title: How to dynamically give flat file source file name in session properties of informatica?
body: <p>i have an issue where i get flat file with date and time extension to flat file name like
  test_28-10-2012.txt</p>
  
  <p>I can get the flat file name in mapping through checking the <code>AddCurrentlyProcessedFileName</code>property in Source Analyzer,from  there i can do my logic but my question is </p>
  
  <p>how can i dynamically give the flat file name in Source file name property of session.</p>