Java ¶àÏß³Ì
1. ´´½¨Ị̈߳¨¼Ì³ÐThreadºÍʵÏÖrunnable½Ó¿Ú£© class SubThread {
private class InnerThread extends Thread {
@Override
public void run() {
System.out.println(Thread.currentThread().getName());
super.run();
}
}
public Thread getThread() {
return new InnerThread();
}
}
£². Ï̵߳ĿØÖÆ
isAlive() //ÅжÏÏß³ÌÊÇ·ñ»¹¡°»î×Å¡±£¬¼´Ïß³ÌÊÇ·ñ»¹Î´ÖÕÖ¹
getPriority() //»ñµÃÏ̵߳ÄÓÅÏȼ¶ÊýÖµ
setPriority() //ÉèÖÃÏ̵߳ÄÓÅÏȼ¶Ö¸Êý
Thread.sleep() //¾²Ì¬·½·¨£¬½«µ±Ç°Ïß³Ì˯ÃßÖ¸¶¨ºÁÃëÊý
join() //µ÷ÓÃijÏ̵߳ĸ÷½·¨£¬½«µ±Ç°Ïß³ÌÓë¸ÃÏ̺߳ϲ¢£¬
//¼´µÈ´ý¸ÃÏ߳̽áÊø£¬Ôٻظ´µ±Ç°Ï̵߳ÄÔËÐС£
yield() //ÈóöCPU£¬µ±Ç°Ï߳̽øÈë¾ÍÐ÷״̬µÈ´ýµ÷¶È
interrupt() //ÖжÏÏß³Ì
wait() //µ±Ç°Ï߳̽øÈë¶ÔÏóµÄwait pool
notify()/all //»½ÐѶÔÏóµÄwait poolÖеÄÒ»¸ö/ËùÓеȴýÏß³Ì
3. Ï̵߳Äͬ²½£¨Í¬²½¿éºÍͬ²½·½·¨£©synchronized
Ïà¹ØÎĵµ£º
Ò»¡¢Java»ù´¡ÖªÊ¶
1.JavaÓÐÄÇЩ»ù±¾Êý¾ÝÀàÐÍ£¬StringÊDz»ÊÇ»ù±¾Êý¾ÝÀàÐÍ£¬ËûÃÇÓкÎÇø±ð¡£
2.×Ö·û´®µÄ²Ù×÷£º
дһ¸ö·½·¨£¬ÊµÏÖ×Ö·û´®µÄ·´×ª£¬È磺ÊäÈëabc£¬Êä³öcba
дһ¸ö·½·¨£¬ÊµÏÖ×Ö·û´®µÄÌæ»»£¬È磺ÊäÈëbbbwlirbbb£¬Êä³öbbbhhtccc¡£
3.Êý¾ÝÀàÐÍÖ®¼äµÄת»»
ÈçºÎ½«ÊýÖµÐÍ×Ö·ûת»»ÎªÊý×Ö£¨Intege ......
¹ØÓÚZKÕâ¸ö¿ò¼Ü,¹úÄÚʹÓõÄÓû§Ó¦¸Ã±È½ÏÉÙ,¹úÄÚµÄ×ÊÁÏÒ²Ï൱µÄÉÙ,µ«ÊÇÔÚ¹úÍâ,Õâ¸ö¶«Î÷ÒѾºÜ¶àÈËÔÚʹÓÃÁË,ÒÔǰҲûÔõô½Ó´¥¹ý,×î½ü¿ªÊ¼Ê¹ÓÃZKÀ´×ö¿ª·¢,·¢ÏÖÕâ¶«Î÷ÔÚʹÓõÄʱºò,»¹ÂùÓÐÒâ˼µÄ,ËùÒÔ×¼±¸¼ÇÏÂʹÓÃÈÕÖ¾,Áô¸øÒÔºó»Ø¹ËºÍ´ó¼Ò·ÖÏí
Ê×ÏÈÐèÒªÖªµÀZKÊÇÒ»¸öʲô¶«Î÷,Õâ¸ö¿ò¼ÜÊÇÎÒ¹ų́ÍåµÄÅóÓÑ¿ª·¢µÄ,ËûÊÇÒ»¸öʼþÇý¶¯(e ......
ÔÚÎÒÃÇд³ÌÐòµÄʱºò,ÓÐʱ»áÒªÇó±£´æÒ»Ð©Êý¾Ý,±ÈÈçÓû§Ãû»òÕß±ðµÄ,µ«ÊÇÕâÑùÊý¾ÝÓÖ²»ÊDZ£´æÔÚ³ÌÐòͬһĿ¼ÏÂ,ÕâÑù×öÌ«Ã÷ÏÔÁË,Ò²²»Ì«°²È«,ÄÇÔõô°ìÄØ?Õâ¸öʱºò,Èç¹ûÄܰÑÊý¾Ý±£´æµ½×¢²á±íÀïÃæÈ¥,ÄǸöàºÃ,Ò»À´Òþ±Î,¶þÀ´·½±ã,²»ÖÁÓÚÔÚ³ÌÐòĿ¼ÏÂÉú³ÉÒ»´óƬÎļþ.
ÔÚJAVAÀïÃæ,¿ÉÒÔÀûÓÃjava.util.prefs.PreferencesÀ´¶Ô×¢²á±í½øÐ ......
³ÌÐòÖ´ÐÐʱ»á˳Ðò¾¹ýloading¡¢linking¡¢initializationÈý¸ö²½Öè
1. loading£º²éÕÒÀà»ò½Ó¿ÚµÄ¶þ½øÖÆÎļþ
2. linking£º×°ÈëÀà»ò½Ó¿ÚµÄ¶þ½øÖÆÎļþ£¬ºÏΪJVMµÄÔËÐÐ״̬£¬Ê¹Æä¿ÉÒÔ±»Ö´ÐС£´Ë¹ý³Ì°üÀ¨Èý¸ö×Ó¹ý³Ì£ºverification, preparation, and
resolution of symbolic references
3. initialization£º ......