Iterator<String> i = resourceNameIterator();
ICodeBaseIterator i = iterator();
	public boolean containsSourceFiles() {		if (!checkedForSourceFiles) {			Iterator<String> i = resourceNameIterator();			while (i.hasNext()) {				String resourceName = i.next();				if (resourceName.endsWith(".java")) {					containsSourceFiles = true;					break;				}			}			checkedForSourceFiles = true;		}		return containsSourceFiles;	}