Java Web¿ª·¢£¬ÄãÒ»¶¨»áÓöµ½
Java Web¿ª·¢ÖУ¬ÓÐÐí¶à¹²Í¨µÄÎÊÌ⣬ÊÇ¿ª·¢ÈËÔ±ÔÚ¿ª·¢¹ý³ÌÖÐÒ»¶¨»áÓöµ½µÄ£¬ÐèÒª´¦ÀíµÄÎÊÌ⣺
1. ÂÒÂëÎÊÌâ
ΪºÎ»á³öÏÖÂÒÂëÎÊÌ⣿¼ÈÈ»ÓÐÂÒÂëÎÊÌ⣬¿Ï¶¨ÊÇÓÉÓÚ±àÂëÉèÖõIJ»Ò»Öµ¼Öµġ£ÔÚWeb¿ª·¢
¹ý³ÌÖУ¬Éæ¼°ÒÔÏÂһЩ±àÂëÉèÖ㬿ͻ§¶Ë²ÎÊýµÄ±àÂëÉèÖã¬Web·þÎñÆ÷µÄ±àÂëÉèÖ㬷þÎñÆ÷¶ËÓ¦ÓóÌÐòµÄ±àÂëÉèÖã¬Êý¾Ý¿âµÄ±àÂëÉèÖõȡ£Ö»ÒªÕâËÄ´¦µÄ±àÂëÉèÖÃ
Óв»ÏàͬµÄ£¬¾Í¿ÉÄÜ»á³öÏÖÂÒÂëÎÊÌâ¡£¿ª·¢ÈËÔ±ÔÚ½øÐпª·¢Ö®Ç°£¬²»·ÀÏÈÁ˽âÒ»ÏÂÕâËĸö±àÂëÔÚÄÄÀïÉèÖ㬵±Ç°×Ô¼ºµÄÏîÄ¿ÉèÖÃÊÇÔõôÑùµÄ£¬ÕâÑù¾Í¿ÉÒԺܺõıÜÃâ
±àÂëÎÊÌâ¡£
2. ȨÏÞ¿ØÖÆ
¶ÔÓÚÒ»¸öJava
Webϵͳ£¬²»ÊÇËùÓеÄÒ³ÃæÓ빦Äܶ¼ÔÊÐíËùÓеÄÓû§·ÃÎʵģ¬ÕâÑù¾ÍÐèÒª¶ÔÓû§ÄÜ·ÃÎÊÄÄЩҳÃæ½øÐпØÖÆÁË¡£Ò»°ãµÄJava
Webϵͳ£¬¶¼ÐèÒª½øÐÐȨÏÞ¿ØÖÆ¡£½øÐÐȨÏÞ¿ØÖƵķ½·¨Óкܶ࣬ÒÔÇ°¿´µ½Óв»ÉÙÏîÄ¿Ö±½ÓÔÚ³ÌÐòÀïдȨÏÞ¿ØÖƵĴúÂ룬ÕâÑùµÄ±×¶ËÊÇÏÔ¶øÒ×¼ûµÄ£¬Ì«²»ÀûÓÚÀ©Õ¹
ÁË£¬Ö»ÒªÓÐÈκεÄÐ޸ģ¬¶¼ÐèÒª¸Ä¶¯Ï൱µÄ´úÂ룬һÊÇÈÝÒ׳ö´í£¬¶þÊÇÐ޸ĵĴú¼Û´ó¡£Ò»¸ö±È½ÏºÃµÄÏë·¨ÊÇ»ùÓÚAOPµÄ˼Ï룬ʹÓÃÀ¹½ØÆ÷À´½øÐÐȨÏÞ¿ØÖÆ£¬µ±È»Ç°
ÌáÊÇϵͳҪÅäÖÃÒ»¶¨µÄÊý¾Ý¿â½á¹¹£¬ÈçÓû§-½ÇÉ«-ȨÏÞ±íÕâÑùµÄ±í½á¹¹¡£µ±È»£¬Ä¿Ç°Óв»ÉÙµÄȨÏÞ¿ØÖÆ¿ªÔ´¿ò¼ÜÈçacegi
3. ²ÎÊýÑéÖ¤
All Input Is
Evil¡£¶ÔÓÚÊäÈë²ÎÊýµÄÑéÖ¤ÊÇÉÙ²»Á˵ġ£¶ÔÓÚ²ÎÊýµÄÑéÖ¤£¬Óпͻ§¶ËÑéÖ¤Óë·þÎñÆ÷¶ËÑéÖ¤£¬Ò»°ãÀ´Ëµ£¬Äܹ»ÔÚ¿Í»§¶Ë½øÐÐÑéÖ¤µÄ£¬ÓÅÏÈ¿¼ÂÇ¿Í»§¶ËÑéÖ¤ÒÔ¼õÉÙ·þ
ÎñÆ÷¶ËѹÁ¦¡£ÏÖÔÚÓÐÐí¶àµÄJavascript¿ò¼Ü¿ÉÒԺܺõÄÍê³ÉÕâÒ»¹¤×÷¡£ÈçJquery Validation²å¼þ¡£
4. Òì³£´¦Àí
Ó¦¸Ã˵¶ÔÓÚÿ¸öϵͳÀ´Ëµ£¬Òì³£´¦Àí¶¼ÊǺÜÖØÒªµÄ¡£µ«ÔÚB/S½á¹¹µÄ»·¾³ÖУ¬Òì³£¾ÍÏԵøü
ΪÖØÒª£¬Ò»¸öÉè¼ÆÁ¼ºÃµÄÒì³£´¦Àí¿ò¼Ü¿ÉÒÔ¼õÉٺܶàµÄ´úÂë±àд¹¤×÷¡£
5. ²ÎÊý´«µÝ
