the result----
I created a file of .jsp which calls a servlet(listed). The result i got as follows when running .jsp. I don't know why. Who can pass me the key?
type Exception report
message
description The server encountered an internal error () that prevented it from fulfilling this request.
exception
org.apache.jasper.JasperException: Unable to compile class for JSP
An error occurred at line: -1 in the jsp file: null
Generated servlet error:
[javac] Compiling 1 source file
E:\tomcat\work\Standalone\localhost\myapp\quiz_jsp.java:30: 'try' without 'catch' or 'finally'
try {
^
E:\tomcat\work\Standalone\localhost\myapp\quiz_jsp.java:186: illegal start of type
} catch (Throwable t) {
^
E:\tomcat\work\Standalone\localhost\myapp\quiz_jsp.java:193: expected
}
^
E:\tomcat\work\Standalone\localhost\myapp\quiz_jsp.java:195: 'class' or 'interface' expected
}
^
E:\tomcat\work\Standalone\localhost\myapp\quiz_jsp.java:196: 'class' or 'interface' expected
^
5 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:353)
at org.apache.jasper.compiler.Compiler.compile(Compiler.java:370)
at org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:473)
at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:190)
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:256)
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:2416)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:180)
at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643)
at org.apache.catalina.valves.ErrorDispatcherValve.invoke(ErrorDispatcherValve.java:171)
at org.apache.catalina.core.StandardPipeline$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:601)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConnection(Http11Protocol.java:392)
at org.apache.tomcat.util.net.TcpWorkerThread.runIt(PoolTcpEndpoint.java:565)
at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:619)
at java.lang.Thread.run(Thread.java:479)
--------------------------------------------------------------------------------
Apache Tomcat/4.1.27
The file i edited as follows:
Testing via net
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<%@page language="java" %>
<jsp:useBean id="quiz" scope="session" class="quiz.quiz"/>
<%=quiz.getQuizName() %>
<%
int current=quiz.getCurrent();
String reset=null;
reset=request.getParameter("Reset");
if(reset==null) reset="";
if(reset.equals("1")) quiz.reset();
int iqn=0;
String question=null;
question=request.getParameter("QuestionNum");
if(question==null){question="";iqn=0;}
else { Integer tmp=new Integer(question); iqn=tmp.intValue();}
if(iqn!=0){ current++; quiz.setCurrent(current);}
String answer=null;
answer=request.getParameter("Answer");
if(answer==null) answer="";
if(quiz.getCurrent()>quiz.getCount())
{
if(quiz.getCorrect()>6)
{
%>
Congratulations! You achieve <%=quiz.getCorrect() * 10 %> and get thougth the test!
<%
}
else
{
%>
Sorry,you have to get 60 to break through.
If you want to try once more please click
HERE
<%
}
}
else
{
if(iqn==0)
{
if(answer.equals(quiz.getCorrectAnswer(quiz.getCurrent()-1)))
{
quiz.setCorrect(quiz.getCorrect()+1);
}
}
else
{
if(answer.equals(quiz.getCorrectAnswer(quiz.getCurrent()-2)))
{
quiz.setCorrect(quiz.getCorrect()+1);
}
}
%>
Totle QNo:<%=quiz.getCount() %> You stay at <%=quiz.getCurrent() %>
<%=current %>
<%
out.println(quiz.getQuizQuestion(current-1));
%>
<%
out.println(quiz.getQuizAnswer(current-1,0));
%>
<%
out.println(quiz.getQuizAnswer(current-1,1));
%>
<%
out.println(quiz.getQuizAnswer(current-1,2));
%>
<%
out.println(quiz.getQuizAnswer(current-1,3));
%>
<%
}
}
%>
