Glassfish 4.1 changes behaviour of getRealPath() so that it requires the file to exist.

code/MoyaBeans/ejbModule/fi/codecrew/moya/beans/UserBean.java

@@ -264,7 +264,7 @@ public class UserBean implements UserBeanLocal {
 	@RolesAllowed(SpecialPermission.S_USER)
 	public UserImage uploadImage(EventUser user, String contentType, InputStream imagestream, String filename, String description) {
 
-		user = eventUserFacade.merge(user);
+		user = eventUserFacade.reload(user);
 		logger.debug("uploading image to userid {}", user);
 
 		EventUser curruser = permbean.getCurrentUser();

code/MoyaWeb/src/fi/codecrew/moya/servlet/FileDownloadServlet.java

@@ -111,9 +111,13 @@ public class FileDownloadServlet extends GenericImageServlet {
 				// Create image on file for cropper to work...
 				// Check
 				// http://code.google.com/p/primefaces/issues/detail?id=3751
-				String imagefilePath = this.getServletContext().getRealPath("/dydata/" + super.request.getPathInfo());
-				File imagefile = new File(imagefilePath);
-				if (!imagefile.exists())
+				String dydataRoot = this.getServletContext().getRealPath("/dydata/");
+
+				File imagefile = null;
+				if (dydataRoot != null) {
+					imagefile = new File(dydataRoot + super.request.getPathInfo());
+				}
+				if (imagefile != null && !imagefile.exists())
 				{
 					File parentPath = new File(imagefile.getParent());
 					if (!parentPath.isDirectory() && !parentPath.mkdirs()) {