TIDAFeatureStore.h

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/* emacs: this is -*- c++ -*- */
#ifndef  TIDA_FEATURESTORE_H
#define  TIDA_FEATURESTORE_H
 
#include <iostream>
#include <map>
 
#include "TIDAFeature.h"
 
 
namespace TIDA { 
 
class FeatureStore : public std::map<std::string, TIDA::FeatureBase*> { 
 
public:
  
  typedef  std::map<std::string, FeatureBase*> map_type;
  
public:
 
  FeatureStore() { } 
 
  ~FeatureStore() { 
    const_iterator itr  = begin();
    const_iterator iend = end();
    while( itr!=iend ) delete (itr++)->second;
  }
 
 
  template<typename T> 
  void insert( T* t,  const std::string& key ) { 
    TIDA::Feature<T>* tt = new TIDA::Feature<T>(t); 
    _insert( tt, key ); 
  }
 
 
  template<typename T>
  int find( T*& t, const std::string& key ) { 
    TIDA::FeatureBase* f = _find(key);
    if ( f ) {      
      TIDA::Feature<T>* fdptr = dynamic_cast<TIDA::Feature<T>*>(f);
      if ( fdptr ) { 
    t = fdptr->cptr();
    return 0;
      }
      else return -2;
    }
    return -1;
  }
 
private:
 
  void _insert( TIDA::FeatureBase* f, const std::string& key ) { 
    map_type::insert( value_type( key, f ) ); 
  } 
 
  TIDA::FeatureBase* _find( const std::string& key ) {
    iterator itr=map_type::find(key);
    if ( itr!=end() ) return itr->second;
    else              return 0;
  }
 
 
};
 
}
 
 
 
inline std::ostream& operator<<( std::ostream& s, const TIDA::FeatureStore& f ) { 
  TIDA::FeatureStore::const_iterator itr  = f.begin();
  TIDA::FeatureStore::const_iterator iend = f.end();
  while( itr!=iend ) { 
    if ( itr->first.size()>5 ) s << "\t[ " << itr->first << ":\t"   << itr->second << " ]\n";
    else                       s << "\t[ " << itr->first << ":\t\t" << itr->second << " ]\n";
    ++itr;
  }
  return s;
}
 
 
#endif  // FEATURESTORE_H