JAVA¶¨Ê±Æ÷ Timer+TimerTask
±¾ÎÄÊ×ÏÈÉè¼ÆÒ»¸öµ¥´Î¶¨Ê±Æ÷Timer+TimerTask£¬È»ºóÔٴλù´¡ÉÏÉè¼ÆÒ»¸öÑ»·¶¨Ê±Æ÷¡£
ÎÒ½«°Ñ java.util.Timer ºÍ java.util.TimerTask ͳ³ÆÎª Java ¼ÆÊ±Æ÷¿ò¼Ü£¬ËüÃÇʹ³ÌÐòÔ±¿ÉÒÔºÜÈÝÒ׵ؼƻ®¼òµ¥µÄÈÎÎñ£¨×¢ÒâÕâЩÀàÒ²¿ÉÓÃÓÚ J2ME ÖУ©¡£²»¹ý£¬Java ¼ÆÊ±Æ÷¿ò¼ÜûÓÐ×ã¹»µÄÄÜÁ¦À´Âú×ãÐí¶àÓ¦ÓóÌÐòµÄ¼Æ»®ÒªÇó¡£ÉõÖÁÒ»ÏîÐèÒªÔÚÿÌìͬһʱ¼äÖØ¸´Ö´ÐеÄÈÎÎñ£¬Ò²²»ÄÜÖ±½ÓʹÓà Timer À´¼Æ»®£¬Òò´ËÎÒÃǽ«ÔÙTimer+TimerTaskµÄ»ù´¡ÉÏÉè¼ÆÒ»¸öͨÓõÄÑ»·¶¨Ê±Æ÷£¬ÕâÀï³ÆÖ®Îª¼Æ»®¿ò¼Ü£¬´Ó¶øÔÊÐí¸üÁé»îµÄ¼Æ»®ÈÎÎñ¡£Õâ¸ö¿ò¼Ü·Ç³£¼òµ¥ ¨D¨D Ëü°üÀ¨Á½¸öÀàºÍÒ»¸ö½Ó¿Ú ¨D¨D ²¢ÇÒÈÝÒ×ÕÆÎÕ¡£
Ò»¡¢¼Æ»®µ¥´ÎÈÎÎñ
ÏëÏñÒ»¸öÖóµ°¼ÆÊ±Æ÷£¬ÔÚÊý·ÖÖÓÖ®ºó£¨Õâʱµ°ÖóºÃÁË£©Ëü»á·¢³öÉùÒôÌáÐÑÄú¡£Listing 1 ¹¹³ÉÁËÒ»¸ö¼òµ¥µÄÖóµ°¼ÆÊ±Æ÷µÄ»ù±¾½á¹¹£º
¡¾Listing 1£ºµ¥´Î¶¨Ê±Æ÷Timer+TimerTask¡¿
import java.util.Timer;
import java.util.TimerTask;
/********************************************************************
* µ¥´Î¼ÆÊ±Æ÷ Timer+TimerTask×éºÏ
* TimerÀàÊÇḬ̈߳²È«µÄ£º¶à¸öÏ߳̿ÉÒÔ¹²Ïíµ¥¸ö Timer ¶ÔÏó¶øÎÞÐè½øÐÐÍⲿͬ²½¡£
* Óëÿ¸öTimer¶ÔÏóÏà¶ÔÓ¦µÄÊǵ¥¸öºǫ́Ị̈߳¬ÓÃÓÚ˳ÐòµØÖ´ÐÐËùÓмÆÊ±Æ÷ÈÎÎñ¡£
*/
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();
}
private void playSound() {
System.out.println("Your egg is ready!");
}
}, minutes * 1000);
}
public static void main(String[] args) {
EggTimer eggTimer = new EggTimer(2);
eggTimer.start();
}
}
