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/*
* Copyright (C) 2013, 2014, 2015 by the Konclude Developer Team.
*
* This file is part of the reasoning system Konclude.
* For details and support, see <http://konclude.com/>.
*
* Konclude is free software: you can redistribute it and/or modify it under
* the terms of version 2.1 of the GNU Lesser General Public License (LGPL2.1)
* as published by the Free Software Foundation.
*
* You should have received a copy of the GNU Lesser General Public License
* along with Konclude. If not, see <http://www.gnu.org/licenses/>.
*
* Konclude 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. For more
* details, see GNU Lesser General Public License.
*
*/
#include "CSuccessorIterator.h"
namespace Konclude {
namespace Reasoner {
namespace Kernel {
namespace Process {
CSuccessorIterator::CSuccessorIterator() {
mLastSucc = -1;
}
CSuccessorIterator::CSuccessorIterator(const CPROCESSHASH<cint64,CIndividualLinkEdge*>::iterator& beginIt, const CPROCESSHASH<cint64,CIndividualLinkEdge*>::iterator& endIt)
: mBeginIt(beginIt),mEndIt(endIt) {
mLastSucc = -1;
while (mBeginIt != mEndIt && mBeginIt.value() == nullptr) {
++mBeginIt;
}
}
bool CSuccessorIterator::hasNext() {
return mBeginIt != mEndIt;
}
CIndividualLinkEdge* CSuccessorIterator::nextLink(bool moveNext) {
CIndividualLinkEdge* link = nullptr;
if (mBeginIt != mEndIt) {
link = mBeginIt.value();
mLastSucc = mBeginIt.key();
if (moveNext) {
++mBeginIt;
while (mBeginIt != mEndIt && (mBeginIt.value() == nullptr || mLastSucc == mBeginIt.key())) {
++mBeginIt;
}
}
}
return link;
}
cint64 CSuccessorIterator::nextIndividualID(bool moveNext) {
cint64 indiID = 0;
if (mBeginIt != mEndIt) {
indiID = mBeginIt.key();
mLastSucc = mBeginIt.key();
if (moveNext) {
++mBeginIt;
while (mBeginIt != mEndIt && (mBeginIt.value() == nullptr || mLastSucc == mBeginIt.key())) {
++mBeginIt;
}
}
}
return indiID;
}
}; // end namespace Process
}; // end namespace Kernel
}; // end namespace Reasoner
}; // end namespace Konclude
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