diff options
Diffstat (limited to 'mobile/android/thirdparty/ch/boye/httpclientandroidlib/pool/PoolEntryFuture.java')
-rw-r--r-- | mobile/android/thirdparty/ch/boye/httpclientandroidlib/pool/PoolEntryFuture.java | 155 |
1 files changed, 0 insertions, 155 deletions
diff --git a/mobile/android/thirdparty/ch/boye/httpclientandroidlib/pool/PoolEntryFuture.java b/mobile/android/thirdparty/ch/boye/httpclientandroidlib/pool/PoolEntryFuture.java deleted file mode 100644 index 743abe8c0..000000000 --- a/mobile/android/thirdparty/ch/boye/httpclientandroidlib/pool/PoolEntryFuture.java +++ /dev/null @@ -1,155 +0,0 @@ -/* - * ==================================================================== - * Licensed to the Apache Software Foundation (ASF) under one - * or more contributor license agreements. See the NOTICE file - * distributed with this work for additional information - * regarding copyright ownership. The ASF licenses this file - * to you 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. - * ==================================================================== - * - * This software consists of voluntary contributions made by many - * individuals on behalf of the Apache Software Foundation. For more - * information on the Apache Software Foundation, please see - * <http://www.apache.org/>. - * - */ -package ch.boye.httpclientandroidlib.pool; - -import java.io.IOException; -import java.util.Date; -import java.util.concurrent.ExecutionException; -import java.util.concurrent.Future; -import java.util.concurrent.TimeUnit; -import java.util.concurrent.TimeoutException; -import java.util.concurrent.locks.Condition; -import java.util.concurrent.locks.Lock; - -import ch.boye.httpclientandroidlib.annotation.ThreadSafe; -import ch.boye.httpclientandroidlib.concurrent.FutureCallback; -import ch.boye.httpclientandroidlib.util.Args; - -@ThreadSafe -abstract class PoolEntryFuture<T> implements Future<T> { - - private final Lock lock; - private final FutureCallback<T> callback; - private final Condition condition; - private volatile boolean cancelled; - private volatile boolean completed; - private T result; - - PoolEntryFuture(final Lock lock, final FutureCallback<T> callback) { - super(); - this.lock = lock; - this.condition = lock.newCondition(); - this.callback = callback; - } - - public boolean cancel(final boolean mayInterruptIfRunning) { - this.lock.lock(); - try { - if (this.completed) { - return false; - } - this.completed = true; - this.cancelled = true; - if (this.callback != null) { - this.callback.cancelled(); - } - this.condition.signalAll(); - return true; - } finally { - this.lock.unlock(); - } - } - - public boolean isCancelled() { - return this.cancelled; - } - - public boolean isDone() { - return this.completed; - } - - public T get() throws InterruptedException, ExecutionException { - try { - return get(0, TimeUnit.MILLISECONDS); - } catch (final TimeoutException ex) { - throw new ExecutionException(ex); - } - } - - public T get( - final long timeout, - final TimeUnit unit) throws InterruptedException, ExecutionException, TimeoutException { - Args.notNull(unit, "Time unit"); - this.lock.lock(); - try { - if (this.completed) { - return this.result; - } - this.result = getPoolEntry(timeout, unit); - this.completed = true; - if (this.callback != null) { - this.callback.completed(this.result); - } - return result; - } catch (final IOException ex) { - this.completed = true; - this.result = null; - if (this.callback != null) { - this.callback.failed(ex); - } - throw new ExecutionException(ex); - } finally { - this.lock.unlock(); - } - } - - protected abstract T getPoolEntry( - long timeout, TimeUnit unit) throws IOException, InterruptedException, TimeoutException; - - public boolean await(final Date deadline) throws InterruptedException { - this.lock.lock(); - try { - if (this.cancelled) { - throw new InterruptedException("Operation interrupted"); - } - final boolean success; - if (deadline != null) { - success = this.condition.awaitUntil(deadline); - } else { - this.condition.await(); - success = true; - } - if (this.cancelled) { - throw new InterruptedException("Operation interrupted"); - } - return success; - } finally { - this.lock.unlock(); - } - - } - - public void wakeup() { - this.lock.lock(); - try { - this.condition.signalAll(); - } finally { - this.lock.unlock(); - } - } - -} |