protected void fatalErrorOccurred(Exception e) {
		docs.fatalErrorOccurred(e);
		for (DomainObjectChangeSupport queue : changeSupportMap.values()) {
			queue.fatalErrorOccurred(e);
		}
		throw new DomainObjectException(e);

	}
Get all {@link ContentHandler}s
@return collection of content handlers
Ghidra/Framework/Project/src/main/java/ghidra/framework/data/DomainObjectAdapter.java