code: public Config setTopicConfigs(Map<String, TopicConfig> topicConfigs) {
          this.topicConfigs.clear();
          this.topicConfigs.putAll(topicConfigs);
          for (final Entry<String, TopicConfig> entry : this.topicConfigs.entrySet()) {
              entry.getValue().setName(entry.getKey());
          }
          return this;
      }
docs: Sets the map of {@link com.hazelcast.core.ITopic} configurations,
  mapped by config name. The config name may be a pattern with which the
  configuration will be obtained in the future.
  
  @param topicConfigs the topic configuration map to set
  @return this config instance