}
    }

    /**
     * Get cluster name for witness discovery
     *
     * @param serverAddress the server address
     * @return cluster name or null
     */
    private String getClusterName(InetAddress serverAddress) {
        // Simple implementation - could be enhanced with proper cluster discovery
        String hostname = serverAddress.getHostName();

                        @Override
                        protected void configure() {
                            try {
                                container.lookup(Injector.class).discover(extension.getClassRealm());
                            } catch (Throwable e) {
                                // ignore
                                e.printStackTrace();
                            }

    cache.close()
    createNewCache()

    // The journal has no record that 'a' and 'b' were removed. It will have an entry for both, but
    // when it tries to read the cache files for either entry, it will discover the cache files are
    // missing and remove the entries from the cache.
    assertThat(cache.size()).isEqualTo(4)
    assertThat(cache["a"]).isNull()
    assertThat(cache["b"]).isNull()

* Support struct,array,slice types when sorting kubectl output ([#25022](https://github.com/kubernetes/kubernetes/pull/25022), [@zhouhaibing089](https://github.com/zhouhaibing089))
* federated api servers: Adding a discovery summarizer server ([#20358](https://github.com/kubernetes/kubernetes/pull/20358), [@nikhiljindal](https://github.com/nikhiljindal))