EcalCondDB/src/ODScanConfig.cc

0001 #include <stdexcept>
0002 #include <cstdlib>
0003 #include <string>
0004 #include "OnlineDB/Oracle/interface/Oracle.h"
0005
0006 #include "OnlineDB/EcalCondDB/interface/ODScanConfig.h"
0007
0008 using namespace std;
0009 using namespace oracle::occi;
0010
0011 ODScanConfig::ODScanConfig() {
0012   m_env = nullptr;
0013   m_conn = nullptr;
0014   m_writeStmt = nullptr;
0015   m_readStmt = nullptr;
0016   m_config_tag = "";
0017   m_ID = 0;
0018   clear();
0019 }
0020
0021 ODScanConfig::~ODScanConfig() {}
0022
0023 void ODScanConfig::clear() {
0024   m_type_id = 0;
0025   m_type = "";
0026   m_from_val = 0;
0027   m_to_val = 0;
0028   m_step = 0;
0029 }
0030
0031 int ODScanConfig::fetchNextId() noexcept(false) {
0032   int result = 0;
0033   try {
0034     this->checkConnection();
0035
0036     m_readStmt = m_conn->createStatement();
0037     m_readStmt->setSQL("select ecal_scan_config_sq.NextVal from dual");
0038     ResultSet* rset = m_readStmt->executeQuery();
0039     while (rset->next()) {
0040       result = rset->getInt(1);
0041     }
0042     m_conn->terminateStatement(m_readStmt);
0043     return result;
0044
0045   } catch (SQLException& e) {
0046     throw(std::runtime_error(std::string("ODScanConfig::fetchNextId():  ") + e.getMessage()));
0047   }
0048 }
0049
0050 void ODScanConfig::setParameters(const std::map<string, string>& my_keys_map) {
0051   // parses the result of the XML parser that is a map of
0052   // string string with variable name variable value
0053
0054   for (std::map<std::string, std::string>::const_iterator ci = my_keys_map.begin(); ci != my_keys_map.end(); ci++) {
0055     if (ci->first == "SCAN_ID")
0056       setConfigTag(ci->second);
0057     if (ci->first == "TYPE_ID")
0058       setTypeId(atoi(ci->second.c_str()));
0059     if (ci->first == "TYPE" || ci->first == "SCAN_TYPE")
0060       setScanType(ci->second);
0061     if (ci->first == "FROM" || ci->first == "FROM_VAL")
0062       setFromVal(atoi(ci->second.c_str()));
0063     if (ci->first == "TO" || ci->first == "TO_VAL")
0064       setToVal(atoi(ci->second.c_str()));
0065     if (ci->first == "STEP")
0066       setStep(atoi(ci->second.c_str()));
0067   }
0068 }
0069
0070 void ODScanConfig::prepareWrite() noexcept(false) {
0071   this->checkConnection();
0072   int next_id = fetchNextId();
0073
0074   try {
0075     m_writeStmt = m_conn->createStatement();
0076     m_writeStmt->setSQL(
0077         "INSERT INTO ECAL_scan_dat ( scan_id, scan_tag ,"
0078         "   type_id, scan_type , FROM_VAL , TO_VAL, STEP )"
0079         " VALUES ( :1, :2, :3, :4, :5, :6, :7)");
0080     m_writeStmt->setInt(1, next_id);
0081     m_ID = next_id;
0082
0083   } catch (SQLException& e) {
0084     throw(std::runtime_error(std::string("ODScanConfig::prepareWrite():  ") + e.getMessage()));
0085   }
0086 }
0087
0088 void ODScanConfig::writeDB() noexcept(false) {
0089   this->checkConnection();
0090   this->checkPrepare();
0091
0092   try {
0093     // number 1 is the id
0094     m_writeStmt->setString(2, this->getConfigTag());
0095
0096     m_writeStmt->setInt(3, this->getTypeId());
0097     m_writeStmt->setString(4, this->getScanType());
0098     m_writeStmt->setInt(5, this->getFromVal());
0099     m_writeStmt->setInt(6, this->getToVal());
0100     m_writeStmt->setInt(7, this->getStep());
0101
0102     m_writeStmt->executeUpdate();
0103
0104   } catch (SQLException& e) {
0105     throw(std::runtime_error(std::string("ODScanConfig::writeDB():  ") + e.getMessage()));
0106   }
0107   // Now get the ID
0108   if (!this->fetchID()) {
0109     throw(std::runtime_error("ODScanConfig::writeDB:  Failed to write"));
0110   }
0111 }
0112
0113 void ODScanConfig::fetchData(ODScanConfig* result) noexcept(false) {
0114   this->checkConnection();
0115   result->clear();
0116   if (result->getId() == 0 && (result->getConfigTag().empty())) {
0117     throw(std::runtime_error("ODScanConfig::fetchData(): no Id defined for this ODScanConfig "));
0118   }
0119
0120   try {
0121     m_readStmt->setSQL(
0122         "SELECT * "
0123         "FROM ECAL_SCAN_DAT "
0124         " where (scan_id = :1  or scan_tag=:2 )");
0125     m_readStmt->setInt(1, result->getId());
0126     m_readStmt->setString(2, result->getConfigTag());
0127
0128     ResultSet* rset = m_readStmt->executeQuery();
0129
0130     rset->next();
0131
0132     // id 1 is the scan_id
0133     result->setId(rset->getInt(1));
0134     result->setConfigTag(rset->getString(2));
0135     result->setTypeId(rset->getInt(3));
0136     result->setScanType(rset->getString(4));
0137     result->setFromVal(rset->getInt(5));
0138     result->setToVal(rset->getInt(6));
0139     result->setStep(rset->getInt(7));
0140
0141   } catch (SQLException& e) {
0142     throw(std::runtime_error(std::string("ODScanConfig::fetchData():  ") + e.getMessage()));
0143   }
0144 }
0145
0146 int ODScanConfig::fetchID() noexcept(false) {
0147   // Return from memory if available
0148   if (m_ID != 0) {
0149     return m_ID;
0150   }
0151
0152   this->checkConnection();
0153
0154   try {
0155     Statement* stmt = m_conn->createStatement();
0156     stmt->setSQL(
0157         "SELECT scan_id FROM ecal_scan_dat "
0158         "WHERE scan_tag=:scan_tag ");
0159
0160     stmt->setString(1, getConfigTag());
0161
0162     ResultSet* rset = stmt->executeQuery();
0163
0164     if (rset->next()) {
0165       m_ID = rset->getInt(1);
0166     } else {
0167       m_ID = 0;
0168     }
0169     m_conn->terminateStatement(stmt);
0170   } catch (SQLException& e) {
0171     throw(std::runtime_error(std::string("ODScanConfig::fetchID:  ") + e.getMessage()));
0172   }
0173
0174   return m_ID;
0175 }