| /** |
| * 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.camel.component.mina; |
| |
| import org.apache.mina.common.IoHandler; |
| import org.apache.mina.common.IoHandlerAdapter; |
| import org.apache.mina.common.IoSession; |
| |
| /** |
| * {@link IoHandler} implementation of reverser server protocol. |
| * |
| */ |
| public class ReverseProtocolHandler extends IoHandlerAdapter { |
| |
| public void exceptionCaught(IoSession session, Throwable cause) { |
| cause.printStackTrace(); |
| // Close connection when unexpected exception is caught. |
| session.close(); |
| } |
| |
| public void messageReceived(IoSession session, Object message) { |
| // Reverse reveiced string |
| String str = message.toString(); |
| StringBuilder buf = new StringBuilder(str.length()); |
| for (int i = str.length() - 1; i >= 0; i--) { |
| buf.append(str.charAt(i)); |
| } |
| |
| // and write it back. |
| session.write(buf.toString()); |
| } |
| |
| } |