Socket.java revision 8cc54e9f098c4f299d2b88bb2b9110ce44354ed7
1adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project/* 2adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Licensed to the Apache Software Foundation (ASF) under one or more 3adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * contributor license agreements. See the NOTICE file distributed with 4adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * this work for additional information regarding copyright ownership. 5adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * The ASF licenses this file to You under the Apache License, Version 2.0 6adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * (the "License"); you may not use this file except in compliance with 7adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the License. You may obtain a copy of the License at 8adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * 9adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 10adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * 11adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Unless required by applicable law or agreed to in writing, software 12adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 13adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * See the License for the specific language governing permissions and 15adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * limitations under the License. 16adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 17adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 18adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Projectpackage java.net; 19adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 20adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Projectimport java.io.IOException; 21adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Projectimport java.io.InputStream; 22adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Projectimport java.io.OutputStream; 23adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Projectimport java.nio.channels.SocketChannel; 24adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Projectimport java.security.AccessController; 25adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Projectimport org.apache.harmony.luni.net.NetUtil; 26f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilsonimport org.apache.harmony.luni.net.PlainSocketImpl; 27adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Projectimport org.apache.harmony.luni.platform.Platform; 28adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Projectimport org.apache.harmony.luni.util.Msg; 29adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Projectimport org.apache.harmony.luni.util.PriviAction; 30adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 31adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project/** 32adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Provides a client-side TCP socket. 33adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 34adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Projectpublic class Socket { 358cc54e9f098c4f299d2b88bb2b9110ce44354ed7Elliott Hughes private static SocketImplFactory factory; 36adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 378cc54e9f098c4f299d2b88bb2b9110ce44354ed7Elliott Hughes final SocketImpl impl; 388cc54e9f098c4f299d2b88bb2b9110ce44354ed7Elliott Hughes private final Proxy proxy; 39adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 40adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private volatile boolean isCreated = false; 41adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private boolean isBound = false; 42adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private boolean isConnected = false; 43adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private boolean isClosed = false; 44adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private boolean isInputShutdown = false; 45adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private boolean isOutputShutdown = false; 46adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 478cc54e9f098c4f299d2b88bb2b9110ce44354ed7Elliott Hughes private InetAddress localAddress = Inet4Address.ANY; 488cc54e9f098c4f299d2b88bb2b9110ce44354ed7Elliott Hughes 49adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private static class ConnectLock { 50adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 51adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 528cc54e9f098c4f299d2b88bb2b9110ce44354ed7Elliott Hughes private final Object connectLock = new ConnectLock(); 531f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti 54adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 55adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Creates a new unconnected socket. When a SocketImplFactory is defined it 56adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * creates the internal socket implementation, otherwise the default socket 57adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * implementation will be used for this socket. 58f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 59adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @see SocketImplFactory 60adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @see SocketImpl 61adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 62adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public Socket() { 638cc54e9f098c4f299d2b88bb2b9110ce44354ed7Elliott Hughes this.impl = factory != null ? factory.createSocketImpl() : new PlainSocketImpl(); 648cc54e9f098c4f299d2b88bb2b9110ce44354ed7Elliott Hughes this.proxy = null; 65adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 66adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 67adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 68adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Creates a new unconnected socket using the given proxy type. When a 69adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * {@code SocketImplFactory} is defined it creates the internal socket 70adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * implementation, otherwise the default socket implementation will be used 71adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * for this socket. 72adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * <p> 73adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Example that will create a socket connection through a {@code SOCKS} 74adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * proxy server: <br> 75adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * {@code Socket sock = new Socket(new Proxy(Proxy.Type.SOCKS, new 76adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * InetSocketAddress("test.domain.org", 2130)));} 77f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 78adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param proxy 79adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the specified proxy for this socket. 80adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IllegalArgumentException 81adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if the argument {@code proxy} is {@code null} or of an 82adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * invalid type. 83adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws SecurityException 84adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if a security manager exists and it denies the permission to 85adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * connect to the given proxy. 86adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @see SocketImplFactory 87adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @see SocketImpl 88adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 89adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public Socket(Proxy proxy) { 908cc54e9f098c4f299d2b88bb2b9110ce44354ed7Elliott Hughes this.proxy = proxy; 91adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (null == proxy || Proxy.Type.HTTP == proxy.type()) { 92adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // KA023=Proxy is null or invalid type 93f33eae7e84eb6d3b0f4e86b59605bb3de73009f3Elliott Hughes throw new IllegalArgumentException(Msg.getString("KA023")); 94adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 95adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project InetSocketAddress address = (InetSocketAddress) proxy.address(); 96adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (null != address) { 97adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project InetAddress addr = address.getAddress(); 98adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project String host; 99adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (null != addr) { 100adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project host = addr.getHostAddress(); 101adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } else { 102adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project host = address.getHostName(); 103adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 104adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project int port = address.getPort(); 105adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project checkConnectPermission(host, port); 106adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1078cc54e9f098c4f299d2b88bb2b9110ce44354ed7Elliott Hughes this.impl = factory != null ? factory.createSocketImpl() : new PlainSocketImpl(proxy); 108adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 109adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1101f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti // BEGIN android-added 1111f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti /** 1121f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti * Tries to connect a socket to all IP addresses of the given hostname. 1131f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti * 1141f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti * @param dstName 1151f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti * the target host name or IP address to connect to. 1161f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti * @param dstPort 1171f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti * the port on the target host to connect to. 1181f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti * @param localAddress 1191f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti * the address on the local host to bind to. 1201f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti * @param localPort 1211f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti * the port on the local host to bind to. 1221f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti * @param streaming 1231f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti * if {@code true} a streaming socket is returned, a datagram 1241f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti * socket otherwise. 1251f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti * @throws UnknownHostException 1261f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti * if the host name could not be resolved into an IP address. 1271f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti * @throws IOException 1281f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti * if an error occurs while creating the socket. 1291f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti * @throws SecurityException 1301f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti * if a security manager exists and it denies the permission to 1311f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti * connect to the given address and port. 1321f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti */ 1331f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti private void tryAllAddresses(String dstName, int dstPort, InetAddress 1341f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti localAddress, int localPort, boolean streaming) throws IOException { 1351f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti InetAddress[] dstAddresses = InetAddress.getAllByName(dstName); 1361f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti // Loop through all the destination addresses except the last, trying to 1371f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti // connect to each one and ignoring errors. There must be at least one 1381f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti // address, or getAllByName would have thrown UnknownHostException. 