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JProgressBarµÄ´úÂëÎĵµ´ó¼Ò¿ÉÒԲο¼JDK1.6£¬±ÈÈç¹¹Ô캯ÊýÓÐÄÄЩ£¬³£Óõķ½·¨ÓÐÄÄЩÔڴ˾Ͳ»¶àÐðÊö£»
Ò»°ãʹÓÃÇé¿öÊÇ£¬µã»÷°´Å¥ÊÇ×öÒ»¼þÊÂÇ飬±ÈÈ籸·Ý£¬½ø¶ÈÌõ³öÏÖ²¢Ôö¼Ó½ø¶È±íʾÕýÔÚ½øÐлòµ½Ê²Ã´³Ì¶È£¬ÊÂÇé½áÊøÊ±£¬½ø¶ÈÌõÏÔʾÂú½ø¶È£¬²¢Ïûʧ£»
ÏÂÃæ´úÂë˵Ã÷Á˰ÑÊý¾Ý¿âÖÐµÄ±íµ¼³öµ½excelÖУ¬¹Ø¼üÊÇ˼·£¬Ï£Íû¶ÔÓõ½½ø¶ÈÌõµÄÅóÓÑÓеãÆô·¢£¬ÓÐÎÊÌâ¿ÉÒÔ¸øÎÒÓʼþ.
1¡¢°´Å¥µã»÷ʼþ£ºbtnBackup.addActionListener(new ActionListener(){
                                   backup(tables);
                          }
2¡¢backup()·½·¨
 protected void backup(List tables)  {
              new Thread(new BackupThread(tables)).start();
 }
3¡¢¹Ø¼üÊǶ¨ÒåÏß³Ì
 class BackupThread implements Runnable{
  List tables;
  public BackupThread(List tables){
   this.tables = tables;
  }
  public void run() {
   ExcelBis bis = new ExcelBis(); //×Ô¼º¶¨ÒåµÄÀ࣬ʵÏÖexcelµ¼³ö
   bar.setMaximum(100); //ÉèÖýø¶ÈÌõµÄÊôÐÔ
   bar.setVisible(true);
   boolean flag = true;
   //ÓÉÓÚÒµÎñÐèÒª×î¶àÖ»ÓÐ4Õűí¸ñ
   for(int i=0;i<tables.size();i++){
       int va = bis.back(tables.get(i).toString());
       if(va == 0)
          bar.setValue((100/tables.size())*(i+1));
       else{
          lblInfo.setText("Ìáʾ£º  ±¸·Ýʧ°Ü£¬ÇëºÍ¹ÜÀíÔ±ÁªÏµ.")


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package socket;
import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.net.ServerSocket;
import java.net.Socket;
public class Server {
 public static void main(String[] args) {
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