我有一个名为menu.jsp的jsp页面，我已经通过<a href="jsp/cls/ClsEdit.jsp?action=create">
当我在menu.jsp中给出这一行时，它加载没有任何问题。但是当我在ClsEdit.jsp中给出相同的行时，我得到以下异常。请告诉我使用链接有什么问题。
<form:hidden path="ukey" />
的web.xml
<?xml version="1.0" encoding="ISO-8859-1"?>
<!DOCTYPE web-app
PUBLIC "-//Sun Microsystems, Inc.//DTD Web Application 2.3//EN"
"http://java.sun.com/j2ee/dtds/web-app_2_3.dtd">
<web-app>
<context-param>
<param-name>contextConfigLocation</param-name>
<param-value>/WEB-INF/tradelc-servlet.xml
</param-value>
</context-param>
<listener>
<listener-class>com.bankofny.inx.omx.lc.web.util.SessionListener</listener-class>
</listener>
<listener>
<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
</listener>
<servlet>
<servlet-name>tradelc</servlet-name>
<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
<load-on-startup>1</load-on-startup>
</servlet>
<servlet-mapping>
<servlet-name>tradelc</servlet-name>
<url-pattern>/</url-pattern>
</servlet-mapping>
</web-app>
tradelc-sevlet.xml：
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:context="http://www.springframework.org/schema/context"
xmlns:p="http://www.springframework.org/schema/p"
xmlns:mvc="http://www.springframework.org/schema/mvc"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans-4.0.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context-4.0.xsd
http://www.springframework.org/schema/mvc
http://www.springframework.org/schema/mvc/spring-mvc-4.0.xsd">
<context:annotation-config />
<!-- Scans within the base package of the application for @Components to configure-->
<context:component-scan base-package="com.bankofny.inx.omx.lc.web" />
<!-- Enables the Spring MVC @Controller programming model -->
<mvc:annotation-driven />
<bean name="clsData" class="com.bankofny.inx.omx.lc.web.bean.ClauseData">
</bean>
<bean id="messageSource"
class="org.springframework.context.support.ResourceBundleMessageSource">
<property name="basename" value="resources.application" />
</bean>
<bean id="viewResolver"
class="org.springframework.web.servlet.view.InternalResourceViewResolver">
<property name="viewClass"
value="org.springframework.web.servlet.view.JstlView"></property>
<property name="prefix" value="/jsp/"></property>
<property name="suffix" value=".jsp"></property>
</bean>
引入了menu.jsp
<%@ page language="java" errorPage="errors/general.jsp" %>
<%@ taglib prefix="spring" uri="http://www.springframework.org/tags"%>
<%@ taglib uri="/WEB-INF/tlc.tld" prefix="tlc" %>
<%@ taglib prefix="form" uri="http://www.springframework.org/tags/form"%>
<form:form action="/tradelc/ClsSave" method="POST">
<form:hidden path="ukey" />
<table width=100%>
<tr>
<td>
<a href="jsp/cls/ClsEdit.jsp?action=create">
Test clause link
</a href>
</td>
</tr>
</table>
</form:form>
ClsEdit.jsp内部
<form:hidden path="ukey" />
ControllerJava.java：
@Controller
@SessionAttributes("clsData")//tried adding to sessions
public class ControllerJava{
@ModelAttribute("clsData")//mapped the model attribute
public ClauseData createBean() {
return new ClauseData();
}
@RequestMapping(value = "jsp/cls/ClsEdit")//tried mapping the link here, so that I can add the ‘bean’ to ‘command’ here, but the control did not come here at all, the SOP did not print
public ModelAndView returnClsEdit()
{
System.out.println("is it coming nside this method");
return new ModelAndView("ClsEdit");
}
@RequestMapping(value = "/informlogin", method = RequestMethod.GET)
public ModelAndView execute( HttpServletRequest request,
HttpServletResponse response,
@ModelAttribute("clsData") ClauseData clauseData,
BindingResult bindingResult)
throws Exception {
.
.
.
.
. return new ModelAndView("menu", "command", new ClauseData());
}
}
例外：
java.lang.IllegalStateException: Neither BindingResult nor plain target object for bean name 'command' available as request attribute
org.springframework.web.servlet.support.BindStatus.<init>(BindStatus.java:141)
org.springframework.web.servlet.tags.form.AbstractDataBoundFormElementTag.getBindStatus(AbstractDataBoundFormElementTag.java:168)
org.springframework.web.servlet.tags.form.AbstractDataBoundFormElementTag.getPropertyPath(AbstractDataBoundFormElementTag.java:188)
org.springframework.web.servlet.tags.form.AbstractDataBoundFormElementTag.getName(AbstractDataBoundFormElementTag.java:154)
org.springframework.web.servlet.tags.form.AbstractDataBoundFormElementTag.autogenerateId(AbstractDataBoundFormElementTag.java:141)
org.springframework.web.servlet.tags.form.AbstractDataBoundFormElementTag.resolveId(AbstractDataBoundFormElementTag.java:132)
org.springframework.web.servlet.tags.form.AbstractDataBoundFormElementTag.writeDefaultAttributes(AbstractDataBoundFormElementTag.java:116)
org.springframework.web.servlet.tags.form.AbstractHtmlElementTag.writeDefaultAttributes(AbstractHtmlElementTag.java:422)
org.springframework.web.servlet.tags.form.HiddenInputTag.writeTagContent(HiddenInputTag.java:79)
org.springframework.web.servlet.tags.form.AbstractFormTag.doStartTagInternal(AbstractFormTag.java:84)
org.springframework.web.servlet.tags.RequestContextAwareTag.doStartTag(RequestContextAwareTag.java:80)