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Closes #436. Adds criticism to service locator pattern.

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Dmitry Avershin 2016-10-03 21:59:36 +02:00
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service-locator/README.md
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@ -33,6 +33,13 @@ improves the performance of application to great extent.
* lookups of services are done quite frequently * lookups of services are done quite frequently
* large number of services are being used * large number of services are being used
## Consequences
* Violates Interface Segregation Principle (ISP) by providing pattern consumers with an access
to a number of services that they don't potentially need.
* Creates hidden dependencies that can break the clients at runtime.
* Limits object composability by stopping the clients to specify needed dependencies for different objects instantiation.
## Credits ## Credits
* [J2EE Design Patterns](http://www.amazon.com/J2EE-Design-Patterns-William-Crawford/dp/0596004273/ref=sr_1_2) * [J2EE Design Patterns](http://www.amazon.com/J2EE-Design-Patterns-William-Crawford/dp/0596004273/ref=sr_1_2)