120 lines
4.3 KiB
Java
120 lines
4.3 KiB
Java
/*
|
|
* Copyright (C) 2018 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 com.android.internal.infra;
|
|
|
|
import android.annotation.NonNull;
|
|
import android.content.ComponentName;
|
|
import android.content.Context;
|
|
import android.os.Handler;
|
|
import android.os.IInterface;
|
|
import android.util.Slog;
|
|
|
|
import java.io.PrintWriter;
|
|
import java.util.ArrayList;
|
|
import java.util.List;
|
|
|
|
/**
|
|
* Base class representing a remote service that can queue multiple pending requests while not
|
|
* bound.
|
|
*
|
|
* @param <S> the concrete remote service class
|
|
* @param <I> the interface of the binder service
|
|
*
|
|
* @deprecated Use {@link ServiceConnector} to manage remote service connections
|
|
*/
|
|
@Deprecated
|
|
public abstract class AbstractMultiplePendingRequestsRemoteService<S
|
|
extends AbstractMultiplePendingRequestsRemoteService<S, I>, I extends IInterface>
|
|
extends AbstractRemoteService<S, I> {
|
|
|
|
private final int mInitialCapacity;
|
|
|
|
protected @NonNull List<BasePendingRequest<S, I>> mPendingRequests;
|
|
|
|
public AbstractMultiplePendingRequestsRemoteService(@NonNull Context context,
|
|
@NonNull String serviceInterface, @NonNull ComponentName componentName, int userId,
|
|
@NonNull VultureCallback<S> callback, @NonNull Handler handler,
|
|
int bindingFlags, boolean verbose, int initialCapacity) {
|
|
super(context, serviceInterface, componentName, userId, callback, handler, bindingFlags,
|
|
verbose);
|
|
mInitialCapacity = initialCapacity;
|
|
mPendingRequests = new ArrayList<>(mInitialCapacity);
|
|
}
|
|
|
|
@Override // from AbstractRemoteService
|
|
void handlePendingRequests() {
|
|
synchronized (mPendingRequests) {
|
|
final int size = mPendingRequests.size();
|
|
if (mVerbose) Slog.v(mTag, "Sending " + size + " pending requests");
|
|
for (int i = 0; i < size; i++) {
|
|
handlePendingRequest(mPendingRequests.get(i));
|
|
}
|
|
mPendingRequests.clear();
|
|
}
|
|
}
|
|
|
|
@Override // from AbstractRemoteService
|
|
protected void handleOnDestroy() {
|
|
synchronized (mPendingRequests) {
|
|
final int size = mPendingRequests.size();
|
|
if (mVerbose) Slog.v(mTag, "Canceling " + size + " pending requests");
|
|
for (int i = 0; i < size; i++) {
|
|
mPendingRequests.get(i).cancel();
|
|
}
|
|
mPendingRequests.clear();
|
|
}
|
|
}
|
|
|
|
@Override // from AbstractRemoteService
|
|
final void handleBindFailure() {
|
|
synchronized (mPendingRequests) {
|
|
final int size = mPendingRequests.size();
|
|
if (mVerbose) Slog.v(mTag, "Sending failure to " + size + " pending requests");
|
|
for (int i = 0; i < size; i++) {
|
|
final BasePendingRequest<S, I> request = mPendingRequests.get(i);
|
|
request.onFailed();
|
|
request.finish();
|
|
}
|
|
mPendingRequests.clear();
|
|
}
|
|
}
|
|
|
|
@Override // from AbstractRemoteService
|
|
public void dump(@NonNull String prefix, @NonNull PrintWriter pw) {
|
|
super.dump(prefix, pw);
|
|
|
|
pw.append(prefix).append("initialCapacity=").append(String.valueOf(mInitialCapacity))
|
|
.println();
|
|
int size;
|
|
synchronized (mPendingRequests) {
|
|
size = mPendingRequests.size();
|
|
}
|
|
pw.append(prefix).append("pendingRequests=").append(String.valueOf(size)).println();
|
|
}
|
|
|
|
@Override // from AbstractRemoteService
|
|
void handlePendingRequestWhileUnBound(@NonNull BasePendingRequest<S, I> pendingRequest) {
|
|
synchronized (mPendingRequests) {
|
|
mPendingRequests.add(pendingRequest);
|
|
if (mVerbose) {
|
|
Slog.v(mTag,
|
|
"queued " + mPendingRequests.size() + " requests; last=" + pendingRequest);
|
|
}
|
|
}
|
|
}
|
|
}
|