SortedSampleSet.h

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// -*- mode: C++; indent-tabs-mode: nil; c-basic-offset: 4; tab-width: 4; -*-
// vim: set shiftwidth=4 softtabstop=4 expandtab:
/*
 ********************************************************************
 ** NIDAS: NCAR In-situ Data Acquistion Software
 **
 ** 2005, Copyright University Corporation for Atmospheric Research
 **
 ** This program is free software; you can redistribute it and/or modify
 ** it under the terms of the GNU General Public License as published by
 ** the Free Software Foundation; either version 2 of the License, or
 ** (at your option) any later version.
 **
 ** This program 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 General Public License for more details.
 **
 ** The LICENSE.txt file accompanying this software contains
 ** a copy of the GNU General Public License. If it is not found,
 ** write to the Free Software Foundation, Inc.,
 ** 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 **
 ********************************************************************
*/
#ifndef NIDAS_CORE_SORTEDSAMPLESET_H
#define NIDAS_CORE_SORTEDSAMPLESET_H
 
#include "Sample.h"
 
#include <set>
 
namespace nidas { namespace core {
 
class SampleTimetagComparator {
public:
    bool operator() (const Sample* x, const Sample *y) const {
    return x->getTimeTag() < y->getTimeTag();
    }
};
 
class SampleHeaderComparator {
public:
    bool operator() (const Sample* x, const Sample *y) const {
        if (x->getTimeTag() > y->getTimeTag()) return false;
        if (x->getTimeTag() == y->getTimeTag()) {
            if (x->getId() > y->getId()) return false;
            if (x->getId() == y->getId())
                return x->getDataLength() < y->getDataLength();
        }
        return true;
    }
};
 
class FullSampleComparator {
public:
    bool operator() (const Sample* x, const Sample *y) const {
        if (x->getTimeTag() > y->getTimeTag()) return false;
        if (x->getTimeTag() == y->getTimeTag()) {
            if (x->getId() > y->getId()) return false;
            if (x->getId() == y->getId()) {
                if (x->getDataLength() > y->getDataLength()) return false;
                if (x->getDataLength() == y->getDataLength()) {
            // compare the data
            return ::memcmp(x->getConstVoidDataPtr(),
                y->getConstVoidDataPtr(),x->getDataLength()) < 0;
        }
        }
        }
        return true;
    }
};
 
typedef std::multiset<const Sample*,SampleTimetagComparator> SortedSampleSet; 
 
typedef std::set<const Sample*,SampleHeaderComparator> SortedSampleSet2; 
 
typedef std::set<const Sample*,FullSampleComparator> SortedSampleSet3; 
 
}}  // namespace nidas namespace core
 
#endif