/******************************************************************************

  * SetsCRC.java - Calculate a CRC of the Sets

  * 

  * PicManService - The BuckoSoft Picture Manager in Java

  * Copyright(c) 2008 - Dick Balaska

  * 

  */

 package com.buckosoft.PicMan.util;

 import com.buckosoft.PicMan.domain.Set;

 /** Calculate a CRC of the Sets.

  * This is used between the client and service to determine if sets have changed and need sync.

  * @author Dick Balaska

  * @since 2008/11/11

  * @see <a href="http://cvs.buckosoft.com/Projects/java/PicMan/PicManService/src/com/buckosoft/PicMan/util/SetsCRC.java">SetsCRC.java</a>

  */

 public class SetsCRC {

         private        long        crc = 0;

         public long getCRC() {

                 return(crc);

         }

         public void addSet(Set set) {

                 int x = 1;

                 int i;

                 for (i=0; i<set.getName().length(); i++) {

                         int c = set.getName().charAt(i);

                         crc += c*x;

                         if (x++ > 5)

                                 x = 1;

                 }

                 for (i=0; i<set.getDescription().length(); i++) {

                         int c = set.getDescription().charAt(i);

                         crc += c*x;

                         if (x++ > 5)

                                 x = 1;

                 }

                 if (set.isMetaSet())

                         crc += x;

                 x++;

                 if (set.isMicroSet() || set.isNanoSet())

                         crc += x;

                 x++;

         }

 }