    private void freeResultSet(java.sql.ResultSet rs) {
        try {
            if ( rs == null) {
                Utilities.tempLog(className + "WARNING:: attempt to free null java.sql.ResultSet (ignored)!");
                return;
            }
            rs.close();
        } catch(final Exception ex) {
            ex.printStackTrace();
        } finally {
            rs = null;
        }
    }

    private void freeStatement(java.sql.Statement s) {
        try {
            if ( s == null) {
                Utilities.tempLog(className + "WARNING:: attempt to free null java.sql.Statement (ignored)!");
                return;
            }
            s.close();
        } catch(final Exception ex) {
            ex.printStackTrace();
        } finally {
            s = null;
        }
    }

