Creating a new class in xapian namespace

/usr/bin/perl -e 'print "$_\n" for sort @ARGV' org/xapian/Auto.java org/xapian/BB2Weight.java org/xapian/BM25Weight.java org/xapian/BoolWeight.java org/xapian/Chert.java org/xapian/Compactor.java org/xapian/Database.java org/xapian/DateValueRangeProcessor.java org/xapian/DecreasingValueWeightPostingSource.java org/xapian/DLHWeight.java org/xapian/DPHWeight.java org/xapian/Document.java org/xapian/Enquire.java org/xapian/ESet.java org/xapian/ESetIterator.java org/xapian/ExpandDecider.java org/xapian/ExpandDeciderAnd.java org/xapian/ExpandDeciderFilterPrefix.java org/xapian/FieldProcessor.java org/xapian/FixedWeightPostingSource.java org/xapian/GreatCircleMetric.java org/xapian/IfB2Weight.java org/xapian/IneB2Weight.java org/xapian/InL2Weight.java org/xapian/InMemory.java org/xapian/KeyMaker.java org/xapian/LMWeight.java org/xapian/LatLongCoord.java org/xapian/LatLongCoords.java org/xapian/LatLongCoordsIterator.java org/xapian/LatLongDistanceKeyMaker.java org/xapian/LatLongDistancePostingSource.java org/xapian/LatLongMetric.java org/xapian/MatchDecider.java org/xapian/MatchSpy.java org/xapian/MSet.java org/xapian/MSetIterator.java org/xapian/MultiValueKeyMaker.java org/xapian/NumberValueRangeProcessor.java org/xapian/PL2Weight.java org/xapian/PositionIterator.java org/xapian/PostingIterator.java org/xapian/PostingSource.java org/xapian/Query.java org/xapian/QueryParser.java org/xapian/Registry.java org/xapian/Remote.java org/xapian/RSet.java org/xapian/SimpleStopper.java org/xapian/Stem.java org/xapian/StemImplementation.java org/xapian/Stopper.java org/xapian/StringValueRangeProcessor.java org/xapian/SWIGTYPE_p_std__string.java org/xapian/TermGenerator.java org/xapian/TermIterator.java org/xapian/TfIdfWeight.java org/xapian/TradWeight.java org/xapian/ValueCountMatchSpy.java org/xapian/ValueIterator.java org/xapian/ValueMapPostingSource.java org/xapian/ValuePostingSource.java org/xapian/ValueRangeProcessor.java org/xapian/ValueSetMatchDecider.java org/xapian/ValueWeightPostingSource.java org/xapian/Version.java org/xapian/Weight.java org/xapian/WritableDatabase.java org/xapian/Xapian.java org/xapian/XapianConstants.java org/xapian/XapianJNI.java|diff -c - org/xapian/list
*** -	2016-04-02 12:22:17.507080987 +0530
--- org/xapian/list	2016-04-02 12:22:17.497466990 +0530
***************
*** 34,39 ****
--- 34,40 ----
  org/xapian/MSet.java
  org/xapian/MSetIterator.java
  org/xapian/MatchDecider.java
+ org/xapian/MatchDescriptor.java
  org/xapian/MatchSpy.java
  org/xapian/MultiValueKeyMaker.java
  org/xapian/NumberValueRangeProcessor.java
make[3]: *** [xapian_wrap.stamp] Error 1
make[3]: Leaving directory `/home/mkash32/Documents/Projects/xapian/xapian-bindings/java'
make[2]: *** [all-recursive] Error 1
make[2]: Leaving directory `/home/mkash32/Documents/Projects/xapian/xapian-bindings'
make[1]: *** [all] Error 2
make[1]: Leaving directory `/home/mkash32/Documents/Projects/xapian/xapian-bindings'
make: *** [all] Error 2