private void ValidateVersion()
{
var versionColumn = this.EntityInfo.Columns.FirstOrDefault(it => it.IsEnableUpdateVersionValidation);
var pks = this.UpdateBuilder.DbColumnInfoList.Where(it => it.IsPrimarykey).ToList();
if (versionColumn != null && this.IsVersionValidation)
{
Check.Exception(pks.IsNullOrEmpty(), "UpdateVersionValidation the primary key is required.");
List <IConditionalModel> conModels = new List <IConditionalModel>();
foreach (var item in pks)
{
conModels.Add(new ConditionalModel()
{
FieldName = item.DbColumnName, ConditionalType = ConditionalType.Equal, FieldValue = item.Value.ObjToString()
});
}
var dbInfo = this.Context.Queryable <T>().Where(conModels).First();
if (dbInfo != null)
{
var currentVersion = this.EntityInfo.Type.GetProperty(versionColumn.PropertyName).GetValue(UpdateObjs.Last(), null);
var dbVersion = this.EntityInfo.Type.GetProperty(versionColumn.PropertyName).GetValue(dbInfo, null);
Check.Exception(currentVersion == null, "UpdateVersionValidation entity property {0} is not null", versionColumn.PropertyName);
Check.Exception(dbVersion == null, "UpdateVersionValidation database column {0} is not null", versionColumn.DbColumnName);
if (versionColumn.PropertyInfo.PropertyType.IsIn(UtilConstants.IntType, UtilConstants.LongType))
{
if (Convert.ToInt64(dbVersion) != Convert.ToInt64(currentVersion))
{
throw new VersionExceptions(string.Format("UpdateVersionValidation {0} Not the latest version ", versionColumn.PropertyName));
}
}
else if (versionColumn.PropertyInfo.PropertyType.IsIn(UtilConstants.DateType))
{
if (dbVersion.ObjToDate() != currentVersion.ObjToDate())
{
throw new VersionExceptions(string.Format("UpdateVersionValidation {0} Not the latest version ", versionColumn.PropertyName));
}
}
else if (versionColumn.PropertyInfo.PropertyType.IsIn(UtilConstants.ByteArrayType))
{
if (UtilMethods.GetLong((byte[])dbVersion) != UtilMethods.GetLong((byte[])currentVersion))
{
throw new VersionExceptions(string.Format("UpdateVersionValidation {0} Not the latest version ", versionColumn.PropertyName));
}
}
else
{
Check.ThrowNotSupportedException(string.Format("UpdateVersionValidation Not Supported Type [ {0} ] , {1}", versionColumn.PropertyInfo.PropertyType, versionColumn.PropertyName));
}
}
}
}