Fault Contract - Handling Errors in WCF and A Very Simple WCF Service Implementation

using System;
using System.Collections.Generic;
using System.Linq;
using System.Runtime.Serialization;
using System.ServiceModel;
using System.ServiceModel.Web;
using System.Text;

namespace FaultContractSampleWCF
{
    // NOTE: You can use the "Rename" command on the "Refactor" menu to change the interface name "IService" in both code and config file together.
    [ServiceContract]
    public interface IService1
    {
        [OperationContract]
        [FaultContract(typeof(ServiceData))]
        ServiceData TestConnection(string strConnectionString);
    }

    // Use a data contract as illustrated in the sample below to add composite types to service operations.
    [DataContract]
    public class ServiceData
    {
        [DataMember]
        public bool Result { get; set; }
        [DataMember]
        public string ErrorMessage { get; set; }
        [DataMember]
        public string ErrorDetails { get; set; }
    }

}