private void ValidateValueMember(EntityRecord record, EntityMemberInfo member)
{
bool nullable = member.Flags.IsSet(EntityMemberFlags.Nullable);
var value = record.GetValue(member);
// Checking non-nullable fields; note that identity field for new records is initialized with temp value (in ValueBox)
if (!nullable)
{
if (member.DataType == typeof(string))
{
// Treat empty string as null
if (string.IsNullOrEmpty((string)value))
{
record.AddValidationError(ClientFaultCodes.ValueMissing, ClientFaultMessages.ValueMissing, new object[] { member.MemberName },
member.MemberName);
}
}
else
{
if (value == null || value == DBNull.Value)
{
record.AddValidationError(ClientFaultCodes.ValueMissing, ClientFaultMessages.ValueMissing, new object[] { member.MemberName },
member.MemberName);
}
}
}
//Check string size
if (member.DataType == typeof(string) && member.Size > 0)
{
var strValue = (string)value;
if (strValue != null && strValue.Length > member.Size && member.Flags.IsSet(EntityMemberFlags.AutoValue))
{
strValue = strValue.Substring(member.Size);
record.SetValueDirect(member, strValue);
}
else
{
if (value != null && strValue.Length > member.Size)
{
record.AddValidationError(ClientFaultCodes.ValueTooLong, ClientFaultMessages.ValueTooLong, new object[] { member.MemberName, member.Size },
member.MemberName, strValue);
}
}
}
}
private void ValidateEntityRefMember(EntityRecord record, EntityMemberInfo member)
{
bool nullable = member.Flags.IsSet(EntityMemberFlags.Nullable);
if (nullable)
{
return; //nothing to check
}
var isNull = record.KeyIsNull(member.ReferenceInfo.FromKey);
if (isNull)
{
record.AddValidationError(ClientFaultCodes.ValueMissing, ClientFaultMessages.ValueMissing, new object[] { member.MemberName },
member.MemberName);
}
}