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¹é²¢ÅÅÐòËã·¨µÄJAVAʵÏÖ

package Utils.Sort;
/**
*¹é²¢ÅÅÐò£¬ÒªÇó´ýÅÅÐòµÄÊý×é±ØÐëʵÏÖComparable½Ó¿Ú
*/
public class MergeSort implements SortStrategy
{
       private Comparable[] bridge;
       /**
       *ÀûÓù鲢ÅÅÐòËã·¨¶ÔÊý×éobj½øÐÐÅÅÐò
       */
       public void sort(Comparable[] obj)
       {
              if (obj == null)
              {
                     throw new NullPointerException("The param can not be null!");
              }
              bridge = new Comparable[obj.length];                //³õʼ»¯ÖмäÊý×é
              mergeSort(obj, 0, obj.length - 1);                       //¹é²¢ÅÅÐò
              bridge = null;
       }
       /**
       *½«Ï±ê´Óleftµ½rightµÄÊý×é½øÐй鲢ÅÅÐò
       *@param obj¡¡ÒªÅÅÐòµÄÊý×éµÄ¾ä±ú
       *@param left ÒªÅÅÐòµÄÊý×éµÄµÚÒ»¸öÔªËØϱê
       *@param right ÒªÅÅÐòµÄÊý×éµÄ×îºóÒ»¸öÔªËصÄϱê
       */
       private void


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package Utils.Sort;
/**
*Ï£¶ûÅÅÐò£¬ÒªÇó´ýÅÅÐòµÄÊý×é±ØÐëʵÏÖComparable½Ó¿Ú
*/
public class ShellSort implements SortStrategy
{
       private int[] increment;
       /**
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