20.4. Creating Methods from Interaction Diagrams
An interaction diagram shows the messages that are sent in response to a method invocation. The sequence of these messages translates to a series of statements in the method definition. The enterItem interaction diagram in Figure 20.6 illustrates the Java definition of the enterItem method.
Figure 20.6. The enterItem interaction diagram.
In this example, the Register class will be used. A Java definition is shown in Figure 20.7.
Figure 20.7. The Register class.
The Register--enterItem Method
The ...
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