The JPEG and PNG writer returns the value true for the method canWriteProgressive() while the JPEG writer does not write the Image progressively

The JPEG Images will be rendered at a stretch while the PNG Image will be rendered step by step with the Image getting clearer in each pass

To reproduce the bugs run The sample program .It will popup a frame with button progressive .click the button The Images are loaded. If the PNG Image gets clearer in each pass and the JPEG image is loaded at a stretch The bug is reproduced