FileClassEnvironmentFactory.hpp

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/*==========================================================================
 * Copyright (c) 2003-2004 University of Massachusetts.  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
 *
 *==========================================================================
 */

//
// FileClassEnvironmentFactory
//
// 23 August 2004 -- tds
//

#ifndef INDRI_FILECLASSENVIRONMENTFACTORY_HPP
#define INDRI_FILECLASSENVIRONMENTFACTORY_HPP

#include "indri/FileClassEnvironment.hpp"
#include <string>
/*#include "indri/HashTable.hpp"*/
namespace indri
{
  namespace parse
  {
    
    class FileClassEnvironmentFactory {

    public:
      struct Specification {
        std::string name;
        std::string parser;
        std::string tokenizer;
        std::string iterator;
        std::string startDocTag;
        std::string endDocTag;
        std::string endMetadataTag;
        std::vector<std::string> include;
        std::vector<std::string> exclude;
        std::vector<std::string> index;
        std::vector<std::string> metadata;
        std::map<indri::parse::ConflationPattern*,std::string> conflations;
      };

      ~FileClassEnvironmentFactory();
      FileClassEnvironment* get( const std::string& name );
      FileClassEnvironmentFactory::Specification* getFileClassSpec( const std::string& name );

      void addFileClass( const FileClassEnvironmentFactory::Specification &spec);

      // deprecate & remove.
      void addFileClass( const std::string& name, 
                         const std::string& iterator,
                         const std::string& parser,
                         const std::string& tokenizer,
                         const std::string& startDocTag,
                         const std::string& endDocTag,
                         const std::string& endMetadataTag,
                         const std::vector<std::string>& include,
                         const std::vector<std::string>& exclude,
                         const std::vector<std::string>& index,
                         const std::vector<std::string>& metadata, 
                         const std::map<indri::parse::ConflationPattern*,std::string>& conflations );
    private:
      std::map<std::string, struct FileClassEnvironmentFactory::Specification*> _userTable;

    };
  }
}

#endif // INDRI_FILECLASSENVIRONMENTFACTORY_HPP

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