| /* $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); |
| } |
| } |
| } |