if (!cacheDir.mkdirs()) cacheDir = null;
} catch (Exception e) {
Log.info(LocalStorage.class, "unable to create cache directory " + xwtDirName + java.io.File.separatorChar + "cache");
if (!cacheDir.mkdirs()) cacheDir = null;
} catch (Exception e) {
Log.info(LocalStorage.class, "unable to create cache directory " + xwtDirName + java.io.File.separatorChar + "cache");