That solved it. Thank you.
djencks wrote:
>
> You app is not loaded in the system classloader in geronimo, and
> almost certainly not in any other app server or non-trivial framework
> either.
>
> You should be using
> getClass().getClassLoader().getResourceAsStream()
>
> or
>
> MyClass.class.getClassLoader().getResourceAsStream().
>
> hope this helps
> david jencks
>
> On Mar 30, 2008, at 9:52 AM, Cedric Hurst wrote:
>
>>
>> I have a utility JAR which reads from a flat file ("cities.txt")
>> which is
>> contained within the JAR itself. This file is used to initially
>> populate a
>> collection in memory. I'm using the
>> ClassLoader.getSystemResourceAsStream()
>> method to retrieve this flat file as an InputStream within my
>> utility JAR
>> class. In Java SE, I can add the utility JAR the the classpath of
>> a client
>> and it will find the flat file just fine. But if I try to deploy
>> this JAR
>> to Geronimo and use it within a web application,
>> ClassLoader.getSystemResourcesAsStream() returns null. I'm guessing
>> Geronimo is doing some tricky things which involve overriding the
>> system
>> classloader. Here's the stack trace.
>>
>> java.lang.NullPointerException
>> at java.io.Reader.<init>(Reader.java:82)
>> at java.io.InputStreamReader.<init>(InputStreamReader.java:89)
>> at util.cityLookup.Lookup.init(Lookup.java:21)
>> at util.cityLookup.Lookup.checkInitilization(Lookup.java:45)
>> at util.cityLookup.Lookup.citiesBeginningWith(Lookup.java:52)
>> at web.jsf.CitySuggester.getCityList(CitySuggester.java:10)
>> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>> at
>> sun.reflect.NativeMethodAccessorImpl.invoke
>> (NativeMethodAccessorImpl.java:79)
>> at
>> sun.reflect.DelegatingMethodAccessorImpl.invoke
>> (DelegatingMethodAccessorImpl.java:43)
>> at java.lang.reflect.Method.invoke(Method.java:618)
>> at org.apache.el.parser.AstValue.invoke(AstValue.java:131)
>> at org.apache.el.MethodExpressionImpl.invoke
>> (MethodExpressionImpl.java:276)
>> at
>> org.apache.myfaces.el.convert.MethodExpressionToMethodBinding.invoke
>> (MethodExpressionToMethodBinding.java:73)
>> ... 30 more
>>
>>
>> I've attached the JAR file. Is there an alternate means of
>> accessing the
>> flat file within my Lookup class (without using absolute paths)?
>>
>> http://www.nabble.com/file/p16384195/cityLookup-1.0-NABBLE.jar
>> cityLookup-1.0-NABBLE.jar
>> --
>> View this message in context: http://www.nabble.com/
>> ClassLoader.getSystemResourceAtStream%28%29-within-Geronimo-utility-
>> JAR--tp16384195s134p16384195.html
>> Sent from the Apache Geronimo - Users mailing list archive at
>> Nabble.com.
>>
>
>
>
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