Appendix A. Software Architecture Metamodel
This appendix contains the complete definition of the metamodel of concepts used within this book.
The relationships in the metamodel shown in Figure A.1 are
• A system has an architecture.
• A system fulfills one or more missions.
• A system has one or more stakeholders.
• A system inhabits an environment.
• An environment influences a system.
• An architecture is described by an architectural description.
• An architectural description identifies one or more stakeholders.
• An architectural description identifies one or more concerns.
• An architectural description provides a rationale.
• A stakeholder has one or more concerns.
• A concern is important to one or more stakeholders.
• A development ...
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