List<String> getFolderNames() {
		try {
			refresh(false, false, null); // visited will be true upon return
		}
		catch (IOException e) {
			Msg.error(this, "Folder refresh failed: " + e.getMessage());
			return new ArrayList<>();
		}
		return new ArrayList<>(folderList);
	}
Get the list of names for all subfolders contained within this folder.
@return list of file names
Ghidra/Framework/Project/src/main/java/ghidra/framework/data/GhidraFolderData.java