Unified Modelling Language Notations

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Unified Modelling Language Notations

• Aims to address the lack of standardisation in
  notation and process among the object-oriented
  methodologies by combining the best elements of
  the main object-oriented methodologies while at
  the same time reflecting best practices in
  industry
• started in the mid-90s by James Rumbaugh (OMT)
  and Grady Booch later joined by Ivar Jacobson
  (Objectory)

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Unified Modelling Language Notations

• Class
• Example

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Unified Modelling Language Notations

• Object
• Example

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Unified Modelling Language Notations

• Association
• Example

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Unified Modelling Language Notations

• Multiplicities Examples

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Unified Modelling Language Notations

• Aggregation Example

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Unified Modelling Language Notations

• Inheritance Example

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Unified Modelling Language Notations

• Class diagram
• Draw a class diagram to link the following
  classes using aggregation, inheritance and
  multiplicity where appropriate
• Zoo, Animal, Bird, Mammal, Reptile, Cage, Keeper
• (class exercise)

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Unified Modelling Language Notations

• Class diagram
• Write a brief description of the following class
  diagram (class exercise)

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Unified Modelling Language Notations

• Class diagram
• Answer
• A lecturer teaches at least on module. Each
  module is taught by one lecturer, and may be
  studied by zero or more students. A student must
  study at least one module, and may study several.
  A module consists of lectures, possibly
  tutorials, and at least one assessment. Both
  coursework and exam are types of assessment.

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Unified Modelling Language Notations

• Use case diagram Example

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Unified Modelling Language Notations

• Sequence diagram Example

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Unified Modelling Language Notations

• Collaboration diagram

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Unified Modelling Language Notations

• State diagram

Balloon color volume state blowup() letairout()