/* | |
* 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 com.alibaba.dubbo.common.Constants; | |
import com.alibaba.dubbo.common.URL; | |
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 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() { | |
if (handler instanceof ChannelHandlerDelegate) { | |
return ((ChannelHandlerDelegate) handler).getHandler(); | |
} else { | |
return handler; | |
} | |
} | |
/** | |
* @return ChannelHandler | |
*/ | |
@Deprecated | |
public ChannelHandler getHandler() { | |
return getDelegateHandler(); | |
} | |
/** | |
* 返回最终的handler,可能已被wrap,需要区别于getChannelHandler | |
* @return ChannelHandler | |
*/ | |
public ChannelHandler getDelegateHandler() { | |
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 { | |
handler.caught(ch, ex); | |
} | |
} |