java,document,xml½âÊÍ
1.½âÊÍ
ÒòΪjspÓõ½ÁËSiteDataÀ࣬¶øSiteData¼Ì³ÐBasePageÀ࣬
ËùÒÔBasePage¹¹Ô캯Êý
BasePage¹¹Ô캯Êý
initializeByCityCodeº¯Êýmain
keyµÄÖµmain.UpImages
vµÄÖµmain.UpImages
2.Ö´ÐÐÍê BasePage.java
ÖеÄinitCommon()ºó£¬
Ìøµ½SiteData.java ÖÐµÄ process();·½·¨£¬
public SiteData(HttpServletRequest request,
ServletContext context, HttpServletResponse response,
JspWriter out)
{
super(request, context, response, out);
process();//¡¾×¢Òâ´Ë·½·¨±»×ÓÀàoverrieds ¡¿
}
3. process();´¦ÀíÍê±Ïºó£¬×ªµ½AjaxSiteData.javaÖÐ
public AjaxSiteData(HttpServletRequest request,
ServletContext context, HttpServletResponse response,
JspWriter out)
{
super(request, context, response, out);
normalhttp = false;
}
Ö´ÐÐÍênormalhttp = false;Óï¾äºó£¬Ö´ÐÐÖØÔØ·½·¨process()£¬
4.Ìø×ªµ½sitedata.jspÒ³Ãæ
//×¢ÒâÖ´ÐÐÇåÀí·½·¨£¬clearXmlʱ£¬S_METUX
synchronized("S_METUX")
{
xmlMap.clear();
}
Ïà¹ØÎĵµ£º
×î½ü¹«Ë¾Åöµ½ÐèÒªÓÃͼ±íµÄÐÎʽÏÔʾһЩÊý¾Ý£¬ÎҾͿªÊ¼µ½ÍøÉϲéѯ£¬²éµ½ÁËjfreechartºÍamcharts,ÕâÁ½ÕßÎÒ¶¼ÊµÏÖ¹ýÁË£¬jfreechart×îºóÉú³ÉͼƬ£¬µ«ÊÇͼƬЧ¹û²»ÊÇÎÒÏëÒªµÄ£¬È»ºóÓÖÑо¿amcharts ËüµÄЧ¹ûȷʵºÜºÃ£¬¶øÇÒ¹Ù·½ÍøÕ¾ÉÏ»¹ÓкÃЩÀý×ӿɹ©ÏÂÔØ£¬ÍøÖ·ÊÇ:www.amcharts.com
£¨ÏëÒªÍê³ÉÒ»¸öamchartsͼÐÎÐèÒªswfobjects. ......
ĿǰºÜ¶àѧÉúÃæÁÙמÍÒµµÄÎÊÌ⣬µ±È»£¬ÏñÎÒÒ»ÑùµÄ¸Õ±ÏÒµµÄ´óѧÉúÒ²²»ÀýÍâ¡£´óѧʱѧµÄÊǼÆËã»úרҵµÄ£¬´óѧËÄÄê×ÜÒÔΪ°Ñרҵ¿ÎѧºÃ£¬±ÏÒµÁ˾ͿÉÒÔÕÒµ½Ò»·Ý²»´íµÄ¹¤×÷¡£
¿ÉÊǼ¸¸öÔÂÃæÊԵĽÓÁ¬Åö±Ú£¬Ê¹ÎҸе½´óѧÀïѧµÄרҵ֪ʶÀíÂÛÐÔ̫ǿ£¬Êµ¼Ê ......
ÔÚJavaÖУ¬²»Í¬µÄÀà¶¼ÓÐ×Ô¼ºµ¥¶ÀµÄCache»úÖÆ£¬ÊµÏֵķ½·¨Ò²¿ÉÄÜÓÐËù²»Í¬£¬ÎÄÕÂÁоÙÁËJavaÖг£¼ûµÄ¸÷ÀàCache»úÖÆµÄʵÏÖ·½·¨£¬Í¬Ê±½øÐÐÁË×ۺϵıȽϡ£
OSCache
OSCacheÊǸöÒ»¸ö¹ã·º²ÉÓõĸßÐÔÄܵÄJava EE»º´æ¿ò¼Ü£¬OSCacheÄÜÓÃÓÚÈκÎJavaÓ¦ÓóÌÐòµÄÆÕͨµÄ»º´æ½â¾ö·½°¸¡£
OSCacheÓÐÒÔÏÂÌØµã£º»º´æÈκζÔÏó£¬Äã¿ÉÒÔ²»ÊÜÏÞÖÆµ ......
Ò».JavaÐéÄâ»úµÄÉúÃüÖÜÆÚ
1.JavaÐéÄâ»úµÄÔðÈÎÊǸºÔðÔËÐÐJava³ÌÐò£¬Æô¶¯Ò»¸öJava³ÌÐòʱ£¬²úÉúÒ»¸öÐéÄâ»úʵÀý£¬µ±³ÌÐò¹Ø±ÕÍ˳ö£¬ÐéÄâ»úʵÀý¼´ËæÖ®ÏûÍö£¬Ã¿Ò»¸ö³ÌÐòÔËÐÐÓÚ×Ô¼ºµÄJavaÐéÄâ»úʵÀýÖС£
2.JVMͨ¹ýµ÷ÓÃij¸ö³õʼÀàµÄmain()·½·¨ÔËÐÐJava³ÌÐò
3.Java³ÌÐò³õʼÀàÖеÄmain()·½·¨£¬×÷Ϊ¸Ã³ÌÐò³õʼÏß³ÌµÄÆðµã£¨Java³ÌÐòµÄ ......
http://xxw8393.blog.163.com/blog/static/3725683420091023535411/
Java µÄ³öÏÖ¸ø´ó¼Ò¿ª·¢´øÀ´µÄ¼«´óµÄ·½±ã¡£µ«ÊÇ£¬Èç¹ûÎÒÃÇÓдóÁ¿ÔÓеľ¹ý¹ã·º²âÊԵķÇJava´úÂ룬½«ËüÃÇÈ«²¿ÓÃJavaÀ´ÖØÐ´£¬¿ÖÅÂ»á´øÀ´¾Þ´óµÄ¹¤×÷Á¿ºÍ³¤ÆÚµÄ²âÊÔ£»Èç¹ûÎÒÃǵÄÓ¦ÓÃÖÐÐèÒª·ÃÎʵ½Ìض¨µÄÉ豸£¬ÉõÖÁÊǽö·ûºÏ¹«Ë¾ÄÚ²¿ÐÅÏ¢½»»¥¹æ·¶µÄÉ豸 ......