mosesdecoder/phrase-extract/SyntaxNodeCollection.h
2015-06-01 16:54:12 +01:00

82 lines
2.4 KiB
C++

/***********************************************************************
Moses - factored phrase-based language decoder
Copyright (C) 2009 University of Edinburgh
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
***********************************************************************/
#pragma once
#include <map>
#include <sstream>
#include <string>
#include <vector>
#include <boost/shared_ptr.hpp>
#include "SyntaxNode.h"
#include "SyntaxTree.h"
namespace MosesTraining
{
typedef std::vector< int > SplitPoints;
typedef std::vector< SplitPoints > ParentNodes;
class SyntaxNodeCollection
{
protected:
std::vector< SyntaxNode* > m_nodes;
SyntaxNode* m_top;
typedef std::map< int, std::vector< SyntaxNode* > > SyntaxTreeIndex2;
typedef SyntaxTreeIndex2::const_iterator SyntaxTreeIndexIterator2;
typedef std::map< int, SyntaxTreeIndex2 > SyntaxTreeIndex;
typedef SyntaxTreeIndex::const_iterator SyntaxTreeIndexIterator;
SyntaxTreeIndex m_index;
int m_size;
std::vector< SyntaxNode* > m_emptyNode;
public:
SyntaxNodeCollection()
: m_top(0) // m_top doesn't get set unless ConnectNodes is called.
, m_size(0) {}
~SyntaxNodeCollection();
SyntaxNode *AddNode( int startPos, int endPos, const std::string &label );
SyntaxNode *GetTop() {
return m_top;
}
ParentNodes Parse();
bool HasNode( int startPos, int endPos ) const;
const std::vector< SyntaxNode* >& GetNodes( int startPos, int endPos ) const;
const std::vector< SyntaxNode* >& GetAllNodes() {
return m_nodes;
};
size_t GetNumWords() const {
return m_size;
}
void ConnectNodes();
void Clear();
std::auto_ptr<SyntaxTree> ExtractTree();
//boost::shared_ptr<SyntaxTree> ExtractTree();
};
} // namespace MosesTraining