package org.jscsi.target.scsi.modeSense;

 import java.nio.ByteBuffer;

 /**

  * Instances of this class represent MODE PAGEs using the PAGE_0 format.

  * 

  * @author Andreas Ergenzinger

  */

 public abstract class Page_0FormatModePage extends ModePage {

     /**

      * The index of the PAGE LENGTH field in the serialized representation of MODE PAGEs using the PAGE_0 format.

      */

     private static final int PAGE_LENGTH_INDEX = 1;

     /**

      * The abstract constructor.

      * 

      * @param parametersSaveable the value of the PARAMETERS SAVEABLE bit

      * @param pageCode determines the kind of information contained in the MODE PAGE

      * @param pageLength the value of the PAGE LENGTH field

      */

     public Page_0FormatModePage (boolean parametersSaveable, int pageCode, int pageLength) {

         super(parametersSaveable, false,// subPageFormat

         pageCode, pageLength);

     }

     @Override

     protected final void serializePageLength (ByteBuffer buffer, int index) {

         buffer.position(index + PAGE_LENGTH_INDEX);

         buffer.put((byte) pageLength);

     }

     @Override

     protected final void serializeSubPageCode (ByteBuffer buffer, int index) {

         /*

          * Do nothing. This method is only relevant in SubPageFormatModePage subclasses. Is only mentioned here to

          * prevent overwriting.

          */

     }

 }