1069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project/* 2069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * $HeadURL: http://svn.apache.org/repos/asf/httpcomponents/httpcore/trunk/module-main/src/main/java/org/apache/http/impl/SocketHttpClientConnection.java $ 3069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * $Revision: 561083 $ 4069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * $Date: 2007-07-30 11:31:17 -0700 (Mon, 30 Jul 2007) $ 5069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * 6069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * ==================================================================== 7069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * Licensed to the Apache Software Foundation (ASF) under one 8069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * or more contributor license agreements. See the NOTICE file 9069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * distributed with this work for additional information 10069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * regarding copyright ownership. The ASF licenses this file 11069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * to you under the Apache License, Version 2.0 (the 12069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * "License"); you may not use this file except in compliance 13069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * with the License. You may obtain a copy of the License at 14069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * 15069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 16069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * 17069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * Unless required by applicable law or agreed to in writing, 18069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * software distributed under the License is distributed on an 19069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 20069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * KIND, either express or implied. See the License for the 21069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * specific language governing permissions and limitations 22069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * under the License. 23069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * ==================================================================== 24069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * 25069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * This software consists of voluntary contributions made by many 26069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * individuals on behalf of the Apache Software Foundation. For more 27069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * information on the Apache Software Foundation, please see 28069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * <http://www.apache.org/>. 29069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * 30069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project */ 31069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 32069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Projectpackage org.apache.http.impl; 33069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 34069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Projectimport java.io.IOException; 35069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Projectimport java.net.InetAddress; 36069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Projectimport java.net.Socket; 37069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Projectimport java.net.SocketException; 38069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 39069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Projectimport org.apache.http.HttpInetConnection; 40069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Projectimport org.apache.http.impl.io.SocketInputBuffer; 41069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Projectimport org.apache.http.impl.io.SocketOutputBuffer; 42069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Projectimport org.apache.http.io.SessionInputBuffer; 43069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Projectimport org.apache.http.io.SessionOutputBuffer; 44069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Projectimport org.apache.http.params.HttpConnectionParams; 45069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Projectimport org.apache.http.params.HttpParams; 46069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 47069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project/** 48069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * Implementation of a client-side HTTP connection that can be bound to a 49069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * network Socket in order to receive and transmit data. 50069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * 51069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * @author <a href="mailto:oleg at ural.ru">Oleg Kalnichevski</a> 52069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * 53069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * @version $Revision: 561083 $ 54069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * 55069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project * @since 4.0 56069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project */ 57069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Projectpublic class SocketHttpClientConnection 58069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project extends AbstractHttpClientConnection implements HttpInetConnection { 59069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 60069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project private volatile boolean open; 61069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project private Socket socket = null; 62069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 63069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project public SocketHttpClientConnection() { 64069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project super(); 65069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 66069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 67069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project protected void assertNotOpen() { 68069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project if (this.open) { 69069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project throw new IllegalStateException("Connection is already open"); 70069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 71069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 72069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 73069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project protected void assertOpen() { 74069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project if (!this.open) { 75069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project throw new IllegalStateException("Connection is not open"); 76069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 77069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 78069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 79069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project protected SessionInputBuffer createSessionInputBuffer( 80069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project final Socket socket, 81069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project int buffersize, 82069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project final HttpParams params) throws IOException { 83069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project return new SocketInputBuffer(socket, buffersize, params); 84069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 85069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 86069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project protected SessionOutputBuffer createSessionOutputBuffer( 87069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project final Socket socket, 88069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project int buffersize, 89069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project final HttpParams params) throws IOException { 90069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project return new SocketOutputBuffer(socket, buffersize, params); 91069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 92069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 93069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project protected void bind( 94069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project final Socket socket, 95069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project final HttpParams params) throws IOException { 96069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project if (socket == null) { 97069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project throw new IllegalArgumentException("Socket may not be null"); 98069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 99069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project if (params == null) { 100069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project throw new IllegalArgumentException("HTTP parameters may not be null"); 101069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 102069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project this.socket = socket; 103069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 104069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project int buffersize = HttpConnectionParams.getSocketBufferSize(params); 105069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 106069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project init( 107069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project createSessionInputBuffer(socket, buffersize, params), 108069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project createSessionOutputBuffer(socket, buffersize, params), 109069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project params); 110069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 111069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project this.open = true; 112069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 113069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 114069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project public boolean isOpen() { 115069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project return this.open; 116069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 117069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 118069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project protected Socket getSocket() { 119069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project return this.socket; 120069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 121069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 122069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project public InetAddress getLocalAddress() { 123069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project if (this.socket != null) { 124069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project return this.socket.getLocalAddress(); 125069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } else { 126069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project return null; 127069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 128069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 129069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 130069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project public int getLocalPort() { 131069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project if (this.socket != null) { 132069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project return this.socket.getLocalPort(); 133069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } else { 134069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project return -1; 135069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 136069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 137069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 138069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project public InetAddress getRemoteAddress() { 139069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project if (this.socket != null) { 140069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project return this.socket.getInetAddress(); 141069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } else { 142069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project return null; 143069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 144069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 145069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 146069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project public int getRemotePort() { 147069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project if (this.socket != null) { 148069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project return this.socket.getPort(); 149069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } else { 150069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project return -1; 151069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 152069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 153069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 154069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project public void setSocketTimeout(int timeout) { 155069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project assertOpen(); 156069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project if (this.socket != null) { 157069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project try { 158069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project this.socket.setSoTimeout(timeout); 159069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } catch (SocketException ignore) { 160069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project // It is not quite clear from the Sun's documentation if there are any 161069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project // other legitimate cases for a socket exception to be thrown when setting 162069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project // SO_TIMEOUT besides the socket being already closed 163069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 164069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 165069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 166069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 167069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project public int getSocketTimeout() { 168069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project if (this.socket != null) { 169069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project try { 170069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project return this.socket.getSoTimeout(); 171069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } catch (SocketException ignore) { 172069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project return -1; 173069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 174069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } else { 175069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project return -1; 176069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 177069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 178069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 179069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project public void shutdown() throws IOException { 180069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project this.open = false; 181069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project Socket tmpsocket = this.socket; 182069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project if (tmpsocket != null) { 183069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project tmpsocket.close(); 184069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 185069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 186069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 187069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project public void close() throws IOException { 188069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project if (!this.open) { 189069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project return; 190069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 191069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project this.open = false; 192069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project doFlush(); 193069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project try { 194069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project try { 195069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project this.socket.shutdownOutput(); 196069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } catch (IOException ignore) { 197069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 198069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project try { 199069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project this.socket.shutdownInput(); 200069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } catch (IOException ignore) { 201069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 202069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } catch (UnsupportedOperationException ignore) { 203069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project // if one isn't supported, the other one isn't either 204069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 205069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project this.socket.close(); 206069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project } 207069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project 208069490a5ca2fd1988d29daf45d892f47ad665115The Android Open Source Project} 209