principles:information_expert
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principles:information_expert [2012-12-10 15:50] – [Principle Collections] OOD-PL christian | principles:information_expert [2020-12-08 14:03] – old revision restored (2012-12-22 10:16) 95.217.118.99 | ||
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- | ====== Information Expert ====== | + | ====== Information Expert |
===== Variants and Alternative Names ===== | ===== Variants and Alternative Names ===== | ||
+ | * Expert | ||
* Tell Don't Ask | * Tell Don't Ask | ||
* Do It Myself | * Do It Myself | ||
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- | ===== Definition | + | ===== Principle Statement |
Assign a responsibility to this [[glossary: | Assign a responsibility to this [[glossary: | ||
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When this principle is not adhered to, then a module has a responsibility for which it is lacking some information. So in order to fulfill the task the module has to first acquire the needed information by invoking other modules. This increases the dependencies between the modules (which may lead to[[glossary: | When this principle is not adhered to, then a module has a responsibility for which it is lacking some information. So in order to fulfill the task the module has to first acquire the needed information by invoking other modules. This increases the dependencies between the modules (which may lead to[[glossary: | ||
+ | |||
+ | |||
+ | ===== Strategies ===== | ||
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===== Evidence ===== | ===== Evidence ===== | ||
/* Comment out what is not applicable and explain the rest: */ | /* Comment out what is not applicable and explain the rest: */ | ||
- | [[wiki: | + | /* |
- | [[wiki: | + | * [[wiki: |
- | [[wiki: | + | |
- | [[wiki: | + | |
+ | | ||
+ | */ | ||
===== Relations to Other Principles ===== | ===== Relations to Other Principles ===== | ||
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* [[wp> | * [[wp> | ||
+ | * Andrew Hunt and David Thomas: // | ||
principles/information_expert.txt · Last modified: 2021-10-18 21:25 by christian