@Override
	public boolean isBusy() {
		synchronized (fileSystem) {
			try {
				return getFileData().isBusy();
			}
			catch (IOException e) {
				fileError(e);
			}
		}
		return false;
	}
Copy this file to make a private file if it is versioned. This method should be called
only when a non shared project is being converted to a shared project.
@param monitor task monitor
@throws IOException if an IO error occurs
@throws CancelledException if task is cancelled
Ghidra/Framework/Project/src/main/java/ghidra/framework/data/GhidraFile.java