mosesdecoder/phrase-extract/extract-ghkm/Node.cpp
2015-07-06 14:41:34 +01:00

77 lines
2.0 KiB
C++

/***********************************************************************
Moses - statistical machine translation system
Copyright (C) 2006-2011 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
***********************************************************************/
#include "Node.h"
#include "Subgraph.h"
namespace MosesTraining
{
namespace Syntax
{
namespace GHKM
{
Node::~Node()
{
for (std::vector<const Subgraph*>::const_iterator p(m_rules.begin());
p != m_rules.end(); ++p) {
delete *p;
}
}
bool Node::IsPreterminal() const
{
return (m_type == TREE
&& m_children.size() == 1
&& m_children[0]->m_type == TARGET);
}
void Node::PropagateIndex(int index)
{
m_span.insert(index);
for (std::vector<Node *>::const_iterator p(m_parents.begin());
p != m_parents.end(); ++p) {
(*p)->PropagateIndex(index);
}
}
std::vector<std::string> Node::GetTargetWords() const
{
std::vector<std::string> targetWords;
GetTargetWords(targetWords);
return targetWords;
}
void Node::GetTargetWords(std::vector<std::string> &targetWords) const
{
if (m_type == TARGET) {
targetWords.push_back(m_label);
} else {
for (std::vector<Node *>::const_iterator p(m_children.begin());
p != m_children.end(); ++p) {
(*p)->GetTargetWords(targetWords);
}
}
}
} // namespace GHKM
} // namespace Syntax
} // namespace MosesTraining