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90 lines
2.1 KiB
C++
90 lines
2.1 KiB
C++
/* Copyright (C) 2014 InfiniDB, Inc.
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; version 2 of
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the License.
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This program 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
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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MA 02110-1301, USA. */
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#include "joiner.h"
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#include <algorithm>
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using namespace std;
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using namespace joblist;
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using namespace utils;
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namespace joiner
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{
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Joiner::Joiner(bool ia) : _includeAll(ia), _inPM(false), _pool(new SimplePool)
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{
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SimpleAllocator<pair<uint64_t const, uint64_t> > alloc(_pool);
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h.reset(new hash_t(10, hash_t::hasher(), hash_t::key_equal(), alloc));
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// cout << "Joiner()\n";
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}
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Joiner::Joiner()
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{
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}
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Joiner::Joiner(const Joiner& j)
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{
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}
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Joiner& Joiner::operator=(const Joiner& j)
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{
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return *this;
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}
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Joiner::~Joiner()
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{
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// cout << "~Joiner()\n";
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// get rid of the hash table first
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h.reset();
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// delete _pool;
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// _pool = NULL;
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}
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boost::shared_ptr<vector<ElementType> > Joiner::getSortedMatches()
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{
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boost::shared_ptr<vector<ElementType> > ret;
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iterator it;
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ret.reset(new vector<ElementType>());
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for (it = begin(); it != end(); ++it)
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if (it->second & MSB)
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ret->push_back(ElementType(it->second & ~MSB, it->first));
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sort<vector<ElementType>::iterator>(ret->begin(), ret->end());
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return ret;
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}
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boost::shared_ptr<std::vector<joblist::ElementType> > Joiner::getSmallSide()
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{
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boost::shared_ptr<vector<ElementType> > ret;
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iterator it;
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ret.reset(new vector<ElementType>());
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for (it = begin(); it != end(); ++it)
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ret->push_back(ElementType(it->second & ~MSB, it->first));
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return ret;
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}
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void Joiner::doneInserting()
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{
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// sort here if the data structure is a vector
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}
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} // namespace joiner
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