58 lines
1.5 KiB
C
58 lines
1.5 KiB
C
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/*
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----
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This file is part of SECONDO.
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Copyright (C) 2004, University in Hagen, Department of Computer Science,
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Database Systems for New Applications.
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SECONDO is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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SECONDO is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with SECONDO; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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----
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*/
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#ifndef NL_PARSER_H
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#define NL_PARSER_H
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#include "NestedList.h"
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class NLParser
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{
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public:
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NLParser( NestedList* nestedList,
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std::istream* ip = 0,
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std::ostream* op = 0 )
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:
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list(0),
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isp( ip ),
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osp( op ),
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yaccnl( nestedList )
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{}
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virtual ~NLParser() {};
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int parse();
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ListExpr GetNestedList() { return list; }
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private:
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ListExpr list; // the constructed memory structure
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// of a nested list
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std::istream* isp; // istream being parsed
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std::ostream* osp; // ostream being output to
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NestedList* yaccnl; // reference to the global NestedList instance
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};
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#endif
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