mirror of https://github.com/YTVanced/VancedMicroG
112 lines
3.0 KiB
Java
112 lines
3.0 KiB
Java
/*
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* Copyright (C) 2013-2017 microG Project Team
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.microg.gms.common.api;
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import android.os.Looper;
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import com.google.android.gms.common.api.PendingResult;
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import com.google.android.gms.common.api.Result;
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import com.google.android.gms.common.api.ResultCallback;
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import java.util.concurrent.CountDownLatch;
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import java.util.concurrent.TimeUnit;
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public class AbstractPendingResult<R extends Result> implements PendingResult<R> {
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private final Object lock = new Object();
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private final CountDownLatch countDownLatch = new CountDownLatch(1);
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private final ResultCallbackHandler<R> handler;
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private boolean canceled;
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private R result;
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private ResultCallback<R> resultCallback;
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public AbstractPendingResult(Looper looper) {
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handler = new ResultCallbackHandler<R>(looper);
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}
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private R getResult() {
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synchronized (lock) {
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return result;
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}
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}
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@Override
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public R await() {
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try {
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countDownLatch.await();
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} catch (InterruptedException ignored) {
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}
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return getResult();
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}
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@Override
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public R await(long time, TimeUnit unit) {
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try {
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countDownLatch.await(time, unit);
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} catch (InterruptedException ignored) {
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}
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return getResult();
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}
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@Override
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public void cancel() {
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// TODO
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}
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@Override
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public boolean isCanceled() {
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synchronized (lock) {
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return canceled;
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}
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}
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public boolean isReady() {
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return this.countDownLatch.getCount() == 0L;
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}
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@Override
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public void setResultCallback(ResultCallback<R> callback, long time, TimeUnit unit) {
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synchronized (lock) {
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if (!isCanceled()) {
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if (isReady()) {
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handler.sendResultCallback(callback, getResult());
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} else {
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handler.sendTimeoutResultCallback(this, unit.toMillis(time));
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}
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}
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}
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}
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@Override
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public void setResultCallback(ResultCallback<R> callback) {
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synchronized (lock) {
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if (!isCanceled()) {
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if (isReady()) {
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handler.sendResultCallback(callback, getResult());
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} else {
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resultCallback = callback;
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}
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}
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}
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}
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public void deliverResult(R result) {
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this.result = result;
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countDownLatch.countDown();
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}
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}
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