code: public static void dispose(String xmlClasspath) {
  
      if (xml2containerMap != null) {
        SpringContainer container = xml2containerMap.get(xmlClasspath);
        if (container != null) {
          xml2containerMap.remove(xmlClasspath);
          container.dispose();
        }
      }
    }
docs: This method disposes the {@link #getInstance(String) instance} identified by the given
  {@code xmlClasspath} (if it exists).
  
  @param xmlClasspath is the classpath to the XML configuration.