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quantities_manager.cc
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Thu, Jun 20, 16:09

quantities_manager.cc
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#include "quantities_manager.hh"
#include "sql_connection_manager.hh"
#include "common_types.hh"
#include "sql_query.hh"
namespace BlackDynamite {
QuantitiesManager::QuantitiesManager(SQLConnectionManager & connection_manager, const std::string & sql_schema, UInt run_id) :
connection_manager(connection_manager), run_id(run_id) {
this->schema = sql_schema;
if (sql_schema != "") this->schema += ".";
pqxx::connection_base & cnx = this->connection_manager.getConnection();
if(this->quantities_manager_counter == 0) {
std::string get_quantities_sql =
"SELECT q.id, q.name FROM " + schema + "quantities" + " as q;";
std::string get_quantity_sql =
"SELECT q.id FROM " + schema + "quantities" + " as q WHERE q.name = $1;";
std::string create_quantity_sql =
"INSERT INTO " + schema + "quantities (name, is_integer, is_vector) VALUES ($1, $2, $3) RETURNING id;";
std::string push_scalar_integer_sql =
"INSERT INTO " + schema + "scalar_integer (run_id, quantity_id, measurement, step) VALUES ("
+ cnx.quote(run_id) + ", $1, $2, $3);";
std::string push_scalar_real_sql =
"INSERT INTO " + schema + "scalar_real (run_id, quantity_id, measurement, step) VALUES (" +
cnx.quote(run_id) + ", $1, $2, $3);";
std::string push_vector_integer_sql =
"INSERT INTO " + schema + "vector_integer (run_id, quantity_id, measurement, step) VALUES (" +
cnx.quote(run_id) + ", $1, $2, $3);";
std::string push_vector_real_sql =
"INSERT INTO " + schema + "vector_real (run_id, quantity_id, measurement, step) VALUES (" +
cnx.quote(run_id) + ", $1, $2, $3);";
BLACKDYNAMITE_DEBUG("QuantitiesManager", "get_quantities -> " + get_quantities_sql);
BLACKDYNAMITE_DEBUG("QuantitiesManager", "get_quantity -> " + get_quantity_sql);
BLACKDYNAMITE_DEBUG("QuantitiesManager", "create_quantity -> " + create_quantity_sql);
BLACKDYNAMITE_DEBUG("QuantitiesManager", "push_scalar_integer -> " + push_scalar_integer_sql);
BLACKDYNAMITE_DEBUG("QuantitiesManager", "push_scalar_real -> " + push_scalar_real_sql);
BLACKDYNAMITE_DEBUG("QuantitiesManager", "push_vector_integer -> " + push_vector_integer_sql);
BLACKDYNAMITE_DEBUG("QuantitiesManager", "push_vector_real -> " + push_vector_real_sql);
SQLQueryPrepareHelper::prepare(cnx, "get_quantities", get_quantities_sql);
SQLQueryPrepareHelper::prepare<std::string>(cnx, "get_quantity", get_quantity_sql);
SQLQueryPrepareHelper::prepare<std::string, bool, bool>(cnx, "create_quantity", create_quantity_sql);
SQLQueryPrepareHelper::prepare<UInt, UInt, UInt>(cnx, "push_scalar_integer", push_scalar_integer_sql);
SQLQueryPrepareHelper::prepare<UInt, Real, UInt>(cnx, "push_scalar_real", push_scalar_real_sql);
SQLQueryPrepareHelper::prepare<UInt, std::vector<UInt>, UInt>(cnx, "push_vector_integer", push_vector_integer_sql);
SQLQueryPrepareHelper::prepare<UInt, std::vector<Real>, UInt>(cnx, "push_vector_real", push_vector_real_sql);
}
++this->quantities_manager_counter;
QueryQuantitiesRetreiver quantities_retriever(this->quantities);
cnx.perform(quantities_retriever);
}
QuantitiesManager::~QuantitiesManager() {
--this->quantities_manager_counter;
if(this->quantities_manager_counter == 0) {
pqxx::connection_base & cnx = this->connection_manager.getConnection();
SQLQueryPrepareHelper::unprepare(cnx, "get_quantities");
SQLQueryPrepareHelper::unprepare(cnx, "get_quantity");
SQLQueryPrepareHelper::unprepare(cnx, "create_quantity");
SQLQueryPrepareHelper::unprepare(cnx, "push_scalar_integer");
SQLQueryPrepareHelper::unprepare(cnx, "push_scalar_real");
SQLQueryPrepareHelper::unprepare(cnx, "push_vector_integer");
SQLQueryPrepareHelper::unprepare(cnx, "push_vector_real");
}
}
void QuantitiesManager::pushQuantity(const std::string & name, const std::string & value) {
pqxx::connection_base & cnx = this->connection_manager.getConnection();
SQLQuery<bd_transaction> query("UPDATE " + this->schema + "runs SET " +
name + " = " + cnx.quote(value) +
" WHERE id = " + cnx.quote(this->run_id) + ";");
cnx.perform(query);
}
UInt QuantitiesManager::quantities_manager_counter = 0;
}

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