MDA Explained: The Model Driven Architecture¿: Practice and Promise

From the Book: For many years, the three of us have been developing software using object oriented techniques. We started with object oriented programming languages, like C++, Smalltalk, and Eiffel. Soon we felt the need to describe our software at a higher level of abstraction. Even before the first object oriented analysis and design methods, like Coad/Yourdon and OMT, were published, we used our own invented bubbles and arrows diagrams. This naturally led to questions like What does this arrow mean? and What is the difference between this circle and that rectangle?. We therefore rapidly decided to use the newly emerging methods to design and describe our software. During the years we found that we were…