docs: protected CmsJspLoader getJspLoader() {
  
          if (m_jspLoader == null) {
              try {
                  m_jspLoader = (CmsJspLoader)OpenCms.getResourceManager().getLoader(CmsJspLoader.RESOURCE_LOADER_ID);
              } catch (ArrayIndexOutOfBoundsException e) {
                  // ignore, loader not configured
              }
          }
          return m_jspLoader;
      }