Patterns - Observer

'cool.arch.patterns:observer:1.0.0'

<dependency>
	<groupId>cool.arch.patterns</groupId>
	<artifactId>observer</artifactId>
	<version>1.0.0</version>
</dependency>

<dependency org="cool.arch.patterns" name="observer" rev="1.0.0"/>

"cool.arch.patterns", "observer", "1.0.0"