CLucene API Documentation (Version )

00001 /*------------------------------------------------------------------------------
00002 * Copyright (C) 2003-2006 Ben van Klinken and the CLucene Team
00003 * 
00004 * Distributable under the terms of either the Apache License (Version 2.0) or 
00005 * the GNU Lesser General Public License, as specified in the COPYING file.
00006 ------------------------------------------------------------------------------*/
00007 #ifndef _lucene_util_BitSet_
00008 #define _lucene_util_BitSet_
00009 
00010 
00011 CL_CLASS_DEF(store,Directory)
00012 
00013 CL_NS_DEF(util)
00014 class CLUCENE_EXPORT BitSet:LUCENE_BASE {
00015         int32_t _size;
00016         int32_t _count;
00017         uint8_t *bits;
00018         
00019 protected:
00020         BitSet( const BitSet& copy );
00021 
00022 public:
00024         BitSet ( int32_t size );
00025         BitSet(CL_NS(store)::Directory* d, const char* name);
00026         void write(CL_NS(store)::Directory* d, const char* name);
00027         
00029         ~BitSet();
00030         
00032         inline bool get(const int32_t bit) const{
00033                 return (bits[bit >> 3] & (1 << (bit & 7))) != 0;
00034         }
00035         
00037         void set(const int32_t bit, bool val=true);
00038         
00040         int32_t size() const;
00041         
00045         int32_t count();
00046         BitSet *clone() const;
00047 };
00048 CL_NS_END
00049 #endif
BitSet.h
