namespace Giants.DataContract.V1 { using System; using System.ComponentModel.DataAnnotations; public class ServerInfoWithHostAddress : ServerInfo { [Required] public string HostIpAddress { get; set; } public override bool Equals(object obj) { return obj is ServerInfoWithHostAddress address && base.Equals(obj) && this.HostIpAddress == address.HostIpAddress; } public override int GetHashCode() { HashCode hash = new HashCode(); hash.Add(base.GetHashCode()); hash.Add(this.HostIpAddress); return hash.ToHashCode(); } } }