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/*
* 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.dubbo.remoting.transport.dispatcher;
import org.apache.dubbo.common.URL;
import org.apache.dubbo.remoting.ChannelHandler;
import org.apache.dubbo.remoting.Dispatcher;
import org.apache.dubbo.remoting.exchange.support.header.HeartbeatHandler;
import org.apache.dubbo.remoting.transport.MultiMessageHandler;
public class ChannelHandlers {
private static ChannelHandlers INSTANCE = new ChannelHandlers();
protected ChannelHandlers() {
}
public static ChannelHandler wrap(ChannelHandler handler, URL url) {
return ChannelHandlers.getInstance().wrapInternal(handler, url);
}
protected static ChannelHandlers getInstance() {
return INSTANCE;
}
static void setTestingChannelHandlers(ChannelHandlers instance) {
INSTANCE = instance;
}
protected ChannelHandler wrapInternal(ChannelHandler handler, URL url) {
return new MultiMessageHandler(new HeartbeatHandler(url.getOrDefaultFrameworkModel().getExtensionLoader(Dispatcher.class)
.getAdaptiveExtension().dispatch(handler, url)));
}
}