Calling stored procedures from Java

Question

I\'m trying to call a mySQL stored procedure from my Java application. When I call the stored procedure from mySQL workbench, it works and I get the correct number of rows depen

Answer 1

public void mostrarDatos() 
{
    try {
        Connection con = null;
        con = getConnection();

        CallableStatement cs;
        cs = con.prepareCall("{CALL comprobarUsuario(?,?,?)}");
        cs.setString(1,"Jorge" );
        cs.setString(2, "1627Jorge");
        cs.registerOutParameter(3, Type.INT);
        cs.execute();
        ResultSet rs2 = cs.getResultSet();

        if(rs2.next()){
            System.out.println(true);
        }
        int resultado = cs.getInt(3); // check whether the column name is correct
        System.out.println(resultado);
        con.close();

    } catch (Exception e) {

    }
}