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<TD align=right><A href="http://www.csdn.net/">CSDN</A> - <A
href="http://www.csdn.net/develop/">文档中心</A> - <FONT
color=#003399>Java</FONT> </TD></TR>
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<TD align=middle bgColor=#003399 height=10><FONT
color=#ffffff>标题</FONT></TD>
<TD><B> Struts原理与应用（二）</B> icecloud（原作）</TD></TR>
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<TD align=middle width=500></TD></TR>
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<TD align=middle bgColor=#003399><FONT color=#ffffff>关键字</FONT></TD>
<TD width=500> struts</TD></TR>
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<H1>Chapter 3: Struts Configuration </H1>
<P><FONT color=blue>Struts principle and practice
</FONT><BR><BR>Struts可以运行在任何一个支持JSP1.2和Servlet2.3的WEB Container中
<P>Struts将所有的请求提交到同一个中心控制器，org.apache.struts.action.ActionServlet 类
<P>web.xml配置
<P>
<TABLE border=1>
<TBODY>
<TR>
<TD><servlet-name>action</servlet-name><BR>
<servlet-class>org.apache.struts.action.ActionServlet</servlet-class><BR>
<init-param><BR>
<param-name>config</param-name><BR>
<param-value>/WEB-INF/struts-config.xml</param-value><BR>
</init-param><BR>
<load-on-startup>2</load-on-startup><BR>
<BR><servlet-mapping><BR></TD></TR></TBODY></TABLE>
<P>
<P>一个标准的使用了Struts的URL样式如下：
<P>扩展映射：http://www.my_site_name.com/mycontext/actionName.do
<P>路径映射：http://www.my_site_name.com/mycontext/do/action_Name
<P>
<TABLE style="WIDTH: 430px; HEIGHT: 86px" border=1>
<TBODY>
<TR>
<TD><servlet-name>action</servlet-name><BR><url-pattern>*.do或/do/*</url-pattern><BR></servlet-mapping><BR></TD></TR></TBODY></TABLE>
<P><STRONG>Struts运行</STRONG>
<P>Struts首先在Container启动的时候调用ActionServlet的init()方法。初始化各种配置。这些配置写在struts-config.xml文件中。
<P>一个标准的struts-config文件包含如下结构：
<P>
<TABLE border=1>
<TBODY>
<TR>
<TD><?xml version="1.0"
encoding="UTF-8"?><BR><!DOCTYPE struts-config PUBLIC
"-//Apache Software Foundation//DTD Struts Configuration
1.1//EN" "<A
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