title: Copy an Amazon s3 object to another folder in another bucket.
body: <p>I want to copy all the data from on bucket to another directory in another bucket on amazon s3 with java. </p>
  
  <p>Like I have a bucket name <strong>sourceBucket</strong> and a <strong>destBucket</strong> and there is another directory in <strong>destBucket</strong>. i want to copy all the data from sourceBucket to that directory.
  And i am using java. I am unable to find the solution</p>