instanceLocker = BasicLocation.createLocker(instanceFile, null);
instanceLocker = BasicLocation.createLocker(instanceFile, lockMode);
	private void initializeInstanceFile() throws IOException {		this.instanceFile = File.createTempFile(".tmp", ".instance", managerRoot); //$NON-NLS-1$//$NON-NLS-2$		this.instanceFile.deleteOnExit();		instanceLocker = BasicLocation.createLocker(instanceFile, null);		instanceLocker.lock();	}