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https://issues.apache.org/jira/browse/JXPATH-82?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#action_12493636
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Sergey Vladimirov commented on JXPATH-82:
-----------------------------------------
I was wrong, sorry. It's not a null value, but an empty value.
Exception is correct one.
> ConversionException: Zero length BigInteger
> -------------------------------------------
>
> Key: JXPATH-82
> URL: https://issues.apache.org/jira/browse/JXPATH-82
> Project: Commons JXPath
> Issue Type: Bug
> Affects Versions: 1.2 Final
> Reporter: Sergey Vladimirov
> Priority: Minor
>
> When JXPath is lenient and asked to return typized value by
> ...getValue(..., BigInteger.class)
> it should return NULL value, instead of throwing
> Caused by: org.apache.commons.beanutils.ConversionException: Zero length
> BigInteger
> at
> org.apache.commons.beanutils.converters.BigIntegerConverter.convert(BigIntegerConverter.java:117)
> at
> org.apache.commons.jxpath.util.BasicTypeConverter.convert(BasicTypeConverter.java:299)
> at org.apache.commons.jxpath.util.TypeUtils.convert(TypeUtils.java:54)
> at
> org.apache.commons.jxpath.ri.JXPathContextReferenceImpl.getValue(JXPathContextReferenceImpl.java:373)
> at
> org.apache.commons.jxpath.ri.JXPathContextReferenceImpl.getValue(JXPathContextReferenceImpl.java:358)
> ... 12 more
> Caused by: java.lang.NumberFormatException: Zero length BigInteger
> at java.math.BigInteger.<init>(BigInteger.java:275)
> at java.math.BigInteger.<init>(BigInteger.java:447)
> at
> org.apache.commons.beanutils.converters.BigIntegerConverter.convert(BigIntegerConverter.java:112)
> ... 16 more
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