title: Problem with validation emails in Apache Commons Validator 1.6
body: <p>I have problem with emails validation in Apache Commons Validatior:</p>
  
  <pre><code>john@newman.com =&gt; true
  john@newman.COM =&gt; false
  john@newman.Com =&gt; false
  </code></pre>
  
  <p>Why does character size matter?</p>
  
  <p>EDIT:
  Thank you all for help. Problem wasn't in Apache Commons but in my code.</p>