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    1   /*
    2    * Licensed to the Apache Software Foundation (ASF) under one
    3    * or more contributor license agreements.  See the NOTICE file
    4    * distributed with this work for additional information
    5    * regarding copyright ownership.  The ASF licenses this file
    6    * to you under the Apache License, Version 2.0 (the
    7    * "License"); you may not use this file except in compliance
    8    * with the License.  You may obtain a copy of the License at
    9    *
    10   *   http://www.apache.org/licenses/LICENSE-2.0
    11   *
    12   * Unless required by applicable law or agreed to in writing,
    13   * software distributed under the License is distributed on an
    14   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
    15   * KIND, either express or implied.  See the License for the
    16   * specific language governing permissions and limitations
    17   * under the License.
    18   */
    19  package org.apache.mina.example.haiku;
    20
    21  import org.apache.mina.core.service.IoHandlerAdapter;
    22  import org.apache.mina.core.session.IoSession;
    23
    24  /**
    25   * @author <a href="http://mina.apache.org">Apache MINA Project</a>
    26   */
    27
    28  public class HaikuValidatorIoHandler extends IoHandlerAdapter {
    29
    30      private final HaikuValidator validator = new HaikuValidator();
    31
    32      @Override
    33      public void messageReceived(IoSession session, Object message)
    34              throws Exception {
    35          Haiku haiku = (Haiku) message;
    36
    37          try {
    38              validator.validate(haiku);
    39              session.write("HAIKU!");
    40          } catch (InvalidHaikuException e) {
    41              session.write("NOT A HAIKU: " + e.getMessage());
    42          }
    43      }
    44  }