public Rtti2Model getRtti2Model() throws InvalidDataTypeException {
		checkValidity();
		return rtti2Model;
	}
Gets the BaseClassArray (RTTI 2) model associated with this RTTI 3.
@return the BaseClassArray (RTTI 2) model or null.
@throws InvalidDataTypeException if this model's validation fails.
Ghidra/Features/MicrosoftCodeAnalyzer/src/main/java/ghidra/app/cmd/data/rtti/Rtti3Model.java