diff -r 000000000000 -r 6474c204b198 mobile/android/thirdparty/ch/boye/httpclientandroidlib/impl/conn/DefaultClientConnectionOperator.java --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mobile/android/thirdparty/ch/boye/httpclientandroidlib/impl/conn/DefaultClientConnectionOperator.java Wed Dec 31 06:09:35 2014 +0100 @@ -0,0 +1,246 @@ +/* + * ==================================================================== + * 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 java.net.ConnectException; +import java.net.InetSocketAddress; +import java.net.Socket; +import java.net.InetAddress; +import java.net.UnknownHostException; + +import ch.boye.httpclientandroidlib.androidextra.HttpClientAndroidLog; +/* LogFactory removed by HttpClient for Android script. */ +import ch.boye.httpclientandroidlib.annotation.ThreadSafe; + +import ch.boye.httpclientandroidlib.HttpHost; +import ch.boye.httpclientandroidlib.params.HttpParams; +import ch.boye.httpclientandroidlib.params.HttpConnectionParams; +import ch.boye.httpclientandroidlib.protocol.HttpContext; + +import ch.boye.httpclientandroidlib.conn.ConnectTimeoutException; +import ch.boye.httpclientandroidlib.conn.HttpHostConnectException; +import ch.boye.httpclientandroidlib.conn.OperatedClientConnection; +import ch.boye.httpclientandroidlib.conn.ClientConnectionOperator; +import ch.boye.httpclientandroidlib.conn.scheme.LayeredSchemeSocketFactory; +import ch.boye.httpclientandroidlib.conn.scheme.Scheme; +import ch.boye.httpclientandroidlib.conn.scheme.SchemeRegistry; +import ch.boye.httpclientandroidlib.conn.scheme.SchemeSocketFactory; + +/** + * Default implementation of a {@link ClientConnectionOperator}. It uses a {@link SchemeRegistry} + * to look up {@link SchemeSocketFactory} objects. + *

+ * This connection operator is multihome network aware and will attempt to retry failed connects + * against all known IP addresses sequentially until the connect is successful or all known + * addresses fail to respond. Please note the same + * {@link ch.boye.httpclientandroidlib.params.CoreConnectionPNames#CONNECTION_TIMEOUT} value will be used + * for each connection attempt, so in the worst case the total elapsed time before timeout + * can be CONNECTION_TIMEOUT * n where n is the number of IP addresses + * of the given host. One can disable multihome support by overriding + * the {@link #resolveHostname(String)} method and returning only one IP address for the given + * host name. + *

+ * The following parameters can be used to customize the behavior of this + * class: + *

+ * + * @since 4.0 + */ +@ThreadSafe +public class DefaultClientConnectionOperator implements ClientConnectionOperator { + + public HttpClientAndroidLog log = new HttpClientAndroidLog(getClass()); + + /** The scheme registry for looking up socket factories. */ + protected final SchemeRegistry schemeRegistry; // @ThreadSafe + + /** + * Creates a new client connection operator for the given scheme registry. + * + * @param schemes the scheme registry + */ + public DefaultClientConnectionOperator(final SchemeRegistry schemes) { + if (schemes == null) { + throw new IllegalArgumentException("Scheme registry amy not be null"); + } + this.schemeRegistry = schemes; + } + + public OperatedClientConnection createConnection() { + return new DefaultClientConnection(); + } + + public void openConnection( + final OperatedClientConnection conn, + final HttpHost target, + final InetAddress local, + final HttpContext context, + final HttpParams params) throws IOException { + if (conn == null) { + throw new IllegalArgumentException("Connection may not be null"); + } + if (target == null) { + throw new IllegalArgumentException("Target host may not be null"); + } + if (params == null) { + throw new IllegalArgumentException("Parameters may not be null"); + } + if (conn.isOpen()) { + throw new IllegalStateException("Connection must not be open"); + } + + Scheme schm = schemeRegistry.getScheme(target.getSchemeName()); + SchemeSocketFactory sf = schm.getSchemeSocketFactory(); + + InetAddress[] addresses = resolveHostname(target.getHostName()); + int port = schm.resolvePort(target.getPort()); + for (int i = 0; i < addresses.length; i++) { + InetAddress address = addresses[i]; + boolean last = i == addresses.length - 1; + + Socket sock = sf.createSocket(params); + conn.opening(sock, target); + + InetSocketAddress remoteAddress = new HttpInetSocketAddress(target, address, port); + InetSocketAddress localAddress = null; + if (local != null) { + localAddress = new InetSocketAddress(local, 0); + } + if (this.log.isDebugEnabled()) { + this.log.debug("Connecting to " + remoteAddress); + } + try { + Socket connsock = sf.connectSocket(sock, remoteAddress, localAddress, params); + if (sock != connsock) { + sock = connsock; + conn.opening(sock, target); + } + prepareSocket(sock, context, params); + conn.openCompleted(sf.isSecure(sock), params); + return; + } catch (ConnectException ex) { + if (last) { + throw new HttpHostConnectException(target, ex); + } + } catch (ConnectTimeoutException ex) { + if (last) { + throw ex; + } + } + if (this.log.isDebugEnabled()) { + this.log.debug("Connect to " + remoteAddress + " timed out. " + + "Connection will be retried using another IP address"); + } + } + } + + public void updateSecureConnection( + final OperatedClientConnection conn, + final HttpHost target, + final HttpContext context, + final HttpParams params) throws IOException { + if (conn == null) { + throw new IllegalArgumentException("Connection may not be null"); + } + if (target == null) { + throw new IllegalArgumentException("Target host may not be null"); + } + if (params == null) { + throw new IllegalArgumentException("Parameters may not be null"); + } + if (!conn.isOpen()) { + throw new IllegalStateException("Connection must be open"); + } + + final Scheme schm = schemeRegistry.getScheme(target.getSchemeName()); + if (!(schm.getSchemeSocketFactory() instanceof LayeredSchemeSocketFactory)) { + throw new IllegalArgumentException + ("Target scheme (" + schm.getName() + + ") must have layered socket factory."); + } + + LayeredSchemeSocketFactory lsf = (LayeredSchemeSocketFactory) schm.getSchemeSocketFactory(); + Socket sock; + try { + sock = lsf.createLayeredSocket( + conn.getSocket(), target.getHostName(), target.getPort(), true); + } catch (ConnectException ex) { + throw new HttpHostConnectException(target, ex); + } + prepareSocket(sock, context, params); + conn.update(sock, target, lsf.isSecure(sock), params); + } + + /** + * Performs standard initializations on a newly created socket. + * + * @param sock the socket to prepare + * @param context the context for the connection + * @param params the parameters from which to prepare the socket + * + * @throws IOException in case of an IO problem + */ + protected void prepareSocket( + final Socket sock, + final HttpContext context, + final HttpParams params) throws IOException { + sock.setTcpNoDelay(HttpConnectionParams.getTcpNoDelay(params)); + sock.setSoTimeout(HttpConnectionParams.getSoTimeout(params)); + + int linger = HttpConnectionParams.getLinger(params); + if (linger >= 0) { + sock.setSoLinger(linger > 0, linger); + } + } + + /** + * Resolves the given host name to an array of corresponding IP addresses, based on the + * configured name service on the system. + * + * @param host host name to resolve + * @return array of IP addresses + * @exception UnknownHostException if no IP address for the host could be determined. + * + * @since 4.1 + */ + protected InetAddress[] resolveHostname(final String host) throws UnknownHostException { + return InetAddress.getAllByName(host); + } + +} +