childprot/Database.cpp
Wolfgang Hottgenroth f30026e6b0 log
2013-03-27 23:09:15 +01:00

44 lines
1.1 KiB
C++

#include "Database.hpp"
using namespace std;
DatabaseHandle::DatabaseHandle(const string& filename) {
if (SQLITE_OK != sqlite3_open(filename.c_str(), &dbh))
throw DatabaseError();
}
DatabaseHandle::~DatabaseHandle() {
sqlite3_close(dbh);
}
PreparedStatement DatabaseHandle::prepareStatement(const std::string& statement) {
return PreparedStatement(dbh, statement);
}
PreparedStatement::PreparedStatement(sqlite3 *dbh, const std::string& statement) {
const char *tail;
int rc = sqlite3_prepare_v2(dbh, statement.c_str(), -1, &stmt, &tail);
if (SQLITE_OK != rc)
throw DatabaseError();
}
PreparedStatement::~PreparedStatement() {
sqlite3_finalize(stmt);
}
result_t PreparedStatement::next() {
int rc = sqlite3_step(stmt);
int ncol = sqlite3_column_count(stmt);
result_t result;
if (SQLITE_ROW == rc) {
for (int i = 0; i < ncol; i++) {
string key = sqlite3_column_name(stmt, i);
string value = string(reinterpret_cast<const char*>(sqlite3_column_text(stmt, i)));
result.insert(pair<string, string>(key, value));
}
}
return result;
}