title: How to get the instance id in Liferay
body: <p>Does anybody know how to get the instance id in Liferay in a class without using the request object? </p>
  
  <p><code>exampleportlet_WAR_myportlet_INSTANCE_wI7pYPyS30be</code></p>
  
  <p>I need the <code>wI7pYPyS30be</code> part</p>
  
  <p>Thanks</p>