ÔÚB/S½á¹¹£¬»ùÓÚHTTPÀ´Íê³ÉͨÐÅ£¬Ã¿Ò»´ÎµÄ¿Í»§¶ËÓë·þÎñÆ÷¶ËµÄ½»»¥¶¼ÊÇÒ»´Î²ÎÊý´«
µÝµÄ¹ý³Ì¡£¿ØÖƲÎÊýµÄ´«µÝ¹ý³Ì¾ÍÏԵúÜÖØÒªÁË¡£ÒªÇå³þµÄÖªµÀÿһ´ÎµÄB/SµÄ½»»¥£¬ÐèÒª´«µÝÄÄЩ²ÎÊý£¬ÄÄЩ²ÎÊýÊǺϷ¨µÄ£¬ÄÄЩ²ÎÊýÊDz»ºÏ·¨µÄ£¬ÊÇͨ¹ý
GET·½Ê½»¹ÊÇͨ¹ýPOST·½Ê½£¬»¹ÊÇͨ¹ýURLÁ´½ÓµÄ·½Ê½¡£
6. Ajax
ÏÖÔÚµÄJava
Webϵͳ£¬²»Ê¹ÓÃAjax¼¼ÊõÊDz»¿ÉÄܵÄÁË¡£AjaxʵÔÚÊÇÒ»Ïî²»´íµÄ¼¼Êõ£¬²»Ë¢ÐÂÒ³Ãæ¶øÍê³ÉÓë·þÎñÆ÷¶ËµÄͨÐÅ£¬ËüʹµÃ»ùÓÚB/SµÄ½á¹¹¹¦ÄܸüÇ¿´óÁË£¬
Ðí¶à´«Í³µÄWebÓ¦ÓóÌÐòËùÎÞ·¨Íê³ÉµÄ¹¦ÄÜÏÖÔڴ󶼿ÉÒÔÓÃB/S¼Ü¹¹À
Ïà¹ØÎĵµ£º
¡¡¡¡ÔÚƽʱ¹¤×÷ÖУ¬ÄÑÃâ»áÓöµ½°Ñ XML ×÷ΪÊý¾Ý´æ´¢¸ñʽ¡£Ãæ¶ÔÄ¿Ç°ÖÖÀà·±¶àµÄ½â¾ö·½°¸£¬Äĸö×îÊʺÏÎÒÃÇÄØ£¿ÔÚÕâƪÎÄÕÂÖУ¬ÎÒ¶ÔÕâËÄÖÖÖ÷Á÷·½°¸×öÒ»¸ö²»ÍêÈ«ÆÀ²â£¬½ö½öÕë¶Ô±éÀú XML Õâ¿éÀ´²âÊÔ£¬ÒòΪ±éÀú XML Êǹ¤×÷ÖÐʹÓÃ×î¶àµÄ£¨ÖÁÉÙÎÒÈÏΪ£©¡£
¡¡¡¡Ô¤ ±¸
¡¡¡¡²âÊÔ»·¾³£º
¡¡¡¡AMD ¶¾Áú1.4G OC 1.5G¡¢256M DDR333¡¢Wind ......
½ñÌì¿´µ½Ä³ÍøÓѹØÓÚ“ÈçºÎÒÔJavaʵÏÖÍøÒ³½Øͼ¼¼Êõ”µÄ×ÉѯÌû£¬ÓÉÓÚ³öÏÖ¸Ã×ÉѯµÄµØµã·Ç³£²»ÊʺϽϳ¤»Ø¸´£¬¹ÊÒÔ²©ÎÄÐÎʽ»Ø´ð¡£
ÊÂʵÉÏ£¬Èç¹ûÄúÏëÒÔJavaʵÏÖÍøÒ³½Øͼ£¬Ò²¾ÍÊÇ“ÊäÈëÒ»¶ÎÍøÖ·£¬¼¸ÃëÖÓ¹ýºó¾ÍÄܽØÈ¡Ò»ÕÅÍøÒ³ËõÂÔͼ”µÄЧ¹û¡£ÄÇô£¬ÄúÖÁÉÙÓÐ3ÖÖ·½Ê½¿ÉÒÔÑ¡Ôñ¡£
1¡¢×îÖ±½ÓµÄ·½Ê½—— ......
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 ......
ÿ¸öJava³õѧÕ߶¼Ó¦¸ÃÃ÷°×µÄÎÊÌâ
¶ÔÓÚÕâ¸öϵÁÐÀïµÄÎÊÌ⣬ÿ¸öѧJavaµÄÈ˶¼Ó¦¸Ã¸ã¶®¡£µ±È»£¬Èç¹ûÖ»ÊÇѧJavaÍæÍæ¾ÍÎÞËùνÁË¡£Èç¹ûÄãÈÏΪ×Ô¼ºÒѾ³¬Ô½³õѧÕßÁË£¬È´²»ºÜ¶®ÕâЩÎÊÌ⣬Ç뽫Äã×Ô¼ºÖعé³õѧÕßÐÐÁС£ÄÚÈݾùÀ´×ÔÓÚCSDNµÄ¾µäÀÏÌù¡£
¡¡¡¡ÎÊÌâÒ»£ºÎÒÉùÃ÷ÁËʲô£¡
String s = "Hello world!";
¡¡¡¡Ðí¶àÈ˶¼×ö¹ýÕâÑùµÄ ......
·¢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 ......