BlogJava-Xiaobo Sun -随笔分类-J2EEhttp://www.blogjava.net/sunxiaobo/category/31933.htmlEclipse-Unix http://umlfact.berlios.de/~s_xsun/zh-cnFri, 16 Jan 2009 05:17:24 GMTFri, 16 Jan 2009 05:17:24 GMT60Servlet Lifecyclehttp://www.blogjava.net/sunxiaobo/archive/2009/01/10/250771.htmlXiaobo SunXiaobo SunFri, 09 Jan 2009 22:41:00 GMThttp://www.blogjava.net/sunxiaobo/archive/2009/01/10/250771.htmlhttp://www.blogjava.net/sunxiaobo/comments/250771.htmlhttp://www.blogjava.net/sunxiaobo/archive/2009/01/10/250771.html#Feedback0http://www.blogjava.net/sunxiaobo/comments/commentRss/250771.htmlhttp://www.blogjava.net/sunxiaobo/services/trackbacks/250771.html end when container is hsut down: web.xml - destroy

By default setting: each Servlet has a Threadpool to support multithreads.



Xiaobo Sun 2009-01-10 06:41 发表评论
]]>Tomcat remote debugging with Eclipse (JPDA debugging)http://www.blogjava.net/sunxiaobo/archive/2008/12/11/245588.htmlXiaobo SunXiaobo SunWed, 10 Dec 2008 16:09:00 GMThttp://www.blogjava.net/sunxiaobo/archive/2008/12/11/245588.htmlhttp://www.blogjava.net/sunxiaobo/comments/245588.htmlhttp://www.blogjava.net/sunxiaobo/archive/2008/12/11/245588.html#Feedback0http://www.blogjava.net/sunxiaobo/comments/commentRss/245588.htmlhttp://www.blogjava.net/sunxiaobo/services/trackbacks/245588.html===============Tomcat setting -- enable JPDA debugging================================
>cd %CATALINA_HOME%\bin
>SET CATALINA_OPTS=-server -Xdebug -Xnoagent -Djava.compiler=NONE -Xrunjdwp:transport=dt_socket,server=y,suspend=n,address=5888
>catalina start
================Eclipse Setting===================================================
Debug Configuration->Remote Java Application->new
--Connect--
Name: Debug Tomcat
Project: jpetstore (which project is copied to the tomcat)
Host: localhost
Port: 5888
--Source--
all libs and src (此时可以看到程序会停在本机设的断点上，要提醒的是我们程序实际是跑在服务器上的，却能使用本机的断点，挺奇妙的！)

Xiaobo Sun 2008-12-11 00:09 发表评论
]]>spring mvchttp://www.blogjava.net/sunxiaobo/archive/2008/12/10/245382.htmlXiaobo SunXiaobo SunTue, 09 Dec 2008 17:03:00 GMThttp://www.blogjava.net/sunxiaobo/archive/2008/12/10/245382.htmlhttp://www.blogjava.net/sunxiaobo/comments/245382.htmlhttp://www.blogjava.net/sunxiaobo/archive/2008/12/10/245382.html#Feedback0http://www.blogjava.net/sunxiaobo/comments/commentRss/245382.htmlhttp://www.blogjava.net/sunxiaobo/services/trackbacks/245382.html
想起来就像人吃饭一样。把饭放入嘴巴，经过喉咙，然后到胃里，处理一下，再接着往下传，到肠子 最后把处理的结果 排泄出来。呵呵，恶心一把  
当然还吸收了一些，这就类似存了一些数据到数据库。说白了还真这么回事。

Xiaobo Sun 2008-12-10 01:03 发表评论
]]>JSP Scopehttp://www.blogjava.net/sunxiaobo/archive/2008/06/03/205668.htmlXiaobo SunXiaobo SunTue, 03 Jun 2008 15:01:00 GMThttp://www.blogjava.net/sunxiaobo/archive/2008/06/03/205668.htmlhttp://www.blogjava.net/sunxiaobo/comments/205668.htmlhttp://www.blogjava.net/sunxiaobo/archive/2008/06/03/205668.html#Feedback0http://www.blogjava.net/sunxiaobo/comments/commentRss/205668.htmlhttp://www.blogjava.net/sunxiaobo/services/trackbacks/205668.htmlThere are 4 scopes application, session, request and page in the order of thier significance. 
 
Application represent the ServletContext. The scope is accesible throught out the application. 
 
session represents HTTPSession object. This is valid till the user requests the application. 
 
Request represent the HTTPServletRequest and valdi to a particular request. A request may span a single JSP page or multiple depending upon teh situations. 
 
Page is the least valid scope. It is valid to the particular JSP page only This is some thing like private variable 

Xiaobo Sun 2008-06-03 23:01 发表评论
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