\index_jsp.java uses or overrides a deprecated

This is index.jsp page code:

<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<%@ taglib uri="http://jakarta.apache.org/struts/tags-bean" prefix="bean" %>
<%@ taglib uri="http://jakarta.apache.org/struts/tags-html" prefix="html" %>
<%@ taglib uri="http://jakarta.apache.org/struts/tags-logic" prefix="logic" %>

<html:html locale="true">
<head>
<html:base/>
</head>
<body>
<center>

<html:link page="/CustomerDetails.jsp">Customer Form</html:link> 
<html:link page="/home.jsp">Home page</html:link> 
<img src="images/struts-power.gif"/> 
</center>
<marquee>Bug play softwares Ltd</marquee> 
</body>
</html:html>

While running it shows error in tomcat
HTTP 500
org.apache.jasper.JasperException: Exception in JSP: /index.jsp:13

10: <body>
11: <center>
12: <% System.out.println("indexpage loaded");%>
13: <html:link page="/CustomerDetails.jsp">Customer Form</html:link> 
14: <html:link page="/home.jsp">Home page</html:link> 
15: <img src="images/struts-power.gif"/> 
16: </center>

Stacktrace:
org.apache.jasper.servlet.JspServletWrapper.handle JspException(JspServletWrapper.java:504)
org.apache.jasper.servlet.JspServletWrapper.servic e(JspServletWrapper.java:393)
org.apache.jasper.servlet.JspServlet.serviceJspFil e(JspServlet.java:314)
org.apache.jasper.servlet.JspServlet.service(JspSe rvlet.java:264)
javax.servlet.http.HttpServlet.service(HttpServlet .java:802)
org.netbeans.modules.web.monitor.server.MonitorFil ter.doFilter(MonitorFilter.java:368)
root cause

java.lang.NullPointerException
org.apache.struts.taglib.TagUtils.pageURL(TagUtils .java:1070)
org.apache.struts.taglib.TagUtils.computeURLWithCh arEncoding(TagUtils.java:449)
org.apache.struts.taglib.TagUtils.computeURLWithCh arEncoding(TagUtils.java:311)
org.apache.struts.taglib.html.LinkTag.calculateURL (LinkTag.java:463)
org.apache.struts.taglib.html.LinkTag.doStartTag(L inkTag.java:341)
org.apache.jsp.index_jsp._jspx_meth_html_link_0(in dex_jsp.java:144)
org.apache.jsp.index_jsp._jspService(index_jsp.jav a:83)
org.apache.jasper.runtime.HttpJspBase.service(Http JspBase.java:97)
javax.servlet.http.HttpServlet.service(HttpServlet .java:802)
org.apache.jasper.servlet.JspServletWrapper.servic e(JspServletWrapper.java:332)
org.apache.jasper.servlet.JspServlet.serviceJspFil e(JspServlet.java:314)
org.apache.jasper.servlet.JspServlet.service(JspSe rvlet.java:264)
javax.servlet.http.HttpServlet.service(HttpServlet .java:802)
org.netbeans.modules.web.monitor.server.MonitorFil ter.doFilter(MonitorFilter.java:368)

how to solve this

Thanks in Advance
Ramprakash

Dec 30 '09 #1

Subscribe Post Reply

2636

pbrockway2

151

Expert 100+

Umm, what has this got to do with using or overriding a deprecated method?

Anyway, I have no idea about the null pointer exception, but line 13 of index.jsp looks a bit weird.

Expand|Select|Wrap|Line Numbers

should perhaps be

Expand|Select|Wrap|Line Numbers

Dec 30 '09 #2

ramprakashjava

sorry still that error exist , how to avoid this deprecated method overriding
in my netbeans !
In Bundled tomcat log it shows
Dec 30, 2009 9:03:45 PM org.apache.catalina.core.StandardWrapperValve invoke
SEVERE: Servlet.service() for servlet jsp threw exception
java.lang.NullPointerException
at org.apache.struts.taglib.TagUtils.pageURL(TagUtils .java:1070)
at org.apache.struts.taglib.TagUtils.computeURLWithCh arEncoding(TagUtils.java:449)
at org.apache.struts.taglib.TagUtils.computeURLWithCh arEncoding(TagUtils.java:311)
at org.apache.struts.taglib.html.LinkTag.calculateURL (LinkTag.java:463)
at org.apache.struts.taglib.html.LinkTag.doStartTag(L inkTag.java:341)
at org.apache.jsp.index_jsp._jspx_meth_html_link_0(in dex_jsp.java:144)
at org.apache.jsp.index_jsp._jspService(index_jsp.jav a:83)
at org.apache.jasper.runtime.HttpJspBase.service(Http JspBase.java:97)
at javax.servlet.http.HttpServlet.service(HttpServlet .java:802)
at org.apache.jasper.servlet.JspServletWrapper.servic e(JspServletWrapper.java:332)
at org.apache.jasper.servlet.JspServlet.serviceJspFil e(JspServlet.java:314)
at org.apache.jasper.servlet.JspServlet.service(JspSe rvlet.java:264)
at javax.servlet.http.HttpServlet.service(HttpServlet .java:802)
at org.apache.catalina.core.ApplicationFilterChain.in ternalDoFilter(ApplicationFilterChain.java:252)
at org.apache.catalina.core.ApplicationFilterChain.do Filter(ApplicationFilterChain.java:173)
at org.netbeans.modules.web.monitor.server.MonitorFil ter.doFilter(MonitorFilter.java:368)
at org.apache.catalina.core.ApplicationFilterChain.in ternalDoFilter(ApplicationFilterChain.java:202)
at org.apache.catalina.core.ApplicationFilterChain.do Filter(ApplicationFilterChain.java:173)
at org.apache.catalina.core.StandardWrapperValve.invo ke(StandardWrapperValve.java:213)
at org.apache.catalina.core.StandardContextValve.invo ke(StandardContextValve.java:178)
at org.apache.catalina.core.StandardHostValve.invoke( StandardHostValve.java:126)
at org.apache.catalina.valves.ErrorReportValve.invoke (ErrorReportValve.java:105)
at org.apache.catalina.core.StandardEngineValve.invok e(StandardEngineValve.java:107)
at org.apache.catalina.connector.CoyoteAdapter.servic e(CoyoteAdapter.java:148)
at org.apache.coyote.http11.Http11Processor.process(H ttp11Processor.java:869)
at org.apache.coyote.http11.Http11BaseProtocol$Http11 ConnectionHandler.processConnection(Http11BaseProt ocol.java:664)
at org.apache.tomcat.util.net.PoolTcpEndpoint.process Socket(PoolTcpEndpoint.java:527)
at org.apache.tomcat.util.net.LeaderFollowerWorkerThr ead.runIt(LeaderFollowerWorkerThread.java:80)
at org.apache.tomcat.util.threads.ThreadPool$ControlR unnable.run(ThreadPool.java:684)
at java.lang.Thread.run(Thread.java:619)

how to solve this

Thanks in Advance
Ramprakash

Dec 30 '09 #3

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