javaÖÐabstractÓëinterface
abstract classºÍinterfaceÊÇJavaÓïÑÔÖжÔÓÚ³éÏóÀඨÒå½øÐÐÖ§³ÖµÄÁ½ÖÖ»úÖÆ£¬ÕýÊÇÓÉÓÚÕâÁ½ÖÖ»úÖÆµÄ´æÔÚ£¬²Å¸³ÓèÁËJavaÇ¿´óµÄÃæÏò¶ÔÏóÄÜÁ¦¡£ abstract classºÍinterfaceÖ®¼äÔÚ¶ÔÓÚ³éÏóÀඨÒåµÄÖ§³Ö·½Ãæ¾ßÓкܴóµÄÏàËÆÐÔ£¬ÉõÖÁ¿ÉÒÔÏà»¥Ìæ»»£¬Òò´ËºÜ¶à¿ª·¢ÕßÔÚ½øÐгéÏóÀඨÒåʱ¶ÔÓÚ abstract classºÍinterfaceµÄÑ¡ÔñÏԵñȽÏËæÒâ¡£Æäʵ£¬Á½ÕßÖ®¼ä»¹ÊÇÓкܴóµÄÇø±ðµÄ£¬¶ÔÓÚËüÃǵÄÑ¡ÔñÉõÖÁ·´Ó³³ö¶ÔÓÚÎÊÌâÁìÓò±¾ÖʵÄÀí½â¡¢¶ÔÓÚÉè¼ÆÒâͼµÄÀí½âÊÇ·ñÕýÈ·¡¢ºÏÀí¡£±¾ÎĽ«¶ÔËüÃÇÖ®¼äµÄÇø±ð½øÐÐÒ»·¬ÆÊÎö£¬ÊÔͼ¸ø¿ª·¢ÕßÌṩһ¸öÔÚ¶þÕßÖ®¼ä½øÐÐÑ¡ÔñµÄÒÀ¾Ý¡£
Ò»¡¢Àí½â³éÏóÀà abstract classºÍinterfaceÔÚJavaÓïÑÔÖж¼ÊÇÓÃÀ´½øÐгéÏóÀࣨ±¾ÎÄÖеijéÏóÀಢ·Ç´Óabstract class·Òë¶øÀ´£¬Ëü±íʾµÄÊÇÒ»¸ö³éÏóÌ壬¶øabstract classΪJavaÓïÑÔÖÐÓÃÓÚ¶¨Òå³éÏóÀàµÄÒ»ÖÖ·½·¨£¬Çë¶ÁÕß×¢ÒâÇø·Ö£©¶¨ÒåµÄ£¬ÄÇôʲôÊdzéÏóÀ࣬ʹÓóéÏóÀàÄÜΪÎÒÃÇ´øÀ´Ê²Ã´ºÃ´¦ÄØ£¿ÔÚÃæÏò¶Ô ÏóµÄ¸ÅÄîÖУ¬ÎÒÃÇÖªµÀËùÓеĶÔÏó¶¼ÊÇͨ¹ýÀàÀ´Ãè»æµÄ£¬µ«ÊÇ·´¹ýÀ´È´²»ÊÇÕâÑù¡£²¢²»ÊÇËùÓеÄÀà¶¼ÊÇÓÃÀ´Ãè»æ¶ÔÏóµÄ£¬Èç¹ûÒ»¸öÀàÖÐûÓаüº¬×ã¹»µÄÐÅÏ¢À´Ãè»æÒ»¸ö¾ßÌåµÄ¶ÔÏó£¬ÕâÑùµÄÀà¾ÍÊdzéÏóÀà¡£³éÏóÀàÍùÍùÓÃÀ´±íÕ÷ÎÒÃÇÔÚ¶ÔÎÊÌâÁìÓò½øÐзÖÎö¡¢Éè¼ÆÖеóöµÄ³éÏó¸ÅÄÊǶÔһϵÁп´ÉÏÈ¥²»Í¬£¬µ«ÊDZ¾ÖÊÉÏÏàͬµÄ¾ßÌå¸ÅÄîµÄ³éÏó¡£±ÈÈ磺Èç¹ûÎÒÃǽøÐÐÒ»¸öͼÐαà¼Èí¼þµÄ¿ª·¢£¬¾Í»á·¢ÏÖÎÊÌâÁìÓò´æÔÚ×ÅÔ²¡¢Èý½ÇÐÎÕâÑùһЩ¾ßÌå¸ÅÄËüÃÇÊDz»Í¬µÄ£¬µ«ÊÇËüÃÇÓÖ¶¼ÊôÓÚÐÎ×´ÕâÑùÒ»¸ö¸ÅÄÐÎ×´Õâ¸ö¸ÅÄîÔÚÎÊÌâÁìÓòÊDz»´æÔڵģ¬Ëü¾ÍÊÇÒ»¸ö³éÏó¸ÅÄî¡£ÕýÊÇÒòΪ³éÏóµÄ¸ÅÄîÔÚÎÊÌâÁìÓòûÓжÔÓ¦µÄ¾ßÌå¸ÅÄËùÒÔÓÃÒÔ±íÕ÷³éÏó¸ÅÄîµÄ³éÏóÀàÊDz»Äܹ»ÊµÀý»¯µÄ¡£ ÔÚÃæÏò¶ÔÏóÁìÓò£¬³éÏóÀàÖ÷ÒªÓÃÀ´½øÐÐÀàÐÍÒþ²Ø¡£ÎÒÃÇ¿ÉÒÔ¹¹Ôì³öÒ»×é¹Ì¶¨ÐÐΪµÄ³éÏóÃèÊö£¬µ«ÊÇÕâ×éÐÐΪȴÄܹ»ÓÐÈÎÒâ¸ö¿ÉÄܵľßÌåʵÏÖ·½Ê½¡£Õâ¸ö³éÏóÃèÊö¾ÍÊdzéÏóÀ࣬¶ø¾ßÌåʵÏÖÔò±íÏÖΪÅÉÉúÀࡣģ¿é¿ÉÒÔ²Ù×÷Ò»¸ö³éÏóÌå¡£ÓÉÓÚÄ£¿éÒÀÀµÓÚÒ»¸ö¹Ì¶¨µÄ³éÏóÌ壬Òò´ËËü¿ÉÒÔÊDz»ÔÊÐíÐ޸ĵģ»Í¬Ê±£¬Í¨¹ý´ÓÕâ¸ö³éÏóÌåÅÉÉú£¬Ò²¿ÉÀ©Õ¹´ËÄ£¿éµÄÐÐΪ¹¦ÄÜ¡£ÊìϤOCPµÄ¶ÁÕßÒ»¶¨ÖªµÀ£¬ÎªÁËÄܹ»ÊµÏÖÃæÏò¶ÔÏóÉè¼ÆµÄÒ»¸ö×îºËÐĵÄÔÔòOCP(Open-Closed Principle)£¬³éÏóÀàÊÇÆäÖеĹؼüËùÔÚ¡£
¶þ¡¢´ÓÓï·¨¶¨Òå²ãÃæ¿´abstract classºÍinterface ÔÚÓï·¨²ãÃæ£¬JavaÓïÑÔ¶ÔÓÚabstract classºÍinterface¸ø³öÁË
Ïà¹ØÎĵµ£º
Çë²Î¼ûÉÏһƪÎÄÕ£¬µÇ¼MSNÐÒé
¾ßÌåJavaʵÏÖ:
ÃüÁîÐòÁУº<<´ú±í·¢ËÍ,>>´ú±í½á¹û
1.Á¬½ÓDS(Dispatcher Server)£¬µÃµ½NS(Notification Server)
<<VER 1 MSNP18 CVR0
>>VER 1 MSNP18
<<CVR 2 0x0804 winnt 5.1 i386 MSNMSGR 14.0.8089.0726 msmsgs yourAccount
>>CVR 2 14.0.8089 ......
ÉÏһƪÎÄÕÂÖнéÉÜÁËÔõÑùÀûÓÃMSNPµÇ¼MSN£¬ÔڵǼºó±ã¿ÉÈ¡ÁªÏµÈËÁË£¬ºÜ¼òµ¥¡£
²Î¿¼ÎÄÕ£º
http://msnpiki.msnfanatic.com/index.php/MSNP13:Contact_List
http://msnpiki.msnfanatic.com/index.php/MSNP15:TicketTokens
ÔڵǼºó£¬¿ÉÒԵõ½Ò»¸öcontacts.msn.comµÄticketToken£¬Õâ¿ÉÓÃÓÚºóÐøµÄÑéÖ¤
Ò»ÖÖ·½·¨ÊǼÓÈëÒ»¸öMS ......
1.
Ôö¼ÓJavaÓ¦ÓÃ
ÔÚandroid_2.1/packages/appsÔö¼Ó¸ÃÏîÄ¿£»
ÔÚbuild/target/product/generic.mkµÄPRODUCT_PACKAGESºóÃæÔö¼Ó¶ÔÓ¦°üµÄÃû×Ö¡£
1.1
´ÓÃüÁîÐ ......
1. ÈçºÎµÃµ½JavaÓ¦ÓóÌÐòµÄ¿ÉÓÃÄڴ棿
´ð£ºÈçÏ´úÂëʵÏÖÈ¡µÃ×ܵÄÄÚ´æ´óСºÍ¿ÉÓÃÄÚ´æ´óС£¬²¢´òÓ¡µ½¿ØÖÆÌ¨ÉÏ
public class MemoryExp {
public static void main(String[] args) {
System.out.println("Total Memory"+Runtime.getRuntime().totalMemory());
System.out.println("Free Memory ......