Re: [betwixt] NPE while using BeanWriter.setWriteEmptyElements() to "false"

["Bradley M. Handy" <br...@williamstonfmc.org>]

I'll do what I can.

Brad



At 05:04 PM 6/5/2003, you wrote:
>hi bradley
>
>i've added a check for null into XMLIntrospectorHelper. so if you build 
>from CVS HEAD, that particular problem will mostly likely go away. on the 
>other hand. i strongly suspect that this is a symptom rather than the 
>actual problem. what i would find very useful would be a test case 
>(preferably one which you're willing to donate to the ASF) that 
>demonstrates this problem. then i'll be able to run the code on my machine 
>and work out whether it's a bug in betwixt or some other issue.
>
>- robert
>
>On Thursday, June 5, 2003, at 04:35 PM, Bradley M. Handy wrote:
>
>>I get the following NPE when setting "writeEmptyElements" property of 
>>"BeanWriter" to false.
>>
>>Is there something I'm not doing properly.  I've got my ".betwixt" files 
>>defined properly, because when the property is set to "true" the test app 
>>runs fine.
>>
>>I'm using the source from the CVS repository as of 5:00pm -0500 on June 4th.
>>
>>java.lang.NullPointerException
>>         at 
>> org.apache.commons.betwixt.digester.XMLIntrospectorHelper.isLoopType
>>(XMLIntrospectorHelper.java:575)
>>         at org.apache.commons.betwixt.io.AbstractBeanWriter.isEmptyElement
>>(AbstractBeanWriter.java:856)
>>         at org.apache.commons.betwixt.io.AbstractBeanWriter.ignoreElement(
>>AbstractBeanWriter.java:814)
>>         at org.apache.commons.betwixt.io.AbstractBeanWriter.writeElement(
>>AbstractBeanWriter.java:536)
>>         at org.apache.commons.betwixt.io.AbstractBeanWriter.writeBean
>>(AbstractBeanWriter.java:282)
>>         at 
>> org.apache.commons.betwixt.io.AbstractBeanWriter.write(AbstractBeanWriter.
>>java:193)
>>         at 
>> org.apache.commons.betwixt.io.AbstractBeanWriter.write(AbstractBeanWriter.
>>java:164)
>>         at org.apache.commons.betwixt.io.BeanWriter.write(BeanWriter.java:
>>231)
>>         at BetwixtTest.main(BetwixtTest.java:44)
>>Exception in thread "main"
>>
>>
>>Brad
>>
>>
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