NIOQuickFIXMessage.java

/* 
 * Copyright 2003,2004,2005 Colin Crist
 *
 * Licensed 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 hermes.fix.quickfix;

import hermes.fix.FIXMessage;

import org.apache.log4j.Logger;

import quickfix.DataDictionary;

/**
 * This FIX message does not cache the byte[], rather it retreives it each time its needed
 * from the mapped in file. 
 *  
 * @author colincrist@hermesjms.com
 * @version $Id: NIOQuickFIXMessage.java,v 1.1 2006/08/01 07:29:36 colincrist Exp $
 */

public class NIOQuickFIXMessage extends AbstractQuickFIXMessage implements FIXMessage
{   
   private static final Logger log = Logger.getLogger(NIOQuickFIXMessage.class);
   private NIOFIXFileReader reader ;
   private int startOfMessage ;
   private int lengthOfMessage ;  
  
   public NIOQuickFIXMessage(QuickFIXMessageCache cache, NIOFIXFileReader reader, int startOfMessage, int lengthOfMessage, DataDictionary dictionary)
   {
       super(cache) ;
       
       this.reader = reader ;
       this.startOfMessage = startOfMessage ;
       this.lengthOfMessage = lengthOfMessage ;
       setDictionary(dictionary) ;

       getAllFields() ;
   }

   public byte[] getBytes()
   {
      return reader.getBytes(startOfMessage, lengthOfMessage) ;
   }
}