1391f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti InetAddress dstAddress; 1401f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti for (int i = 0; i < dstAddresses.length - 1; i++) { 1411f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti dstAddress = dstAddresses[i]; 1421f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti try { 1431f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti checkDestination(dstAddress, dstPort); 1448cc54e9f098c4f299d2b88bb2b9110ce44354ed7Elliott Hughes startupSocket(dstAddress, dstPort, localAddress, localPort, streaming); 1451f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti return; 1468cc54e9f098c4f299d2b88bb2b9110ce44354ed7Elliott Hughes } catch (SecurityException e1) { 1478cc54e9f098c4f299d2b88bb2b9110ce44354ed7Elliott Hughes } catch (IOException e2) { 1481f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti } 1491f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti } 1501f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti 1511f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti // Now try to connect to the last address in the array, handing back to 1521f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti // the caller any exceptions that are thrown. 1531f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti dstAddress = dstAddresses[dstAddresses.length - 1]; 1541f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti checkDestination(dstAddress, dstPort); 1551f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti startupSocket(dstAddress, dstPort, localAddress, localPort, streaming); 1561f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti } 1571f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti // END android-added 1581f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti 159adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 160adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Creates a new streaming socket connected to the target host specified by 161adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the parameters {@code dstName} and {@code dstPort}. The socket is bound 162adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * to any available port on the local host. 1631f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti * <p><strong>Implementation note:</strong> this implementation tries each 1641f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti * IP address for the given hostname until it either connects successfully 1651f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti * or it exhausts the set. It will try both IPv4 and IPv6 addresses in the 1664c5cbf2953ada194c4dc9d7b387615b1c6fe3e63Elliott Hughes * order specified by the system property {@code "java.net.preferIPv6Addresses"}. 167f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 168adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param dstName 169adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the target host name or IP address to connect to. 170adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param dstPort 171adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the port on the target host to connect to. 172adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws UnknownHostException 173adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if the host name could not be resolved into an IP address. 174adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 175adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while creating the socket. 176adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws SecurityException 177adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if a security manager exists and it denies the permission to 178adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * connect to the given address and port. 179adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 1808cc54e9f098c4f299d2b88bb2b9110ce44354ed7Elliott Hughes public Socket(String dstName, int dstPort) throws UnknownHostException, IOException { 1811f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti this(dstName, dstPort, null, 0); 182adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 183adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 184adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 185adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Creates a new streaming socket connected to the target host specified by 186adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the parameters {@code dstName} and {@code dstPort}. On the local endpoint 187adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the socket is bound to the given address {@code localAddress} on port 188adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * {@code localPort}. 189f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 190adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * If {@code host} is {@code null} a loopback address is used to connect to. 1911f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti * <p><strong>Implementation note:</strong> this implementation tries each 1921f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti * IP address for the given hostname until it either connects successfully 1931f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti * or it exhausts the set. It will try both IPv4 and IPv6 addresses in the 1944c5cbf2953ada194c4dc9d7b387615b1c6fe3e63Elliott Hughes * order specified by the system property {@code "java.net.preferIPv6Addresses"}. 195f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 196adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param dstName 197adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the target host name or IP address to connect to. 198adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param dstPort 199adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the port on the target host to connect to. 200adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param localAddress 201adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the address on the local host to bind to. 202adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param localPort 203adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the port on the local host to bind to. 204adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws UnknownHostException 205adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if the host name could not be resolved into an IP address. 206adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 207adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while creating the socket. 208adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws SecurityException 209adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if a security manager exists and it denies the permission to 210adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * connect to the given address and port. 211adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 2128cc54e9f098c4f299d2b88bb2b9110ce44354ed7Elliott Hughes public Socket(String dstName, int dstPort, InetAddress localAddress, int localPort) throws IOException { 213adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project this(); 2141f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti tryAllAddresses(dstName, dstPort, localAddress, localPort, true); 215adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 216adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 217adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 218adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Creates a new streaming or datagram socket connected to the target host 219adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * specified by the parameters {@code hostName} and {@code port}. The socket 220adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * is bound to any available port on the local host. 2211f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti * <p><strong>Implementation note:</strong> this implementation tries each 2221f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti * IP address for the given hostname until it either connects successfully 2231f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti * or it exhausts the set. It will try both IPv4 and IPv6 addresses in the 2244c5cbf2953ada194c4dc9d7b387615b1c6fe3e63Elliott Hughes * order specified by the system property {@code "java.net.preferIPv6Addresses"}. 225f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 226adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param hostName 227adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the target host name or IP address to connect to. 228adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param port 229adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the port on the target host to connect to. 230adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param streaming 231adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if {@code true} a streaming socket is returned, a datagram 232adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * socket otherwise. 233adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws UnknownHostException 234adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if the host name could not be resolved into an IP address. 235adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 236adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while creating the socket. 237adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws SecurityException 238adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if a security manager exists and it denies the permission to 239adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * connect to the given address and port. 240adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @deprecated Use {@code Socket(String, int)} instead of this for streaming 241adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * sockets or an appropriate constructor of {@code 242adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * DatagramSocket} for UDP transport. 243adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 244adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project @Deprecated 2458cc54e9f098c4f299d2b88bb2b9110ce44354ed7Elliott Hughes public Socket(String hostName, int port, boolean streaming) throws IOException { 246adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project this(); 2471f2d2815dc31bf3c464eec6d1de7e428d7f1dcf6Lorenzo Colitti tryAllAddresses(hostName, port, null, 0, streaming); 248adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 249adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 250adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 251adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Creates a new streaming socket connected to the target host specified by 252adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the parameters {@code dstAddress} and {@code dstPort}. The socket is 253adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * bound to any available port on the local host. 254f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 255adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param dstAddress 256adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the target host address to connect to. 257adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param dstPort 258adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the port on the target host to connect to. 259adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 260adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while creating the socket. 261adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws SecurityException 262adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if a security manager exists and it denies the permission to 263adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * connect to the given address and port. 264adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 265adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public Socket(InetAddress dstAddress, int dstPort) throws IOException { 266adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project this(); 267adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project checkDestination(dstAddress, dstPort); 268adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project startupSocket(dstAddress, dstPort, null, 0, true); 269adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 270adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 271adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 272adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Creates a new streaming socket connected to the target host specified by 273adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the parameters {@code dstAddress} and {@code dstPort}. On the local 274adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * endpoint the socket is bound to the given address {@code localAddress} on 275adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * port {@code localPort}. 