Sorry.. was out of the office. I am running:

Tomcat 4.0.3
Windoes NT
JDK 1.3.1_01 (Sun)
Xalan is placed in a webapp called avolent. I have unjarred the code, and
put it into WEB-INF/classes

-- bk




>> -----Original Message-----
>> From: Ushakov, Sergey N [mailto:[EMAIL PROTECTED]
>> Sent: Sunday, June 02, 2002 4:23 PM
>> To: [EMAIL PROTECTED]
>> Cc: Bryan Kearney; 'Gary L Peskin'
>> Subject: Re: New Xalan not playing well with Tomcat 4.0?
>> 
>> 
>> Bryan, I feel somewhat guilty as I am somehow related to 
>> this new piece of
>> code... :)
>> 
>> I agree with Gary that using class loaders might be 
>> programmed better, but I
>> still do not feel I understand it entirely...
>> 
>> I have tried to investigate your issue, but unfortunately I could not
>> reproduce it. That is, I use Tomcat 4.0.4b2 and JDK 1.4.0 on 
>> Windows, and
>> have all my encoding issues resolved, and do not get any 
>> NPEs... But I agree
>> that if it throws an exception for you then it definitely 
>> has a bug that
>> should be fixed.
>> 
>> Could you describe your configuration that results in NPE? OS, Tomcat
>> version, JDK/JRE version, placement of Xalan, environment 
>> settings, etc... ?
>> 
>> Regards,
>> Sergey
>> 
>> 
>> ----- Original Message -----
>> From: "Bryan Kearney" <[EMAIL PROTECTED]>
>> To: "'Gary L Peskin'" <[EMAIL PROTECTED]>; "Bryan Kearney"
>> <[EMAIL PROTECTED]>; <[EMAIL PROTECTED]>
>> Sent: Friday, May 31, 2002 7:02 PM
>> Subject: RE: New Xalan not playing well with Tomcat 4.0?
>> 
>> 
>> > I threw away my output, but I modified the file as shown. 
>> What I saw as
>> > output was (See the System.outs)
>> >
>> > "ST" was blank
>> > "BK" showed a tomcat WebAppClass loader which pointed to the
>> WEB-INF\classes
>> > directory as it should. It delegeted up several layers as 
>> is typical for
>> > tomcat.
>> > "B" was null
>> > "C" was null
>> >
>> > by moving the location of the file, it was found. TO be 
>> fair.. I do not
>> > recall if it ws "B" or "C" that found it however.
>> >
>> > -- bk
>> >
>> >
>> >   private static EncodingInfo[] loadEncodingInfo()
>> >   {
>> >     URL url = null;
>> >     try {
>> >       String urlString =
>> >         
>> System.getProperty("org.apache.xalan.serialize.encodings", "");
>> >       System.out.println("ST" + urlString) ;
>> >       if (urlString == null || urlString.length() == 0) {
>> >         ClassLoader cl = Encodings.class.getClassLoader();
>> >         System.out.println("org/apache/xalan/serialize/" +
>> >                                               ENCODINGS_FILE) ;
>> >         System.out.println("BK" + cl) ;
>> >
>> >         if (cl == null) {
>> >           url =
>> ClassLoader.getSystemResource("org/apache/xalan/serialize/"
>> > +
>> >                                               ENCODINGS_FILE);
>> >           System.out.println("A" + url) ;
>> >
>> >         } else {
>> >           url = cl.getResource(ENCODINGS_FILE);
>> >           System.out.println("B" + url) ;
>> >           if (url == null)
>> >             url =
>> > ClassLoader.getSystemResource("org/apache/xalan/serialize/" +
>> >                                               ENCODINGS_FILE);
>> >           System.out.println("C" + url) ;
>> >
>> >         }
>> >       } else {
>> >         url = new URL (urlString);
>> >         System.out.println("D" + url) ;
>> >
>> >       }
>> >
>> >       // ? consider whether we should allow an exception 
