title: Pipeline pattern implementation in java
body: <p>read about Pipeline pattern from <a href="http://parlab.eecs.berkeley.edu/wiki/_media/patterns/pipeline-v1.pdf" rel="nofollow">here</a> </p>
  
  <p>how to implement pipeline pattern in java?</p>
  
  <p>is there any open source java project that uses pipeline pattern?</p>