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///////////////////////////////////////////////////////////////////////////////
//                                                                             
// JTOpen (IBM Toolbox for Java - OSS version)                                 
//                                                                             
// Filename: AH.java
//                                                                             
// The source code contained herein is licensed under the IBM Public License   
// Version 1.0, which has been approved by the Open Source Initiative.         
// Copyright (C) 2002 International Business Machines Corporation and     
// others. All rights reserved.                                                
//                                                                             
///////////////////////////////////////////////////////////////////////////////

package com.ibm.as400.util.commtrace;

/**
 * An AH Header.

 * Extends ExtHeader's methods to parse, print, and allow easy access to the AH Header. 
 */
public class AH extends ExtHeader {
	
	/**
	 * Creates and parses the data of this header.
	 * @param data  The raw data of this header.
	 */
	AH(BitBuf data) {
	    super(data);
	    type=Header.EXTAH;
    }
    
    /**
     * Returns the length of this header.
     * @return Length of this header.
     */
	public int getHeaderLen() {
		return 64 + ((rawheader.getOctet(8) & 0xFF) * 32);
	}
	
	/**
	 * Returns the next header in this packet.
	 * @return Will always return null.
	 */
	public Header getNextHeader() {
		return null;
	}
}