More fixes

JavaApp/src/main/java/jdpi/awt/image/ImageObserverWrapper.java

@@ -0,0 +1,15 @@
+package jdpi.awt.image;
+
+import jdpi.awt.Image;
+
+public void ImageObserverWrapper {
+    public java.awt.image.ImageObserver wrap(final ImageObserver observer) {
+        return new java.awt.image.ImageObserver() {
+            public boolean imageUpdate(java.awt.Image img, int infoflags, int x, int y, int width, int height) {
+                if (img instanceof BufferedImage) {
+                    observer.imageUpdate((BufferedImage) imf, infoflags, x, y, width, height);
+                }
+            }
+        };
+    }
+}