下面的jsp页面怎么会发生错误！！ - 编程论坛

#2

StarScar2007-11-03 02:47

<jsp:useBean id="bean" class="bean.Bean" type="bean.Bean" scope="request"/>

#3

george_vcool2007-11-03 12:59

还是有问题

org.apache.jasper.JasperException: /showinf.jsp(8,2) The value for the useBean class attribute bean.Bean is invalid.
    org.apache.jasper.compiler.DefaultErrorHandler.jspError(DefaultErrorHandler.java:40)
    org.apache.jasper.compiler.ErrorDispatcher.dispatch(ErrorDispatcher.java:407)
    org.apache.jasper.compiler.ErrorDispatcher.jspError(ErrorDispatcher.java:148)
    org.apache.jasper.compiler.Generator$GenerateVisitor.visit(Generator.java:1200)
    org.apache.jasper.compiler.Node$UseBean.accept(Node.java:1155)
    org.apache.jasper.compiler.Node$Nodes.visit(Node.java:2336)
    org.apache.jasper.compiler.Node$Visitor.visitBody(Node.java:2386)
    org.apache.jasper.compiler.Node$Visitor.visit(Node.java:2392)
    org.apache.jasper.compiler.Node$Root.accept(Node.java:489)
    org.apache.jasper.compiler.Node$Nodes.visit(Node.java:2336)
    org.apache.jasper.compiler.Generator.generate(Generator.java:3394)
    org.apache.jasper.compiler.Compiler.generateJava(Compiler.java:210)
    org.apache.jasper.compiler.Compiler.compile(Compiler.java:306)
    org.apache.jasper.compiler.Compiler.compile(Compiler.java:286)
    org.apache.jasper.compiler.Compiler.compile(Compiler.java:273)
    org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:566)
    org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:308)
    org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:320)
    org.apache.jasper.servlet.JspServlet.service(JspServlet.java:266)
    javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
    bean.Register.doGet(Register.java:14)
    javax.servlet.http.HttpServlet.service(HttpServlet.java:690)
    javax.servlet.http.HttpServlet.service(HttpServlet.java:803)

#4

无缘今生2007-11-03 13:11

你确定你写的BEAN放在位置是正确的吗

#5

george_vcool2007-11-03 16:06

bean应该放在哪里？
正确的位置应该是哪里？

#6

三笔2007-11-08 00:06

bean 就是简单的 JavaBean
就是一个普通类(class)

你直接建立一个就可以了,
然后跟上 setter getter方法就可以了```