Ò׽ؽØÍ¼Èí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

javaʱ¼ä¶¯Ì¬ÏÔʾ Á½ÖÖ·½·¨

ʱ¼ä¶¯Ì¬ÏÔʾ
1.·½·¨Ò» ÓÃTimerTask
ÀûÓÃjava.util.TimerºÍjava.util.TimerTaskÀ´×ö¶¯Ì¬¸üУ¬±Ï¾¹Ã¿´Î¸üпÉÒÔ¿´×÷ÊǼÆÊ±1Ãë·¢ÉúÒ»´Î¡£
´úÂëÈçÏ£º
import java.awt.Dimension;
import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Date;
import java.util.Timer;
import java.util.TimerTask;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
/**
 * This class is a simple JFrame implementation to explain how to
 * display time dynamically on the JSwing-based interface.
 * @author Edison
 *
 */
public class TimeFrame extends JFrame
{
 /*
  * Variables
  */
 private JPanel timePanel;
 private JLabel timeLabel;
 private JLabel displayArea;
 private String DEFAULT_TIME_FORMAT = "HH:mm:ss";
 private String time;
 private int ONE_SECOND = 1000;
 
 public TimeFrame()
 {
  timePanel = new JPanel();
  timeLabel = new JLabel("CurrentTime: ");
  displayArea = new JLabel();
  
  configTimeArea();
  
  timePanel.add(timeLabel);
  timePanel.add(displayArea);
  this.add(timePanel);
  this.setDefaultCloseOperation(EXIT_ON_CLOSE);
  this.setSize(new Dimension(200,70));
  this.setLocationRelativeTo(null);
 }
 
 /**
  * This method creates a timer task to update the time per second
  */
 private void configTimeArea() {
  Timer tmr = new Timer();
  tmr.scheduleAtFixedRate(new JLabelTimerTask(),new Date(), ONE_SECOND);
 }
 
 /**
  * Timer task to update the time display area
  *
  */
 protected class JLabelTimerTask extends TimerTask{
  SimpleDateFormat dateFormatter = new SimpleDateFormat(DEFAULT_TIME_FORMAT);
  @Override
  public void run() {
   time = da


Ïà¹ØÎĵµ£º

Java communications API ʵÏÖ²¢Ðж˿ڴòÓ¡

ʹÓà Java communications API ʵÏÖ²¢Ðж˿ڴòÓ¡
 
ÕâÊÇÒ»¸öÔÚ¿Í»§Ö§³ÖÖÐÓöµ½µÄÐÂÎÊÌ⣬ÎÒÔÚÏà¹ØµÄÍøÕ¾([url]www.rxtx.org[/url] and [url]www.sun.com.cn[/url])ÉÏÕÒµ½ÁËһЩÓÐÓõÄÐÅÏ¢£¬×îºóÖÕÓÚÔÚWindows XP ºÍ LinuxIA32 ƽ̨ÏÂʵÏÖ²¢Ðж˿ڴòÓ¡ÕâÒ»¹¦ÄÜ¡£
 
Ê×ÏÈ£¬ÎÒÃÇÒª´ÓSUNµÄÍøÕ¾ÏÂÔØJava communicat ......

java ÍøÂç±à³Ì

ÕâÀï¶ÔÓÚ¼¸¸ö»ù±¾µÄ¸ÅÄî URL  TCP  UDP  Socket ¾Í²»¼Ó˵Ã÷ÁË£¬ÕâÀï½ö½öÊǼǼһЩѧϰÈÕÖ¾±¸Íü¡£
1£ºÈçºÎ¶¨ÒåÏà¶Ô×ÊÔ´
     ¼ÙÉèÓÐÈçÏÂÁ½¸ö×ÊÔ´ £º
     http://www.gamelan.com/pages/Gamelan.game.html
     http://www.gamelan.com/pa ......

java»Øµ÷»úÖÆ¼°HibernateÖеÄHibernateTemplateʵÏÖ

   ̸̸»Øµ÷°É£¬ÒÔǰѧjavaµÄʱºò¾ÓȻû½Ó´¥µ½Õâ¸ö´Ê»ã£¬º¹£¬×î½üÑо¿hibernateºÍspring½áºÏʱ£¬·¢ÏÖspringʵÏÖhibernateʱӦÓÃÁ˻ص÷»úÖÆ£¬ÓÚÊÇgoogleÁ˺ܶà´Î£¬ÖÕÓÚÓÐËùÌå»áÁË£¬ÏÖÔÚ×öÏÂССµÄ×ܽᣬÒÔ±ã¼ÓÉîÓ¡Ïó£¡
 java»Øµ÷»úÖÆ£º
Èí¼þÄ£¿éÖ®¼ä×ÜÊÇ´æÔÚ×ÅÒ»¶¨µÄ½Ó¿Ú£¬´Óµ÷Ó÷½Ê½ÉÏ£¬¿ÉÒÔ°ÑËûÃÇ·ÖΪÈý ......

¡¶javaÓïÑÔ³ÌÐòÉè¼Æ£¨Ò»£©¡·2009Äê×Ôѧ¿¼ÊÔ´ó¸ÙµÚ6ÕÂ

¡¶javaÓïÑÔ³ÌÐòÉè¼Æ£¨Ò»£©¡·2009Äê×Ôѧ¿¼ÊÔ´ó¸ÙµÚ6ÕÂ
www.wesiedu.com   2009-5-5   ÔÚÏßÄ£Ä⿼³¡
µÚ6Õ ͼÐνçÃæÉè¼Æ(¶þ)
(Ò»)¿Î³ÌÄÚÈÝ
6.1Ñ¡Ôñ¿òºÍµ¥Ñ¡°´Å¥
6.1.1Ñ¡Ôñ¿ò
6.1.2µ¥Ñ¡¿ò
6.1.3µ¥Ñ¡°´Å¥
6.1.4Ñ¡ÔñÏîĿʼþ´¦Àí
6.2ÁбíºÍ×éºÏ¿ò
6.2.1Áбí
6.2.2×éºÏ¿ò
6.3²Ëµ¥
6.3.1²Ëµ¥Ìõ¡ ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