| /* |
| * 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 com.alibaba.dubbo.remoting; |
| |
| import com.alibaba.dubbo.common.extension.SPI; |
| |
| |
| /** |
| * ChannelHandler. (API, Prototype, ThreadSafe) |
| * |
| * @see com.alibaba.dubbo.remoting.Transporter#bind(com.alibaba.dubbo.common.URL, ChannelHandler) |
| * @see com.alibaba.dubbo.remoting.Transporter#connect(com.alibaba.dubbo.common.URL, ChannelHandler) |
| */ |
| @SPI |
| public interface ChannelHandler { |
| |
| /** |
| * on channel connected. |
| * |
| * @param channel channel. |
| */ |
| void connected(Channel channel) throws RemotingException; |
| |
| /** |
| * on channel disconnected. |
| * |
| * @param channel channel. |
| */ |
| void disconnected(Channel channel) throws RemotingException; |
| |
| /** |
| * on message sent. |
| * |
| * @param channel channel. |
| * @param message message. |
| */ |
| void sent(Channel channel, Object message) throws RemotingException; |
| |
| /** |
| * on message received. |
| * |
| * @param channel channel. |
| * @param message message. |
| */ |
| void received(Channel channel, Object message) throws RemotingException; |
| |
| /** |
| * on exception caught. |
| * |
| * @param channel channel. |
| * @param exception exception. |
| */ |
| void caught(Channel channel, Throwable exception) throws RemotingException; |
| |
| } |