title: How to convert given time to cron expression using quartz api in java?
body: <p>How to convert Given time to cron expression.</p>
  
  <p>i.e. 
  example given time   </p>
  
  <p>scheduled day="mon,tue" time="11.00" timeinterval="3" type="Weekly" to cron expression.</p>
  
  <p>A solution to this question will really appreciated and very helpful for me.</p>