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Diffstat (limited to 'src/3rdparty/clucene/src/CLucene/search/WildcardQuery.h')
-rw-r--r-- | src/3rdparty/clucene/src/CLucene/search/WildcardQuery.h | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/src/3rdparty/clucene/src/CLucene/search/WildcardQuery.h b/src/3rdparty/clucene/src/CLucene/search/WildcardQuery.h new file mode 100644 index 0000000..cfc38f6 --- /dev/null +++ b/src/3rdparty/clucene/src/CLucene/search/WildcardQuery.h @@ -0,0 +1,69 @@ +/*------------------------------------------------------------------------------ +* 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_search_WildcardQuery_ +#define _lucene_search_WildcardQuery_ +#if defined(_LUCENE_PRAGMA_ONCE) +# pragma once +#endif + +#include "CLucene/index/IndexReader.h" +#include "CLucene/index/Term.h" +#include "MultiTermQuery.h" +#include "WildcardTermEnum.h" + +CL_NS_DEF(search) + + /** Implements the wildcard search query. Supported wildcards are <code>*</code>, which + * matches any character sequence (including the empty one), and <code>?</code>, + * which matches any single character. Note this query can be slow, as it + * needs to iterate over all terms. In order to prevent extremely slow WildcardQueries, + * a Wildcard term must not start with one of the wildcards <code>*</code> or + * <code>?</code>. + * + * @see WildcardTermEnum + */ + class WildcardQuery: public MultiTermQuery { + protected: + FilteredTermEnum* getEnum(CL_NS(index)::IndexReader* reader); + WildcardQuery(const WildcardQuery& clone); + public: + WildcardQuery(CL_NS(index)::Term* term); + ~WildcardQuery(); + + //Returns the string "WildcardQuery" + const TCHAR* getQueryName() const; + static const TCHAR* getClassName(); + + size_t hashCode() const; + bool equals(Query* other) const; + Query* clone() const; + }; + + + +class WildcardFilter: public Filter +{ +private: + CL_NS(index)::Term* term; +protected: + WildcardFilter( const WildcardFilter& copy ); + +public: + WildcardFilter(CL_NS(index)::Term* term); + ~WildcardFilter(); + + /** Returns a BitSet with true for documents which should be permitted in + search results, and false for those that should not. */ + CL_NS(util)::BitSet* bits( CL_NS(index)::IndexReader* reader ); + + Filter* clone() const; + TCHAR* toString(); +}; + + +CL_NS_END +#endif |