AjxpSSLSocketFactory.java

/**
 *  Copyright 2012 Charles du Jeu
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *  
 *  This file is part of the AjaXplorer Java Client
 *  More info on http://ajaxplorer.info/
 */
package info.ajaxplorer.client.http;


import java.io.IOException;
import java.net.InetAddress;
import java.net.InetSocketAddress;
import java.net.Socket;
import java.net.UnknownHostException;

import javax.net.ssl.SSLContext;
import javax.net.ssl.SSLSocket;
import javax.net.ssl.TrustManager;

import org.apache.http.conn.ConnectTimeoutException;
import org.apache.http.conn.scheme.LayeredSocketFactory;
import org.apache.http.conn.scheme.SocketFactory;
import org.apache.http.params.HttpConnectionParams;
import org.apache.http.params.HttpParams;

public class AjxpSSLSocketFactory implements SocketFactory, LayeredSocketFactory {
	private String certKey = null;
    private SSLContext sslcontext = null;

    public AjxpSSLSocketFactory(String certKey){
    	this.certKey = certKey;
    }
    public AjxpSSLSocketFactory() { }

    private static SSLContext createEasySSLContext(String certKey) throws IOException {
            try {
                    SSLContext context = SSLContext.getInstance("TLS");
                    context.init(null, new TrustManager[] { new AjxpSSLTrustManager(certKey) }, null);
                    return context;
            } catch (Exception e) {
                    throw new IOException(e.getMessage());
            }
    }

    private SSLContext getSSLContext() throws IOException {
            if (this.sslcontext == null) {
                    this.sslcontext = createEasySSLContext(this.certKey);
            }
            return this.sslcontext;
    }

	public Socket connectSocket(Socket sock, String host, int port,
			InetAddress localAddress, int localPort, HttpParams params) throws IOException,
			UnknownHostException, ConnectTimeoutException {
        int connTimeout = HttpConnectionParams.getConnectionTimeout(params);
        int soTimeout = HttpConnectionParams.getSoTimeout(params);

        InetSocketAddress remoteAddress = new InetSocketAddress(host, port);
        SSLSocket sslsock = (SSLSocket) ((sock != null) ? sock : createSocket());

        if ((localAddress != null) || (localPort > 0)) {
                // we need to bind explicitly
                if (localPort < 0) {
                        localPort = 0; // indicates "any"
                }
                InetSocketAddress isa = new InetSocketAddress(localAddress,
                                localPort);
                sslsock.bind(isa);
        }

        sslsock.connect(remoteAddress, connTimeout);
        sslsock.setSoTimeout(soTimeout);
        return sslsock;
	}

	public Socket createSocket() throws IOException {
		return getSSLContext().getSocketFactory().createSocket();
	}

	public boolean isSecure(Socket arg0) throws IllegalArgumentException {
		return true;
	}

	public Socket createSocket(Socket socket, String host, int port, boolean autoClose)
			throws IOException, UnknownHostException {
		return getSSLContext().getSocketFactory().createSocket(socket, host, port, autoClose);
	}

}