Resource resource = iterator.next()
            assertTrue("File $resource.name found multiple times", filenames.add(resource.name.replace(File.separator, '/')))
        }
    }

    public void addConfiguredFileset(FileSet fileset) {
        addConfigured(fileset)
    }

    public Path createMatchingtask() {
        if (src == null) {
            src = new Path(getProject());
        }