using System; using System.ComponentModel; using System.ComponentModel.DataAnnotations; using System.ComponentModel.DataAnnotations.Schema; using System.Runtime.Serialization; using DevExpress.Common; namespace DevExpress.DevAV { public abstract class DatabaseObject : IDataErrorInfo { [Key] public long Id { get; set; } #region IDataErrorInfo string IDataErrorInfo.Error { get { return null; } } string IDataErrorInfo.this[string columnName] { get { return IDataErrorInfoHelper.GetErrorText(this, columnName); } } #endregion } }