@Override
	public boolean isCheckinActive() {
		synchronized (fileSystem) {
			if (isVersioned) {
				return checkinId != DEFAULT_CHECKOUT_ID;
			}
			return false;
		}
	}
Returns the appropriate instantiation of a LocalFolderItem 
based upon a specified property file which resides within a
LocalFileSystem.
@param fileSystem local file system which contains property file
@param propertyFile property file which identifies the folder item.
@return folder item
Ghidra/Framework/FileSystem/src/main/java/ghidra/framework/store/local/LocalFolderItem.java