if (!m_outputFormat.isLegalPropertyKey(name))
if (!OutputProperties.isLegalPropertyKey(name))
  public void setOutputProperty(String name, String value)          throws IllegalArgumentException  {    synchronized (m_reentryGuard)    {      // Get the output format that was set by the user, otherwise get the       // output format from the stylesheet.      if (null == m_outputFormat)      {        m_outputFormat =          (OutputProperties) getStylesheet().getOutputComposed().clone();      }      if (!m_outputFormat.isLegalPropertyKey(name))        throw new IllegalArgumentException(XSLMessages.createMessage(XSLTErrorResources.ER_OUTPUT_PROPERTY_NOT_RECOGNIZED, new Object[]{name})); //"output property not recognized: "                                           //+ name);      m_outputFormat.setProperty(name, value);    }  }