protected void createImageDescriptor(String id,URL baseURL){
  URL url=null;
  try {
    url=new URL(baseURL,IRevisionGraphConstants.ICON_PATH + id);
  }
 catch (  MalformedURLException e) {
  }
  ImageDescriptor desc=ImageDescriptor.createFromURL(url);
  imageDescriptors.put(id,desc);
}

protected void createImageDescriptor ( String id , URL baseURL ) { URL url = null ; try { url = new URL ( baseURL , IRevisionGraphConstants . ICON_PATH + id ) ; } catch ( MalformedURLException e ) { } ImageDescriptor desc = ImageDescriptor . createFromURL ( url ) ; imageDescriptors . put ( id , desc ) ; }
creates an image and places it in the image registry .
