我正在尝试学习 struts 并遇到了问题。所以这里是它的长短:
- 我遇到的问题是我单击 JSP 提交按钮
- 调用适当的操作。
- 该操作会跳转到 java 类并创建适当的响应。
- 响应返回给操作。
- 当响应最初不是 null 时,该操作将 ActionForm 结果设置为 null。
所以到目前为止我最好的猜测是,当我创建第二个动作类型或 web xml 动作映射不正确时,我以某种方式弄乱了配置。那么谁能告诉我什么是不正确的?
struts-config.xml
<!DOCTYPE struts-config PUBLIC "-//Apache Software Foundation//DTD Struts Configuration 1.2//EN" "http://jakarta.apache.org/struts/dtds/struts-config_1_2.dtd">
<struts-config>
<form-beans>
<form-bean name="searchForm" type="com.agreen.struts.test.SearchForm" />
<form-bean name="addForm" type="com.agreen.struts.test.AddEmployeeForm" />
</form-beans>
<global-forwards>
<forward name="search" path="/search.jsp" redirect="false" />
<forward name="addEmployee" path="/addEmployee.jsp" redirect="false" />
</global-forwards>
<action-mappings>
<action path="/search"
type="com.agreen.struts.test.SearchAction"
name="searchForm"
scope="request"
validate="true"
input="/search.jsp"></action>
<action path="/addEmployee"
type="com.agreen.struts.test.AddEmployeeAction"
name="addForm"
scope="request"
validate="true"
input="/addEmployee.jsp"></action>
</action-mappings>
<message-resources parameter="MessageResources" />
</struts-config>
网页.xml:
<?xml version="1.0" encoding="ISO-8859-1"?>
<web-app>
<!-- Action Servlet Configuration-->
<servlet>
<servlet-name>action</servlet-name>
<servlet-class>org.apache.struts.action.ActionServlet</servlet-class>
<init-param>
<param-name>config</param-name>
<param-value>/WEB-INF/struts-config.xml</param-value>
</init-param>
<load-on-startup>1</load-on-startup>
</servlet>
<!-- Action Servlet Mapping -->
<servlet-mapping>
<servlet-name>action</servlet-name>
<url-pattern>*.do</url-pattern>
</servlet-mapping>
<!-- The Welcome File List -->
<welcome-file-list>
<welcome-file>/index.jsp</welcome-file>
</welcome-file-list>
</web-app>