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