code: public String getJsp() {
  
          if (m_functionBean == null) {
              return "";
          }
          Format format = m_functionBean.getMainFormat();
          CmsDynamicFunctionFormatWrapper wrapper = new CmsDynamicFunctionFormatWrapper(m_cms, format);
          return wrapper.getJsp();
      }
docs: Gets the JSP file name of the wrapped dynamic function bean's main format.<p>
  
  @return a jsp file name