没有成员itemName的set get方法吧
既然用了<%@ page import="CartItem" %>
为何不直接
<%
item0 = new CartItem();
item0.setNumItems(34);
....
%>
既然用了<%@ page import="CartItem" %>
为何不直接
<%
item0 = new CartItem();
item0.setNumItems(34);
....
%>
解决方案 »
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HTTP Status 500 - --------------------------------------------------------------------------------type Exception reportmessage description The server encountered an internal error () that prevented it from fulfilling this request.exception org.apache.jasper.JasperException: Unable to compile class for JSPAn error occurred at line: 3 in the jsp file: /ShoppingCart.jspGenerated servlet error:
[javac] Compiling 1 source fileD:\tomcat\work\Standalone\localhost\_\ShoppingCart_jsp.java:7: '.' expected
import CartItem;
^
D:\tomcat\work\Standalone\localhost\_\ShoppingCart_jsp.java:44: cannot resolve symbol
symbol : class CartItem
location: class org.apache.jsp.ShoppingCart_jsp
CartItem item0 = null;
^An error occurred at line: 3 in the jsp file: /ShoppingCart.jspGenerated servlet error:
D:\tomcat\work\Standalone\localhost\_\ShoppingCart_jsp.java:46: cannot resolve symbol
symbol : class CartItem
location: class org.apache.jsp.ShoppingCart_jsp
item0 = (CartItem) pageContext.getAttribute("item0", PageContext.SESSION_SCOPE);
^An error occurred at line: 3 in the jsp file: /ShoppingCart.jspGenerated servlet error:
D:\tomcat\work\Standalone\localhost\_\ShoppingCart_jsp.java:49: cannot resolve symbol
symbol : class CartItem
location: class org.apache.jsp.ShoppingCart_jsp
item0 = (CartItem) java.beans.Beans.instantiate(this.getClass().getClassLoader(), "CartItem");
^An error occurred at line: 8 in the jsp file: /ShoppingCart.jspGenerated servlet error:
D:\tomcat\work\Standalone\localhost\_\ShoppingCart_jsp.java:66: cannot resolve symbol
symbol : class CartItem
location: class org.apache.jsp.ShoppingCart_jsp
CartItem item1 = null;
^An error occurred at line: 8 in the jsp file: /ShoppingCart.jspGenerated servlet error:
D:\tomcat\work\Standalone\localhost\_\ShoppingCart_jsp.java:68: cannot resolve symbol
symbol : class CartItem
location: class org.apache.jsp.ShoppingCart_jsp
item1 = (CartItem) pageContext.getAttribute("item1", PageContext.SESSION_SCOPE);
^An error occurred at line: 8 in the jsp file: /ShoppingCart.jspGenerated servlet error:
D:\tomcat\work\Standalone\localhost\_\ShoppingCart_jsp.java:71: cannot resolve symbol
symbol : class CartItem
location: class org.apache.jsp.ShoppingCart_jsp
item1 = (CartItem) java.beans.Beans.instantiate(this.getClass().getClassLoader(), "CartItem");
^
7 errors
at org.apache.jasper.compiler.DefaultErrorHandler.javacError(DefaultErrorHandler.java:130)
at org.apache.jasper.compiler.ErrorDispatcher.javacError(ErrorDispatcher.java:293)
at org.apache.jasper.compiler.Compiler.generateClass(Compiler.java:340)
at org.apache.jasper.compiler.Compiler.compile(Compiler.java:352)
at org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:474)
at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:184)
at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:295)
at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:241)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:247)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:193)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:260)
at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643)
at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643)
at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
at org.apache.catalina.core.StandardContext.invoke(StandardContext.java:2415)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:180)
at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643)
at org.apache.catalina.valves.ErrorDispatcherValve.invoke(ErrorDispatcherValve.java:170)
at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:641)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:172)
at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:641)
at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:174)
at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643)
at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
at org.apache.coyote.tomcat4.CoyoteAdapter.service(CoyoteAdapter.java:223)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:432)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConnection(Http11Protocol.java:386)
at org.apache.tomcat.util.net.TcpWorkerThread.runIt(PoolTcpEndpoint.java:534)
at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:530)
at java.lang.Thread.run(Thread.java:536)--------------------------------------------------------------------------------Apache Tomcat/4.1.18