title: How to trigger application inside S3 bucket using Lambda?
body: <p>I have an application written in java which is used for creating and sending mail to users. I have zipped this code and uploaded this code to S3 bucket.</p>
  
  <p>How can I trigger this application with the help of Lambda?</p>
  
  <p>I have created a Lambda function and attached the path to Lambda.</p>