GlideFileTarget.java

import android.graphics.Bitmap;
import android.widget.ImageView;

import com.bumptech.glide.request.animation.GlideAnimation;
import com.bumptech.glide.request.target.SimpleTarget;
import com.bumptech.glide.request.target.Target;

import java.io.FileOutputStream;
import java.io.IOException;

public class GlideFileTarget extends SimpleTarget<Bitmap> {

    String fileName;
    Bitmap.CompressFormat format;
    int quality;
    ImageView imageViewTarget;

    public GlideFileTarget(String fileName, ImageView imageViewTarget) {
        this(fileName, imageViewTarget, Target.SIZE_ORIGINAL, Target.SIZE_ORIGINAL, Bitmap.CompressFormat.JPEG, 70);
    }

    public GlideFileTarget(String fileName, ImageView imageViewTarget, int width, int height) {
        this(fileName, imageViewTarget, width, height, Bitmap.CompressFormat.JPEG, 70);
    }

    public GlideFileTarget(String fileName, ImageView imageViewTarget, int width, int height, Bitmap.CompressFormat format, int quality) {
        super(width, height);
        this.fileName = fileName;
        this.format = format;
        this.quality = quality;
        this.imageViewTarget = imageViewTarget;
    }

    public void onResourceReady(Bitmap bitmap, GlideAnimation anim) {
        try {
            imageViewTarget.setImageBitmap(bitmap);
            if (fileName != null) {
                FileOutputStream out = new FileOutputStream(fileName);
                bitmap.compress(format, quality, out);
                out.flush();
                out.close();
                onFileSaved();
            }
        } catch (IOException e) {
            e.printStackTrace();
            onSaveException(e);
        }
    }

    public void onFileSaved() {
        // do nothing, should be overriden (optional)
    }

    public void onSaveException(Exception e) {
        // do nothing, should be overriden (optional)
    }
}