[JXPATH-89] Cannot compare pointers that do not belong to the same tree

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.2 Final, Nightly Builds
• Fix Version/s: 1.3

Environment

codebase: 1.2 or latest version from SVN, JDK 1.4

• Assignee: Unassigned
• Reporter: Sergey Vladimirov
• Created: 18/Jun/07 14:32
• Updated: 04/Jul/07 07:11
• Resolved: 02/Jul/07 20:48

Description

For XPath "$var | /MAIN/A" exception is thrown:

org.apache.commons.jxpath.JXPathException: Cannot compare pointers that do not belong to the same tree: '$var' and ''
at org.apache.commons.jxpath.ri.model.NodePointer.compareNodePointers(NodePointer.java:665)
at org.apache.commons.jxpath.ri.model.NodePointer.compareNodePointers(NodePointer.java:649)
at org.apache.commons.jxpath.ri.model.NodePointer.compareNodePointers(NodePointer.java:649)
at org.apache.commons.jxpath.ri.model.NodePointer.compareTo(NodePointer.java:639)
at java.util.Arrays.mergeSort(Arrays.java:1152)
at java.util.Arrays.sort(Arrays.java:1079)
at java.util.Collections.sort(Collections.java:113)
at org.apache.commons.jxpath.ri.EvalContext.constructIterator(EvalContext.java:176)
at org.apache.commons.jxpath.ri.EvalContext.hasNext(EvalContext.java:100)
at org.apache.commons.jxpath.JXPathContext.selectNodes(JXPathContext.java:648)
at org.apache.commons.jxpath.ri.model.VariablePointerTestCase.testUnionOfVariableAndNode(VariablePointerTestCase.java:76)