What's th mean by "public abstract class SampleAdapter <T extends Adapter> extends ViewGroup"?
<p>I am not getting meaning by</p>

<pre><code>public abstract class  SampleAdapter &lt;T extends Adapter&gt; extends ViewGroup
</code></pre>

<p>What does it do? In general we perform normal inheritance, but here something extended form.
can any body suggest me?</p>

<p>thanks</p>