EggTimer ÀàÓµÓÐÒ»¸ö Timer ʵÀý£¬ÓÃÓÚÌṩ±ØÒªµÄ¼Æ»®¡£Óà start() ·½·¨Æô¶¯Öóµ°¼ÆÊ±Æ÷ºó£¬Ëü¾Í¼Æ»®ÁËÒ»¸ö TimerTask £¬ÔÚÖ¸¶¨µÄ·ÖÖÓÊýÖ®ºóÖ´ÐС£Ê±¼äµ½ÁË£¬ Timer ¾ÍÔÚºǫ́µ÷Óà TimerTask µÄ start() ·½·¨£¬Õâ»áʹËü·¢³öÉùÒô¡£ÔÚÈ¡Ïû¼ÆÊ±Æ÷ºóÕâ¸öÓ¦ÓóÌÐò¾Í»áÖÐÖ¹¡£
¶þ¡¢¼Æ»®Öظ´Ö´ÐеÄÈÎÎñ
ͨ¹ýÖ¸¶¨Ò»¸ö¹Ì¶¨µÄÖ´ÐÐÆµÂÊ»òÕ߹̶¨µÄÖ´ÐÐʱ¼ä¼ä¸ô£¬ Timer
Ïà¹ØÎĵµ£º
Èç¹ûÒªÔËÐÐjava³ÌÐò¾Í±ØÐë°²×°JRE£¨Java Runtime Environment)
Èç¹ûÒª¿ª·¢java³ÌÐò¾Í±ØÐë°²×°JDK£¨Java Develope Kit)
£¬×¢ÒâJDKÖаüÀ¨ÁËJRE¡£
°²×°Íê³Éºó£¬ÐèÒªÐÞ¸Äϵͳ»·¾³±äÁ¿PATH·½·¨£¬²ÅÄÜʹϵͳ֪µÀµ½ÄÄÀïÈ¥ÕÒjavacµÈÏà¹Ø±àÒëÐèÒªµÄÃüÁ·½·¨ÈçÏ£º
1¡¢ÓÒ¼üµ¥»÷ÎҵĵçÄÔ£¬Ñ¡‘ÊôÐÔ’²Ëµ¥£¬ÔÚµ¯³öµÄ¶Ô» ......
ÏàÐÅ´ó¼Ò¶¼ÓÃjavadocµÄÃüÁîÉú³É¹ýapi help °É£¿µ«Êǰü×¢ÊÍÔõôÀ´µÄÄØ£¿½ñÌìѧϰԴ´úÂëµÄʱºò·¢ÏÖÁËÕâ¸ö°ü×¢Ê͵ÄÀ´Ô´¡£
±ÈÈ磺org.apache.james.utilÕâ¸öµÄ°ü×¢ÊÍ¡£ÔÚÕâ¸ö°üϱßÓÐÒ»¸öpackage.htmlµÄÎļþ¡£
<body>
<p>A variety of utility classes used inside James.</p>
</body>
ÕâÑùÔÙÓ ......
package info.gnuhpc;
/**
* @author gnuhpc email: warmbupt@gmail.com blog: http://gnuhpc.info
* @date 2010-1-22
* @bugs ²»Ö§³Ö¶àÒô×Ö´¦Àí
*/
public class PinyinConv {
// ¼òÌåÖÐÎĵıàÂ뷶Χ´ÓB0A1£¨45217£©Ò»Ö±µ½F7FE£¨63486£©
private static int BEGIN = 45217;
private static int ......
Éè¼ÆÄ£Ê½
Ò»¸ö³ÌÐòÔ±¶ÔÉè¼ÆÄ£Ê½µÄÀí½â:
“²»¶®”ΪʲôҪ°ÑºÜ¼òµ¥µÄ¶«Î÷¸ãµÃÄÇô¸´ÔÓ¡£ºóÀ´Ëæ×ÅÈí¼þ¿ª·¢¾ÑéµÄÔö¼Ó²Å¿ªÊ¼Ã÷°×ÎÒËù¿´µ½µÄ“¸´ÔӔǡǡ¾ÍÊÇÉè¼ÆÄ£Ê½µÄ¾«ËèËùÔÚ£¬ÎÒËùÀí½âµÄ“¼òµ¥”¾ÍÊÇÒ»°ÑÔ¿³×¿ªÒ»°ÑËøµÄģʽ£¬Ä¿µÄ½ö½öÊÇ×ÅÑÛÓÚ½â¾öÏÖÔÚµÄÎÊÌ⣬¶øÉè¼ÆÄ£Ê½µÄ“¸´ÔÓ&rdq ......