Ò׽ؽØͼÈí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

³ÉΪJava¸ßÊÖµÄ25¸öѧϰҪµã

1. ÄãÐèÒª¾«Í¨ÃæÏò¶ÔÏó·ÖÎöÓëÉè¼Æ(OOA/OOD)¡¢É漰ģʽ(GOF£¬J2EEDP)ÒÔ¼°×ÛºÏģʽ¡£ÄãÓ¦¸ÃÁ˽âUML£¬ÓÈÆäÊÇclass¡¢object¡¢interactionÒÔ¼°statediagrams¡£
2. ÄãÐèҪѧϰJavaÓïÑԵĻù´¡ÖªÊ¶ÒÔ¼°ËüµÄºËÐÄÀà¿â(collections¡¢serialization¡¢streams¡¢networking¡¢multithreading¡¢reflection¡¢event¡¢handling¡¢NIO¡¢localizationÒÔ¼°ÆäËû)¡£
3. ÄãÓ¦¸ÃÁ˽âJVM¡¢classloaders¡¢classreflectÒÔ¼°À¬»ø»ØÊյĻù±¾¹¤×÷»úÖƵȡ£ÄãÓ¦¸ÃÓÐÄÜÁ¦·´±àÒëÒ»¸öÀàÎļþ²¢ÇÒÃ÷°×һЩ»ù±¾µÄ»ã±àÖ¸Áî¡£
4. Èç¹ûÄ㽫Ҫд¿Í»§¶Ë³ÌÐò£¬ÄãÐèҪѧϰWebµÄСӦÓóÌÐò(applet)£¬±ØÐèÕÆÎÕGUIÉè¼ÆµÄ˼ÏëºÍ·½·¨£¬ÒÔ¼°×ÀÃæ³ÌÐòµÄSWING¡¢AWT¡¢SWT¡£Ä㻹Ӧ¸Ã¶ÔUI²¿¼þµÄJavaBEAN×é¼þģʽÓÐËùÁ˽⡣JavaBEANSÒ²±»Ó¦ÓÃÔÚJSPÖÐÒÔ°ÑÒµÎñÂß¼­´Ó±íÏÖ²ãÖзÖÀë³öÀ´¡£
5. ÄãÐèҪѧϰJavaÊý¾Ý¿â¼¼Êõ£¬²¢ÇÒ»áʹÓÃÖÁÉÙÒ»ÖÖpersistence/ORM¹¹¼Ü£¬ÀýÈçHibernate¡¢JDO¡¢CocoBase¡¢TopLink¡¢InsideLiberator(¹ú²úJDOºì¹¤³§Èí¼þ)»òÕßiBatis¡£
6. Ä㻹Ӧ¸ÃÁ˽â¶ÔÏó¹ØϵµÄ×迹ʧÅäµÄº¬ÒåÒÔ¼°ËüÊÇÈçºÎÓ°ÏìÒµÎñ¶ÔÏóÓë¹ØϵÐÍÊý¾Ý¿âµÄ½»»¥£¬ºÍËüµÄÔËÐнá¹û¡£»¹ÐèÒªÕÆÎÕ²»Í¬µÄÊý¾Ý¿â²úÆ·ÔËÓ㬱ÈÈçOracle¡¢MySQL¡¢SQL server¡£
7. ÄãÐèҪѧϰServlets¡¢JSP£¬ÒÔ¼°JSTL(StandardTagLibraries)ºÍ¿ÉÒÔÑ¡ÔñµÄµÚÈý·½TagLibraries¡£
8. ÄãÐèÒªÊìϤÖ÷Á÷µÄÍøÒ³¿ò¼Ü£¬ÀýÈçJSF¡¢Struts¡¢Tapestry¡¢Cocoon¡¢WebWork£¬ÒÔ¼°ËûÃÇÏÂÃæµÄÉ漰ģʽ£¬ÈçMVC/MODEL2¡£
9. ÄãÐèҪѧϰÈçºÎʹÓü°¹ÜÀíWeb·þÎñÆ÷£¬ÀýÈçtomcat¡¢resin¡¢Jrun£¬²¢ÇÒÖªµÀÈçºÎÔÚÆä»ù´¡ÉÏÀ©Õ¹ºÍά»¤Web³ÌÐò¡£
10. ÄãÐèҪѧϰ·Ö²¼Ê½¶ÔÏóÒÔ¼°Ô¶³ÌAPI£¬ÀýÈçRMIºÍRMI/IIOP¡£
11. ÄãÐèÒªÕÆÎÕ¸÷ÖÖÁ÷ÐÐÖмä¼þ¼¼Êõ±ê×¼ºÍÓëJava½áºÏʵÏÖ£¬±ÈÈçTuxedo¡¢CROBA£¬µ±È»Ò²°üÀ¨JavaEE±¾Éí¡£
12. ÄãÐèҪѧϰ×îÉÙÒ»ÖÖµÄXMLAPI£¬ÀýÈçJAXP(JavaAPIforXMLProcessing)¡¢JDOM(JavaforXMLDocumentObjectModel)¡¢DOM4J»òJAXR(JavaAPIforXMLRegistries)¡£
13. ÄãÓ¦¸ÃѧϰÈçºÎÀûÓÃJavaµÄAPIºÍ¹¤¾ßÀ´¹¹½¨WebService¡£ÀýÈçJAX-RPC(JavaAPIforXML/RPC)¡¢SAAJ(SOAPwithAttachmentsAPIforJava)¡¢JAXB(JavaArchitectureforXMLBinding)¡¢JAXM(JavaAPIforXMLMessaging)¡¢JAXR(JavaAPIforXMLRegistries)»òÕßJWSDP(JavaWebServicesDeveloperPack)¡£
14. ÄãÐèҪѧϰһÃÅÇáÁ¿¼¶Ó¦ÓóÌÐò¿ò¼Ü£¬ÀýÈçSpring¡¢PicoContainer¡¢Avalon£¬ÒÔ¼°ËüÃǵÄIoC/DI·ç¸ñ(setter£¬constructor£¬interfaceinjection


