| /* $Id$ |
| * |
| * 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.etch.util.core.nio; |
| |
| import java.io.EOFException; |
| import java.net.InetSocketAddress; |
| import java.nio.channels.ServerSocketChannel; |
| import java.nio.channels.SocketChannel; |
| |
| /** |
| * Selector.Handler for a tcp listening port. |
| */ |
| public class AcceptHandler extends AbstractHandler<ServerSocketChannel> |
| { |
| /** |
| * @param channel |
| * @param factory |
| */ |
| public AcceptHandler( ServerSocketChannel channel, StreamHandlerFactory factory ) |
| { |
| super( channel ); |
| this.factory = factory; |
| } |
| |
| private final StreamHandlerFactory factory; |
| |
| @Override |
| public String toString() |
| { |
| return String.format( "AcceptHandler(%s)", channel().socket().getLocalSocketAddress() ); |
| } |
| |
| @Override |
| protected boolean canAccept() |
| { |
| return true; |
| } |
| |
| @Override |
| protected final void doAccept() throws Exception |
| { |
| SocketChannel sc = channel().accept(); |
| try |
| { |
| sc.configureBlocking( false ); |
| acceptedChannel( sc ); |
| } |
| catch ( EOFException e ) |
| { |
| sc.close(); |
| } |
| catch ( Exception e ) |
| { |
| e.printStackTrace(); |
| sc.close(); |
| } |
| } |
| |
| protected void acceptedChannel( SocketChannel sc ) throws Exception |
| { |
| selector().register( factory.newStreamHandler( sc, false ) ); |
| } |
| |
| /** |
| * @return the listening address of this accept handler. |
| */ |
| public InetSocketAddress getLocalSocketAddress() |
| { |
| return (InetSocketAddress) channel().socket().getLocalSocketAddress(); |
| } |
| } |