5. The method of claim 1 wherein the existing class diagram uses the Unified Modeling Language, and wherein the steps performed for creation of the new types of model elements use stereotyping of elements in the Unified Modeling Language.
5. The method of claim 1 wherein the existing class diagram uses the Unified Modeling Language, and wherein the steps performed for creation of the new types of model elements use stereotyping of elements in the Unified Modeling Language. 6. The method of claim 5 wherein the flow diagram is a sequence diagram using the Unified Modeling Language.