title: How to download Javadoc to read offline?
body: <p>I just know how to read Javadoc online on a website, but I want to download it for offline reading when no network is available.</p>
  <p>I am referring to the <em>Java® Platform, Standard Edition &amp; Java Development Kit Version x API Specification</em>.</p>
  <p>How can I download the documentation?</p>