code: void setExtensionsTable(StylesheetRoot sroot)
         throws javax.xml.transform.TransformerException
    {
      try
      {
        if (sroot.getExtensions() != null)
          //only load extensions if secureProcessing is disabled
          if(!sroot.isSecureProcessing())
              m_extensionsTable = new ExtensionsTable(sroot);
      }
      catch (javax.xml.transform.TransformerException te)
      {te.printStackTrace();}
    }
docs: If the stylesheet contains extensions, set the extensions table object.
  
  
  @param sroot The stylesheet.
  @throws javax.xml.transform.TransformerException