code: @Override
  	public void onEnd(TestContext<Object> context) {
  		try {
  			System.setErr(oldErr);
  			System.setOut(oldOut);
  		} catch (SecurityException e) {
  			// ignored
  		}
  	}
docs: /*
  (non-Javadoc)
  
  @see ch.powerunit.rules.TestListenerRule#onEnd(ch.powerunit.TestContext)