276f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 277adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param dstAddress 278adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the target host address to connect to. 279adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param dstPort 280adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the port on the target host to connect to. 281adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param localAddress 282adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the address on the local host to bind to. 283adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param localPort 284adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the port on the local host to bind to. 285adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 286adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while creating the socket. 287adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws SecurityException 288adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if a security manager exists and it denies the permission to 289adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * connect to the given address and port. 290adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 291adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public Socket(InetAddress dstAddress, int dstPort, 292adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project InetAddress localAddress, int localPort) throws IOException { 293adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project this(); 294adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project checkDestination(dstAddress, dstPort); 295adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project startupSocket(dstAddress, dstPort, localAddress, localPort, true); 296adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 297adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 298adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 299adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Creates a new streaming or datagram socket connected to the target host 300adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * specified by the parameters {@code addr} and {@code port}. The socket is 301adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * bound to any available port on the local host. 302f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 303adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param addr 304adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the Internet address to connect to. 305adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param port 306adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the port on the target host to connect to. 307adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param streaming 308adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if {@code true} a streaming socket is returned, a datagram 309adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * socket otherwise. 310adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 311adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while creating the socket. 312adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws SecurityException 313adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if a security manager exists and it denies the permission to 314adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * connect to the given address and port. 315adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @deprecated Use {@code Socket(InetAddress, int)} instead of this for 316adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * streaming sockets or an appropriate constructor of {@code 317adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * DatagramSocket} for UDP transport. 318adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 319adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project @Deprecated 3208cc54e9f098c4f299d2b88bb2b9110ce44354ed7Elliott Hughes public Socket(InetAddress addr, int port, boolean streaming) throws IOException { 321adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project this(); 322adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project checkDestination(addr, port); 323adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project startupSocket(addr, port, null, 0, streaming); 324adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 325adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 326adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 327adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Creates an unconnected socket with the given socket implementation. 328f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 3298cc54e9f098c4f299d2b88bb2b9110ce44354ed7Elliott Hughes * @param impl 330adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the socket implementation to be used. 331adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws SocketException 332adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while creating the socket. 333adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 3348cc54e9f098c4f299d2b88bb2b9110ce44354ed7Elliott Hughes protected Socket(SocketImpl impl) throws SocketException { 3358cc54e9f098c4f299d2b88bb2b9110ce44354ed7Elliott Hughes this.impl = impl; 3368cc54e9f098c4f299d2b88bb2b9110ce44354ed7Elliott Hughes this.proxy = null; 337adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 338adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 339adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 340adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Checks whether the connection destination satisfies the security policy 341adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * and the validity of the port range. 342f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 343adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param destAddr 344adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the destination host address. 345adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param dstPort 346adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the port on the destination host. 347adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 3488cc54e9f098c4f299d2b88bb2b9110ce44354ed7Elliott Hughes private void checkDestination(InetAddress destAddr, int dstPort) { 349adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (dstPort < 0 || dstPort > 65535) { 350f33eae7e84eb6d3b0f4e86b59605bb3de73009f3Elliott Hughes throw new IllegalArgumentException(Msg.getString("K0032")); 351adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 352adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project checkConnectPermission(destAddr.getHostAddress(), dstPort); 353adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 354adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 355adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 356adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Checks whether the connection destination satisfies the security policy. 357f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 358adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param hostname 359adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the destination hostname. 360adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param dstPort 361adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the port on the destination host. 362adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 363adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private void checkConnectPermission(String hostname, int dstPort) { 364adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project SecurityManager security = System.getSecurityManager(); 365adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (security != null) { 366adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project security.checkConnect(hostname, dstPort); 367adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 368adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 369adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 370adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 371adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Closes the socket. It is not possible to reconnect or rebind to this 372adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * socket thereafter which means a new socket instance has to be created. 373f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 374adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 375adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while closing the socket. 376adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 377adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public synchronized void close() throws IOException { 378adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project isClosed = true; 3798cc54e9f098c4f299d2b88bb2b9110ce44354ed7Elliott Hughes // RI compatibility: the RI returns the any address (but the original local port) after close. 3808cc54e9f098c4f299d2b88bb2b9110ce44354ed7Elliott Hughes localAddress = Inet4Address.ANY; 381adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project impl.close(); 382adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 383adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 384adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 385adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Gets the IP address of the target host this socket is connected to. 386f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 387adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the IP address of the connected target host or {@code null} if 388adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * this socket is not yet connected. 389adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 390adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public InetAddress getInetAddress() { 391adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (!isConnected()) { 392adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return null; 393adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 394adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return impl.getInetAddress(); 395adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 396adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 397adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 398adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Gets an input stream to read data from this socket. 399f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 400adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the byte-oriented input stream. 401adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 402adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while creating the input stream or the 403adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * socket is in an invalid state. 404adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 405adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public InputStream getInputStream() throws IOException { 406adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project checkClosedAndCreate(false); 407adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (isInputShutdown()) { 408f33eae7e84eb6d3b0f4e86b59605bb3de73009f3Elliott Hughes throw new SocketException(Msg.getString("K0321")); 409adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 410adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return impl.getInputStream(); 411adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 412adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 413adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 414adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Gets the setting of the socket option {@code SocketOptions.SO_KEEPALIVE}. 415f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 416adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return {@code true} if the {@code SocketOptions.SO_KEEPALIVE} is 417adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * enabled, {@code false} otherwise. 418adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws SocketException 419adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while reading the socket option. 420adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @see SocketOptions#SO_KEEPALIVE 421adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 422adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public boolean getKeepAlive() throws SocketException { 423adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project checkClosedAndCreate(true); 4248cc54e9f098c4f299d2b88bb2b9110ce44354ed7Elliott Hughes return (Boolean) impl.getOption(SocketOptions.SO_KEEPALIVE); 425adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 426adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 427adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 4288cc54e9f098c4f299d2b88bb2b9110ce44354ed7Elliott Hughes * Returns the local IP address this socket is bound to, or {@code InetAddress.ANY} if 4298cc54e9f098c4f299d2b88bb2b9110ce44354ed7Elliott Hughes * the socket is unbound. 430adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 431adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public InetAddress getLocalAddress() { 4328cc54e9f098c4f299d2b88bb2b9110ce44354ed7Elliott Hughes return localAddress; 433adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 434adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 435adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 4368cc54e9f098c4f299d2b88bb2b9110ce44354ed7Elliott Hughes * Returns the local port this socket is bound to, or -1 if the socket is unbound. 437adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 438adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public int getLocalPort() { 439adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (!isBound()) { 440adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return -1; 441adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 442adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return impl.getLocalPort(); 443adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 444adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 445adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 446adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Gets an output stream to write data into this socket. 447f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 448adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the byte-oriented output stream. 449adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 450adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while creating the output stream or the 451adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * socket is in an invalid state. 452adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 453adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public OutputStream getOutputStream() throws IOException { 454adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project checkClosedAndCreate(false); 455adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (isOutputShutdown()) { 456f33eae7e84eb6d3b0f4e86b59605bb3de73009f3Elliott Hughes throw new SocketException(Msg.getString("KA00f")); 457adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 458adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return impl.getOutputStream(); 459adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 460adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 461adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 462adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Gets the port number of the target host this socket is connected to. 463f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 464adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the port number of the connected target host or {@code 0} if this 465adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * socket is not yet connected. 466adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 467adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public int getPort() { 468adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (!isConnected()) { 469adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return 0; 470adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 471adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return impl.getPort(); 472adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 473adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 474adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 475adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Gets the value of the socket option {@code SocketOptions.SO_LINGER}. 476f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 477adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the current value of the option {@code SocketOptions.SO_LINGER} 478adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * or {@code -1} if this option is disabled. 479adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws SocketException 480adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while reading the socket option. 481adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @see SocketOptions#SO_LINGER 482adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 483adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public int getSoLinger() throws SocketException { 484adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project checkClosedAndCreate(true); 485adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return ((Integer) impl.getOption(SocketOptions.SO_LINGER)).intValue(); 486adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 487adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 488adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 489adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Gets the receive buffer size of this socket. 490f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 491adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the current value of the option {@code SocketOptions.SO_RCVBUF}. 492adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws SocketException 493adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while reading the socket option. 494adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @see SocketOptions#SO_RCVBUF 495adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 496adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public synchronized int getReceiveBufferSize() throws SocketException { 497adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project checkClosedAndCreate(true); 498adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return ((Integer) impl.getOption(SocketOptions.SO_RCVBUF)).intValue(); 499adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 500adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 501adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 502adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Gets the send buffer size of this socket. 503f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 504adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the current value of the option {@code SocketOptions.SO_SNDBUF}. 505adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws SocketException 506adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while reading the socket option. 507adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @see SocketOptions#SO_SNDBUF 508adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 509adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public synchronized int getSendBufferSize() throws SocketException { 510adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project checkClosedAndCreate(true); 511adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return ((Integer) impl.getOption(SocketOptions.SO_SNDBUF)).intValue(); 512adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 513adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 514adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 515adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Gets the timeout for this socket during which a reading operation shall 516adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * block while waiting for data. 517f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 518adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the current value of the option {@code SocketOptions.SO_TIMEOUT} 519adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * or {@code 0} which represents an infinite timeout. 520adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws SocketException 521adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while reading the socket option. 522adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @see SocketOptions#SO_TIMEOUT 523adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 524adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public synchronized int getSoTimeout() throws SocketException { 525adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project checkClosedAndCreate(true); 526adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return ((Integer) impl.getOption(SocketOptions.SO_TIMEOUT)).intValue(); 527adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 528adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 529adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 530adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Gets the setting of the socket option {@code SocketOptions.TCP_NODELAY}. 531f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 532adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return {@code true} if the {@code SocketOptions.TCP_NODELAY} is enabled, 533adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * {@code false} otherwise. 534adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws SocketException 535adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while reading the socket option. 536adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @see SocketOptions#TCP_NODELAY 537adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 538adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public boolean getTcpNoDelay() throws SocketException { 539adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project checkClosedAndCreate(true); 5408cc54e9f098c4f299d2b88bb2b9110ce44354ed7Elliott Hughes return ((Boolean) impl.getOption(SocketOptions.TCP_NODELAY)).booleanValue(); 541adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 542adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 543adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 544adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Sets the state of the {@code SocketOptions.SO_KEEPALIVE} for this socket. 545f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 546adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param value 547adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the state whether this option is enabled or not. 548adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws SocketException 549adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while setting the option. 550adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @see SocketOptions#SO_KEEPALIVE 551adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 552adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public void setKeepAlive(boolean value) throws SocketException { 553adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (impl != null) { 554adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project checkClosedAndCreate(true); 555adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project impl.setOption(SocketOptions.SO_KEEPALIVE, value ? Boolean.TRUE 556adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project : Boolean.FALSE); 557adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 558adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 559adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 560adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 561adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Sets the internal factory for creating socket implementations. This may 562adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * only be executed once during the lifetime of the application. 563f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 564adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param fac 565adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the socket implementation factory to be set. 566adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 567adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if the factory has been already set. 568adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 569adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public static synchronized void setSocketImplFactory(SocketImplFactory fac) 570adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throws IOException { 571adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project SecurityManager security = System.getSecurityManager(); 572adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (security != null) { 573adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project security.checkSetFactory(); 574adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 575adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (factory != null) { 576f33eae7e84eb6d3b0f4e86b59605bb3de73009f3Elliott Hughes throw new SocketException(Msg.getString("K0044")); 577adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 578adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project factory = fac; 579adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 580adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 581adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 582adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Sets the send buffer size of this socket. 