xstream 1.3.1?

Wed, 14 Jan 2009 20:52:15 -0800

We fail tests when upgrading from xstream 1.2 to 1.3.1, this is caused by NPE here. Any ideas why? That xstream code looks pretty twisty... 


Tests run: 7, Failures: 0, Errors: 4, Skipped: 0, Time elapsed: 0.09  
sec <<< FAILURE!
testPersonToXml 
(org 
.apache.shindig.social.opensocial.util.BeanXStreamAtomConverterTest)   
Time elapsed: 0.016 sec  <<< ERROR!

java.lang.NullPointerException

        at  
com 
.thoughtworks 
.xstream 
.mapper 
.AttributeMapper.getLocalConverterFromItemType(AttributeMapper.java:72)
        at  
com 
.thoughtworks 
.xstream 
.mapper.AttributeMapper.getConverterFromItemType(AttributeMapper.java: 
94)
        at  
com 
.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter 
$1.visit(AbstractReflectionConverter.java:81)
        at  
com 
.thoughtworks 
.xstream 
.converters 
.reflection 
.PureJavaReflectionProvider 
.visitSerializableFields(PureJavaReflectionProvider.java:129)
        at  
com 
.thoughtworks 
.xstream 
.converters 
.reflection 
.AbstractReflectionConverter 
.doMarshal(AbstractReflectionConverter.java:67)
        at  
com 
.thoughtworks 
.xstream 
.converters 
.reflection 
.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java: 
58)
        at  
com 
.thoughtworks.xstream.core.TreeMarshaller.convert(TreeMarshaller.java: 
86)
        at  
com 
.thoughtworks 
.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:78)
        at  
com 
.thoughtworks 
.xstream 
.converters 
.reflection 
.AbstractReflectionConverter 
.marshallField(AbstractReflectionConverter.java:157)
        at  
com 
.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter 
$2.writeField(AbstractReflectionConverter.java:148)
        at  
com 
.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter 
$2.visit(AbstractReflectionConverter.java:118)
        at  
com 
.thoughtworks 
.xstream 
.converters 
.reflection 
.PureJavaReflectionProvider 
.visitSerializableFields(PureJavaReflectionProvider.java:129)
        at  
com 
.thoughtworks 
.xstream 
.converters 
.reflection 
.AbstractReflectionConverter 
.doMarshal(AbstractReflectionConverter.java:100)
        at  
com 
.thoughtworks 
.xstream 
.converters 
.reflection 
.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java: 
58)
        at  
com 
.thoughtworks.xstream.core.TreeMarshaller.convert(TreeMarshaller.java: 
86)
        at  
com 
.thoughtworks 
.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:78)
        at  
com 
.thoughtworks 
.xstream 
.converters 
.reflection 
.AbstractReflectionConverter 
.marshallField(AbstractReflectionConverter.java:157)
        at  
com 
.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter 
$2.writeField(AbstractReflectionConverter.java:148)
        at  
com 
.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter 
$2.visit(AbstractReflectionConverter.java:112)
        at  
com 
.thoughtworks 
.xstream 
.converters 
.reflection 
.PureJavaReflectionProvider 
.visitSerializableFields(PureJavaReflectionProvider.java:129)
        at  
com 
.thoughtworks 
.xstream 
.converters 
.reflection 
.AbstractReflectionConverter 
.doMarshal(AbstractReflectionConverter.java:100)
        at  
com 
.thoughtworks 
.xstream 
.converters 
.reflection 
.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java: 
58)
        at  
com 
.thoughtworks.xstream.core.TreeMarshaller.convert(TreeMarshaller.java: 
86)
        at  
com 
.thoughtworks 
.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:78)
        at  
com 
.thoughtworks 
.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:63)
        at  
com.thoughtworks.xstream.core.TreeMarshaller.start(TreeMarshaller.java: 
98)
        at  
com 
.thoughtworks 
.xstream 
.core 
.AbstractTreeMarshallingStrategy 
.marshal(AbstractTreeMarshallingStrategy.java:38)

        at com.thoughtworks.xstream.XStream.marshal(XStream.java:837)
        at com.thoughtworks.xstream.XStream.marshal(XStream.java:826)
        at com.thoughtworks.xstream.XStream.toXML(XStream.java:801)
        at com.thoughtworks.xstream.XStream.toXML(XStream.java:789)

        at  
org 
.apache 
.shindig 
.social 
.core 
.util 
.BeanXStreamAtomConverter 
.convertToString(BeanXStreamAtomConverter.java:66)


























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