Alexander Morozov created WICKET-5881:
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Summary: NPE in FormComponent#updateCollectionModel in case of no
converted input and unmodifiable collection
Key: WICKET-5881
URL: https://issues.apache.org/jira/browse/WICKET-5881
Project: Wicket
Issue Type: Bug
Components: wicket
Affects Versions: 6.19.0, 7.0.0
Environment: Windows 7 Pro SP1 x64, JDK 7u75 x64, Wildfly 8.2.0.Final
Reporter: Alexander Morozov
There are 2 issues with FormComponent#updateCollectionModel. 1) converted input
is not checked for null before wrapping it to ArrayList 2) converted input is
not checked for null then model returns unmodifiable collection. The both
issues causes NPE.
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