package org.jscsi.target.scsi.lun;

 import java.nio.ByteBuffer;

 import org.jscsi.target.scsi.ISerializable;

 import org.jscsi.target.util.ReadWrite;

 /**

  * A 64-bit identifier for a logical unit.

  * 

  * @author Andreas Ergenzinger

  */

 public class LogicalUnitNumber implements ISerializable {

     /**

      * Length of the field in bytes.

      */

     public static final int SIZE = 8;

     /**

      * Byte representation of the object.

      */

     private final byte[] bytes;

     public LogicalUnitNumber (final long logicalUnitNumber) {

         bytes = ReadWrite.longToBytes(logicalUnitNumber);

     }

     public void serialize (ByteBuffer byteBuffer, int index) {

         byteBuffer.position(index);

         for (int i = 0; i < bytes.length; ++i)

             byteBuffer.put(bytes[i]);

     }

     public int size () {

         return SIZE;

     }

     @Override

     public String toString () {

         return java.util.Arrays.toString(bytes);

     }

 }