How to use

com.netflix.eureka2.registry.datacenter.AwsDataCenterInfo

constructor

  @Override
  public AwsDataCenterInfo build() {
    if (region == null && zone != null && !zone.isEmpty()) { // We will take it from zone name
      region = zone.substring(0, zone.length() - 1);
    }
    return new AwsDataCenterInfo(this);
  }
}