V.A. Kozhevnykov，您好！
sorry,it cant pass!I am a novice to Jsp,please help me, thanks
Error: 500
Location: /website/index/file/jsp/function2.jsp
Internal Servlet Error:
org.apache.jasper.JasperException: Unable to compile class for
JSPC:\tomcat\work\localhost_8080\_0002fwebsite_0002findex_0002ffile_0002fjsp_0002ffunction_00032_0002ejspfunction2_jsp_3.java:22:
Undefined variable or class name: out
out.println("hi checking function in jsp");
^
C:\tomcat\work\localhost_8080\_0002fwebsite_0002findex_0002ffile_0002fjsp_0002ffunction_00032_0002ejspfunction2_jsp_3.java:81:
Incompatible type for =. Can't convert javax.servlet.jsp.JspWriter to
java.io.PrintWriter.
sOut = out;
^
2 errors
在 00-11-3 16:11:00 您写道：
>Hi
>
>Sorry guy!
>I have forgotten one thing
> in definition part <%! ... %> all implicit JSP Page object are unreachable
>so :
>
>1. System.out.println -- You can see it in tomcat window ( if it is not an
>system service )
>2. You should do this
>
><%
> HttpServletRequest sRequest;
> HttpServletResponse sResponse;
> HttpSession sSession;
> PrintWriter sOut;
>
> sRequest = request;
> sResponse = response;
> sSession = request.getSession(false);
> (
> or
> sSession = session;
> )
> sOut = out;
>%>
>
>Regards
>
>Valik.
>
>-----Original Message-----
>From: A mailing list about Java Server Pages specification and reference
>[mailto:[EMAIL PROTECTED]]On Behalf Of Yang cun dong
>Sent: Thursday, November 02, 2000 3:10 PM
>To: [EMAIL PROTECTED]
>Subject: Re: Function Defining in JSP Page...
>
>
>V.A. Kozhevnykov
> I have try it on Tomcat3.1+win98+jdk1.2.2,but it produce errors as follows.
>Error: 500
>Location: /website/index/file/jsp/function.jsp
>Internal Servlet Error:
>
>org.apache.jasper.JasperException: Unable to compile class for
>JSPC:\tomcat\work\localhost_8080\_0002fwebsite_0002findex_0002ffile_0002fjsp
>_0002ffunction_0002ejspfunction_jsp_1.java:26: Undefined variable or class
>name: out
> out.println("We are do something in the Function!");
> ^
>1 error
>
> at org.apache.jasper.compiler.Compiler.compile(Compiler.java,
>Compiled Code)
> at org.apache.jasper.runtime.JspServlet.loadJSP(JspServlet.java:413)
> at
>org.apache.jasper.runtime.JspServlet$JspServletWrapper.loadIfNecessary(JspSe
>rvlet.java:149)
> at
>org.apache.jasper.runtime.JspServlet$JspServletWrapper.service(JspServlet..ja
>va:161)
> at
>org.apache.jasper.runtime.JspServlet.serviceJspFile(JspServlet.java:261)
> at org.apache.jasper.runtime.JspServlet.service(JspServlet.java,
>Compiled Code)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
> at
>org.apache.tomcat.core.ServletWrapper.handleRequest(ServletWrapper.java,
>Compiled Code)
> at
>org.apache.tomcat.core.ContextManager.service(ContextManager.java:559)
> at
>org.apache.tomcat.service.http.HttpConnectionHandler.processConnection(HttpC
>onnectionHandler.java, Compiled Code)
> at
>org.apache.tomcat.service.TcpConnectionThread.run(SimpleTcpEndpoint.java,
>Compiled Code)
> at java.lang.Thread.run(Thread.java, Compiled Code)
>
> after i revised out.println to System.out.println,it passes,but it has no
>display of the function.
>
>
>
>在 00-11-3 14:46:00 您写道：
>>Hi
>>
>>>hi all,
>>>how do u define and call a function in a jsp page..
>>>Please if possible send a sample code.
>>>Nova
>>
>><%
>>// Main page processing part
>>
>> out.println("now call Do SMTHG");
>> doSMTNG();
>>
>>%>
>>
>>
>><%!
>>// Definition Part
>>
>>public(private) void doSMTNG()
>>{
>> out.println("in Do SMTHG");
>>}
>>
>>%>
>>
>>
>>good luck
>>Valik
>>
>>_________________________________________________________
>>Do You Yahoo!?
>>Get your free @yahoo.com address at http://mail.yahoo.com
>>
>>===========================================================================
>>To unsubscribe: mailto [EMAIL PROTECTED] with body: "signoff
>JSP-INTEREST".
>>Some relevant FAQs on JSP/Servlets can be found at:
>>
>> http://java.sun.com/products/jsp/faq.html
>> http://www.esperanto.org.nz/jsp/jspfaq.html
>> http://www.jguru.com/jguru/faq/faqpage.jsp?name=JSP
>> http://www.jguru.com/jguru/faq/faqpage.jsp?name=Servlets
>
> 致
>礼！
>
> ycd
> [EMAIL PROTECTED]
>
>===========================================================================
>To unsubscribe: mailto [EMAIL PROTECTED] with body: "signoff
>JSP-INTEREST".
>Some relevant FAQs on JSP/Servlets can be found at:
>
> http://java.sun.com/products/jsp/faq.html
> http://www.esperanto.org.nz/jsp/jspfaq.html
> http://www.jguru.com/jguru/faq/faqpage.jsp?name=JSP
> http://www.jguru.com/jguru/faq/faqpage.jsp?name=Servlets
>
>
>_________________________________________________________
>Do You Yahoo!?
>Get your free @yahoo.com address at http://mail.yahoo.com
>
>===========================================================================
>To unsubscribe: mailto [EMAIL PROTECTED] with body: "signoff JSP-INTEREST".
>Some relevant FAQs on JSP/Servlets can be found at:
>
> http://java.sun.com/products/jsp/faq.html
> http://www.esperanto.org.nz/jsp/jspfaq.html
> http://www.jguru.com/jguru/faq/faqpage.jsp?name=JSP
> http://www.jguru.com/jguru/faq/faqpage.jsp?name=Servlets
致
礼！
ycd
[EMAIL PROTECTED]
===========================================================================
To unsubscribe: mailto [EMAIL PROTECTED] with body: "signoff JSP-INTEREST".
Some relevant FAQs on JSP/Servlets can be found at:
http://java.sun.com/products/jsp/faq.html
http://www.esperanto.org.nz/jsp/jspfaq.html
http://www.jguru.com/jguru/faq/faqpage.jsp?name=JSP
http://www.jguru.com/jguru/faq/faqpage.jsp?name=Servlets
