diff -r 000000000000 -r 6474c204b198 mobile/android/thirdparty/ch/boye/httpclientandroidlib/impl/conn/AbstractPooledConnAdapter.java --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mobile/android/thirdparty/ch/boye/httpclientandroidlib/impl/conn/AbstractPooledConnAdapter.java Wed Dec 31 06:09:35 2014 +0100 @@ -0,0 +1,179 @@ +/* + * ==================================================================== + * + * 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 + * . + * + */ + +package ch.boye.httpclientandroidlib.impl.conn; + +import java.io.IOException; + +import ch.boye.httpclientandroidlib.HttpHost; +import ch.boye.httpclientandroidlib.params.HttpParams; +import ch.boye.httpclientandroidlib.protocol.HttpContext; +import ch.boye.httpclientandroidlib.conn.routing.HttpRoute; +import ch.boye.httpclientandroidlib.conn.ClientConnectionManager; +import ch.boye.httpclientandroidlib.conn.OperatedClientConnection; + +/** + * Abstract adapter from pool {@link AbstractPoolEntry entries} to + * {@link ch.boye.httpclientandroidlib.conn.ManagedClientConnection managed} + * client connections. + * The connection in the pool entry is used to initialize the base class. + * In addition, methods to establish a route are delegated to the + * pool entry. {@link #shutdown shutdown} and {@link #close close} + * will clear the tracked route in the pool entry and call the + * respective method of the wrapped connection. + * + * @since 4.0 + */ +public abstract class AbstractPooledConnAdapter extends AbstractClientConnAdapter { + + /** The wrapped pool entry. */ + protected volatile AbstractPoolEntry poolEntry; + + /** + * Creates a new connection adapter. + * + * @param manager the connection manager + * @param entry the pool entry for the connection being wrapped + */ + protected AbstractPooledConnAdapter(ClientConnectionManager manager, + AbstractPoolEntry entry) { + super(manager, entry.connection); + this.poolEntry = entry; + } + + /** + * Obtains the pool entry. + * + * @return the pool entry, or null if detached + */ + protected AbstractPoolEntry getPoolEntry() { + return this.poolEntry; + } + + /** + * Asserts that there is a valid pool entry. + * + * @throws ConnectionShutdownException if there is no pool entry + * or connection has been aborted + * + * @see #assertValid(OperatedClientConnection) + */ + protected void assertValid(final AbstractPoolEntry entry) { + if (isReleased() || entry == null) { + throw new ConnectionShutdownException(); + } + } + + /** + * @deprecated use {@link #assertValid(AbstractPoolEntry)} + */ + @Deprecated + protected final void assertAttached() { + if (poolEntry == null) { + throw new ConnectionShutdownException(); + } + } + + /** + * Detaches this adapter from the wrapped connection. + * This adapter becomes useless. + */ + @Override + protected synchronized void detach() { + poolEntry = null; + super.detach(); + } + + public HttpRoute getRoute() { + AbstractPoolEntry entry = getPoolEntry(); + assertValid(entry); + return (entry.tracker == null) ? null : entry.tracker.toRoute(); + } + + public void open(HttpRoute route, + HttpContext context, HttpParams params) + throws IOException { + AbstractPoolEntry entry = getPoolEntry(); + assertValid(entry); + entry.open(route, context, params); + } + + public void tunnelTarget(boolean secure, HttpParams params) + throws IOException { + AbstractPoolEntry entry = getPoolEntry(); + assertValid(entry); + entry.tunnelTarget(secure, params); + } + + public void tunnelProxy(HttpHost next, boolean secure, HttpParams params) + throws IOException { + AbstractPoolEntry entry = getPoolEntry(); + assertValid(entry); + entry.tunnelProxy(next, secure, params); + } + + public void layerProtocol(HttpContext context, HttpParams params) + throws IOException { + AbstractPoolEntry entry = getPoolEntry(); + assertValid(entry); + entry.layerProtocol(context, params); + } + + public void close() throws IOException { + AbstractPoolEntry entry = getPoolEntry(); + if (entry != null) + entry.shutdownEntry(); + + OperatedClientConnection conn = getWrappedConnection(); + if (conn != null) { + conn.close(); + } + } + + public void shutdown() throws IOException { + AbstractPoolEntry entry = getPoolEntry(); + if (entry != null) + entry.shutdownEntry(); + + OperatedClientConnection conn = getWrappedConnection(); + if (conn != null) { + conn.shutdown(); + } + } + + public Object getState() { + AbstractPoolEntry entry = getPoolEntry(); + assertValid(entry); + return entry.getState(); + } + + public void setState(final Object state) { + AbstractPoolEntry entry = getPoolEntry(); + assertValid(entry); + entry.setState(state); + } + +}