title: NIFI:Using RouteOnContent for filtering responses?
body: <p>I want to  use  routeonContent and  put  my response  in deifferenct directories  based on  the method  names  they consist  i  have attribute '$message.body' and  use expression(  in  routeonContent) <code>${message.body:contains('&lt;person&gt;')}</code> . But it  doesn't  work   for me  do  you have  any better  idea  how can i do  this?</p>