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

Java 7ÒѾ­Íê³ÉµÄÆß´óй¦ÄÜÔ¤ÀÀ

Java 7ÒѾ­Íê³ÉµÄÆß´óй¦ÄÜÔ¤ÀÀzz
2009-12-12 09:15
×î½üµÄDevoxx´ó»áÉÏ£¬Java 7½«°üº¬±Õ°üµÄÏûÏ¢ÁîºÜ¶àÈ˸е½Õñ·Ü——Õ⽫×öΪһ¸ö¶ÀÁ¢µÄJSR±»ÊµÏÖ¡£ÔÚÖÚ¶àJava 7еÄÓïÑÔÌØÐÔÖУ¬ÓÐһЩÏÖÔÚÒѾ­Íê³ÉÁË¡£Devoxx´ó»áµÄһλ²Î»áÕßÔÚ²©¿ÍÖб¨¸æÁËÏÂÃæÕâЩJava 7ÒѾ­Íê³ÉµÄ7´óй¦ÄÜ£º
1£©¶Ô¼¯ºÏÀàµÄÓïÑÔÖ§³Ö£»
2£©×Ô¶¯×ÊÔ´¹ÜÀí£»
3£©¸Ä½øµÄͨÓÃʵÀý´´½¨ÀàÐÍÍƶϣ»
4£©Êý×Ö×ÖÃæÁ¿Ï»®ÏßÖ§³Ö£»
5£©switchÖÐʹÓÃstring£»
6£©¶þ½øÖÆ×ÖÃæÁ¿£»
7£©¼ò»¯¿É±ä²ÎÊý·½·¨µ÷Óá£
¡¡¡¡ÏÂÃæÎÒÃÇÀ´×Ðϸ¿´Ò»ÏÂÕâ7´óй¦ÄÜ£º
¡¡¡¡¶Ô¼¯ºÏÀàµÄÓïÑÔÖ§³Ö
¡¡¡¡Java½«°üº¬¶Ô´´½¨¼¯ºÏÀàµÄµÚÒ»ÀàÓïÑÔÖ§³Ö¡£ÕâÒâζ׿¯ºÏÀàµÄ´´½¨¿ÉÒÔÏñRubyºÍPerlÄÇÑùÁË¡£
¡¡¡¡Ô­±¾ÐèÒªÕâÑù£º
   1. List<String> list = new ArrayList<String>();  
   2. list.add("item");  
   3. String item = list.get(0);  
   4.  
   5. Set<String> set = new HashSet<String>();  
   6. set.add("item");  
   7.  
   8. Map<String, Integer> map = new HashMap<String, Integer>();  
   9. map.put("key", 1);  
   10. int value = map.get("key");  
¡¡¡¡ÏÖÔÚÄã¿ÉÒÔÕâÑù£º
   1. List<String> list = ["item"];  
   2. String item = list[0];  
   3.  
   4. Set<String> set = {"item"};  
   5.  
   6. Map<String, Integer> map = {"key" : 1};  
   7. int value = map["key"];    
¡¡¡¡ÕâЩ¼¯ºÏÊDz»¿É±äµÄ¡£
¡¡¡¡×Ô¶¯×ÊÔ´¹ÜÀí
¡¡¡¡JavaÖÐijЩ×ÊÔ´ÊÇÐèÒªÊÖ¶¯¹Ø±ÕµÄ£¬ÈçInputStream£¬Writes£¬Sockets£¬Sql classesµÈ¡£Õâ¸öеÄÓïÑÔÌØÐÔÔÊÐítryÓï¾ä±¾ÉíÉêÇë¸ü¶àµÄ×ÊÔ´£¬ÕâЩ×ÊÔ´×÷ÓÃÓÚtry´úÂë¿é£¬²¢×Ô¶¯¹Ø±Õ¡£
¡¡¡¡Õâ¸ö£º
   1. BufferedReader br = new BufferedReader(new FileReader(path));  
   2. try {  
   3. &nbs


Ïà¹ØÎĵµ£º

javaÖеĴúÂëÉú³É¹¤¾ß¼òµ¥ÂÞÁÐ

JavaÖÐÒ²ÓÐÀàËÆÓÚcodesmithµÄ´úÂëÉú³É¹¤¾ß£¬²»¹ý¿ªÔ´µÄ»òÃâ·ÑµÄͦ¶à£¬ÒÔϼòµ¥½éÉÜ£º
1.spring roo
  spring¹Ù·½ÏîÄ¿Ö®Ò»¡£
2.m2Spring
  òËÆÉÌÒµµÄ¡£
3.springside
   ¹ú²úµÄ£¬×÷Õßcsdn½­ÄÏ°×ÒÂ
4.rapid-framework
  ºÃÏñÒ²Êǹú²úµÄ
5. seam gen
    jboss seam ´úÂë× ......

