public interface ByteWriterPattern { 
  
	/**  
	 * Invoked during the step setup phase  
	 * @param props  
	 */  
	public void initialize(Properties props);  
	  
	/**  
	 * Writes the given object onto the given outputstream. Any processing  
	 * that needs to be done before writing can be added here   
	 * @param out  
	 * @param record  
	 * @throws IOException  
	 */  
	public void writeRecord(BufferedOutputStream out, Object record) throws IOException;  
	  
	/**  
	 * Write header information if any  
	 * @param out  
	 * @throws IOException  
	 */  
	public void writeHeader(BufferedOutputStream out) throws IOException;  

         /**
	 * This method can be optionally called during process step to explicity 
	 * initialize and write the header. 
	 * @param header
	 */
	public void writeHeader(BufferedOutputStream out, Object header) throws IOException;
}