/*
* 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.exchange.support;
import com.alibaba.dubbo.remoting.Channel;
import com.alibaba.dubbo.remoting.ChannelHandler;
import com.alibaba.dubbo.remoting.RemotingException;
import com.alibaba.dubbo.remoting.exchange.ExchangeChannel;
import com.alibaba.dubbo.remoting.exchange.ExchangeHandler;
import com.alibaba.dubbo.remoting.telnet.TelnetHandler;
import com.alibaba.dubbo.remoting.telnet.support.TelnetHandlerAdapter;
import com.alibaba.dubbo.remoting.transport.ChannelHandlerDispatcher;
/**
* ExchangeHandlerDispatcher
*
* @author william.liangf
*/
public class ExchangeHandlerDispatcher implements ExchangeHandler {
private final ReplierDispatcher replierDispatcher;
private final ChannelHandlerDispatcher handlerDispatcher;
private final TelnetHandler telnetHandler;
public ExchangeHandlerDispatcher() {
replierDispatcher = new ReplierDispatcher();
handlerDispatcher = new ChannelHandlerDispatcher();
telnetHandler = new TelnetHandlerAdapter();
}
public ExchangeHandlerDispatcher(Replier<?> replier){
replierDispatcher = new ReplierDispatcher(replier);
handlerDispatcher = new ChannelHandlerDispatcher();
telnetHandler = new TelnetHandlerAdapter();
}
public ExchangeHandlerDispatcher(ChannelHandler... handlers){
replierDispatcher = new ReplierDispatcher();
handlerDispatcher = new ChannelHandlerDispatcher(handlers);
telnetHandler = new TelnetHandlerAdapter();
}
public ExchangeHandlerDispatcher(Replier<?> replier, ChannelHandler... handlers){
replierDispatcher = new ReplierDispatcher(replier);
handlerDispatcher = new ChannelHandlerDispatcher(handlers);
telnetHandler = new TelnetHandlerAdapter();
}
public ExchangeHandlerDispatcher addChannelHandler(ChannelHandler handler) {
handlerDispatcher.addChannelHandler(handler);
return this;
}
public ExchangeHandlerDispatcher removeChannelHandler(ChannelHandler handler) {
handlerDispatcher.removeChannelHandler(handler);
return this;
}
public <T> ExchangeHandlerDispatcher addReplier(Class<T> type, Replier<T> replier) {
replierDispatcher.addReplier(type, replier);
return this;
}
public <T> ExchangeHandlerDispatcher removeReplier(Class<T> type) {
replierDispatcher.removeReplier(type);
return this;
}
@SuppressWarnings({ "unchecked", "rawtypes" })
public Object reply(ExchangeChannel channel, Object request) throws RemotingException {
return ((Replier)replierDispatcher).reply(channel, request);
}
public void connected(Channel channel) {
handlerDispatcher.connected(channel);
}
public void disconnected(Channel channel) {
handlerDispatcher.disconnected(channel);
}
public void sent(Channel channel, Object message) {
handlerDispatcher.sent(channel, message);
}
public void received(Channel channel, Object message) {
handlerDispatcher.received(channel, message);
}
public void caught(Channel channel, Throwable exception) {
handlerDispatcher.caught(channel, exception);
}
public String telnet(Channel channel, String message) throws RemotingException {
return telnetHandler.telnet(channel, message);
}
}