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#ifndef moses_TreeInput_h
#define moses_TreeInput_h
#include <vector>
#include "Sentence.h"
#include "ChartTranslationOptions.h"
namespace Moses
{
//! @todo what is this?
class XMLParseOutput
{
public:
std::string m_label;
WordsRange m_range;
XMLParseOutput(const std::string &label, const WordsRange &range)
: m_label(label)
, m_range(range) {
}
};
/** An input to the decoder that represent a parse tree.
* Implemented as a sentence with non-terminal labels over certain ranges.
* This representation doesn't necessarily have to form a tree, it's up to the user to make sure it does if they really want a tree.
* @todo Need to rewrite if you want packed forest, or packed forest over lattice - not sure if can inherit from this
*/
class TreeInput : public Sentence
{
friend std::ostream& operator<<(std::ostream&, const TreeInput&);
protected:
std::vector<std::vector<NonTerminalSet> > m_sourceChart;
std::vector <ChartTranslationOptions*> m_xmlChartOptionsList;
void AddChartLabel(size_t startPos, size_t endPos, const std::string &label
,const std::vector<FactorType>& factorOrder);
void AddChartLabel(size_t startPos, size_t endPos, const Word &label
,const std::vector<FactorType>& factorOrder);
NonTerminalSet &GetLabelSet(size_t startPos, size_t endPos) {
return m_sourceChart[startPos][endPos - startPos];
}
bool ProcessAndStripXMLTags(std::string &line, std::vector<XMLParseOutput> &sourceLabels, std::vector<XmlOption*> &res);
public:
TreeInput() {
}
InputTypeEnum GetType() const {
return TreeInputType;
}
//! populate this InputType with data from in stream
virtual int Read(std::istream& in,const std::vector<FactorType>& factorOrder);
//! Output debugging info to stream out
virtual void Print(std::ostream&) const;
//! create trans options specific to this InputType
virtual TranslationOptionCollection* CreateTranslationOptionCollection() const;
virtual const NonTerminalSet &GetLabelSet(size_t startPos, size_t endPos) const {
return m_sourceChart[startPos][endPos - startPos];
}
std::vector <ChartTranslationOptions*> GetXmlChartTranslationOptions() const {
return m_xmlChartOptionsList;
};
};
}
#endif
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