¹é²¢ÅÅÐòËã·¨µÄJAVAʵÏÖ
package Utils.Sort;
/**
*¹é²¢ÅÅÐò£¬ÒªÇó´ýÅÅÐòµÄÊý×鱨ÐëʵÏÖComparable½Ó¿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»¸öÔªËØÏ±ê
*@param right ÒªÅÅÐòµÄÊý×éµÄ×îºóÒ»¸öÔªËØµÄϱê
*/
private void
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