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#ifndef moses_Search_h
#define moses_Search_h
#include <vector>
#include "TypeDef.h"
#include "TranslationOption.h"
#include "Phrase.h"
#include "InputPath.h"
namespace Moses
{
class HypothesisStack;
class Hypothesis;
class InputType;
class TranslationOptionCollection;
class Manager;
class Phrase;
/** Base search class used in the phrase-based decoder.
*
* Actual search class that implement the cube pruning algorithm (SearchCubePruning)
* or standard beam search (SearchNormal) should inherits from this class, and
* override pure virtual functions.
*/
class Search
{
public:
virtual const std::vector<HypothesisStack*>& GetHypothesisStacks() const = 0;
virtual const Hypothesis *GetBestHypothesis() const = 0;
//! Decode the sentence according to the specified search algorithm.
virtual void Decode() = 0;
explicit Search(Manager& manager);
virtual ~Search() {}
// Factory method
static Search *CreateSearch(Manager& manager, const InputType &source, SearchAlgorithm searchAlgorithm,
const TranslationOptionCollection &transOptColl);
protected:
Manager& m_manager;
InputPath m_inputPath; // for initial hypo
TranslationOption m_initialTransOpt; /**< used to seed 1st hypo */
};
}
#endif
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