>> here if resource
>> >       // is not found or should we return an empty array ?
>> >       InputStream is = url.openStream();
>> >
>> > >> -----Original Message-----
>> > >> From: Gary L Peskin [mailto:[EMAIL PROTECTED]
>> > >> Sent: Friday, May 31, 2002 8:56 AM
>> > >> To: 'Bryan Kearney'; [EMAIL PROTECTED]
>> > >> Subject: RE: New Xalan not playing well with Tomcat 4.0?
>> > >>
>> > >>
>> > >> This looks like a bug in Encodings.  It seems to be using the
>> > >> classloader that loaded the Encodings class rather than 
>> the Context
>> > >> classloader.  Also, if a classloader is found, only the
>> > >> Encodings.properties name is searched rather than the 
>> full path name.
>> > >> There are several problems with this code.  Could you 
>> please open a
>> > >> Bugzilla entry on this problem?
>> > >>
>> > >> Thanks,
>> > >> Gary
>> > >>
>> > >> > -----Original Message-----
>> > >> > From: Bryan Kearney [mailto:[EMAIL PROTECTED]
>> > >> > Sent: Friday, May 31, 2002 7:47 AM
>> > >> > To: 'Gary L Peskin'; Bryan Kearney
>> > >> > Subject: RE: New Xalan not playing well with Tomcat 4.0?
>> > >> >
>> > >> >
>> > >> > It was a Null Pointer exception. The url on line 357 was
>> > >> > null. The ClassLoader was unable to find the
>> > >> > Encodings.properties file if it existed in an un-jarred xalan
>> > >> > installation. I moved it to tomcat/classes (just the
>> > >> > Encodings.properties) and the class loader can find it now. I
>> > >> > did not dig to far into the why of it was not found as the
>> > >> > webapps stuff is already pretty ugly for me.
>> > >> >
>> > >> > -- bk
>> > >> >
>> > >> >
>> > >> > >> -----Original Message-----
>> > >> > >> From: Gary L Peskin [mailto:[EMAIL PROTECTED]
>> > >> > >> Sent: Friday, May 31, 2002 8:43 AM
>> > >> > >> To: 'Bryan Kearney'
>> > >> > >> Subject: RE: New Xalan not playing well with Tomcat 4.0?
>> > >> > >>
>> > >> > >>
>> > >> > >> Bryan --
>> > >> > >>
>> > >> > >> What is the exception that you're getting at the top of the
>> > >> > >> stack trace?
>> > >> > >>
>> > >> > >> Gary
>> > >> > >>
>> > >> > >> > -----Original Message-----
>> > >> > >> > From: Bryan Kearney [mailto:[EMAIL PROTECTED]
>> > >> > >> > Sent: Friday, May 31, 2002 6:13 AM
>> > >> > >> > To: '[EMAIL PROTECTED]'
>> > >> > >> > Subject: New Xalan not playing well with Tomcat 4.0?
>> > >> > >> >
>> > >> > >> >
>> > >> > >> > Has anyone seen this? I have started to get the following
>> > >> > >> > exception when loading up the encodings:
>> > >> > >> >
>> > >> > >> > at
>> > >> > >> > 
>> org.apache.xalan.serialize.Encodings.loadEncodingInfo(Encoding
>> > >> > >> > s.java:357)
>> > >> > >> > at
>> > >> > >>
>> > >> 
>> org.apache.xalan.serialize.Encodings.<clinit>(Encodings.java:396)
>> > >> > >> > at
>> > >> org.apache.xalan.serialize.SerializerToXML.<init>(SerializerTo
>> > >> > >> > XML.java:313)
>> > >> > >> > at
>> > >> > >> > 
>> org.apache.xalan.serialize.SerializerToHTML.<init>(SerializerT
>> > >> > >> > oHTML.java:523
>> > >> > >> > )
>> > >> > >> >
>> > >> > >> > I am running a pretty new xalan in the latest 
>> tomcat. I do
>> > >> > >> > not get this from the command line. Could this 
>> be an issue
>> > >> > >> > with tomcats layered clss loades?
>> > >> > >> >
>> > >> > >> >
>> > >> > >> > -- bk
>> > >> > >> >
>> > >> > >>
>> > >> >
>> > >>
>> >
>> 

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