Java Help
 
Forums: » Register « |  User CP |  Games |  Calendar |  Members |  FAQs |  Sitemap |  Support | 
User Name:
Password:
Remember me
Go Back   Dev Shed ForumsProgramming LanguagesJava Help

Reply
Add This Thread To:
  Del.icio.us   Digg   Google   Spurl   Blink   Furl   Simpy   Y! MyWeb 
Thread Tools Search this Thread Rate Thread Display Modes
 
Unread Dev Shed Forums Sponsor:
  #1  
Old May 16th, 2003, 05:36 PM
codechimp codechimp is offline
Registered User
Dev Shed Newbie (0 - 499 posts)
 
Join Date: Apr 2003
Posts: 15 codechimp User rank is Just a Lowly Private (1 - 20 Reputation Level) 
Time spent in forums: < 1 sec
Reputation Power: 0
Noob: Includes and variables

In reading previous questions on this I am not understanding why my code isn't working.

I have
editnews.jsp and within it I am including xt_editnews.jsp.

In editnews I cannot call a variable that I defined in xt_editnews.jsp.

Please help.

Code follows:

editnews.jsp
<%@ page language = "java" import="java.sql.*, java.io.*, java.util.*, dbo.*" %>
<%@ include file="../includes/top.jsp" %>
<%@ include file="xt_editnews.jsp" %>
<%

out.print(vNewsTitle);
%>
<form action="news_action.jsp" method="post" name="editnews">
<input type="text" name="fnewstitle" value="">



</form>

xt_editnews.jsp
<%@ taglib prefix="c" uri="http://java.sun.com/jstl/core_rt" %>
<%@ taglib prefix="sql" uri="http://java.sun.com/jstl/sql_rt" %>
<jsp:useBean id="news" class="dbo.cnews" />

<%
int vnewsid = Integer.parseInt(request.getParameter("newsid"));
out.print(vnewsid);
news.connect();
ResultSet rsSingleNews1 = news.getSingleNews(vnewsid);
while (rsSingleNews1.next())
{
String vNewsTitle = rsSingleNews1.getString("NewsTitle");

out.print(vNewsTitle);
}
%>

If I do not do the out.print in editnews.jsp it works fine.
When I do, I get:
HTTP Status 500 -

--------------------------------------------------------------------------------

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] Since fork is true, ignoring compiler setting.
[javac] Compiling 1 source file
[javac] Since fork is true, ignoring compiler setting.
[javac] C:\tomcat5\jakarta-tomcat-5\dist\temp\org\apache\jsp\manager\editnews_jsp.java:161: cannot resolve symbol
[javac] symbol : variable vNewsTitle
[javac] location: class org.apache.jsp.manager.editnews_jsp
[javac] out.print(vNewsTitle);
[javac] ^
[javac] 1 error

Reply With Quote
  #2  
Old May 18th, 2003, 10:16 PM
Nemi Nemi is offline
Clueless llama
Dev Shed Regular (2000 - 2499 posts)
 
Join Date: Feb 2001
Location: Lincoln, NE. USA
Posts: 2,353 Nemi User rank is First Lieutenant (10000 - 20000 Reputation Level)Nemi User rank is First Lieutenant (10000 - 20000 Reputation Level)Nemi User rank is First Lieutenant (10000 - 20000 Reputation Level)Nemi User rank is First Lieutenant (10000 - 20000 Reputation Level)Nemi User rank is First Lieutenant (10000 - 20000 Reputation Level)Nemi User rank is First Lieutenant (10000 - 20000 Reputation Level)Nemi User rank is First Lieutenant (10000 - 20000 Reputation Level)Nemi User rank is First Lieutenant (10000 - 20000 Reputation Level) 
Time spent in forums: 2 Days 12 h 35 m 19 sec
Reputation Power: 111
The reason that it cannot find the vNewsTitle variable is because you have decalred it local to the while loop and not the page.
Code:
while (rsSingleNews1.next())
{
  String vNewsTitle = rsSingleNews1.getString("NewsTitle");

  out.print(vNewsTitle);
}

Try this instead and see if it works.
Code:
String vNewsTitle;
while (rsSingleNews1.next())
{
  vNewsTitle = rsSingleNews1.getString("NewsTitle");

  out.print(vNewsTitle);
}

Reply With Quote
  #3  
Old May 19th, 2003, 06:56 PM
codechimp codechimp is offline
Registered User
Dev Shed Newbie (0 - 499 posts)
 
Join Date: Apr 2003
Posts: 15 codechimp User rank is Just a Lowly Private (1 - 20 Reputation Level) 
Time spent in forums: < 1 sec
Reputation Power: 0
Hi Nemi,

Thank you!!!

That was it exactly.

--CC

Reply With Quote
Reply

Viewing: Dev Shed ForumsProgramming LanguagesJava Help > Noob: Includes and variables


Thread Tools  Search this Thread 
Search this Thread:

Advanced Search
Display Modes  Rate This Thread 
Rate This Thread:


Posting Rules
You may not post new threads
You may not post replies
You may not post attachments
You may not edit your posts

vB code is On
Smilies are On
[IMG] code is On
HTML code is Off
View Your Warnings | New Posts | Latest News | Latest Threads | Shoutbox
Forum Jump


Forums: » Register « |  User CP |  Games |  Calendar |  Members |  FAQs |  Sitemap |  Support | 
  
 





© 2003-2008 by Developer Shed. All rights reserved. DS Cluster 2 hosted by Hostway
Stay green...Green IT