@Override
	public GhidraFolder getFolder(String folderName) {
		synchronized (fileSystem) {
			try {
				GhidraFolderData folderData = getFolderData();
				return folderData.getDomainFolder(folderName);
			}
			catch (FileNotFoundException e) {
				// ignore
			}
			return null;
		}
	}
Refresh folder data - used for testing only
@throws IOException if an IO error occurs
Ghidra/Framework/Project/src/main/java/ghidra/framework/data/GhidraFolder.java