@Override
public int addExpense(Expense expense) throws SQLException {
insertStatement = connection.prepareStatement(INSERT);
insertStatement.clearParameters();
insertStatement.setInt(1, expense.getNum());
insertStatement.setDate(2, expense.getPaydate());
insertStatement.setInt(3, expense.getReceiver());
insertStatement.setInt(4, expense.getValue());
int result = insertStatement.executeUpdate();
return result;
}
@Override
public int updateExpense(int num, Expense expense) throws SQLException {
updateByNumStatement = connection.prepareStatement(UPDATE_BY_NUM);
updateByNumStatement.clearParameters();
updateByNumStatement.setDate(1, expense.getPaydate());
updateByNumStatement.setInt(2, expense.getReceiver());
updateByNumStatement.setInt(3, expense.getValue());
updateByNumStatement.setInt(4, num);
int result = updateByNumStatement.executeUpdate();
return result;
}