SocketWrapper.java

/*
 * This file is part of the OWASP Proxy, a free intercepting proxy library.
 * Copyright (C) 2008-2010 Rogan Dawes <rogan@dawes.za.net>
 * 
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 * 
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to:
 * The Free Software Foundation, Inc., 
 * 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 *
 */

package org.owasp.proxy.io;

import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.PushbackInputStream;
import java.net.InetAddress;
import java.net.Socket;
import java.net.SocketAddress;
import java.net.SocketException;
import java.nio.channels.SocketChannel;

/**
 * This class allows substitution of the {@link Socket}'s {@link InputStream} and {@link OutputStream}. It can be useful
 * for e.g. allowing identification of data from the socket, using a {@link PushbackInputStream}, and passing the data
 * to an appropriate handler based on the first few bytes read.
 * 
 * @author rogan
 * 
 */
public class SocketWrapper extends Socket {

    private Socket socket;

    private InputStream is;

    private OutputStream os;

    public SocketWrapper(Socket socket, InputStream is, OutputStream os) {
        this.socket = socket;
        this.is = is;
        this.os = os;
    }

    @Override
    public void bind(SocketAddress bindpoint) throws IOException {
        socket.bind(bindpoint);
    }

    @Override
    public synchronized void close() throws IOException {
        socket.close();
    }

    @Override
    public void connect(SocketAddress endpoint, int timeout) throws IOException {
        socket.connect(endpoint, timeout);
    }

    @Override
    public void connect(SocketAddress endpoint) throws IOException {
        socket.connect(endpoint);
    }

    @Override
    public SocketChannel getChannel() {
        return socket.getChannel();
    }

    @Override
    public InetAddress getInetAddress() {
        return socket.getInetAddress();
    }

    @Override
    public InputStream getInputStream() {
        return is;
    }

    @Override
    public boolean getKeepAlive() throws SocketException {
        return socket.getKeepAlive();
    }

    @Override
    public InetAddress getLocalAddress() {
        return socket.getLocalAddress();
    }

    @Override
    public int getLocalPort() {
        return socket.getLocalPort();
    }

    @Override
    public SocketAddress getLocalSocketAddress() {
        return socket.getLocalSocketAddress();
    }

    @Override
    public boolean getOOBInline() throws SocketException {
        return socket.getOOBInline();
    }

    @Override
    public OutputStream getOutputStream() {
        return os;
    }

    @Override
    public int getPort() {
        return socket.getPort();
    }

    @Override
    public synchronized int getReceiveBufferSize() throws SocketException {
        return socket.getReceiveBufferSize();
    }

    @Override
    public SocketAddress getRemoteSocketAddress() {
        return socket.getRemoteSocketAddress();
    }

    @Override
    public boolean getReuseAddress() throws SocketException {
        return socket.getReuseAddress();
    }

    @Override
    public synchronized int getSendBufferSize() throws SocketException {
        return socket.getSendBufferSize();
    }

    @Override
    public int getSoLinger() throws SocketException {
        return socket.getSoLinger();
    }

    @Override
    public synchronized int getSoTimeout() throws SocketException {
        return socket.getSoTimeout();
    }

    @Override
    public boolean getTcpNoDelay() throws SocketException {
        return socket.getTcpNoDelay();
    }

    @Override
    public int getTrafficClass() throws SocketException {
        return socket.getTrafficClass();
    }

    @Override
    public boolean isBound() {
        return socket.isBound();
    }

    @Override
    public boolean isClosed() {
        return socket.isClosed();
    }

    @Override
    public boolean isConnected() {
        return socket.isConnected();
    }

    @Override
    public boolean isInputShutdown() {
        return socket.isInputShutdown();
    }

    @Override
    public boolean isOutputShutdown() {
        return socket.isOutputShutdown();
    }

    @Override
    public void sendUrgentData(int data) throws IOException {
        socket.sendUrgentData(data);
    }

    @Override
    public void setKeepAlive(boolean on) throws SocketException {
        socket.setKeepAlive(on);
    }

    @Override
    public void setOOBInline(boolean on) throws SocketException {
        socket.setOOBInline(on);
    }

    @Override
    public void setPerformancePreferences(int connectionTime, int latency,
            int bandwidth) {
        socket.setPerformancePreferences(connectionTime, latency, bandwidth);
    }

    @Override
    public synchronized void setReceiveBufferSize(int size)
            throws SocketException {
        socket.setReceiveBufferSize(size);
    }

    @Override
    public void setReuseAddress(boolean on) throws SocketException {
        socket.setReuseAddress(on);
    }

    @Override
    public synchronized void setSendBufferSize(int size) throws SocketException {
        socket.setSendBufferSize(size);
    }

    @Override
    public void setSoLinger(boolean on, int linger) throws SocketException {
        socket.setSoLinger(on, linger);
    }

    @Override
    public synchronized void setSoTimeout(int timeout) throws SocketException {
        socket.setSoTimeout(timeout);
    }

    @Override
    public void setTcpNoDelay(boolean on) throws SocketException {
        socket.setTcpNoDelay(on);
    }

    @Override
    public void setTrafficClass(int tc) throws SocketException {
        socket.setTrafficClass(tc);
    }

    @Override
    public void shutdownInput() throws IOException {
        socket.shutdownInput();
    }

    @Override
    public void shutdownOutput() throws IOException {
        socket.shutdownOutput();
    }

    @Override
    public String toString() {
        return socket.toString();
    }

}