00001 // $Id$ 00002 // vim:tabstop=2 00003 /*********************************************************************** 00004 Moses - factored phrase-based language decoder 00005 Copyright (C) 2010 Hieu Hoang 00006 00007 This library is free software; you can redistribute it and/or 00008 modify it under the terms of the GNU Lesser General Public 00009 License as published by the Free Software Foundation; either 00010 version 2.1 of the License, or (at your option) any later version. 00011 00012 This library is distributed in the hope that it will be useful, 00013 but WITHOUT ANY WARRANTY; without even the implied warranty of 00014 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00015 Lesser General Public License for more details. 00016 00017 You should have received a copy of the GNU Lesser General Public 00018 License along with this library; if not, write to the Free Software 00019 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 00020 ***********************************************************************/ 00021 00022 #pragma once 00023 00024 #include <vector> 00025 #include "Phrase.h" 00026 00027 namespace Moses 00028 { 00029 class ScoreComponentCollection; 00030 class ChartHypothesis; 00031 class ChartTrellisDetour; 00032 00035 class ChartTrellisNode 00036 { 00037 public: 00038 typedef std::vector<ChartTrellisNode*> NodeChildren; 00039 00040 ChartTrellisNode(const ChartHypothesis &hypo); 00041 ChartTrellisNode(const ChartTrellisDetour &, ChartTrellisNode *&); 00042 00043 ~ChartTrellisNode(); 00044 00045 const ChartHypothesis &GetHypothesis() const { 00046 return m_hypo; 00047 } 00048 00049 const NodeChildren &GetChildren() const { 00050 return m_children; 00051 } 00052 00053 const ChartTrellisNode &GetChild(size_t i) const { 00054 return *m_children[i]; 00055 } 00056 00057 Phrase GetOutputPhrase() const; 00058 00059 private: 00060 ChartTrellisNode(const ChartTrellisNode &); // Not implemented 00061 ChartTrellisNode& operator=(const ChartTrellisNode &); // Not implemented 00062 00063 ChartTrellisNode(const ChartTrellisNode &, const ChartTrellisNode &, 00064 const ChartHypothesis &, ChartTrellisNode *&); 00065 00066 void CreateChildren(); 00067 void CreateChildren(const ChartTrellisNode &, const ChartTrellisNode &, 00068 const ChartHypothesis &, ChartTrellisNode *&); 00069 00070 const ChartHypothesis &m_hypo; 00071 NodeChildren m_children; 00072 }; 00073 00074 }