How to use

configNames

method

in

org.apache.kafka.clients.admin.AdminClientConfig

public Map<String, Object> getKsqlAdminClientConfigProps() {
 final Map<String, Object> props = new HashMap<>();
 ksqlStreamConfigProps.values().stream()
   .filter(configValue -> AdminClientConfig.configNames().contains(configValue.key))
   .forEach(
     configValue -> props.put(configValue.key, configValue.value));
 return Collections.unmodifiableMap(props);
}

/**
 * Get the configs for the {@link org.apache.kafka.clients.admin.AdminClient admin client}.
 * @param clientId clientId
 * @return Map of the admin client configuration.
 */
@SuppressWarnings("WeakerAccess")
public Map<String, Object> getAdminConfigs(final String clientId) {
  final Map<String, Object> clientProvidedProps = getClientPropsWithPrefix(ADMIN_CLIENT_PREFIX, AdminClientConfig.configNames());
  final Map<String, Object> props = new HashMap<>();
  props.putAll(getClientCustomProps());
  props.putAll(clientProvidedProps);
  // add client id with stream client id prefix
  props.put(CommonClientConfigs.CLIENT_ID_CONFIG, clientId + "-admin");
  return props;
}

/**
 * Get a map of custom configs by removing from the originals all the Streams, Consumer, Producer, and AdminClient configs.
 * Prefixed properties are also removed because they are already added by {@link #getClientPropsWithPrefix(String, Set)}.
 * This allows to set a custom property for a specific client alone if specified using a prefix, or for all
 * when no prefix is used.
 *
 * @return a map with the custom properties
 */
private Map<String, Object> getClientCustomProps() {
  final Map<String, Object> props = originals();
  props.keySet().removeAll(CONFIG.names());
  props.keySet().removeAll(ConsumerConfig.configNames());
  props.keySet().removeAll(ProducerConfig.configNames());
  props.keySet().removeAll(AdminClientConfig.configNames());
  props.keySet().removeAll(originalsWithPrefix(CONSUMER_PREFIX, false).keySet());
  props.keySet().removeAll(originalsWithPrefix(PRODUCER_PREFIX, false).keySet());
  props.keySet().removeAll(originalsWithPrefix(ADMIN_CLIENT_PREFIX, false).keySet());
  return props;
}

Set<String> adminConfigNames = AdminClientConfig.configNames();
binderProperties.forEach((key, value) -> {
  if (key.equals(CommonClientConfigs.BOOTSTRAP_SERVERS_CONFIG)) {

Set<String> adminConfigNames = AdminClientConfig.configNames();
binderProperties.forEach((key, value) -> {
  if (key.equals(CommonClientConfigs.BOOTSTRAP_SERVERS_CONFIG)) {

final AdminClientConfig adminClientDefaultConfig = new AdminClientConfig(getClientPropsWithPrefix(ADMIN_CLIENT_PREFIX, AdminClientConfig.configNames()));
consumerProps.put(adminClientPrefix(AdminClientConfig.RETRIES_CONFIG), adminClientDefaultConfig.getInt(AdminClientConfig.RETRIES_CONFIG));