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/*
* Copyright 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;
import android.app.servertransaction.ClientTransaction;
import android.content.Intent;
import android.content.pm.ActivityInfo;
import android.content.res.CompatibilityInfo;
import android.content.res.Configuration;
import android.os.Bundle;
import android.os.IBinder;
import android.os.PersistableBundle;
import com.android.internal.app.IVoiceInteractor;
import com.android.internal.content.ReferrerIntent;
import java.util.List;
/**
* Defines operations that a {@link android.app.servertransaction.ClientTransaction} or its items
* can perform on client.
* @hide
*/
public abstract class ClientTransactionHandler {
// Schedule phase related logic and handlers.
/** Prepare and schedule transaction for execution. */
void scheduleTransaction(ClientTransaction transaction) {
transaction.prepare(this);
sendMessage(ActivityThread.H.EXECUTE_TRANSACTION, transaction);
}
abstract void sendMessage(int what, Object obj);
// Prepare phase related logic and handlers. Methods that inform about about pending changes or
// do other internal bookkeeping.
/** Get current lifecycle request number to maintain correct ordering. */
public abstract int getLifecycleSeq();
/** Set pending config in case it will be updated by other transaction item. */
public abstract void updatePendingConfiguration(Configuration config);
/** Set current process state. */
public abstract void updateProcessState(int processState, boolean fromIpc);
// Execute phase related logic and handlers. Methods here execute actual lifecycle transactions
// and deliver callbacks.
/** Destroy the activity. */
public abstract void handleDestroyActivity(IBinder token, boolean finishing, int configChanges,
boolean getNonConfigInstance);
/** Pause the activity. */
public abstract void handlePauseActivity(IBinder token, boolean finished, boolean userLeaving,
int configChanges, boolean dontReport, int seq);
/** Resume the activity. */
public abstract void handleResumeActivity(IBinder token, boolean clearHide, boolean isForward,
boolean reallyResume, int seq, String reason);
/** Stop the activity. */
public abstract void handleStopActivity(IBinder token, boolean show, int configChanges,
int seq);
/** Deliver activity (override) configuration change. */
public abstract void handleActivityConfigurationChanged(IBinder activityToken,
Configuration overrideConfig, int displayId);
/** Deliver result from another activity. */
public abstract void handleSendResult(IBinder token, List<ResultInfo> results);
/** Deliver multi-window mode change notification. */
public abstract void handleMultiWindowModeChanged(IBinder token, boolean isInMultiWindowMode,
Configuration overrideConfig);
/** Deliver new intent. */
public abstract void handleNewIntent(IBinder token, List<ReferrerIntent> intents,
boolean andPause);
/** Deliver picture-in-picture mode change notification. */
public abstract void handlePictureInPictureModeChanged(IBinder token, boolean isInPipMode,
Configuration overrideConfig);
/** Update window visibility. */
public abstract void handleWindowVisibility(IBinder token, boolean show);
/** Perform activity launch. */
public abstract void handleLaunchActivity(IBinder token, Intent intent, int ident,
ActivityInfo info, Configuration overrideConfig, CompatibilityInfo compatInfo,
String referrer, IVoiceInteractor voiceInteractor, Bundle state,
PersistableBundle persistentState, List<ResultInfo> pendingResults,
List<ReferrerIntent> pendingNewIntents, boolean notResumed, boolean isForward,
ProfilerInfo profilerInfo);
/** Deliver app configuration change notification. */
public abstract void handleConfigurationChanged(Configuration config);
}
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