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Posted to dev@tomcat.apache.org by bu...@apache.org on 2013/08/23 13:56:24 UTC
[Bug 55470] New: Help users for ClassNotFoundExceptions during
startup
https://issues.apache.org/bugzilla/show_bug.cgi?id=55470
Bug ID: 55470
Summary: Help users for ClassNotFoundExceptions during startup
Product: Tomcat 7
Version: trunk
Hardware: All
OS: All
Status: NEW
Severity: enhancement
Priority: P2
Component: Catalina
Assignee: dev@tomcat.apache.org
Reporter: hauser@acm.org
Created attachment 30754
--> https://issues.apache.org/bugzilla/attachment.cgi?id=30754&action=edit
a patch that would help anybody with classpath problem save a lot of time
java.lang.ClassNotFoundException: com.my.any.MyClass
at java.net.URLClassLoader$1.run(URLClassLoader.java:366)
at java.net.URLClassLoader$1.run(URLClassLoader.java:355)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:354)
at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308)
at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
at
org.apache.tomcat.util.digester.ObjectCreateRule.begin(ObjectCreateRule.java:150)
at
org.apache.tomcat.util.digester.Digester.startElement(Digester.java:1276)
at
com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.startElement(AbstractSAXParser.java:506)
at
com.sun.org.apache.xerces.internal.parsers.AbstractXMLDocumentParser.emptyElement(AbstractXMLDocumentParser.java:182)
at
com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanStartElement(XMLDocumentFragmentScannerImpl.java:1303)
at
com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl$FragmentContentDriver.next(XMLDocumentFragmentScannerImpl.java:2717)
at
com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl.next(XMLDocumentScannerImpl.java:607)
at
com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanDocument(XMLDocumentFragmentScannerImpl.java:489)
at
com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:835)
at
com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:764)
at
com.sun.org.apache.xerces.internal.parsers.XMLParser.parse(XMLParser.java:123)
at
com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.parse(AbstractSAXParser.java:1210)
at
com.sun.org.apache.xerces.internal.jaxp.SAXParserImpl$JAXPSAXParser.parse(SAXParserImpl.java:568)
at org.apache.tomcat.util.digester.Digester.parse(Digester.java:1537)
at org.apache.catalina.startup.Catalina.load(Catalina.java:617)
at org.apache.catalina.startup.Catalina.load(Catalina.java:665)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at org.apache.catalina.startup.Bootstrap.load(Bootstrap.java:281)
at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:455)
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[Bug 55470] Help users for ClassNotFoundExceptions during startup
Posted by bu...@apache.org.
https://issues.apache.org/bugzilla/show_bug.cgi?id=55470
--- Comment #1 from Mark Thomas <ma...@apache.org> ---
Some comments on the patch:
- indents should be correct and use 4 spaces rather than tabs
- output should be to a logger, not to stderr
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[Bug 55470] Help users for ClassNotFoundExceptions during startup
Posted by bu...@apache.org.
https://issues.apache.org/bugzilla/show_bug.cgi?id=55470
Ralf Hauser <ha...@acm.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Attachment #30754|0 |1
is obsolete| |
CC| |hauser@acm.org
--- Comment #2 from Ralf Hauser <ha...@acm.org> ---
Created attachment 30755
--> https://issues.apache.org/bugzilla/attachment.cgi?id=30755&action=edit
ObjectCreateRulePatch2.txt
Hopefully, Mark's feedbacks are fixed.
Found a 2n place where it is useful:
org.apache.catalina.loader.WebappClassLoader.loadClass()
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[Bug 55470] Help users for ClassNotFoundExceptions during startup
[PATCH]
Posted by bu...@apache.org.
https://issues.apache.org/bugzilla/show_bug.cgi?id=55470
Christopher Schultz <ch...@christopherschultz.net> changed:
What |Removed |Added
----------------------------------------------------------------------------
Summary|Help users for |Help users for
|ClassNotFoundExceptions |ClassNotFoundExceptions
|during startup |during startup [PATCH]
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