583f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 584adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param size 585adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the buffer size in bytes. This value must be a positive number 586adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * greater than {@code 0}. 587adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws SocketException 588adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while setting the size or the given value 589adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * is an invalid size. 590adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @see SocketOptions#SO_SNDBUF 591adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 592adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public synchronized void setSendBufferSize(int size) throws SocketException { 593adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project checkClosedAndCreate(true); 594adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (size < 1) { 595f33eae7e84eb6d3b0f4e86b59605bb3de73009f3Elliott Hughes throw new IllegalArgumentException(Msg.getString("K0035")); 596adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 597adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project impl.setOption(SocketOptions.SO_SNDBUF, Integer.valueOf(size)); 598adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 599adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 600adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 601adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Sets the receive buffer size of this socket. 602f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 603adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param size 604adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the buffer size in bytes. This value must be a positive number 605adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * greater than {@code 0}. 606adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws SocketException 607adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while setting the size or the given value 608adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * is an invalid size. 609adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @see SocketOptions#SO_RCVBUF 610adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 611adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public synchronized void setReceiveBufferSize(int size) 612adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throws SocketException { 613adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project checkClosedAndCreate(true); 614adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (size < 1) { 615f33eae7e84eb6d3b0f4e86b59605bb3de73009f3Elliott Hughes throw new IllegalArgumentException(Msg.getString("K0035")); 616adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 617adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project impl.setOption(SocketOptions.SO_RCVBUF, Integer.valueOf(size)); 618adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 619adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 620adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 621adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Sets the state of the {@code SocketOptions.SO_LINGER} with the given 622adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * timeout in seconds. The timeout value for this option is silently limited 623adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * to the maximum of {@code 65535}. 624f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 625adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param on 626adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the state whether this option is enabled or not. 627adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param timeout 628adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the linger timeout value in seconds. 629adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws SocketException 630adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while setting the option. 631adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @see SocketOptions#SO_LINGER 632adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 633adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public void setSoLinger(boolean on, int timeout) throws SocketException { 634adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project checkClosedAndCreate(true); 635adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (on && timeout < 0) { 636f33eae7e84eb6d3b0f4e86b59605bb3de73009f3Elliott Hughes throw new IllegalArgumentException(Msg.getString("K0045")); 637adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 638adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // BEGIN android-changed 639adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /* 640adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * The spec indicates that the right way to turn off an option 641adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * is to pass Boolean.FALSE, so that's what we do here. 642adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 643adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (on) { 644adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (timeout > 65535) { 645adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project timeout = 65535; 646adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 647adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project impl.setOption(SocketOptions.SO_LINGER, Integer.valueOf(timeout)); 648adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } else { 649adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project impl.setOption(SocketOptions.SO_LINGER, Boolean.FALSE); 650adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 651adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // END android-changed 652adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 653adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 654adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 655adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Sets the reading timeout in milliseconds for this socket. The read 656adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * operation will block indefinitely if this option value is set to {@code 657adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * 0}. The timeout must be set before calling the read operation. A 658adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * {@code SocketTimeoutException} is thrown when this timeout expires. 659f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 660adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param timeout 661adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the reading timeout value as number greater than {@code 0} or 662adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * {@code 0} for an infinite timeout. 663adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws SocketException 664adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while setting the option. 665adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @see SocketOptions#SO_TIMEOUT 666adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 667adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public synchronized void setSoTimeout(int timeout) throws SocketException { 668adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project checkClosedAndCreate(true); 669adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (timeout < 0) { 670f33eae7e84eb6d3b0f4e86b59605bb3de73009f3Elliott Hughes throw new IllegalArgumentException(Msg.getString("K0036")); 671adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 672adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project impl.setOption(SocketOptions.SO_TIMEOUT, Integer.valueOf(timeout)); 673adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 674adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 675adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 676adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Sets the state of the {@code SocketOptions.TCP_NODELAY} for this socket. 677f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 678adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param on 679adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the state whether this option is enabled or not. 680adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws SocketException 681adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while setting the option. 682adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @see SocketOptions#TCP_NODELAY 683adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 684adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public void setTcpNoDelay(boolean on) throws SocketException { 685adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project checkClosedAndCreate(true); 686adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project impl.setOption(SocketOptions.TCP_NODELAY, Boolean.valueOf(on)); 687adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 688adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 689adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 690adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Creates a stream socket, binds it to the nominated local address/port, 691adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * then connects it to the nominated destination address/port. 692f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 693adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param dstAddress 694adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the destination host address. 695adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param dstPort 696adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the port on the destination host. 697adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param localAddress 698adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the address on the local machine to bind. 699adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param localPort 700adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the port on the local machine to bind. 701adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 702adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * thrown if an error occurs during the bind or connect 703adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * operations. 704adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 705adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project void startupSocket(InetAddress dstAddress, int dstPort, 706adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project InetAddress localAddress, int localPort, boolean streaming) 707adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throws IOException { 708adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 709adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (localPort < 0 || localPort > 65535) { 710f33eae7e84eb6d3b0f4e86b59605bb3de73009f3Elliott Hughes throw new IllegalArgumentException(Msg.getString("K0046")); 711adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 712adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 7138cc54e9f098c4f299d2b88bb2b9110ce44354ed7Elliott Hughes InetAddress addr = localAddress == null ? Inet4Address.ANY : localAddress; 714adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project synchronized (this) { 715adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project impl.create(streaming); 716adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project isCreated = true; 717adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project try { 718adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (!streaming || !NetUtil.usingSocks(proxy)) { 719adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project impl.bind(addr, localPort); 720adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 721adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project isBound = true; 722adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project impl.connect(dstAddress, dstPort); 723adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project isConnected = true; 7248cc54e9f098c4f299d2b88bb2b9110ce44354ed7Elliott Hughes cacheLocalAddress(); 725adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } catch (IOException e) { 726adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project impl.close(); 727adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throw e; 728adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 729adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 730adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 731adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 732adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 733adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Returns a {@code String} containing a concise, human-readable description of the 734adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * socket. 