abstract class&interface
<blockquote>
  <p><strong>Possible Duplicate:</strong><br>
  <a href="http://stackoverflow.com/questions/761194/interface-vs-abstract-class-general-oo">Interface vs Abstract Class (general OO)</a>  </p>
</blockquote>



<p>can u tell what is the main difference between abstract class and interface in java.?</p>
