128 lines
4.1 KiB
C++
128 lines
4.1 KiB
C++
/*
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* Legal Notice
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*
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* This document and associated source code (the "Work") is a part of a
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* benchmark specification maintained by the TPC.
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*
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* The TPC reserves all right, title, and interest to the Work as provided
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* under U.S. and international laws, including without limitation all patent
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* and trademark rights therein.
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*
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* No Warranty
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*
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* 1.1 TO THE MAXIMUM EXTENT PERMITTED BY APPLICABLE LAW, THE INFORMATION
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* CONTAINED HEREIN IS PROVIDED "AS IS" AND WITH ALL FAULTS, AND THE
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* AUTHORS AND DEVELOPERS OF THE WORK HEREBY DISCLAIM ALL OTHER
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* WARRANTIES AND CONDITIONS, EITHER EXPRESS, IMPLIED OR STATUTORY,
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* INCLUDING, BUT NOT LIMITED TO, ANY (IF ANY) IMPLIED WARRANTIES,
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* DUTIES OR CONDITIONS OF MERCHANTABILITY, OF FITNESS FOR A PARTICULAR
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* PURPOSE, OF ACCURACY OR COMPLETENESS OF RESPONSES, OF RESULTS, OF
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* WORKMANLIKE EFFORT, OF LACK OF VIRUSES, AND OF LACK OF NEGLIGENCE.
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* ALSO, THERE IS NO WARRANTY OR CONDITION OF TITLE, QUIET ENJOYMENT,
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* QUIET POSSESSION, CORRESPONDENCE TO DESCRIPTION OR NON-INFRINGEMENT
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* WITH REGARD TO THE WORK.
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* 1.2 IN NO EVENT WILL ANY AUTHOR OR DEVELOPER OF THE WORK BE LIABLE TO
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* ANY OTHER PARTY FOR ANY DAMAGES, INCLUDING BUT NOT LIMITED TO THE
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* COST OF PROCURING SUBSTITUTE GOODS OR SERVICES, LOST PROFITS, LOSS
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* OF USE, LOSS OF DATA, OR ANY INCIDENTAL, CONSEQUENTIAL, DIRECT,
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* INDIRECT, OR SPECIAL DAMAGES WHETHER UNDER CONTRACT, TORT, WARRANTY,
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* OR OTHERWISE, ARISING IN ANY WAY OUT OF THIS OR ANY OTHER AGREEMENT
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* RELATING TO THE WORK, WHETHER OR NOT SUCH AUTHOR OR DEVELOPER HAD
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* ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES.
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*
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* Contributors
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* - Sergey Vasilevskiy
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* - Doug Johnson
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*/
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/*
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* CPerson class for the Customer table.
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*/
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#ifndef PERSON_H
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#define PERSON_H
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#include <string>
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#include "utilities/EGenStandardTypes.h"
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#include "utilities/Random.h"
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#include "input/DataFileManager.h"
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namespace TPCE {
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// Used for generating tax ID strings.
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const int TaxIDFmt_len = 14;
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const char TaxIDFmt[TaxIDFmt_len + 1] = "nnnaannnnaannn";
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class CPerson {
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private:
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const LastNameDataFile_t &m_LastNames;
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const MaleFirstNameDataFile_t &m_MaleFirstNames;
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const FemaleFirstNameDataFile_t &m_FemaleFirstNames;
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CRandom m_rnd;
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bool m_bCacheEnabled;
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int m_iCacheSize;
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TIdent m_iCacheOffset;
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int *m_FirstNameCache;
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int *m_LastNameCache;
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char *m_GenderCache;
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const int INVALID_NAME_CACHE_ENTRY;
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const char INVALID_GENDER_CACHE_ENTRY;
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template <class DataFileT> const string &getName(TIdent CID, const DataFileT &df, int *cache, RNGSEED seedBase) {
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// It is possible (and expected) to get CID values that are oustide the
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// current load unit. For example, AccountPermission CIDs and Broker IDs
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// can be outside the current load unit. These "out of bounds" CIDs are
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// not cached so we need to account for this.
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TIdent index = CID - m_iCacheOffset;
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bool bCheckCache = (index >= 0 && index < m_iCacheSize);
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// Use the cache if we can.
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if (m_bCacheEnabled && bCheckCache && (INVALID_NAME_CACHE_ENTRY != cache[index])) {
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return df[cache[index]].NAME();
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}
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// We couldn't use the cache.
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RNGSEED OldSeed;
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int iThreshold;
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OldSeed = m_rnd.GetSeed();
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m_rnd.SetSeed(m_rnd.RndNthElement(seedBase, (RNGSEED)CID));
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// First, generate the threshold.
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iThreshold = m_rnd.RndIntRange(0, df.size() - 1);
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// Cache the result if appropriate.
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if (m_bCacheEnabled && bCheckCache) {
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cache[index] = iThreshold;
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}
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// Restore the RNG
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m_rnd.SetSeed(OldSeed);
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return df[iThreshold].NAME();
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};
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public:
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CPerson(const DataFileManager &dfm, TIdent iStartFromCustomer, bool bCacheEnabled = false);
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~CPerson();
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void InitNextLoadUnit(TIdent iCacheOffsetIncrement = iDefaultLoadUnitSize);
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const string &GetLastName(TIdent CID);
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const string &GetFirstName(TIdent CID);
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char GetMiddleName(TIdent CID);
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char GetGender(TIdent CID); //'M' or 'F'
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bool IsMaleGender(TIdent CID); // TRUE if male, FALSE if female
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void GetTaxID(TIdent CID, char *buf);
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// get first name, last name, and tax id
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void GetFirstLastAndTaxID(TIdent C_ID, char *szFirstName, char *szLastName, char *szTaxID);
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};
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} // namespace TPCE
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#endif // PERSON_H
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