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Use headings instead of bold text in index.md #238

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Jeroen Meulemeester
2016-01-03 21:14:30 +01:00
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mediator/index.md
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@ -10,18 +10,20 @@ tags:
- Difficulty-Intermediate
---
**Intent:** Define an object that encapsulates how a set of objects interact.
## Intent
Define an object that encapsulates how a set of objects interact.
Mediator promotes loose coupling by keeping objects from referring to each
other explicitly, and it lets you vary their interaction independently.
![alt text](./etc/mediator_1.png "Mediator")
**Applicability:** Use the Mediator pattern when
## Applicability
Use the Mediator pattern when
* a set of objects communicate in well-defined but complex ways. The resulting interdependencies are unstructured and difficult to understand
* reusing an object is difficult because it refers to and communicates with many other objects
* a behavior that's distributed between several classes should be customizable without a lot of subclassing
**Credits**
## Credits
* [Design Patterns: Elements of Reusable Object-Oriented Software](http://www.amazon.com/Design-Patterns-Elements-Reusable-Object-Oriented/dp/0201633612)