@Override
	public void flushEvents() {
		docs.flush();
		for (DomainObjectChangeSupport queue : changeSupportMap.values()) {
			queue.flush();
		}
	}
Set the {@link DomainFile} associated with this instance.
@param df domain file
@throws DomainObjectException if a severe failure occurs during the operation.
Ghidra/Framework/Project/src/main/java/ghidra/framework/data/DomainObjectAdapter.java