1 | /* |
2 | * Legal Notice |
3 | * |
4 | * This document and associated source code (the "Work") is a part of a |
5 | * benchmark specification maintained by the TPC. |
6 | * |
7 | * The TPC reserves all right, title, and interest to the Work as provided |
8 | * under U.S. and international laws, including without limitation all patent |
9 | * and trademark rights therein. |
10 | * |
11 | * No Warranty |
12 | * |
13 | * 1.1 TO THE MAXIMUM EXTENT PERMITTED BY APPLICABLE LAW, THE INFORMATION |
14 | * CONTAINED HEREIN IS PROVIDED "AS IS" AND WITH ALL FAULTS, AND THE |
15 | * AUTHORS AND DEVELOPERS OF THE WORK HEREBY DISCLAIM ALL OTHER |
16 | * WARRANTIES AND CONDITIONS, EITHER EXPRESS, IMPLIED OR STATUTORY, |
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18 | * DUTIES OR CONDITIONS OF MERCHANTABILITY, OF FITNESS FOR A PARTICULAR |
19 | * PURPOSE, OF ACCURACY OR COMPLETENESS OF RESPONSES, OF RESULTS, OF |
20 | * WORKMANLIKE EFFORT, OF LACK OF VIRUSES, AND OF LACK OF NEGLIGENCE. |
21 | * ALSO, THERE IS NO WARRANTY OR CONDITION OF TITLE, QUIET ENJOYMENT, |
22 | * QUIET POSSESSION, CORRESPONDENCE TO DESCRIPTION OR NON-INFRINGEMENT |
23 | * WITH REGARD TO THE WORK. |
24 | * 1.2 IN NO EVENT WILL ANY AUTHOR OR DEVELOPER OF THE WORK BE LIABLE TO |
25 | * ANY OTHER PARTY FOR ANY DAMAGES, INCLUDING BUT NOT LIMITED TO THE |
26 | * COST OF PROCURING SUBSTITUTE GOODS OR SERVICES, LOST PROFITS, LOSS |
27 | * OF USE, LOSS OF DATA, OR ANY INCIDENTAL, CONSEQUENTIAL, DIRECT, |
28 | * INDIRECT, OR SPECIAL DAMAGES WHETHER UNDER CONTRACT, TORT, WARRANTY, |
29 | * OR OTHERWISE, ARISING IN ANY WAY OUT OF THIS OR ANY OTHER AGREEMENT |
30 | * RELATING TO THE WORK, WHETHER OR NOT SUCH AUTHOR OR DEVELOPER HAD |
31 | * ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. |
32 | * |
33 | * Contributors |
34 | * - Sergey Vasilevskiy |
35 | * - Doug Johnson |
36 | */ |
37 | |
38 | /* |
39 | * CPerson class for the Customer table. |
40 | */ |
41 | #ifndef PERSON_H |
42 | #define PERSON_H |
43 | |
44 | #include <string> |
45 | |
46 | #include "utilities/EGenStandardTypes.h" |
47 | #include "utilities/Random.h" |
48 | |
49 | #include "input/DataFileManager.h" |
50 | |
51 | namespace TPCE { |
52 | |
53 | // Used for generating tax ID strings. |
54 | const int TaxIDFmt_len = 14; |
55 | const char TaxIDFmt[TaxIDFmt_len + 1] = "nnnaannnnaannn" ; |
56 | |
57 | class CPerson { |
58 | private: |
59 | const LastNameDataFile_t &m_LastNames; |
60 | const MaleFirstNameDataFile_t &m_MaleFirstNames; |
61 | const FemaleFirstNameDataFile_t &m_FemaleFirstNames; |
62 | |
63 | CRandom m_rnd; |
64 | bool m_bCacheEnabled; |
65 | int m_iCacheSize; |
66 | TIdent m_iCacheOffset; |
67 | int *m_FirstNameCache; |
68 | int *m_LastNameCache; |
69 | char *m_GenderCache; |
70 | const int INVALID_NAME_CACHE_ENTRY; |
71 | const char INVALID_GENDER_CACHE_ENTRY; |
72 | |
73 | template <class DataFileT> const string &getName(TIdent CID, const DataFileT &df, int *cache, RNGSEED seedBase) { |
74 | // It is possible (and expected) to get CID values that are oustide the |
75 | // current load unit. For example, AccountPermission CIDs and Broker IDs |
76 | // can be outside the current load unit. These "out of bounds" CIDs are |
77 | // not cached so we need to account for this. |
78 | TIdent index = CID - m_iCacheOffset; |
79 | bool bCheckCache = (index >= 0 && index < m_iCacheSize); |
80 | |
81 | // Use the cache if we can. |
82 | if (m_bCacheEnabled && bCheckCache && (INVALID_NAME_CACHE_ENTRY != cache[index])) { |
83 | return df[cache[index]].NAME(); |
84 | } |
85 | |
86 | // We couldn't use the cache. |
87 | RNGSEED OldSeed; |
88 | int iThreshold; |
89 | |
90 | OldSeed = m_rnd.GetSeed(); |
91 | |
92 | m_rnd.SetSeed(m_rnd.RndNthElement(seedBase, (RNGSEED)CID)); |
93 | |
94 | // First, generate the threshold. |
95 | iThreshold = m_rnd.RndIntRange(0, df.size() - 1); |
96 | |
97 | // Cache the result if appropriate. |
98 | if (m_bCacheEnabled && bCheckCache) { |
99 | cache[index] = iThreshold; |
100 | } |
101 | |
102 | // Restore the RNG |
103 | m_rnd.SetSeed(OldSeed); |
104 | |
105 | return df[iThreshold].NAME(); |
106 | }; |
107 | |
108 | public: |
109 | CPerson(const DataFileManager &dfm, TIdent iStartFromCustomer, bool bCacheEnabled = false); |
110 | |
111 | ~CPerson(); |
112 | void InitNextLoadUnit(TIdent iCacheOffsetIncrement = iDefaultLoadUnitSize); |
113 | |
114 | const string &GetLastName(TIdent CID); |
115 | const string &GetFirstName(TIdent CID); |
116 | char GetMiddleName(TIdent CID); |
117 | char GetGender(TIdent CID); //'M' or 'F' |
118 | bool IsMaleGender(TIdent CID); // TRUE if male, FALSE if female |
119 | void GetTaxID(TIdent CID, char *buf); |
120 | |
121 | // get first name, last name, and tax id |
122 | void GetFirstLastAndTaxID(TIdent C_ID, char *szFirstName, char *szLastName, char *szTaxID); |
123 | }; |
124 | |
125 | } // namespace TPCE |
126 | |
127 | #endif // PERSON_H |
128 | |