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Reuse Basic concepts
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Rationale for reuse Save calendar time Save person hours Reduce process risk Increased quality Standards compliance
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What is re-used? Software: Application reuse Component reuse Object and function reuse Test cases Test data Document content Experience: Design patterns Architectural styles Processes Documents Conventions and standards
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Classification of reuse Product Scope Vertical Horizontal Mode Planned Opportunistic Intention Black-box Clear-box Technique Compositional Generative
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Techniques Program libraries COTS Design patterns Middle-ware integration frameworks Legacy system wrapping Service-oriented systems Software product lines Commonalities Variation points Program generators Software/Experience Factory
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Cost of reuse Development for reuse Long-term increased maintenance costs Lack of tool support Non-invented-here (NIH)-syndrome Creating and maintaining a repository Finding, understanding and adapting reusable components Conflict project and line management
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