title: How to get full message body in Gmail?
body: <p>I want to get full message body. So I try:</p>
  
  <pre><code>Message gmailMessage = service.users().messages().get("me", messageId).setFormat("full").execute();
  </code></pre>
  
  <p>That to get body, I try:</p>
  
  <pre><code>gmailMessage.getPayload().getBody().getData()
  </code></pre>
  
  <p>but result always <code>null</code>. How to get full message body?</p>