Ò׽ؽØÍ¼Èí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

JAVAÀàʵÏÖÐòÁл¯µÄ·½·¨ÊÇ£¿

JavaÖÐͨ¹ýimplements SerializableÀ´ÊµÏÖ¶ÔÏóµÄÐòÁл¯¡£ÆäʵSerializable½Ó¿ÚÖв¢Ã»ÓÐÐèҪʵÏֵķ½·¨£¬×¢Ã÷ij¸öÀàimplements SerializableÖ»ÊÇΪÁ˱êʶ»ò±íÃ÷Õâ¸öÀà¿ÉÒÔ±»ÐòÁл¯¡£
       ÄÇôʲôÊÇÐòÁл¯ÄØ£¬ÐòÁл¯ÓÖÓÐʲô×÷ÓÃÄØ£¿
       Ò»¸öÀ࣬»ò¶ÔÏóÄܹ»±»ÐòÁл¯±íÃ÷Õâ¸öÀà»ò¶ÔÏóÄܹýת»¯³ÉÊý¾ÝÁ÷µÄÐÎʽ¡£Ö®ËùÒÔҪת»¯ÎªÊý¾ÝÁ÷ÊÇΪÁËÔÚÊý¾Ý´«Êä£¨ÌØ±ðÊÇIO²Ù×÷ºÍÍøÂç´«Ê䣩ÖжÔÁ÷»¯£¨ÐòÁл¯£©µÄ¶ÔÏó½øÐжÁд²Ù×÷¡£Ò²¾ÍÊÇ˵ÐòÁл¯ÊÇΪÁ˽â¾öÔÚ¶Ô¶ÔÏóÁ÷½øÐжÁд²Ù×÷ʱËùÒý·¢µÄÎÊÌâ¡£
       JAVAÖÐʵÏÖÐòÁл¯µÄ»ù±¾¹ý³ÌÊÇ£º
      £¨1£©½«ÐèÒª±»ÐòÁл¯µÄÀàʵÏÖSerializable½Ó¿Ú£¬¸Ã½Ó¿ÚûÓÐÐèҪʵÏֵķ½·¨£¬implements       SerializableÖ»ÊÇΪÁ˱ê×¢¸Ã¶ÔÏóÊǿɱ»ÐòÁл¯µÄ£¬
      £¨2£©È»ºóʹÓÃÒ»¸öÊä³öÁ÷(È磺FileOutputStream)À´¹¹ÔìÒ»¸ö ObjectOutputStream(¶ÔÏóÁ÷)¶ÔÏó
      £¨3£©½Ó×Å£¬Ê¹ÓÃObjectOutputStream¶ÔÏóµÄwriteObject(Object obj)·½·¨¾Í¿ÉÒÔ½«²ÎÊýΪobjµÄ¶ÔÏóд               ³ö(¼´±£´æÆä״̬)£¬Òª»Ö¸´µÄ»°ÔòÓÃÊäÈëÁ÷


Ïà¹ØÎĵµ£º

ÈçºÎÒÔJavaʵÏÖÍøÒ³½ØÍ¼¼¼Êõ

½ñÌì¿´µ½Ä³ÍøÓѹØÓÚ“ÈçºÎÒÔJavaʵÏÖÍøÒ³½ØÍ¼¼¼Êõ”µÄ×ÉѯÌû£¬ÓÉÓÚ³öÏÖ¸Ã×ÉѯµÄµØµã·Ç³£²»ÊʺϽϳ¤»Ø¸´£¬¹ÊÒÔ²©ÎÄÐÎʽ»Ø´ð¡£
ÊÂʵÉÏ£¬Èç¹ûÄúÏëÒÔJavaʵÏÖÍøÒ³½ØÍ¼£¬Ò²¾ÍÊÇ“ÊäÈëÒ»¶ÎÍøÖ·£¬¼¸ÃëÖÓ¹ýºó¾ÍÄܽØÈ¡Ò»ÕÅÍøÒ³ËõÂÔͼ”µÄЧ¹û¡£ÄÇô£¬ÄúÖÁÉÙÓÐ3ÖÖ·½Ê½¿ÉÒÔÑ¡Ôñ¡£
1¡¢×îÖ±½ÓµÄ·½Ê½—— ......

