Re: Bug in tomcat 4.0b1

["Park, Sung-Gu" <je...@thinkfree.com>]

I think I've gotten the same error message!
I've tested with tomcat 4.0b4 nightly build and it doesn't work at
ll.  -_-;
The jar in trouble is JTA 1.0.1a from Sun!

Sung-Gu


P.S.: The error message is :

java.lang.NullPointerException
        at
org.apache.catalina.loader.Extension.getRequired(Extension.java:336)
        at
org.apache.catalina.loader.StandardClassLoader.addRepositoryInternal(S
tandardClassLoader.java:1177)
        at
org.apache.catalina.loader.StandardClassLoader.<init>(StandardClassLoa
der.java:198)
        at
org.apache.catalina.startup.Bootstrap.createCommonLoader(Bootstrap.jav
a:263)
        at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:120)
Exception in thread "main" java.lang.IllegalArgumentException:
addRepositoryInter
nal: java.lang.NullPointerException
        at
org.apache.catalina.loader.StandardClassLoader.addRepositoryInternal(S
tandardClassLoader.java:1185)
        at
org.apache.catalina.loader.StandardClassLoader.<init>(StandardClassLoa
der.java:198)
        at
org.apache.catalina.startup.Bootstrap.createCommonLoader(Bootstrap.jav
a:263)
        at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:120)

----- Original Message -----
From: "Donnchadh ?Donnabh?n" <d_...@vistech.ie>
To: <to...@jakarta.apache.org>
Sent: Wednesday, January 17, 2001 10:10 PM
Subject: Bug in tomcat 4.0b1


> There seems to be a bug in
>    org.apache.catalina.loader.StandardClassLoader.addRepositoryInternal
>  At line 1062 jarFile.getManifest() is called but there is no check for
> a returned null. In the case of the Oracle 8i thin JDBC driver there
>  is no manifest so depending on where the jar is located tomcat will
>  not start or the context will not start.
>
> The exiting code is:
>                 Manifest manifest = jarFile.getManifest();
>                 Iterator extensions =
>                     Extension.getAvailable(manifest).iterator();
>                 while (extensions.hasNext())
>                     available.add(extensions.next());
>                 extensions =
>                     Extension.getRequired(manifest).iterator();
>                 while (extensions.hasNext())
>                     required.add(extensions.next());
>
> and should be replaced with:
>                 Manifest manifest = jarFile.getManifest();
>                 if (manifest != null) {
>                     Iterator extensions =
>                         Extension.getAvailable(manifest).iterator();
>                     while (extensions.hasNext())
>                         available.add(extensions.next());
>                     extensions =
>                         Extension.getRequired(manifest).iterator();
>                     while (extensions.hasNext())
>                         required.add(extensions.next());
>                 }
>
>    Donnchadh
>
> --
>
> // Donnchadh ?Donnabh?n  mailto:d_odonnabhain@vistech.ie
> // Vistech Software Ltd.   http://www.vistechsoftware.com
> // Building 7, Cork Airport Business Park, Cork, Ireland
> // Ph. +353-21-4315007      Fax +353-21-4315066
>
>
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