| /* |
| * |
| * 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.qpid.proton.driver.impl; |
| |
| import java.io.IOException; |
| import java.nio.channels.ServerSocketChannel; |
| import java.nio.channels.SocketChannel; |
| import java.util.logging.Level; |
| import java.util.logging.Logger; |
| |
| import org.apache.qpid.proton.driver.Connector; |
| import org.apache.qpid.proton.driver.Listener; |
| |
| @SuppressWarnings("deprecation") |
| class ListenerImpl<C> implements Listener<C> |
| { |
| private C _context; |
| private final ServerSocketChannel _channel; |
| private final DriverImpl _driver; |
| private final Logger _logger = Logger.getLogger("proton.driver"); |
| private boolean _selected = false; |
| |
| ListenerImpl(DriverImpl driver, ServerSocketChannel c, C context) |
| { |
| _driver = driver; |
| _channel = c; |
| _context = context; |
| } |
| |
| void selected() |
| { |
| if (!_selected) { |
| _selected = true; |
| _driver.selectListener(this); |
| } |
| } |
| |
| void unselected() |
| { |
| _selected = false; |
| } |
| |
| public Connector<C> accept() |
| { |
| try |
| { |
| SocketChannel c = _channel.accept(); |
| if(c != null) |
| { |
| c.configureBlocking(false); |
| return _driver.createServerConnector(c, null, this); |
| } |
| } |
| catch (IOException e) |
| { |
| _logger.log(Level.SEVERE, "Exception when accepting connection",e); |
| } |
| return null; //TODO - we should probably throw an exception instead of returning null? |
| } |
| |
| public C getContext() |
| { |
| return _context; |
| } |
| |
| public void setContext(C context) |
| { |
| _context = context; |
| } |
| |
| public void close() throws IOException |
| { |
| _channel.socket().close(); |
| } |
| } |