How to Store Image using JSF

Hi How to upload images in db. using jsf. For jsf photo uploading .. I used this one code for upload image..

But this code haven't option to upload any images . i want to store image in db for that second thing have done it..It also check the image extension......

public void save(Registrationbean bean) { try {

        PreparedStatement ps =null;
        FileInputStream fis = null;

        String uname =bean.getUname();

        Blob img2 =bean.getImge();
        File img = new File("img2");


        String qry = "insert into application_table(name,image)values('"+ uname+"','"+img2+"')";

        fis = new FileInputStream(img);
        ps.setBinaryStream(2, fis,   (int)img.length());
        ps = con.prepareStatement(qry);
        System.out.println("save registration::::" + ps);

        stmt.executeUpdate(qry);
    } catch (Exception ex) {
        ex.printStackTrace();
    }
}

Any one plz Guide me.