1 files changed, 73 insertions, 0 deletions
diff --git a/3rdparty/clucene/src/CLucene/search/QueryFilter.cpp b/3rdparty/clucene/src/CLucene/search/QueryFilter.cpp
new file mode 100644
index 000000000..2dbe2d7cd
--- /dev/null
+++ b/3rdparty/clucene/src/CLucene/search/QueryFilter.cpp
@@ -0,0 +1,73 @@
+/*------------------------------------------------------------------------------
+* Copyright (C) 2003-2006 Ben van Klinken and the CLucene Team
+* 
+* Distributable under the terms of either the Apache License (Version 2.0) or 
+* the GNU Lesser General Public License, as specified in the COPYING file.
+------------------------------------------------------------------------------*/
+#include "CLucene/StdHeader.h"
+#include "QueryFilter.h"
+#include "IndexSearcher.h"
+
+CL_NS_DEF(search)
+CL_NS_USE(util)
+CL_NS_USE(index)
+
+
+QueryFilter::QueryFilter( const Query* query )
+{
+	this->query = query->clone();
+}
+
+
+QueryFilter::~QueryFilter()
+{
+	_CLDELETE( query );
+}
+
+
+QueryFilter::QueryFilter( const QueryFilter& copy )
+{
+	this->query = copy.query->clone();
+}
+
+
+Filter* QueryFilter::clone() const {
+	return _CLNEW QueryFilter(*this );
+}
+
+
+TCHAR* QueryFilter::toString()
+{
+	TCHAR* qt = query->toString();
+	size_t len = _tcslen(qt) + 14;
+	TCHAR* ret = _CL_NEWARRAY( TCHAR, len );
+	ret[0] = 0;
+	_sntprintf( ret, len, _T("QueryFilter(%s)"), qt );
+	_CLDELETE_CARRAY(qt);
+	return ret;
+}
+
+
+/** Returns a BitSet with true for documents which should be permitted in
+search results, and false for those that should not. */
+BitSet* QueryFilter::bits( IndexReader* reader )
+{
+    BitSet* bits = _CLNEW BitSet(reader->maxDoc());
+
+	IndexSearcher s(reader);
+	QFHitCollector hc(bits);
+	s._search(query, NULL, &hc);
+    return bits;
+}
+
+
+QueryFilter::QFHitCollector::QFHitCollector(CL_NS(util)::BitSet* bits){
+	this->bits = bits;
+}
+
+void QueryFilter::QFHitCollector::collect(const int32_t doc, const qreal score) {
+	bits->set(doc);  // set bit for hit
+}
+
+
+CL_NS_END