title: Add watermark in word document using Apache POI
body: <p>I want to add text watermark in word document using <a href="https://poi.apache.org/" rel="nofollow noreferrer">Apache POI</a>.</p>
  
  <p>I have used  <code>headerFooterPolicy.createWatermark("Watermark");</code> but diagonal grayed text isn't displayed.</p>