1 files changed, 86 insertions, 0 deletions
diff --git a/3rdparty/clucene/src/CLucene/search/CachingWrapperFilter.cpp b/3rdparty/clucene/src/CLucene/search/CachingWrapperFilter.cpp
new file mode 100644
index 000000000..694556ca7
--- /dev/null
+++ b/3rdparty/clucene/src/CLucene/search/CachingWrapperFilter.cpp
@@ -0,0 +1,86 @@
+/*------------------------------------------------------------------------------
+* 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 "CachingWrapperFilter.h"
+
+CL_NS_DEF(search)
+CL_NS_USE(index)
+CL_NS_USE(util)
+
+AbstractCachingFilter::AbstractCachingFilter():
+	cache(false,true)
+{
+}
+AbstractCachingFilter::AbstractCachingFilter(const AbstractCachingFilter& copy):
+	cache(false,true)
+{
+}
+AbstractCachingFilter::~AbstractCachingFilter(){
+}
+AbstractCachingFilter::BitSetHolder::BitSetHolder(CL_NS(util)::BitSet* bits, bool deleteBs){
+	this->bits = bits;
+	this->deleteBs = deleteBs;
+}
+AbstractCachingFilter::BitSetHolder::~BitSetHolder(){
+	if ( deleteBs )
+		_CLDELETE(bits);
+}
+
+
+BitSet* AbstractCachingFilter::bits(IndexReader* reader){
+	SCOPED_LOCK_MUTEX(cache.THIS_LOCK)
+	BitSetHolder* cached = cache.get(reader);
+	if ( cached != NULL )
+		return cached->bits;
+	BitSet* bs = doBits(reader);
+	BitSetHolder* bsh = _CLNEW BitSetHolder(bs, doShouldDeleteBitSet(bs));
+	cache.put(reader,bsh);
+	return bs;
+}
+void AbstractCachingFilter::closeCallback(CL_NS(index)::IndexReader* reader, void*){
+	SCOPED_LOCK_MUTEX(cache.THIS_LOCK)
+	cache.remove(reader);
+}
+
+
+
+
+CachingWrapperFilter::CachingWrapperFilter(Filter* filter, bool deleteFilter){
+	this->filter = filter;
+	this->deleteFilter = deleteFilter;
+}
+CachingWrapperFilter::CachingWrapperFilter(const CachingWrapperFilter& copy):
+	AbstractCachingFilter(copy)
+{
+	this->filter = copy.filter->clone();
+	this->deleteFilter = true;
+}
+Filter* CachingWrapperFilter::clone() const{
+	return _CLNEW CachingWrapperFilter(*this);
+}
+TCHAR* CachingWrapperFilter::toString(){
+	TCHAR* fs = filter->toString();
+	int len = _tcslen(fs)+23;
+	TCHAR* ret = _CL_NEWARRAY(TCHAR,len);
+	_sntprintf(ret,len,_T("CachingWrapperFilter(%s)"),fs);
+	_CLDELETE_CARRAY(fs);
+	return ret;
+}
+BitSet* CachingWrapperFilter::doBits(IndexReader* reader){
+	return filter->bits(reader);
+}
+bool CachingWrapperFilter::doShouldDeleteBitSet( CL_NS(util)::BitSet* bits ){
+	return filter->shouldDeleteBitSet(bits);
+}
+CachingWrapperFilter::~CachingWrapperFilter(){
+	if ( deleteFilter ){
+		_CLDELETE(filter);
+	}else
+		filter=NULL;
+}
+
+CL_NS_END