javax.el.PropertyNotFoundException: Property 'id' not found on type com.hibasd.p

最新推荐文章于 2022-07-26 00:43:13 发布

最新推荐文章于 2022-07-26 00:43:13 发布 · 257 阅读

文章标签：

#Java #Struts #Apache #Servlet #JPA

本文分析了一种常见的JSP页面中EL表达式引用错误的情况，具体表现为在jstl的el表达式中尝试访问不存在的属性。通过示例说明了正确的属性访问方式，并提供了异常堆栈跟踪以帮助读者理解问题根源。

type Exception report

message

description The server encountered an internal error () that prevented it from fulfilling this request.

exception

org.apache.jasper.JasperException: javax.el.PropertyNotFoundException: Property 'id' not found on type com.hibasd.product
	org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:522)
	org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:416)
	org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:342)
	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:267)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
	org.apache.struts.action.RequestProcessor.doForward(RequestProcessor.java:1078)
	org.apache.struts.action.RequestProcessor.processForwardConfig(RequestProcessor.java:396)
	org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:232)
	org.apache.struts.action.ActionServlet.process(ActionServlet.java:1913)
	org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:449)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:617)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
	com.realhotel.web.filter.WebFilter.doFilter(WebFilter.java:22)
	org.springframework.orm.jpa.support.OpenEntityManagerInViewFilter.doFilterInternal(OpenEntityManagerInViewFilter.java:112)
	org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76)

可能情况：在jstl的el表达式引用错误应该使用${info.type.id } 而不是${info.id }