String dirURL= "file:" + dirName; if (!additionalAuxClasspathEntryList.contains(dirURL)) {  additionalAuxClasspathEntryList.add(dirURL); }
		public JavaClass getNextClass() throws IOException, InterruptedException {			String fileName;			for (;;) {				if (!rfsIter.hasNext())					return null;				fileName = rfsIter.next();				if (classScreener.matches(fileName)) {					break;				} else {					// FIXME: add directory URL to aux classpath				}			}			try {				return parseClass(new URL("file:" + fileName));			} catch (ClassFormatException e) {				throw new ClassFormatException("Invalid class file format for " +				        fileName + ": " + e.getMessage());			}		}