started.
*
* @see
*/
@Retention(RetentionPolicy.SOURCE)
@IntDef(prefix = {"LAUNCH_STATE_"}, value = {
LAUNCH_STATE_UNKNOWN,
LAUNCH_STATE_COLD,
LAUNCH_STATE_WARM,
LAUNCH_STATE_HOT,
LAUNCH_STATE_RELAUNCH
})
public @interface LaunchState {
}
/**
* Not considered as a launch event, e.g. the activity is already on top.
*/
public static final int LAUNCH_STATE_UNKNOWN = 0;
/**
* Cold launch sequence: a new process has started.
*/
public static final int LAUNCH_STATE_COLD = 1;
/**
* Warm launch sequence: process reused, but activity has to be created.
*/
public static final int LAUNCH_STATE_WARM = 2;
/**
* Hot launch sequence: process reused, activity brought-to-top.
*/
public static final int LAUNCH_STATE_HOT = 3;
/**
* Relaunch launch sequence: process reused, but activity has to be destroyed and created.
* E.g. the current device configuration is different from the background activity that will be
* brought to foreground, and the activity doesn't declare to handle the change.
*/
public static final int LAUNCH_STATE_RELAUNCH = 4;
public static final int INVALID_DELAY = -1;
public int result;
public boolean timeout;
public ComponentName who;
public long totalTime;
public @LaunchState int launchState;
public WaitResult() {
}
@Override
public int describeContents() {
return 0;
}
@Override
public void writeToParcel(Parcel dest, int flags) {
dest.writeInt(result);
dest.writeInt(timeout ? 1 : 0);
ComponentName.writeToParcel(who, dest);
dest.writeLong(totalTime);
dest.writeInt(launchState);
}
public static final @android.annotation.NonNull Parcelable.Creator CREATOR
= new Parcelable.Creator() {
@Override
public WaitResult createFromParcel(Parcel source) {
return new WaitResult(source);
}
@Override
public WaitResult[] newArray(int size) {
return new WaitResult[size];
}
};
private WaitResult(Parcel source) {
result = source.readInt();
timeout = source.readInt() != 0;
who = ComponentName.readFromParcel(source);
totalTime = source.readLong();
launchState = source.readInt();
}
public void dump(PrintWriter pw, String prefix) {
pw.println(prefix + "WaitResult:");
pw.println(prefix + " result=" + result);
pw.println(prefix + " timeout=" + timeout);
pw.println(prefix + " who=" + who);
pw.println(prefix + " totalTime=" + totalTime);
pw.println(prefix + " launchState=" + launchState);
}
public static String launchStateToString(@LaunchState int type) {
switch (type) {
case LAUNCH_STATE_COLD:
return "COLD";
case LAUNCH_STATE_WARM:
return "WARM";
case LAUNCH_STATE_HOT:
return "HOT";
case LAUNCH_STATE_RELAUNCH:
return "RELAUNCH";
default:
return "UNKNOWN (" + type + ")";
}
}
}