1/*
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5 * benchmark specification maintained by the TPC.
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13 * 1.1 TO THE MAXIMUM EXTENT PERMITTED BY APPLICABLE LAW, THE INFORMATION
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33 * Contributors
34 * - Doug Johnson
35 */
36
37#include "main/ExchangeTable.h"
38
39#include <cstring>
40
41#include "utilities/MiscConsts.h"
42
43using namespace TPCE;
44
45void CExchangeTable::ComputeNumSecurities(TIdent iCustomerCount) {
46 // There are 685 securities per Load Unit. The flat_in/Security.txt contains
47 // 10 LUs worth of securities. This array is a pre-computation of the
48 // cumulative number of securities each excahnge has in the first 10 LUs.
49 const int iSecurityCounts[4][11] = {{0, 153, 307, 491, 688, 859, 1028, 1203, 1360, 1532, 1704},
50 {0, 173, 344, 498, 658, 848, 1006, 1191, 1402, 1572, 1749},
51 {0, 189, 360, 534, 714, 875, 1023, 1174, 1342, 1507, 1666},
52 {0, 170, 359, 532, 680, 843, 1053, 1227, 1376, 1554, 1731}};
53 INT32 numLU = static_cast<INT32>(iCustomerCount / 1000);
54 INT32 numLU_Tens = numLU / 10;
55 INT32 numLU_Ones = numLU % 10;
56
57 for (int i = 0; i < 4; i++) {
58 securityCount[i] = iSecurityCounts[i][10] * numLU_Tens + iSecurityCounts[i][numLU_Ones];
59 }
60}
61
62CExchangeTable::CExchangeTable(const ExchangeDataFile_t &dataFile, TIdent configuredCustomers)
63 : FixedTable<ExchangeDataFile_t, EXCHANGE_ROW>(dataFile) {
64 ComputeNumSecurities(configuredCustomers);
65}
66
67CExchangeTable::~CExchangeTable() {
68}
69
70void CExchangeTable::LoadTableRow() {
71 const ExchangeDataFileRecord &dataRecord(df[recordIdx]);
72
73 tableRow.EX_AD_ID = dataRecord.EX_AD_ID() + iTIdentShift;
74 tableRow.EX_CLOSE = dataRecord.EX_CLOSE();
75 strncpy(tableRow.EX_DESC, dataRecord.EX_DESC_CSTR(), sizeof(tableRow.EX_DESC));
76 strncpy(tableRow.EX_ID, dataRecord.EX_ID_CSTR(), sizeof(tableRow.EX_ID));
77 strncpy(tableRow.EX_NAME, dataRecord.EX_NAME_CSTR(), sizeof(tableRow.EX_NAME));
78 tableRow.EX_NUM_SYMB = securityCount[recordIdx];
79 tableRow.EX_OPEN = dataRecord.EX_OPEN();
80}
81