- Applied a patch supplied by David Smiley that ensures that searches that

use DateFilter don't throw an exception when no matches are found.
PR:
Obtained from:
Submitted by:
Reviewed by:


git-svn-id: https://svn.apache.org/repos/asf/lucene/java/trunk@149741 13f79535-47bb-0310-9956-ffa450edef68

src/java/org/apache/lucene/search/DateFilter.java

@@ -130,6 +130,9 @@ public final class DateFilter extends Filter {
     BitSet bits = new BitSet(reader.maxDoc());
     TermEnum enum = reader.terms(new Term(field, start));
     TermDocs termDocs = reader.termDocs();
+    if (enum.term() == null)
+	return bits;
+
     try {
       Term stop = new Term(field, end);
       while (enum.term().compareTo(stop) <= 0) {