Ïà¹ØÎĵµ£º

»ñÈ¡java×ÊÔ´µÄ·½·¨

 »ñÈ¡java×ÊÔ´µÄ·½·¨
 
     ÔÚ¿ª·¢java³ÌÐòµÄ¹ý³ÌÖУ¬ÎÒÃǾ­³£Òª×öµÄÒ»¼þʾÍÊÇ»ñÈ¡×ÊÔ´¡£ÄÇôʲôÊÇ×ÊÔ´ÄØ£¿Ëµ°×ÁË£¬ÔÚ¼ÆËã»úÀïÄǾÍÊÇÒ»¶ÑÊý¾Ý¡£Ö»ÊÇÕâ¶ÑÊý¾Ý¶ÔÎÒÃǵÄjava³ÌÐòÓжàÖÖ±íÏÖÐÎʽ£¬Ò»°ãÀ´ËµÓÐFile£¬URL£¬InputStreamµÈµÈ¡£¶øµ¥¾ÍÎļþÕâÒ»Ïî¾ÍÓкܶàÖÖ£ºÅäÖÃÎļþ£¬javaÀàÎļþ£ ......

update java alternatives ¸ü¸ÄĬÈÏJava»·¾³

Ubuntu/debian ¸ü¸ÄĬÈÏJava»·¾³
ÎҵĵçÄÔÀï°²×°ÁËÁ½¸ö°æ±¾µÄJava£¬Ò»¸öÊÇjava-6-sun£¬»¹ÓÐÒ»¸öÊÇjava-gcj
gcjÊÇÔÚJVM·Ç³£»ºÂýµÄʱºòµ®ÉúµÄ£¬Ëû¿ÉÒÔ°ÑJava´úÂë±àÒë³É±¾µØ´úÂë £¬¹ØÓÚgcjÔÝÇÒ˵Õâô¶à£¬»Øµ½Ö÷Ìâ¡£
ÐÞ¸ÄĬÈÏjava»·¾³Óõ½ÃüÁîupdate-java-alternatives
1¡¢Ê¹ÓÃupdate-java-alternatives -l²é¿´Ä¿Ç°ÒѾ­°²×° ......

