springMVC表单标签如何使用

Catwithpizza 2017-02-17 01:00:28
错误：

严重: Servlet.service() for servlet [Dispatcher] in context with path [/Test4] threw exception [An exception occurred processing JSP page /WEB-INF/jsp/test.jsp at line 16



13:    

14:    

15:          <%--  兴趣： <form:checkboxes items="${interestList }" path="interest" itemLabel="iid" itemValue="iname"/> --%>

16:           地址：<form:select path="address"> 

17:           <form:options  items="${addressList }" itemLabel="aid" itemValue="aname"></form:options>

18:           </form:select>

19:           <input type="submit" value="提交"> 





Stacktrace:] with root cause

java.lang.IllegalStateException: Neither BindingResult nor plain target object for bean name 'model' available as request attribute

	at org.springframework.web.servlet.support.BindStatus.<init>(BindStatus.java:141)

	at org.springframework.web.servlet.tags.form.AbstractDataBoundFormElementTag.getBindStatus(AbstractDataBoundFormElementTag.java:179)

	at org.springframework.web.servlet.tags.form.AbstractDataBoundFormElementTag.getPropertyPath(AbstractDataBoundFormElementTag.java:199)

	at org.springframework.web.servlet.tags.form.AbstractDataBoundFormElementTag.getName(AbstractDataBoundFormElementTag.java:165)

	at org.springframework.web.servlet.tags.form.AbstractDataBoundFormElementTag.autogenerateId(AbstractDataBoundFormElementTag.java:152)

	at org.springframework.web.servlet.tags.form.AbstractDataBoundFormElementTag.resolveId(AbstractDataBoundFormElementTag.java:143)

	at org.springframework.web.servlet.tags.form.AbstractDataBoundFormElementTag.writeDefaultAttributes(AbstractDataBoundFormElementTag.java:127)

	at org.springframework.web.servlet.tags.form.AbstractHtmlElementTag.writeDefaultAttributes(AbstractHtmlElementTag.java:421)

	at org.springframework.web.servlet.tags.form.SelectTag.writeTagContent(SelectTag.java:200)

	at org.springframework.web.servlet.tags.form.AbstractFormTag.doStartTagInternal(AbstractFormTag.java:103)

	at org.springframework.web.servlet.tags.RequestContextAwareTag.doStartTag(RequestContextAwareTag.java:80)

	at org.apache.jsp.WEB_002dINF.jsp.test_jsp._jspx_meth_form_005fselect_005f0(test_jsp.java:199)

	at org.apache.jsp.WEB_002dINF.jsp.test_jsp._jspx_meth_form_005fform_005f0(test_jsp.java:153)

	at org.apache.jsp.WEB_002dINF.jsp.test_jsp._jspService(test_jsp.java:102)

	at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)

	at javax.servlet.http.HttpServlet.service(HttpServlet.java:731)

	at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:439)

	at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:395)

	at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:339)

	at javax.servlet.http.HttpServlet.service(HttpServlet.java:731)

	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:303)

	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)

	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)

	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)

	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)

	at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:747)

	at org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:485)

	at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:410)

	at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:337)

	at org.springframework.web.servlet.view.InternalResourceView.renderMergedOutputModel(InternalResourceView.java:238)

	at org.springframework.web.servlet.view.AbstractView.render(AbstractView.java:264)

	at org.springframework.web.servlet.DispatcherServlet.render(DispatcherServlet.java:1208)

	at org.springframework.web.servlet.DispatcherServlet.processDispatchResult(DispatcherServlet.java:992)

	at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:939)

	at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:856)

	at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:920)

	at org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:816)

	at javax.servlet.http.HttpServlet.service(HttpServlet.java:624)

	at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:801)

	at javax.servlet.http.HttpServlet.service(HttpServlet.java:731)

	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:303)

	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)

	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)

	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)

	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)

	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:88)

	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)

	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)

	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)

	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:218)

	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:110)

	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:506)

	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:169)

	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103)

	at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:962)

	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116)

	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:452)

	at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1087)

	at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:637)

	at org.apache.tomcat.util.net.AprEndpoint$SocketProcessor.doRun(AprEndpoint.java:2536)

	at org.apache.tomcat.util.net.AprEndpoint$SocketProcessor.run(AprEndpoint.java:2525)

	at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)

	at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)

	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)

	at java.lang.Thread.run(Unknown Source)



UserController
package com.medto.controller;



import java.util.HashMap;

import java.util.Map;





import org.springframework.stereotype.Controller;

import org.springframework.web.bind.annotation.RequestMapping;

import org.springframework.web.servlet.ModelAndView;



import com.medto.service.UserService;

import com.medto.service.impl.UserServiceImpl;



@Controller

@RequestMapping("/KINDO")

public class UserController {

 

  

  @RequestMapping("/getlist")

	public ModelAndView model(){

	    UserService us=new UserServiceImpl();

		ModelAndView model=new ModelAndView("test");

		Map<String, Object> map=new HashMap<String, Object>();

		map.put("interestList", us.getInterestList());

		map.put("addressList", us.getAddressList());

		model.addAllObjects(map);

		System.out.println(us.getAddressList().size());

		return model;

		}

	}


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Catwithpizza 2017-02-18
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引用 1 楼 sinat_30665603 的回复:
可能是你表单配置的modelAttribute问题 参见如下链接： http://stackoverflow.com/questions/1069958/neither-bindingresult-nor-plain-target-object-for-bean-name-available-as-request
没用表签的时候 是好的。。
斯温jack 2017-02-17
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可能是你表单配置的modelAttribute问题 参见如下链接： http://stackoverflow.com/questions/1069958/neither-bindingresult-nor-plain-target-object-for-bean-name-available-as-request
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