JAVA²Ù×÷Îļþ£¨´´½¨¡¢É¾³ý¡¢¸´ÖÆ¡¢¼ôÇУ©

package fileTest;
import java.io.*;
public class FileOperate {
   public FileOperate() {
   }
  
   public static void main(String args[]){
     //  newFolder("D:/100");
       moveFile("e:/978 ......

AndroidÖи÷ÖÖJAVA°üµÄ¹¦ÄÜÃèÊö


ÔÚAndroidµÄÓ¦ÓóÌÐò¿ª·¢ÖУ¬Í¨³£Ê¹ÓõÄÊÇJAVAÓïÑÔ£¬³ýÁËÐèÒªÊìϤJAVAÓïÑԵĻù´¡ÖªÊ¶Ö®Í⣬»¹ÐèÒªÁ˽âAndroidÌṩµÄÀ©Õ¹µÄJAVA¹¦ÄÜ¡£
ÔÚÒ»°ãµÄJAVAÓ¦ÓÃÖУ¬Èç¹ûÐèÓÃÒýÓûù´¡Àà¿â£¬Í¨³£ÐèҪʹÓÃÈçϵķ½Ê½£º
import
javax.swing.*;
ÒÔÉÏ´úÂë±íʾÁËÒýÓÃJAVAµÄGUI×é¼þSwing,javax.swing¼´JAVAÖеÄÒ»¸ö°ü¡£
androidÌá¹©Ò ......

javaµÄ½Ó¿ÚºÍ³éÏóÀàÖ®½¨ÖþÒâÒå

½ñÌìÔÚÑо¿ÏîÄ¿ÖеÄÉè¼Æ˼ÏëµÄʱºò£¬µÃ³öÒ»¸ö¶Ô½Ó¿ÚºÍ³éÏóÀà·Ç³£ÐÎÏóµÄÒ»¸ö±ÈÓ÷¡£
ËûÃǶ¼ÔÚ“½¨Öþ”ÖеÃÒÔÓ¦Ó㬽ӿھÍÏñ´óÂ¥µÄͼֽ£¬³éÏóÀà¾ÍÊÇ´óÂ¥µÄ¼Ü¹¹£¬Â¥²ã¾ÍÊÇÕæÕýµÄÀà¡£
ͼֻֽÊǹ滮³ö´óÂ¥µÄÑù×Ó£¬¹æ¶¨ÁËÒª×ö³ÉÉè¼ÆÑùʽ²ÅÄÜÕæÕý´òµ½Öî¶àЧ¹û£¬µ«ÊDz¢²»¹æ¶¨ÒªÈçºÎ¸Ç£¬¶ÔÂ¥²ãµÄÉè¼ÆÒ²²»¿¼ÂÇ£¬ÓÐÁËͼֽ£¬ ......

JAVA×¢½â


AnnotationÊÇJava5¡¢6Ö»ºóµÄÐÂÌØÕ÷£¨ÖÐÎijÆ֮Ϊע½â£©£¬²¢ÇÒÔ½À´Ô½¶àµÄµÃµ½ÁËÓ¦Ó㬱ÈÈçSpring¡¢Hibernate3¡¢Struts2¡¢iBatis3¡¢JPA¡¢JUnitµÈµÈ¶¼µÃµ½Á˹㷺ӦÓã¬Í¨¹ýʹÓÃ×¢½â£¬´úÂëµÄÁé»îÐÔ´ó´óÌá¸ß¡£
   ÕâЩ¶¼ÊÇʹÓñðÈ˶¨ÒåµÄ×¢½â£¬Ò»°ã×¢½âµÄʹÓö¼ÊÇÔÚһЩ»ù´¡¿ò¼Ü»òÕßÀà¿âÖÐÀ´¶¨ÒåµÄ£¬Òò´ËºÜÉÙ¼û¹ýÓÐÈ ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØͼ | ¸ÓICP±¸09004571ºÅ