Javaµ÷ÓÃLinuxÃüÁî

Java¿ÉÒÔÖ±½Óµ÷ÓÃLinuxÃüÁÐÎʽÈçÏ£º
 Runtime.getRuntime().exec(command)
 ¾ÙÀý£ºÔËÐÐls,topÃüÁî¿ÉÒÔÕâÑù£º
 Runtime.getRuntime().exec("ls");
 µ«ÊÇÕâÑùÖ´ÐÐʱûÓÐÈκÎÊä³ö£¬Ô­Òò£º 
 µ÷ÓÃRuntime.exec·½·¨½«²úÉúÒ»¸ö±¾µØµÄ½ø³Ì,²¢·µ»ØÒ»¸öProcess×ÓÀàµÄʵÀý£¬
£¨×¢Ò⣺Runtim ......

JAVA²Ù×÷XMLµÄÍêÕûÀý×Ó——W3C DOMƪ

ÕâÊÇÒ»¸öÓÃJAVA W3C DOM ½øÐÐXML²Ù×÷µÄÀý×Ó£¬°üº¬Á˲éѯ¡¢Ôö¼Ó¡¢Ð޸ġ¢É¾³ý¡¢±£´æµÄ»ù±¾²Ù×÷¡£½ÏÍêÕûµÄÃèÊöÁËÒ»¸öXMLµÄÕû¸ö²Ù×÷Á÷³Ì¡£ÊʺϸÕÈëÃÅJAVA XML²Ù×÷µÄÅóÓѲο¼ºÍѧϰ¡£
¼ÙÉèÓÐXMLÎļþ£ºtest1.xml
<?xml version="1.0" encoding="UTF-8"?>
<books>
 <book>
  <name>¹þÀï²¨Ì ......

javaÖÐËÄÖÖ²Ù×÷xml·½Ê½µÄ±È½Ï

   1£©DOM£¨JAXP Crimson½âÎöÆ÷£©
    DOMÊÇÓÃÓëÆ½Ì¨ºÍÓïÑÔÎ޹صķ½Ê½±íʾXMLÎĵµµÄ¹Ù·½W3C±ê×¼¡£DOMÊÇÒÔ²ã´Î½á¹¹×éÖ¯µÄ½Úµã»òÐÅϢƬ¶ÏµÄ¼¯ºÏ¡£Õâ¸ö²ã´Î½á¹¹ÔÊÐí¿ª·¢ÈËÔ±ÔÚÊ÷ÖÐѰÕÒÌØ¶¨ÐÅÏ¢¡£·ÖÎö¸Ã½á¹¹Í¨³£ÐèÒª¼ÓÔØÕû¸öÎĵµºÍ¹¹Ôì²ã´Î½á¹¹£¬È»ºó²ÅÄÜ×öÈκι¤×÷¡£ÓÉÓÚËüÊÇ»ùÓÚÐÅÏ¢²ã´ÎµÄ£¬Òò¶øDO ......

javaMail java·¢ËÍemail

·¢ËÍemailÓ¦Óã»
package mail;
import java.util.*;
import javax.mail.*;
import javax.mail.internet.*;
import javax.activation.*;
import sun.misc.BASE64Encoder;
public class Mail {
 // ¶¨Òå·¢¼þÈËÏÔʾÃû³Æ¡¢·¢¼þÈË¡¢ÊÕ¼þÈË¡¢³­ËÍ¡¢SMTP·þÎñÆ÷¡¢Óû§Ãû¡¢ÃÜÂë¡¢Ö÷Ìâ¡¢ÄÚÈݵÈ
 private String d ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