title: How to decode encoded special XML characters in a string?
body: <p>I was given a string like </p>
  
  <pre><code>example.com/test?region=us&amp;amp;lang=en&amp;amp;jurisdiction=us
  </code></pre>
  
  <p>How can I write the java code to decode the encoded characters like </p>
  
  <pre><code>&amp;amp; 
  </code></pre>
  
  <p>in the string. Is there any existing class/method to decode them?</p>
  
  <p>Thanks.</p>