#ifndef __bbstdStringToVector_INCLUDED_h__
#define __bbstdStringToVector_INCLUDED_h__

#include "bbtkAtomicBlackBox.h"

namespace bbstd
{
  //=================================================================
  // BlackBox declaration
  template <class T>
  class StringToVector : public bbtk::AtomicBlackBox
  {  
    BBTK_USER_BLACK_BOX_INTERFACE(StringToVector,bbtk::AtomicBlackBox);
    BBTK_DECLARE_INPUT(In,std::string);
    BBTK_DECLARE_OUTPUT(Out,std::vector<T>);
    BBTK_PROCESS(DoIt);
    void DoIt(); 
    T decode_item(const std::string&);
  };
  //=================================================================  

  //=================================================================
  // BlackBox description
  BBTK_BEGIN_DESCRIBE_TEMPLATE_BLACK_BOX(StringToVector);
  BBTK_NAME("StringTo"+bbtk::HumanTypeName<std::vector<T> >());
  BBTK_AUTHOR("laurent.guigues@creatis.insa-lyon.fr");
  BBTK_CATEGORY("adaptor");
  BBTK_DEFAULT_ADAPTOR();
  BBTK_DESCRIPTION("Converts the content of the input string to a "
		   +bbtk::HumanTypeName<std::vector<T> >()
		   +" ("+bbtk::TypeName<std::vector<T> >()+")");
  BBTK_TEMPLATE_INPUT(StringToVector, In,"Input",std::string);
  typedef std::vector<T> Tvector;
  BBTK_TEMPLATE_OUTPUT(StringToVector, Out,"Output",Tvector);
  BBTK_END_DESCRIBE_TEMPLATE_BLACK_BOX(StringToVector);
  //=================================================================
  
  //=================================================================
  template <class T>
  void StringToVector<T>::DoIt()
  {
    //  std::cout << "StringToVector<"<<bbtk::TypeName<T>()<<">::DoIt()"<<std::endl;
    
    typedef T type;
    std::string delimiters(" ,;");
    std::string str(bbGetInputIn()); 
    //  std::cout << "'"<< str << "'"<<std::endl;
    // Skip delimiters at beginning.
    std::string::size_type lastPos = str.find_first_not_of(delimiters, 0);
    // Find first "non-delimiter".
    std::string::size_type pos     = str.find_first_of(delimiters, lastPos);
    bbmOutputOut.clear();
    while (std::string::npos != pos || std::string::npos != lastPos)
      {
	// Found a token, add it to the vector.
	bbmOutputOut.push_back( 
			       this->decode_item( str.substr(lastPos, pos - lastPos) ) );
	//      std::cout << this->bbGetOutputOut().back() << std::endl;
	// Skip delimiters.  Note the "not_of"
	lastPos = str.find_first_not_of(delimiters, pos);
	// Find next "non-delimiter"
	pos = str.find_first_of(delimiters, lastPos);
      }
    //  std::cout << "s=" << this->bbGetOutputOut().size() << std::endl;
  }
  //=================================================================
  
  
} // namespace bbstd

#endif //__bbstdStringToVector_INCLUDED_h__