| /** |
| * 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.storm.messaging.netty; |
| |
| import org.jboss.netty.channel.Channel; |
| import org.jboss.netty.channel.ChannelHandlerContext; |
| import org.jboss.netty.handler.codec.oneone.OneToOneEncoder; |
| |
| public class MessageEncoder extends OneToOneEncoder { |
| @Override |
| protected Object encode(ChannelHandlerContext ctx, Channel channel, Object obj) throws Exception { |
| if (obj instanceof ControlMessage) { |
| return ((ControlMessage)obj).buffer(); |
| } |
| |
| if (obj instanceof MessageBatch) { |
| return ((MessageBatch)obj).buffer(); |
| } |
| |
| if (obj instanceof SaslMessageToken) { |
| return ((SaslMessageToken)obj).buffer(); |
| } |
| |
| throw new RuntimeException("Unsupported encoding of object of class "+obj.getClass().getName()); |
| } |
| |
| |
| } |