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/** 
 * ðÅÝ·¨ÅÅÐò<br/> 
 * <ul> 
 * <li>±È½ÏÏàÁÚµÄÔªËØ¡£Èç¹ûµÚÒ»¸ö±ÈµÚ¶þ¸ö´ó£¬¾Í½»»»ËûÃÇÁ½¸ö¡£</li> 
 * <li>¶Ôÿһ¶ÔÏàÁÚÔªËØ×÷ͬÑùµÄ¹¤×÷£¬´Ó¿ªÊ¼µÚÒ»¶Ôµ½½áβµÄ×îºóÒ»¶Ô¡£ÔÚÕâÒ»µã£¬×îºóµÄÔªËØÓ¦¸Ã»áÊÇ×î´óµÄÊý¡£</li> 
 * <li>Õë¶ÔËùÓеÄÔªËØÖØ¸´ÒÔÉϵIJ½Ö裬³ýÁË×îºóÒ»¸ö¡£</li> 
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 * </ul> 
 *  
 * @param numbers 
 *            ÐèÒªÅÅÐòµÄÕûÐÍÊý×é 
 */ 
public static void bubbleSort(int[] numbers) {  
    int temp; // ¼Ç¼ÁÙʱÖмäÖµ  
    int size = numbers.length; // Êý×é´óС  
    for (int i = 0; i < size - 1; i++) {  
        for (int j = i + 1; j < size; j++) {  
            if (numbers[i] < numbers[j]) { // ½»»»Á½ÊýµÄλÖà 
                temp = numbers[i];  
                numbers[i] = numbers[j];  
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 package com.chinacache.utils;
import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import org.apache.log4j.Logger;
public class FileUtils {
private static final Logger logger = Logger.getLogger(FileUtils.class);
/**
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