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