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

javaÉèÖð´Ê±¼ä×Ô¶¯Ö´ÐÐ

import java.util.Timer;  
import java.util.TimerTask;  
public class EggTimer {     
    private final Timer timer = new Timer();  
    private final int minutes;  
    public EggTimer(int minutes) {   
       this.minutes = minutes;  
    }  
    public void start() {   
       timer.schedule(new TimerTask() {   
           public void run() {   
               playSound();   
               timer.cancel();  
               EggTimer eggTimer = new EggTimer(2);   
               eggTimer.start();  
            }   
           private void playSound() {   
               System.out.println("Your egg is ready!");  
                // Start a new thread to play a sound...  
            }   
       }, minutes * 1 * 1000);  
    }   
   public static void main(String[] args) {   
       EggTim


Ïà¹ØÎĵµ£º

´«ÖDz¥¿ÍjavaÅàѵ java»ù´¡Ö®Pool

×òÌìÓиöÅóÓÑÎÊÎÒ£¬Ñ§µÃ»á²»,°³ËµÑ§µÄ»á£¡
ºóÀ´ËûÓÖÎÊÎÒ£¬ËûÈç¹ûѧµÄ»°£¬Ñ§µÄ»áѧ²»»á£¬°³ËµÖ»Òª²»±¿µ°£¬°ÑÐÄ˼·ÅÔÚjavaÉÏ£¬¾ÍÒ»¶¨Ñ§µÄ»á£¡
ʱ¼äÒ»Ö±¹ýµÄ¶¼ºÜ¿ì£¬Ã¿¸öÈËÄܰÑÎÕµÄÒ²Ö»ÓнñÌ죬ËùÒÔ¼´Ê¹À§ÄÑÔٶֻ࣬ÓдËʱ´Ë¿Ì×Ô¼ºÔÚ²»Í£µÄŬÁ¦¡£
ÄÄÅÂÏñÎÏÅ£Ò»ÑùµÄǰ½ø£¬Ò²Ò»¶¨Óгɹ¦µÄÒ»Ì죬¾ÍÅÂ×Ô¼º·ÅÆú£¬ÅÂ×Ô¼ºÃ»ÓÐÐÅÐÄ£ ......

Java Êý×é List ÈçºÎ´«Öµ

// ºÏ²¢ List ÖеÄÏàͬÊý¾ÝÐÐ
// Source £º tmpOrderEntryListBeanList
// Target £º resultOrderEntryListBeanList
// ------------------------------------------------------------------

// £¨1£©½«½á¹û¸³¸ø Result Livon 2010-5-18 Èý
// ÕûÀíÁÐ±í£¬ÒÔ±ã²éѯ¿â´æ¡£
private List<OrderEntryListBe ......

domino java ´úÀíµ÷ÓÃÊÜÏÞÖÆÀà






  ÔÚDOMINOÖÐʹÓÃHibernateʱ£¬»á³öÏÖÒÔϵĴíÎó£º
ÎÊÌâÊÇÓÉÓÚdomino jre µÄĬÈϰ²È«²»Ö§³ÖReflectPermission "suppressAccessChecks";
ÔÚDOMINO JVMµÄ°²È«²ßÂÔÎļþÖмÓÈë
permission java.lang.reflect.ReflectPermission
" ......

javaµÄvolatileÊÇʲôÒâ˼


ÎÒÃÇÖªµÀ£¬ÔÚJavaÖÐÉèÖñäÁ¿ÖµµÄ²Ù×÷£¬³ýÁËlongºÍdoubleÀàÐ͵ıäÁ¿Íâ¶¼ÊÇÔ­×Ó²Ù×÷£¬Ò²¾ÍÊÇ˵£¬¶ÔÓÚ±äÁ¿ÖµµÄ¼òµ¥¶Áд²Ù×÷ûÓбØÒª½øÐÐͬ²½¡£
ÕâÔÚJVM 1.2֮ǰ£¬JavaµÄÄÚ´æÄ£ÐÍʵÏÖ×ÜÊÇ´ÓÖ÷´æ¶ÁÈ¡±äÁ¿£¬ÊDz»ÐèÒª½øÐÐÌØ±ðµÄ×¢ÒâµÄ¡£¶øËæ×ÅJVMµÄ³ÉÊìºÍÓÅ»¯£¬ÏÖÔÚÔÚ¶àÏ̻߳·¾³ÏÂvolatile¹Ø¼ü×ÖµÄʹÓñäµÃ·Ç³£ÖØÒª¡£
ÔÚµ±Ç° ......

java¼Ì³ÐÎÊÌâ ¾­³£Óöµ½±£´æÏÂÀ´

import java.util.ArrayList;
import java.util.HashMap;

public class Client {

/**
* @param args
*/
public static void main(String[] args) {
test1();
System.out.println("==================================");
test2(); ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