4.3 The Behavioral View
4.3.1 The Life of an Object
Persons, objects, or concepts from the real world, which we model as objects in the IT system, have "lives". Actually, they have two lives; the original in the real world has a life, and our image, the object, has a life as well. Though these two lives are related, they do not necessarily follow the same course. Usually, a life starts at birth, creation, or generation and ends with death, deletion, or destruction. In between, life follows a more or less ordered course, as illustrated in Figure 4.43:
Figure 4.43 The life of a plane
To illustrate what we mentioned before we would like to take a closer ...
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