| /* |
| * 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.thrift.transport; |
| |
| import org.apache.log4j.Logger; |
| |
| import java.io.IOException; |
| import java.net.InetSocketAddress; |
| import java.net.ServerSocket; |
| import java.net.Socket; |
| import java.net.SocketException; |
| |
| /** |
| * Wrapper around ServerSocket for Thrift. |
| * |
| */ |
| public class TServerSocket extends TServerTransport { |
| |
| private static final Logger LOGGER = Logger.getLogger(TServerSocket.class.getName()); |
| |
| /** |
| * Underlying serversocket object |
| */ |
| private ServerSocket serverSocket_ = null; |
| |
| /** |
| * Port to listen on |
| */ |
| private int port_ = 0; |
| |
| /** |
| * Timeout for client sockets from accept |
| */ |
| private int clientTimeout_ = 0; |
| |
| /** |
| * Creates a server socket from underlying socket object |
| */ |
| public TServerSocket(ServerSocket serverSocket) { |
| this(serverSocket, 0); |
| } |
| |
| /** |
| * Creates a server socket from underlying socket object |
| */ |
| public TServerSocket(ServerSocket serverSocket, int clientTimeout) { |
| serverSocket_ = serverSocket; |
| clientTimeout_ = clientTimeout; |
| } |
| |
| /** |
| * Creates just a port listening server socket |
| */ |
| public TServerSocket(int port) throws TTransportException { |
| this(port, 0); |
| } |
| |
| /** |
| * Creates just a port listening server socket |
| */ |
| public TServerSocket(int port, int clientTimeout) throws TTransportException { |
| this(new InetSocketAddress(port), clientTimeout); |
| port_ = port; |
| } |
| |
| public TServerSocket(InetSocketAddress bindAddr) throws TTransportException { |
| this(bindAddr, 0); |
| } |
| |
| public TServerSocket(InetSocketAddress bindAddr, int clientTimeout) throws TTransportException { |
| clientTimeout_ = clientTimeout; |
| try { |
| // Make server socket |
| serverSocket_ = new ServerSocket(); |
| // Prevent 2MSL delay problem on server restarts |
| serverSocket_.setReuseAddress(true); |
| // Bind to listening port |
| serverSocket_.bind(bindAddr); |
| } catch (IOException ioe) { |
| serverSocket_ = null; |
| throw new TTransportException("Could not create ServerSocket on address " + bindAddr.toString() + "."); |
| } |
| } |
| |
| public void listen() throws TTransportException { |
| // Make sure not to block on accept |
| if (serverSocket_ != null) { |
| try { |
| serverSocket_.setSoTimeout(0); |
| } catch (SocketException sx) { |
| LOGGER.error("Could not set socket timeout.", sx); |
| } |
| } |
| } |
| |
| protected TSocket acceptImpl() throws TTransportException { |
| if (serverSocket_ == null) { |
| throw new TTransportException(TTransportException.NOT_OPEN, "No underlying server socket."); |
| } |
| try { |
| Socket result = serverSocket_.accept(); |
| TSocket result2 = new TSocket(result); |
| result2.setTimeout(clientTimeout_); |
| return result2; |
| } catch (IOException iox) { |
| throw new TTransportException(iox); |
| } |
| } |
| |
| public void close() { |
| if (serverSocket_ != null) { |
| try { |
| serverSocket_.close(); |
| } catch (IOException iox) { |
| LOGGER.warn("Could not close server socket.", iox); |
| } |
| serverSocket_ = null; |
| } |
| } |
| |
| public void interrupt() { |
| // The thread-safeness of this is dubious, but Java documentation suggests |
| // that it is safe to do this from a different thread context |
| close(); |
| } |
| |
| } |