mirror of
https://github.com/moses-smt/mosesdecoder.git
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119 lines
3.1 KiB
C++
119 lines
3.1 KiB
C++
/***********************************************************************
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Moses - statistical machine translation system
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Copyright (C) 2006-2011 University of Edinburgh
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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***********************************************************************/
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#pragma once
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#include "DotChart.h"
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#include "moses/TranslationModel/PhraseDictionaryNodeMemory.h"
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#include "util/check.hh"
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#include <vector>
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namespace Moses
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{
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/** @todo what is this?
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*/
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class DottedRuleInMemory : public DottedRule
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{
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public:
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// used only to init dot stack.
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explicit DottedRuleInMemory(const PhraseDictionaryNodeMemory &node)
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: DottedRule()
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, m_node(node) {}
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DottedRuleInMemory(const PhraseDictionaryNodeMemory &node,
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const ChartCellLabel &cellLabel,
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const DottedRuleInMemory &prev)
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: DottedRule(cellLabel, prev)
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, m_node(node) {}
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const PhraseDictionaryNodeMemory &GetLastNode() const {
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return m_node;
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}
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private:
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const PhraseDictionaryNodeMemory &m_node;
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};
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typedef std::vector<const DottedRuleInMemory*> DottedRuleList;
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// Collection of all in-memory DottedRules that share a common start point,
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// grouped by end point. Additionally, maintains a list of all
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// DottedRules that could be expanded further, i.e. for which the
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// corresponding PhraseDictionaryNodeMemory is not a leaf.
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class DottedRuleColl
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{
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protected:
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typedef std::vector<DottedRuleList> CollType;
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CollType m_coll;
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DottedRuleList m_expandableDottedRuleList;
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public:
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typedef CollType::iterator iterator;
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typedef CollType::const_iterator const_iterator;
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const_iterator begin() const {
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return m_coll.begin();
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}
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const_iterator end() const {
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return m_coll.end();
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}
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iterator begin() {
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return m_coll.begin();
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}
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iterator end() {
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return m_coll.end();
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}
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DottedRuleColl(size_t size)
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: m_coll(size) {
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}
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~DottedRuleColl();
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const DottedRuleList &Get(size_t pos) const {
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return m_coll[pos];
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}
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DottedRuleList &Get(size_t pos) {
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return m_coll[pos];
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}
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void Add(size_t pos, const DottedRuleInMemory *dottedRule) {
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CHECK(dottedRule);
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m_coll[pos].push_back(dottedRule);
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if (!dottedRule->GetLastNode().IsLeaf()) {
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m_expandableDottedRuleList.push_back(dottedRule);
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}
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}
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void Clear(size_t pos) {
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#ifdef USE_BOOST_POOL
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m_coll[pos].clear();
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#endif
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}
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const DottedRuleList &GetExpandableDottedRuleList() const {
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return m_expandableDottedRuleList;
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}
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};
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}
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