/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.
*/
/*
* Based on EasySSLProtocolSocketFactory from commons-httpclient:
*
* $Header:
* /home/jerenkrantz/tmp/commons/commons-convert/cvs/home/cvs/jakarta-commons//httpclient/src/contrib/org/apache/commons/httpclient/contrib/ssl/DummySSLProtocolSocketFactory.java,v
* 1.7 2004/06/11 19:26:27 olegk Exp $ $Revision$ $Date: 2005-02-26 05:01:52
* -0800 (Sat, 26 Feb 2005) $
*/
package org.apache.nutch.protocol.httpclient;
import java.io.IOException;
import java.net.InetAddress;
import java.net.Socket;
import java.net.UnknownHostException;
import org.apache.commons.httpclient.ConnectTimeoutException;
import org.apache.commons.httpclient.HttpClientError;
import org.apache.commons.httpclient.params.HttpConnectionParams;
import org.apache.commons.httpclient.protocol.ControllerThreadSocketFactory;
import org.apache.commons.httpclient.protocol.SecureProtocolSocketFactory;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import javax.net.ssl.SSLContext;
import javax.net.ssl.TrustManager;
public class DummySSLProtocolSocketFactory implements SecureProtocolSocketFactory {
/** Log object for this class. */
private static final Log LOG = LogFactory.getLog(DummySSLProtocolSocketFactory.class);
private SSLContext sslcontext = null;
/**
* Constructor for DummySSLProtocolSocketFactory.
*/
public DummySSLProtocolSocketFactory() {
super();
}
private static SSLContext createEasySSLContext() {
try {
SSLContext context = SSLContext.getInstance("SSL");
context.init(null, new TrustManager[] { new DummyX509TrustManager(null) }, null);
return context;
} catch (Exception e) {
if (LOG.isErrorEnabled()) { LOG.error(e.getMessage(), e); }
throw new HttpClientError(e.toString());
}
}
private SSLContext getSSLContext() {
if (this.sslcontext == null) {
this.sslcontext = createEasySSLContext();
}
return this.sslcontext;
}
/**
* @see org.apache.commons.httpclient.protocol.SecureProtocolSocketFactory#createSocket(String,int,InetAddress,int)
*/
public Socket createSocket(String host, int port, InetAddress clientHost, int clientPort) throws IOException,
UnknownHostException {
return getSSLContext().getSocketFactory().createSocket(host, port, clientHost, clientPort);
}
/**
* Attempts to get a new socket connection to the given host within the given
* time limit.
* <p>
* To circumvent the limitations of older JREs that do not support connect
* timeout a controller thread is executed. The controller thread attempts to
* create a new socket within the given limit of time. If socket constructor
* does not return until the timeout expires, the controller terminates and
* throws an {@link ConnectTimeoutException}
* </p>
*
* @param host the host name/IP
* @param port the port on the host
* @param localAddress the local host name/IP to bind the socket to
* @param localPort the port on the local machine
* @param params {@link HttpConnectionParams Http connection parameters}
*
* @return Socket a new socket
*
* @throws IOException if an I/O error occurs while creating the socket
* @throws UnknownHostException if the IP address of the host cannot be
* determined
*/
public Socket createSocket(final String host, final int port, final InetAddress localAddress, final int localPort,
final HttpConnectionParams params) throws IOException, UnknownHostException, ConnectTimeoutException {
if (params == null) {
throw new IllegalArgumentException("Parameters may not be null");
}
int timeout = params.getConnectionTimeout();
if (timeout == 0) {
return createSocket(host, port, localAddress, localPort);
} else {
// To be eventually deprecated when migrated to Java 1.4 or above
return ControllerThreadSocketFactory.createSocket(this, host, port, localAddress, localPort, timeout);
}
}
/**
* @see org.apache.commons.httpclient.protocol.SecureProtocolSocketFactory#createSocket(String,int)
*/
public Socket createSocket(String host, int port) throws IOException, UnknownHostException {
return getSSLContext().getSocketFactory().createSocket(host, port);
}
/**
* @see org.apache.commons.httpclient.protocol.SecureProtocolSocketFactory#createSocket(Socket,String,int,boolean)
*/
public Socket createSocket(Socket socket, String host, int port, boolean autoClose) throws IOException,
UnknownHostException {
return getSSLContext().getSocketFactory().createSocket(socket, host, port, autoClose);
}
public boolean equals(Object obj) {
return ((obj != null) && obj.getClass().equals(DummySSLProtocolSocketFactory.class));
}
public int hashCode() {
return DummySSLProtocolSocketFactory.class.hashCode();
}
}