| /*
|
| * Copyright 1999-2011 Alibaba Group.
|
| *
|
| * Licensed 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 com.alibaba.dubbo.remoting.transport; |
| |
| import java.io.IOException; |
| |
| import com.alibaba.dubbo.common.Constants; |
| import com.alibaba.dubbo.common.URL; |
| import com.alibaba.dubbo.common.logger.Logger; |
| import com.alibaba.dubbo.common.logger.LoggerFactory; |
| import com.alibaba.dubbo.remoting.Channel; |
| import com.alibaba.dubbo.remoting.ChannelHandler; |
| import com.alibaba.dubbo.remoting.Endpoint; |
| import com.alibaba.dubbo.remoting.RemotingException; |
| |
| /** |
| * AbstractPeer |
| * |
| * @author qian.lei |
| * @author william.liangf |
| */ |
| public abstract class AbstractPeer implements Endpoint, ChannelHandler { |
| |
| private static final Logger logger = LoggerFactory.getLogger(AbstractPeer.class); |
| |
| private final ChannelHandler handler; |
| |
| private volatile URL url; |
| |
| private volatile boolean closed; |
| |
| public AbstractPeer(URL url, ChannelHandler handler) { |
| if (url == null) { |
| throw new IllegalArgumentException("url == null"); |
| } |
| if (handler == null) { |
| throw new IllegalArgumentException("handler == null"); |
| } |
| this.url = url; |
| this.handler = handler; |
| } |
| |
| public void send(Object message) throws RemotingException { |
| send(message, url.getParameter(Constants.SENT_KEY, false)); |
| } |
| |
| public void close() { |
| closed = true; |
| } |
| public void close(int timeout) { |
| close(); |
| } |
| |
| public URL getUrl() { |
| return url; |
| } |
| |
| protected void setUrl(URL url) { |
| if (url == null) { |
| throw new IllegalArgumentException("url == null"); |
| } |
| this.url = url; |
| } |
| |
| public ChannelHandler getChannelHandler() { |
| return handler; |
| } |
| |
| public boolean isClosed() { |
| return closed; |
| } |
| |
| public void connected(Channel ch) throws RemotingException { |
| if (closed) { |
| return; |
| } |
| handler.connected(ch); |
| } |
| |
| public void disconnected(Channel ch) throws RemotingException { |
| handler.disconnected(ch); |
| } |
| |
| public void sent(Channel ch, Object msg) throws RemotingException { |
| if (closed) { |
| return; |
| } |
| handler.sent(ch, msg); |
| } |
| |
| public void received(Channel ch, Object msg) throws RemotingException { |
| if (closed) { |
| return; |
| } |
| handler.received(ch, msg); |
| } |
| |
| public void caught(Channel ch, Throwable ex) throws RemotingException { |
| if (ex instanceof IOException || ex instanceof RemotingException) { |
| logger.warn("IOException on channel " + ch, ex); |
| } else { |
| logger.error("Exception on channel " + ch, ex); |
| } |
| handler.caught(ch, ex); |
| } |
| |
| public ChannelHandler getHandler() { |
| return handler; |
| } |
| |
| } |