@Override
	public void close() throws IOException {
		refManager.onClose();
		fsIndexHelper.clear();
		if (byteProvider != null) {
			byteProvider.close();
			byteProvider = null;
		}
		if (payloadProvider != null) {
			payloadProvider.close();
			payloadProvider = null;
		}
	}
A pseudo filesystem that contains a single file that is the decompressed contents
of the sparse container file.
Ghidra/Features/FileFormats/src/main/java/ghidra/file/formats/sparseimage/SparseImageFileSystem.java