convert blob image from mysql db to put it into an imageview

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Mar 3, 2017 11:55:38 PM via Website

hello !! i need your help !!
im a Beginner in android studio , i'm trying to get a blob image from mysql data base and to
put it in an imageview but i have to do some convertion ,
here is my code please help me to know where the problem is ,
when i run the emulator it's stop the app while asking to load the pic and put it
i guess the prblm is in the convertion !! help please!!:

public class SearchActivity extends Activity {
ImageView imgview;

protected void onCreate(Bundle savedInstanceState) {
    imgview= (ImageView)this.findViewById(;

public void getimg() throws android.database.SQLException, ClassNotFoundException{

        Connection conn= DriverManager.getConnection ("jdbc:mysql://localhost:3306/appbd","root","");
        Statement stmt=conn.createStatement();
        ResultSet rs=stmt.executeQuery("select * from imgtable");
        Blob b =rs.getBlob(1);
        int blobLength = (int) b.length();
        byte[] blobAsBytes = b.getBytes(1, blobLength);
        Bitmap btm =BitmapFactory.decodeByteArray(blobAsBytes,0,blobAsBytes.length);
        imgview.setImageBitmap(btm );
    catch (Exception e) {