Java tutorial
/* * Copyright 2014-2015 Amazon.com, Inc. or its affiliates. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"). * You may not use this file except in compliance with the License. * A copy of the License is located at * * http://aws.amazon.com/apache2.0 * * or in the "license" file accompanying this file. This file is distributed * on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either * express or implied. See the License for the specific language governing * permissions and limitations under the License. */ package com.amazonaws.internal; import java.io.IOException; import java.io.InputStream; import java.io.OutputStream; import java.net.InetAddress; import java.net.Socket; import java.net.SocketAddress; import java.net.SocketException; import java.nio.channels.SocketChannel; import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; public class SdkSocket extends Socket { private static final Log log = LogFactory.getLog(SdkSocket.class); private final Socket sock; public SdkSocket(Socket sock) { this.sock = sock; if (log.isDebugEnabled()) log.debug("created: " + endpoint()); } /** * Returns the endpoint in the format of "address:port" */ private String endpoint() { return sock.getInetAddress() + ":" + sock.getPort(); } @Override public void connect(SocketAddress endpoint) throws IOException { if (log.isDebugEnabled()) log.debug("connecting to: " + endpoint); sock.connect(endpoint); if (log.isDebugEnabled()) log.debug("connected to: " + endpoint()); } @Override public void connect(SocketAddress endpoint, int timeout) throws IOException { if (log.isDebugEnabled()) log.debug("connecting to: " + endpoint); sock.connect(endpoint, timeout); if (log.isDebugEnabled()) log.debug("connected to: " + endpoint()); } @Override public void bind(SocketAddress bindpoint) throws IOException { sock.bind(bindpoint); } @Override public InetAddress getInetAddress() { return sock.getInetAddress(); } @Override public InetAddress getLocalAddress() { return sock.getLocalAddress(); } @Override public int getPort() { return sock.getPort(); } @Override public int getLocalPort() { return sock.getLocalPort(); } @Override public SocketAddress getRemoteSocketAddress() { return sock.getRemoteSocketAddress(); } @Override public SocketAddress getLocalSocketAddress() { return sock.getLocalSocketAddress(); } @Override public SocketChannel getChannel() { return sock.getChannel(); } @Override public InputStream getInputStream() throws IOException { return sock.getInputStream(); } @Override public OutputStream getOutputStream() throws IOException { return sock.getOutputStream(); } @Override public void setTcpNoDelay(boolean on) throws SocketException { sock.setTcpNoDelay(on); } @Override public boolean getTcpNoDelay() throws SocketException { return sock.getTcpNoDelay(); } @Override public void setSoLinger(boolean on, int linger) throws SocketException { sock.setSoLinger(on, linger); } @Override public int getSoLinger() throws SocketException { return sock.getSoLinger(); } @Override public void sendUrgentData(int data) throws IOException { sock.sendUrgentData(data); } @Override public void setOOBInline(boolean on) throws SocketException { sock.setOOBInline(on); } @Override public boolean getOOBInline() throws SocketException { return sock.getOOBInline(); } @Override public void setSoTimeout(int timeout) throws SocketException { sock.setSoTimeout(timeout); } @Override public int getSoTimeout() throws SocketException { return sock.getSoTimeout(); } @Override public void setSendBufferSize(int size) throws SocketException { sock.setSendBufferSize(size); } @Override public int getSendBufferSize() throws SocketException { return sock.getSendBufferSize(); } @Override public void setReceiveBufferSize(int size) throws SocketException { sock.setReceiveBufferSize(size); } @Override public int getReceiveBufferSize() throws SocketException { return sock.getReceiveBufferSize(); } @Override public void setKeepAlive(boolean on) throws SocketException { sock.setKeepAlive(on); } @Override public boolean getKeepAlive() throws SocketException { return sock.getKeepAlive(); } @Override public void setTrafficClass(int tc) throws SocketException { sock.setTrafficClass(tc); } @Override public int getTrafficClass() throws SocketException { return sock.getTrafficClass(); } @Override public void setReuseAddress(boolean on) throws SocketException { sock.setReuseAddress(on); } @Override public boolean getReuseAddress() throws SocketException { return sock.getReuseAddress(); } @Override public void close() throws IOException { if (log.isDebugEnabled()) log.debug("closing " + endpoint()); sock.close(); } @Override public void shutdownInput() throws IOException { if (log.isDebugEnabled()) log.debug("shutting down input of " + endpoint()); sock.shutdownInput(); } @Override public void shutdownOutput() throws IOException { if (log.isDebugEnabled()) log.debug("shutting down output of " + endpoint()); sock.shutdownOutput(); } @Override public String toString() { return sock.toString(); } @Override public boolean isConnected() { return sock.isConnected(); } @Override public boolean isBound() { return sock.isBound(); } @Override public boolean isClosed() { return sock.isClosed(); } @Override public boolean isInputShutdown() { return sock.isInputShutdown(); } @Override public boolean isOutputShutdown() { return sock.isOutputShutdown(); } @Override public void setPerformancePreferences(int connectionTime, int latency, int bandwidth) { sock.setPerformancePreferences(connectionTime, latency, bandwidth); } }