/*
    *  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 testcase;
  
  import org.apache.mina.core.buffer.IoBuffer;
  import org.apache.mina.core.session.IoSession;
  import org.apache.mina.filter.codec.CumulativeProtocolDecoder;
  import org.apache.mina.filter.codec.ProtocolDecoderOutput;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  import static testcase.MinaRegressionTest.MSG_SIZE;
  import static testcase.MinaRegressionTest.OPEN;
  
  /**
   * TODO: Document me !
   * @author <a href="http://mina.apache.org">Apache MINA Project</a>
   */
  public class MyRequestDecoder extends CumulativeProtocolDecoder {
      private static final Logger logger = LoggerFactory.getLogger(MyRequestDecoder.class);
  
      @Override
      protected boolean doDecode(final IoSession session, IoBuffer in, ProtocolDecoderOutput out) throws Exception {
          if (!session.containsAttribute(OPEN)) {
              logger.error("!decoding for closed session {}", session.getId());
          }
  
          new Thread(new Runnable() {
              public void run() {
                  try {
                      logger.debug("Sleep for 500 ms for session {}", session.getId());
                      Thread.sleep(500);
                      logger.debug("Wake up now from a 500 ms sleep for session {}", session.getId());
                  } catch (InterruptedException ignore) {
                  }
                  session.close(true);
              }
          }).start();
  
          // sleep so that session.close(true) is already called when decoding continues
          logger.debug("Sleep for 1000 ms for session {}", session.getId());
          Thread.sleep(1000);
          logger.debug("Wake up now from a 1000 ms sleep for session {}", session.getId());
  
          if (!session.containsAttribute(OPEN)) {
              logger.error("!session {} closed before decoding completes!", session.getId());
              int i = 0;
  
              try {
                  int j = 2 / i;
              } catch (Exception e) {
                  //e.printStackTrace();
              }
          }
  
          // no full message
          if (in.remaining() < MSG_SIZE)
              return false;
  
          logger.info("Done decoding for session {}", session.getId());
  
          if (in.hasRemaining() && !session.isClosing() && session.isConnected()) {
              IoBuffer tmp = IoBuffer.allocate(in.remaining());
              tmp.put(in);
              tmp.flip();
              out.write(tmp);
              return true;
          }
  
          return false;
      }
  }