This page (revision-9) was last changed on 23-Apr-2022 17:05 by Harry Metske

This page was created on 23-Apr-2022 17:05 by Harry Metske

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Page References

Incoming links Outgoing links
JSPWikiClassLoadingIssue...nobody
JSPWikiClassLoadingIssue

Version management

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[{TableOfContents }]
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After moving the class WikiPage to the package org.apache.jspwiki.api we started getting NoClassDefFoundErrors for this class if it is referenced from JSP's.
\\After moving the class WikiPage to the package org.apache.jspwiki.api we started getting NoClassDefFoundErrors for this class if it is referenced from JSP's.
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! Steps done to diagnose
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|move WikiPage back to the old package com.ecyrd.jspwiki| Success
|move WikiPage back to the old package com.ecyrd.jspwiki| __Success__
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|rename package org.apache.jspwiki.api to org2.apache.jspwiki.api|?
|run in webtests/Jetty|No Success, cant find logfile but the Firefox screen look similar
|run in webtests/Jetty|No Success, cant find logfile but the Firefox screen looks similar
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|ran Tomcat with -verbose:class|No Success, no clue, the WikiPage is loaded from JSPWiki.jar, no strange things noticed
|rename package org.apache.jspwiki.api to org__2__.apache.jspwiki.api|__Success__
|rename package org.apache.jspwiki.api to org.apache__2__.jspwiki.api|__Success__
|rename package org.apache.jspwiki.api to org.apache.jspwiki__2__.api|No Succes => hehe => has org.apache restrictions ?!
|rename package org.apache.jspwiki.api to org.apache.j__z__pwiki.api|__Success__
|rename package org.apache.jspwiki.api to org.apache.jsp__2__wiki.api|No Success => would we somehow conflict with org.apache.jsp, which is a package name for servlets compiled from JSP's (look at tomcat's work directory)
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!! Cause and Solution
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It indeed appears to be related to Jasper, see [JSPWIKI-465|https://issues.apache.org/jira/browse/JSPWIKI-465] for details.
\\You need a recent version of Jasper (Tomcat 6.0.19, or 6.0.16 with Java System Property -Dorg.apache.jasper.Constants.JSP_PACKAGE_NAME=org.apache.jzp)
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The following containers suffer from this problem, because they use Jasper:
* Tomcat
* Glassfish
* Geronimo
* Jetty
* JBoss
* WebSphere ? (I'll have to check that)
* WebLogic ? (I don't know)
* OC4J ? (I don't know)
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!! Stacktrace
This page (revision-9) was last changed on 23-Apr-2022 17:05 by Harry MetskeTop