blob: e8f2c1bbd509599fd89a54ed24f36df649150ef2 [file] [log] [blame]
/* $Id: RMILocalSocketFactory.java 988245 2010-08-23 18:39:35Z kwright $ */
/**
* 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.
*/
package org.apache.manifoldcf.crawler.common.DCTM;
import java.rmi.server.*;
import java.net.*;
import java.io.IOException;
/** This class is the main server class, which gets run to start the rmi service that talks to Documentum.
*/
public class RMILocalSocketFactory implements RMIServerSocketFactory
{
public static final String _rcsid = "@(#)$Id: RMILocalSocketFactory.java 988245 2010-08-23 18:39:35Z kwright $";
protected static InetAddress loopbackAddress;
static
{
try
{
loopbackAddress = InetAddress.getByAddress(new byte[]{127,0,0,1});
}
catch (UnknownHostException e)
{
e.printStackTrace();
}
}
/** Create a socket attached to the specified port. 0 means an anonymous port. */
public ServerSocket createServerSocket(int port)
throws IOException
{
return new LocalServerSocket(port);
}
/** The contract makes us implement equals and hashcode */
public boolean equals(Object o)
{
return (o instanceof RMILocalSocketFactory);
}
/** Hashcode consistent with equals() */
public int hashCode()
{
// All classes of this kind have the same number (randomly picked)
return 258473;
}
/** This is a localhost-bound implementation of ServerSocket */
protected static class LocalServerSocket extends ServerSocket
{
protected int currentPort;
/** Constructor. We only use the one, so the rest are immaterial. */
public LocalServerSocket(int port)
throws IOException
{
super(port);
currentPort = port;
}
/** Override the bind operation, to make sure we only bind to localhost */
public void bind(java.net.SocketAddress endpoint)
throws IOException
{
int thisPort = currentPort;
if (endpoint instanceof InetSocketAddress)
thisPort = ((InetSocketAddress)endpoint).getPort();
endpoint = new InetSocketAddress(loopbackAddress,thisPort);
super.bind(endpoint);
}
/** Override the bind operation, to make sure we only bind to localhost */
public void bind(java.net.SocketAddress endpoint, int backlog)
throws IOException
{
int thisPort = currentPort;
if (endpoint instanceof InetSocketAddress)
thisPort = ((InetSocketAddress)endpoint).getPort();
endpoint = new InetSocketAddress(loopbackAddress,thisPort);
super.bind(endpoint,backlog);
}
}
}