| /* |
| * 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.netbeans.modules.netserver; |
| |
| import java.io.IOException; |
| import java.net.SocketAddress; |
| import java.nio.ByteBuffer; |
| import java.nio.channels.SelectionKey; |
| import java.nio.channels.ServerSocketChannel; |
| import java.nio.channels.SocketChannel; |
| import java.util.Queue; |
| import java.util.concurrent.ConcurrentLinkedQueue; |
| import java.util.logging.Level; |
| |
| |
| /** |
| * @author ads |
| * |
| */ |
| public class SocketServer extends SocketFramework { |
| |
| public SocketServer(SocketAddress address ) throws IOException { |
| super(); |
| serverChannel = ServerSocketChannel.open(); |
| serverChannel.configureBlocking(false); |
| serverChannel.socket().bind(address); |
| |
| serverChannel.register(getSelector(), SelectionKey.OP_ACCEPT); |
| } |
| |
| /* (non-Javadoc) |
| * @see java.lang.Runnable#run() |
| */ |
| @Override |
| public void run() { |
| try { |
| doRun(); |
| } |
| catch (IOException e) { |
| LOG.log(Level.WARNING, null, e); |
| } |
| finally { |
| try { |
| serverChannel.close(); |
| } |
| catch (IOException e) { |
| LOG.log(Level.WARNING, null, e); |
| } |
| } |
| } |
| |
| @Override |
| protected SocketAddress getAddress(){ |
| return serverChannel.socket().getLocalSocketAddress(); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.netbeans.modules.netserver.SocketFramework#process(java.nio.channels.SelectionKey) |
| */ |
| @Override |
| protected void process( SelectionKey key ) throws IOException { |
| if ( key.isAcceptable() ){ |
| acceptConnection(key); |
| } |
| else { |
| super.process(key); |
| } |
| } |
| |
| @Override |
| protected Queue<ByteBuffer> getWriteQueue( SelectionKey key ){ |
| Object attachment = key.attachment(); |
| return (Queue<ByteBuffer>) attachment; |
| } |
| |
| protected void initWriteQueue( SelectionKey key ){ |
| if ( key.attachment() == null ){ |
| key.attach( new ConcurrentLinkedQueue<ByteBuffer>()); |
| } |
| } |
| |
| /* (non-Javadoc) |
| * @see org.netbeans.modules.netserver.SocketFramework#chanelClosed(java.nio.channels.SelectionKey) |
| */ |
| @Override |
| protected void chanelClosed( SelectionKey key ) { |
| } |
| |
| private void acceptConnection( SelectionKey key ) throws IOException { |
| ServerSocketChannel serverSocketChannel = (ServerSocketChannel) key.channel(); |
| |
| SocketChannel socketChannel = serverSocketChannel.accept(); |
| socketChannel.configureBlocking(false); |
| socketChannel.register(getSelector(), SelectionKey.OP_READ); |
| initWriteQueue( socketChannel.keyFor(getSelector())); |
| } |
| |
| private ServerSocketChannel serverChannel; |
| |
| } |