735f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 736adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the textual representation of this socket. 737adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 738adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project @Override 739adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public String toString() { 740adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (!isConnected()) { 741f33eae7e84eb6d3b0f4e86b59605bb3de73009f3Elliott Hughes return "Socket[unconnected]"; 742adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 743adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return impl.toString(); 744adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 745adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 746adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 747adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Closes the input stream of this socket. Any further data sent to this 748adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * socket will be discarded. Reading from this socket after this method has 749adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * been called will return the value {@code EOF}. 750f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 751adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 752adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while closing the socket input stream. 753adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws SocketException 754adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if the input stream is already closed. 755adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 756adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public void shutdownInput() throws IOException { 757adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (isInputShutdown()) { 758f33eae7e84eb6d3b0f4e86b59605bb3de73009f3Elliott Hughes throw new SocketException(Msg.getString("K0321")); 759adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 760adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project checkClosedAndCreate(false); 761adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project impl.shutdownInput(); 762adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project isInputShutdown = true; 763adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 764adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 765adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 766adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Closes the output stream of this socket. All buffered data will be sent 767adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * followed by the termination sequence. Writing to the closed output stream 768adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * will cause an {@code IOException}. 769f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 770adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 771adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while closing the socket output stream. 772adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws SocketException 773adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if the output stream is already closed. 774adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 775adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public void shutdownOutput() throws IOException { 776adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (isOutputShutdown()) { 777f33eae7e84eb6d3b0f4e86b59605bb3de73009f3Elliott Hughes throw new SocketException(Msg.getString("KA00f")); 778adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 779adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project checkClosedAndCreate(false); 780adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project impl.shutdownOutput(); 781adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project isOutputShutdown = true; 782adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 783adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 784adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 785adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Checks whether the socket is closed, and throws an exception. Otherwise 786adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * creates the underlying SocketImpl. 787f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 788adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws SocketException 789adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if the socket is closed. 790adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 791adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private void checkClosedAndCreate(boolean create) throws SocketException { 792adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (isClosed()) { 793f33eae7e84eb6d3b0f4e86b59605bb3de73009f3Elliott Hughes throw new SocketException(Msg.getString("K003d")); 794adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 795adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (!create) { 796adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (!isConnected()) { 797f33eae7e84eb6d3b0f4e86b59605bb3de73009f3Elliott Hughes throw new SocketException(Msg.getString("K0320")); 798adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // a connected socket must be created 799adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 800adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 801adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /* 802adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * return directly to fix a possible bug, if !create, should return 803adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * here 804adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 805adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return; 806adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 807adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (isCreated) { 808adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return; 809adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 810adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project synchronized (this) { 811adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (isCreated) { 812adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return; 813adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 814adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project try { 815adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project impl.create(true); 816adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } catch (SocketException e) { 817adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throw e; 818adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } catch (IOException e) { 819adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throw new SocketException(e.toString()); 820adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 821adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project isCreated = true; 822adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 823adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 824adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 825adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 826adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Gets the local address and port of this socket as a SocketAddress or 827adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * {@code null} if the socket is unbound. This is useful on multihomed 828adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * hosts. 829f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 830adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the bound local socket address and port. 831adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 832adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public SocketAddress getLocalSocketAddress() { 833adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (!isBound()) { 834adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return null; 835adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 836adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return new InetSocketAddress(getLocalAddress(), getLocalPort()); 837adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 838adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 839adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 840adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Gets the remote address and port of this socket as a {@code 841adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * SocketAddress} or {@code null} if the socket is not connected. 842f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 843adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the remote socket address and port. 844adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 845adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public SocketAddress getRemoteSocketAddress() { 846adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (!isConnected()) { 847adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return null; 848adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 849adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return new InetSocketAddress(getInetAddress(), getPort()); 850adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 851adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 852adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 853adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Returns whether this socket is bound to a local address and port. 854f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 855adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return {@code true} if the socket is bound to a local address, {@code 856adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * false} otherwise. 857adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 858adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public boolean isBound() { 859adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return isBound; 860adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 861adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 862adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 863adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Returns whether this socket is connected to a remote host. 864f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 865adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return {@code true} if the socket is connected, {@code false} otherwise. 866adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 867adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public boolean isConnected() { 868adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return isConnected; 869adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 870adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 871adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 872adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Returns whether this socket is closed. 873f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 874adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return {@code true} if the socket is closed, {@code false} otherwise. 875adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 876adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public boolean isClosed() { 877adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return isClosed; 878adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 879adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 880adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 881adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Binds this socket to the given local host address and port specified by 882adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the SocketAddress {@code localAddr}. If {@code localAddr} is set to 883adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * {@code null}, this socket will be bound to an available local address on 884adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * any free port. 885f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 886adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param localAddr 887adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the specific address and port on the local machine to bind to. 888adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IllegalArgumentException 889adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if the given SocketAddress is invalid or not supported. 890adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 891adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if the socket is already bound or an error occurs while 892adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * binding. 893adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 894adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public void bind(SocketAddress localAddr) throws IOException { 895adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project checkClosedAndCreate(true); 896adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (isBound()) { 897f33eae7e84eb6d3b0f4e86b59605bb3de73009f3Elliott Hughes throw new BindException(Msg.getString("K0315")); 898adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 899adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 900adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project int port = 0; 901051128862ae7c5c031b8ddb763848ed264a63746Lorenzo Colitti InetAddress addr = Inet4Address.ANY; 902adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (localAddr != null) { 903adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (!(localAddr instanceof InetSocketAddress)) { 904adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throw new IllegalArgumentException(Msg.getString( 905f33eae7e84eb6d3b0f4e86b59605bb3de73009f3Elliott Hughes "K0316", localAddr.getClass())); 906adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 907adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project InetSocketAddress inetAddr = (InetSocketAddress) localAddr; 908adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if ((addr = inetAddr.getAddress()) == null) { 909adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throw new SocketException(Msg.getString( 910f33eae7e84eb6d3b0f4e86b59605bb3de73009f3Elliott Hughes "K0317", inetAddr.getHostName())); 911adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 912adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project port = inetAddr.getPort(); 913adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 914adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 915adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project synchronized (this) { 916adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project try { 917adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project impl.bind(addr, port); 918adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project isBound = true; 9198cc54e9f098c4f299d2b88bb2b9110ce44354ed7Elliott Hughes cacheLocalAddress(); 920adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } catch (IOException e) { 921adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project impl.close(); 922adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throw e; 923adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 924adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 925adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 926adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 927adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 928adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Connects this socket to the given remote host address and port specified 929adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * by the SocketAddress {@code remoteAddr}. 930f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 931adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param remoteAddr 932adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the address and port of the remote host to connect to. 933adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IllegalArgumentException 934adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if the given SocketAddress is invalid or not supported. 935adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 936adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if the socket is already connected or an error occurs while 937adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * connecting. 938adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 939adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public void connect(SocketAddress remoteAddr) throws IOException { 940adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project connect(remoteAddr, 0); 941adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 942adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 943adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 944adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Connects this socket to the given remote host address and port specified 945adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * by the SocketAddress {@code remoteAddr} with the specified timeout. The 946adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * connecting method will block until the connection is established or an 947adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * error occurred. 948f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 949adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param remoteAddr 950adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the address and port of the remote host to connect to. 951adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param timeout 952adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the timeout value in milliseconds or {@code 0} for an infinite 953adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * timeout. 954adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IllegalArgumentException 955adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if the given SocketAddress is invalid or not supported or the 956adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * timeout value is negative. 957adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 958adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if the socket is already connected or an error occurs while 959adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * connecting. 960adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 9618cc54e9f098c4f299d2b88bb2b9110ce44354ed7Elliott Hughes public void connect(SocketAddress remoteAddr, int timeout) throws IOException { 962adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project checkClosedAndCreate(true); 963adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (timeout < 0) { 964f33eae7e84eb6d3b0f4e86b59605bb3de73009f3Elliott Hughes throw new IllegalArgumentException(Msg.getString("K0036")); 965adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 966adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (isConnected()) { 967f33eae7e84eb6d3b0f4e86b59605bb3de73009f3Elliott Hughes throw new SocketException(Msg.getString("K0079")); 968adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 969adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (remoteAddr == null) { 970f33eae7e84eb6d3b0f4e86b59605bb3de73009f3Elliott Hughes throw new IllegalArgumentException(Msg.getString("K0318")); 971adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 972adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 973adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (!(remoteAddr instanceof InetSocketAddress)) { 974adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throw new IllegalArgumentException(Msg.getString( 975f33eae7e84eb6d3b0f4e86b59605bb3de73009f3Elliott Hughes "K0316", remoteAddr.getClass())); 976adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 977adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project InetSocketAddress inetAddr = (InetSocketAddress) remoteAddr; 978adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project InetAddress addr; 979adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if ((addr = inetAddr.getAddress()) == null) { 980fd6bb3510c2f94d636f3572dcf5f7f4dcd1a2726Elliott Hughes throw new UnknownHostException(Msg.getString("K0317", remoteAddr)); 981adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 982adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project int port = inetAddr.getPort(); 983adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 984adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project checkDestination(addr, port); 985adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project synchronized (connectLock) { 986adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project try { 987adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (!isBound()) { 9888cc54e9f098c4f299d2b88bb2b9110ce44354ed7Elliott Hughes // socket already created at this point by earlier call or 989adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // checkClosedAndCreate this caused us to lose socket 990adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // options on create 991adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // impl.create(true); 992adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (!NetUtil.usingSocks(proxy)) { 993051128862ae7c5c031b8ddb763848ed264a63746Lorenzo Colitti impl.bind(Inet4Address.ANY, 0); 994adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 995adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project isBound = true; 996adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 997adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project impl.connect(remoteAddr, timeout); 998adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project isConnected = true; 9998cc54e9f098c4f299d2b88bb2b9110ce44354ed7Elliott Hughes cacheLocalAddress(); 1000adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } catch (IOException e) { 1001adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project impl.close(); 1002adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throw e; 1003adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1004adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1005adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1006adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1007adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 1008adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Returns whether the incoming channel of the socket has already been 1009adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * closed. 1010f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 1011adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return {@code true} if reading from this socket is not possible anymore, 1012adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * {@code false} otherwise. 1013adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 1014adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public boolean isInputShutdown() { 1015adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return isInputShutdown; 1016adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1017adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1018adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 1019f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * Returns whether the outgoing channel of the socket has already been 1020adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * closed. 1021f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 1022adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return {@code true} if writing to this socket is not possible anymore, 1023adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * {@code false} otherwise. 1024adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 1025adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public boolean isOutputShutdown() { 1026adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return isOutputShutdown; 1027adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1028adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1029adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 1030adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Sets the state of the {@code SocketOptions.SO_REUSEADDR} for this socket. 1031f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 1032adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param reuse 1033adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the state whether this option is enabled or not. 1034adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws SocketException 1035adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while setting the option. 1036adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @see SocketOptions#SO_REUSEADDR 1037adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 1038adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public void setReuseAddress(boolean reuse) throws SocketException { 1039adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project checkClosedAndCreate(true); 1040adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project impl.setOption(SocketOptions.SO_REUSEADDR, reuse ? Boolean.TRUE 1041adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project : Boolean.FALSE); 1042adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1043adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1044adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 1045adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Gets the setting of the socket option {@code SocketOptions.SO_REUSEADDR}. 