code: protected void setSizeEndText(String sizeEndText) {
          if (sizeEndText == null) {
              sizeEndText = StringUtils.EMPTY;
          }
          this.sizeEndText = sizeEndText;
      }
docs: <p>Sets the end text to output when a <code>Collection</code>,
  <code>Map</code> or array size is output.</p>
  
  <p>This is output after the size value.</p>
  
  <p><code>null</code> is accepted, but will be converted to
  an empty String.</p>
  
  @param sizeEndText  the new end of size text