1 files changed, 38 insertions, 0 deletions
diff --git a/3rdparty/clucene/src/CLucene/index/SegmentMergeQueue.h b/3rdparty/clucene/src/CLucene/index/SegmentMergeQueue.h
new file mode 100644
index 000000000..faa690252
--- /dev/null
+++ b/3rdparty/clucene/src/CLucene/index/SegmentMergeQueue.h
@@ -0,0 +1,38 @@
+/*------------------------------------------------------------------------------
+* 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.
+------------------------------------------------------------------------------*/
+#ifndef _lucene_index_SegmentMergeQueue_
+#define _lucene_index_SegmentMergeQueue_
+
+#if defined(_LUCENE_PRAGMA_ONCE)
+# pragma once
+#endif
+
+#include "CLucene/util/PriorityQueue.h"
+#include "SegmentMergeInfo.h"
+
+CL_NS_DEF(index)
+	class SegmentMergeQueue :public CL_NS(util)::PriorityQueue<SegmentMergeInfo*,CL_NS(util)::Deletor::Object<SegmentMergeInfo> > {
+	public:
+		//Constructor
+	    //Creates a queue of length size
+		SegmentMergeQueue(const int32_t size);
+		
+		//Destructor
+	    //Does nothing as its parent class will clean up everything
+		~SegmentMergeQueue();
+
+		//Closes and destroyes all SegmentMergeInfo Instances in the queue
+		void close();
+	protected:
+		//Overloaded method that implements the lessThan operator for the parent class
+        //This method is used by the parent class Priority queue to reorder its internal
+        //data structures. This implementation check if stiA is less than the current term of stiB.
+		bool lessThan(SegmentMergeInfo* stiA, SegmentMergeInfo* stiB);
+
+	};
+CL_NS_END
+#endif