´«ÖDz¥¿ÍJAVAÅàѵ2010 5 25

´«ÖDz¥¿ÍJAVAÅàѵ2010-5-25
       ×î½ü×Ô¼ºµÄѹÁ¦Ì«¶àÁË£¬ËäÈ»ÏÖÔÚÀë±ÏÒµÖ»ÓÐÒ»¸öÔÂÖ®¾ÃÁË£¬µ«ÊÇÏÖÔÚ×Ô¼º¶ÔÕâ¸öÏîÄ¿µÄÀí½âÈ´ÊÇÄÇôµÄµÍ¼¶£¬µ±Ã¿¸öÈËÃæÁÙÕâÑùµÄʱºòÊDz»ÊǶ¼»áºÍÎÒÒ»ÑùÓÐÕâÑùµÄ¹ËÂÇ£¬µ«ÊÇÊÇÈ˶¼ÓÖÖªµÀ£¬Ö»ÓÐͨ¹ýŬÁ¦ÈÃ×Ô¼ºµÄʵÁ¦µÃµ½Ôö¼Ó£¬²Å»áÈÃ×Ô¼ºÐÄ̤ʵһµã£¬Ë­½ÐÎÒÊÇÒ» ......

JavaÖжѺÍÕ»µÄÇø±ð

     Õ»Óë¶Ñ¶¼ÊÇJavaÓÃÀ´ÔÚRamÖдæ·ÅÊý¾ÝµÄµØ·½¡£ÓëC++²»Í¬£¬Java×Ô¶¯¹ÜÀíÕ»ºÍ¶Ñ£¬³ÌÐòÔ±²»ÄÜÖ±½ÓµØÉèÖÃÕ»»ò¶Ñ¡£
     JavaµÄ¶ÑÊÇÒ»¸öÔËÐÐʱÊý¾ÝÇø,ÀàµÄ¶ÔÏó´ÓÖзÖÅä¿Õ¼ä¡£ÕâЩ¶ÔÏóͨ¹ýnew¡¢newarray¡¢anewarrayºÍmultianewarrayµÈÖ¸ÁÁ¢£¬ËüÃDz»ÐèÒª³ÌÐò´úÂëÀ´ÏÔʽµÄÊÍ·Å¡£
......

JavaÀà¼ÓÔØ»úÖÆ


Àà¼ÓÔØÊÇJava³ÌÐòÔËÐеĵÚÒ»²½£¬Ñо¿ÀàµÄ¼ÓÔØÓÐÖúÓÚÁ˽âJVMÖ´Ðйý³Ì£¬²¢Ö¸µ¼¿ª·¢Õß²ÉÈ¡¸üÓÐЧµÄ´ëÊ©ÅäºÏ³ÌÐòÖ´ÐС£
Ñо¿Àà¼ÓÔØ»úÖƵĵڶþ¸öÄ¿µÄÊÇÈóÌÐòÄܶ¯Ì¬µÄ¿ØÖÆÀà¼ÓÔØ£¬±ÈÈçÈȲ¿ÊðµÈ£¬Ìá¸ß³ÌÐòµÄÁé»îÐÔºÍÊÊÓ¦ÐÔ¡£
Ò»¡¢¼òµ¥¹ý³Ì
Java³ÌÐòÔËÐеij¡ËùÊÇÄڴ棬µ±ÔÚÃüÁîÐÐÏÂÖ´ÐУº
java HelloWorld
ÃüÁîµÄʱºò£¬JVM» ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØͼ | ¸ÓICP±¸09004571ºÅ