1046f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 1047adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return {@code true} if the {@code SocketOptions.SO_REUSEADDR} is 1048adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * enabled, {@code false} otherwise. 1049adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws SocketException 1050adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while reading the socket option. 1051adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @see SocketOptions#SO_REUSEADDR 1052adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 1053adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public boolean getReuseAddress() throws SocketException { 1054adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project checkClosedAndCreate(true); 1055adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return ((Boolean) impl.getOption(SocketOptions.SO_REUSEADDR)) 1056adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project .booleanValue(); 1057adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1058adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1059adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 1060adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Sets the state of the {@code SocketOptions.SO_OOBINLINE} for this socket. 1061adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * When this option is enabled urgent data can be received in-line with 1062adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * normal data. 1063f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 1064adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param oobinline 1065adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * whether this option is enabled or not. 1066adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws SocketException 1067adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while setting the option. 1068adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @see SocketOptions#SO_OOBINLINE 1069adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 1070adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public void setOOBInline(boolean oobinline) throws SocketException { 1071adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project checkClosedAndCreate(true); 1072adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project impl.setOption(SocketOptions.SO_OOBINLINE, oobinline ? Boolean.TRUE 1073adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project : Boolean.FALSE); 1074adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1075adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1076adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 1077adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Gets the setting of the socket option {@code SocketOptions.SO_OOBINLINE}. 1078f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 1079adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return {@code true} if the {@code SocketOptions.SO_OOBINLINE} is 1080adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * enabled, {@code false} otherwise. 1081adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws SocketException 1082adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while reading the socket option. 1083adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @see SocketOptions#SO_OOBINLINE 1084adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 1085adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public boolean getOOBInline() throws SocketException { 1086adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project checkClosedAndCreate(true); 1087adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return ((Boolean) impl.getOption(SocketOptions.SO_OOBINLINE)) 1088adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project .booleanValue(); 1089adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1090adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1091adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 1092adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Sets the value of the {@code SocketOptions.IP_TOS} for this socket. See 1093adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the specification RFC 1349 for more information about the type of service 1094adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * field. 1095f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 1096adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param value 1097adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the value to be set for this option with a valid range of 1098adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * {@code 0-255}. 1099adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws SocketException 1100adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while setting the option. 1101adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @see SocketOptions#IP_TOS 1102adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 1103adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public void setTrafficClass(int value) throws SocketException { 1104adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project checkClosedAndCreate(true); 1105adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (value < 0 || value > 255) { 1106adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throw new IllegalArgumentException(); 1107adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1108adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project impl.setOption(SocketOptions.IP_TOS, Integer.valueOf(value)); 1109adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1110adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1111adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 1112adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Gets the value of the socket option {@code SocketOptions.IP_TOS}. 1113f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 1114adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the value which represents the type of service. 1115adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws SocketException 1116adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while reading the socket option. 1117adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @see SocketOptions#IP_TOS 1118adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 1119adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public int getTrafficClass() throws SocketException { 1120adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project checkClosedAndCreate(true); 1121adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return ((Number) impl.getOption(SocketOptions.IP_TOS)).intValue(); 1122adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1123adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1124adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 1125adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Sends the given single byte data which is represented by the lowest octet 1126adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * of {@code value} as "TCP urgent data". 1127f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 1128adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param value 1129adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the byte of urgent data to be sent. 1130adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @throws IOException 1131adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * if an error occurs while sending urgent data. 1132adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 1133adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public void sendUrgentData(int value) throws IOException { 1134adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (!impl.supportsUrgentData()) { 1135f33eae7e84eb6d3b0f4e86b59605bb3de73009f3Elliott Hughes throw new SocketException(Msg.getString("K0333")); 1136adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1137adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project impl.sendUrgentData(value); 1138adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1139adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1140adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 1141adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Set the appropriate flags for a socket created by {@code 1142adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * ServerSocket.accept()}. 1143f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 1144adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @see ServerSocket#implAccept 1145adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 1146adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project void accepted() { 1147adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project isCreated = isBound = isConnected = true; 11488cc54e9f098c4f299d2b88bb2b9110ce44354ed7Elliott Hughes cacheLocalAddress(); 11498cc54e9f098c4f299d2b88bb2b9110ce44354ed7Elliott Hughes } 11508cc54e9f098c4f299d2b88bb2b9110ce44354ed7Elliott Hughes 11518cc54e9f098c4f299d2b88bb2b9110ce44354ed7Elliott Hughes private void cacheLocalAddress() { 11528cc54e9f098c4f299d2b88bb2b9110ce44354ed7Elliott Hughes this.localAddress = Platform.getNetworkSystem().getSocketLocalAddress(impl.fd); 1153adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1154adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1155adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project static boolean preferIPv4Stack() { 1156adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project String result = AccessController.doPrivileged(new PriviAction<String>( 1157f33eae7e84eb6d3b0f4e86b59605bb3de73009f3Elliott Hughes "java.net.preferIPv4Stack")); 1158f33eae7e84eb6d3b0f4e86b59605bb3de73009f3Elliott Hughes return "true".equals(result); 1159adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1160adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1161adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 1162adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Gets the SocketChannel of this socket, if one is available. The current 1163adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * implementation of this method returns always {@code null}. 1164f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 1165adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @return the related SocketChannel or {@code null} if no channel exists. 1166adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 1167adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public SocketChannel getChannel() { 1168adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return null; 1169adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1170adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 1171adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 1172adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Sets performance preferences for connectionTime, latency and bandwidth. 1173adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * <p> 1174adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * This method does currently nothing. 1175f5597e626ecf7949d249dea08c1a2964d890ec11Jesse Wilson * 1176adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param connectionTime 1177adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the value representing the importance of a short connecting 1178adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * time. 1179adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param latency 1180adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the value representing the importance of low latency. 1181adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * @param bandwidth 1182adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the value representing the importance of high bandwidth. 1183adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 1184adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public void setPerformancePreferences(int connectionTime, int latency, 1185adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project int bandwidth) { 1186adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // Our socket implementation only provide one protocol: TCP/IP, so 1187adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // we do nothing for this method 1188adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 1189adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project} 1190