[WICKET-5497] NPE in JsonUtils when the value is null

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 6.13.0
• Fix Version/s: 6.14.0, 7.0.0-M1
• Component/s: wicket
• Labels: json wicket
• Assignee: Martin Tzvetanov Grigorov
• Reporter: Ilia Naryzhny
• Created: 01/Feb/14 00:42
• Updated: 02/Feb/14 10:20
• Resolved: 02/Feb/14 10:20

Description

Most part of org.apache.wicket.ajax.json.JsonUtils.asArray(Map<String, Object> map) is trying carefully avoid null value. But there is following line

else if (value.getClass().isArray())

which cause NPE in case of empty value for some key.

P.S. Will provide patch.