@Override
    public URL getResource(String name) {
        URL url = findResource(name);
        if (url == null) {
            // try parent
            url = super.getResource(name);
        }
        return url;
    }
@param classPath Class path string
@param parent    The parent classloader. If the required class / resource cannot be found in the given classPath,
                 this classloader will be used to find the class / resource.
clients/src/main/java/org/apache/kafka/common/utils/ChildFirstClassLoader.java