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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.rpc.protocol.dubbo.pu;
import org.apache.dubbo.common.URL;
import org.apache.dubbo.common.extension.Activate;
import org.apache.dubbo.remoting.ChannelHandler;
import org.apache.dubbo.remoting.api.AbstractWireProtocol;
import org.apache.dubbo.remoting.api.pu.ChannelOperator;
import java.util.ArrayList;
import java.util.List;
@Activate
public class DubboWireProtocol extends AbstractWireProtocol {
public DubboWireProtocol() {
super(new DubboDetector());
}
@Override
public void configServerProtocolHandler(URL url, ChannelOperator operator) {
List handlers = new ArrayList<>();
// operator(for now nettyOperator)'s duties
// 1. config codec2 for the protocol(load by extension loader)
// 2. config handlers passed by wire protocol
// ( for triple, some h2 netty handler and logic handler to handle connection;
// for dubbo, nothing, an empty handlers is used to trigger operator logic)
// 3. config Dubbo Inner handler(for dubbo protocol, this handler handles connection)
operator.configChannelHandler(handlers);
}
}