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Diffstat (limited to 'debian/htdig/htdig-3.2.0b6/htsearch/BooleanQueryParser.h')
-rw-r--r-- | debian/htdig/htdig-3.2.0b6/htsearch/BooleanQueryParser.h | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/debian/htdig/htdig-3.2.0b6/htsearch/BooleanQueryParser.h b/debian/htdig/htdig-3.2.0b6/htsearch/BooleanQueryParser.h new file mode 100644 index 00000000..d65eaa8f --- /dev/null +++ b/debian/htdig/htdig-3.2.0b6/htsearch/BooleanQueryParser.h @@ -0,0 +1,43 @@ +#ifndef _BooleanQueryParser_h_ +#define _BooleanQueryParser_h_ + +// +// BooleanQueryParser.h +// +// BooleanQueryParser: Query parser for full-blown boolean expressions +// +// Part of the ht://Dig package <http://www.htdig.org/> +// Copyright (c) 1995-2004 The ht://Dig Group +// For copyright details, see the file COPYING in your distribution +// or the GNU Library General Public License (LGPL) version 2 or later +// <http://www.gnu.org/copyleft/lgpl.html> +// +// $Id: BooleanQueryParser.h,v 1.4 2004/05/28 13:15:24 lha Exp $ +// + +#include "QueryParser.h" +#include "BooleanLexer.h" + +class BooleanQueryParser : public QueryParser +{ +public: + BooleanQueryParser() {} + ~BooleanQueryParser() {} + +private: + // recursive parse levels + // returning constructed query trees + Query *ParseExpression(); + Query *ParseAnd(); + Query *ParseNot(); + Query *ParseNear(); + Query *ParseFactor(); + + // lexer access needed by parent class + QueryLexer &Token() { return token; } + + // the lexical analyzer + BooleanLexer token; +}; + +#endif |