InQueryOpParser.hpp

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/*==========================================================================
 * Copyright (c) 2001 Carnegie Mellon University.  All Rights Reserved.
 *
 * Use of the Lemur Toolkit for Language Modeling and Information Retrieval
 * is subject to the terms of the software license set forth in the LICENSE
 * file included with this software, and also available at
 * http://www.lemurproject.org/license.html
 *
 *==========================================================================
 */

#ifndef _INQUERYOPPARSER_HPP
#define _INQUERYOPPARSER_HPP
#define NESTING_LIMIT 20
#include "Parser.hpp"
#include "TextHandler.hpp"
namespace lemur 
{
  namespace parse 
  {
    
    // Source code in InQueryOpParser.lex

    class InQueryOpParser : public lemur::api::Parser {

    public:
      static const string identifier;

      InQueryOpParser();

      void parseFile (const string &filename);

      void parseBuffer (char * buf, int len);

      long fileTell() const;
      void doParse();
      void finishing_nesting_qnote(int top);
      void finishing_prox_qnote(int top);
      void parseNestingOp(const char *op);
      void parseProxOp(const char *op, const char *size);
      void parsePassageOp(const char *op, const char *size);
      void parseSynOp(const char *op);
      void parsePropOp(const char *op);
      void parseTermOp(const char *op);
      void parseQryNode(int tok);
      void parseProxNode(int tok);

    private:

      int state;
    };
  }
}

#endif

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