Tanl Linguistic Pipeline

tag/NER/FeatureSpecs.h

/*
**  Tanl
**  NER/FeatureSpecs.h
**  ----------------------------------------------------------------------
**  Copyright (c) 2009  Giuseppe Attardi (attardi@di.unipi.it).
**  ----------------------------------------------------------------------
**
**  This file is part of Tanl.
**
**  Tanl is free software; you can redistribute it and/or modify it
**  under the terms of the GNU General Public License, version 3,
**  as published by the Free Software Foundation.
**
**  Tanl is distributed in the hope that it will be useful,
**  but WITHOUT ANY WARRANTY; without even the implied warranty of
**  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
**  GNU General Public License for more details.
**
**  You should have received a copy of the GNU General Public License
**  along with this program.  If not, see <http://www.gnu.org/licenses/>.
**  ----------------------------------------------------------------------
*/

#ifndef Tanl_NER_FeatureSpecs_H
#define Tanl_NER_FeatureSpecs_H

// standard
#include <set>

// library
#include "conf/conf.h"
#include "text/RegExp.h"

// local

namespace Tanl {
namespace NER {

struct FeatureSpec {
  FeatureSpec(std::string const& name, std::string const& pattern, char const* line);

  std::string const     name;    
  Text::RegExp::Pattern pattern; 
  std::vector<int>      tokens;  
};

typedef std::set<FeatureSpec*> FeatureSpecs;

std::ostream& operator <<(std::ostream& os, FeatureSpecs& specs);

class conf_feature : public IXE::Var<FeatureSpecs>
{
public:

  conf_feature(char const* name) : IXE::Var<FeatureSpecs>(name) { }

  conf_feature(char const* name, char const* value) : IXE::Var<FeatureSpecs>(name) {
    parseValue(value);
  }

  ~conf_feature() { reset(); }

  void serialize(std::ostream& os) {
    // TBD
  }

protected:
  virtual void          parseValue(char const*& line);

  virtual void          reset() {
    for (std::set<FeatureSpec*>::iterator pit = value.begin();
         pit != value.end(); ++pit)
      delete *pit;
  }
};

extern conf_feature     featureSpecs;
extern conf_feature     morphFeatureSpecs;

} // namespace NER
} // namespace Tanl

#endif  /* Tanl_NER_FeatureSpecs_H */

 

Copyright © 2005-2011 G. Attardi. Generated on 4 Mar 2011 by doxygen 1.6.1.