[XERCESJ-1394] Node.lookupNamespaceURI() sometimes returns an empty string instead of null.

• Type: Bug
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 2.9.1
• Fix Version/s: 2.10.0
• Component/s: DOM (Level 3 Core)
• Assignee: Michael Glavassevich
• Reporter: Michael Glavassevich
• Created: 14/Sep/09 18:19
• Updated: 22/Nov/09 18:47
• Resolved: 14/Sep/09 18:32

Description

When a namespace has been undeclared Xerces is returning "" from lookupNamespaceURI() instead of null. The DOM Level 3 spec [1][2] requires that null be returned if the given prefix is not bound.

[1] http://www.w3.org/TR/2004/REC-DOM-Level-3-Core-20040407/core.html#Node3-lookupNamespaceURI
[2] http://www.w3.org/TR/2004/REC-DOM-Level-3-Core-20040407/namespaces-algorithms.html#lookupNamespaceURIAlgo