By Bernhard Rumpe
This booklet provides a version of UML that's specially compatible for agile improvement of top quality software program. It adjusts the language UML profile, known as UML/P, for optimum information for the layout, implementation, and agile evolution to facilitate its use specifically in agile, but version dependent improvement tools for facts extensive or keep watch over pushed systems.
After a common creation to UML and the alternatives made within the improvement of UML/P in bankruptcy 1, bankruptcy 2 encompasses a definition of the language parts of sophistication diagrams and their different types of use as perspectives and representations. subsequent, bankruptcy three introduces the layout and semantic elements of the item Constraint Language (OCL), that's conceptually stronger and syntactically adjusted to Java for greater convenience. accordingly, bankruptcy four introduces item diagrams as an self reliant, exemplary notation in UML/P, and bankruptcy five deals an in depth advent to UML/P Statecharts. finally, bankruptcy 6 offers a simplified type of series diagrams for exemplary descriptions of item interactions. For completeness, appendixes A–C describe the entire syntax of UML/P, and appendix D explains a pattern program from the E-commerce area, that's utilized in all chapters.
This booklet is perfect for introductory classes for college kids and practitioners alike.
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Additional resources for Modeling with UML: Language, Concepts, Methods
Operations are given in functional style that, at the same time, corresponds to object-oriented style for methods of the same object, as known from Java. If an auxiliary function is required more often, it is expedient to place it in a class of the underlying model or in a library specially provided for this purpose. Such a library is discussed in Sect. 4. Intermediate variables and auxiliary functions can also be regarded as attributes or methods, respectively, of an anonymous class that, in case of a let construction, is implicitly included into the context.
4). 4. Class attribute and static method UML provides derived attributes that are marked with “/” (see Fig. 5). In case of a derived attribute, its value can be calculated (“derived”) from other attributes of the same or other objects and associations. Usually, the calculation formula is deﬁned in the form of a constraint attr==... UML/P provides OCL that is introduced in Chap. 3 for this purpose. 5. 2 Methods In the third compartment of a class representation, methods are shown with names, signatures, and if any, modiﬁers for methods.
Hence, there are a multitude of application possibilities for stereotypes. , in order to specify additional properties or functionalities or to impose restrictions. The UML standard offers a metamodel-based and a tabular approach for informal deﬁnition of stereotypes. Depending on the stereotype’s intention, restrictive conditions can also be formulated more precisely, or mechanisms for a speciﬁc code generation can be indicated. The following list shows some application possibilities for stereotypes: • • • • • A stereotype describes syntactic properties of a model element by demanding additional properties or specializing already existing properties.
Modeling with UML: Language, Concepts, Methods by Bernhard Rumpe