GetMetadataAttribute() public method

public GetMetadataAttribute ( ) : MetadataAttribute
return BExIS.Dlm.Entities.MetadataStructure.MetadataAttribute
MetadataAttributeModel Class Documentation
Example #1
0
        private List<Error> validateAttribute(MetadataAttributeModel aModel)
        {
            List<Error> errors = new List<Error>();
            //optional check
            if (aModel.MinCardinality > 0 && (aModel.Value == null || String.IsNullOrEmpty(aModel.Value.ToString())))
                errors.Add(new Error(ErrorType.MetadataAttribute, "is not optional", new object[] { aModel.DisplayName, aModel.Value, aModel.Number, aModel.ParentModelNumber, aModel.Parent.Label }));
            else
                if (aModel.MinCardinality > 0 && String.IsNullOrEmpty(aModel.Value.ToString()))
                errors.Add(new Error(ErrorType.MetadataAttribute, "is not optional", new object[] { aModel.DisplayName, aModel.Value, aModel.Number, aModel.ParentModelNumber, aModel.Parent.Label }));

            //check datatype
            if (aModel.Value != null && !String.IsNullOrEmpty(aModel.Value.ToString()))
            {
                if (!DataTypeUtility.IsTypeOf(aModel.Value, aModel.SystemType))
                {
                    errors.Add(new Error(ErrorType.MetadataAttribute, "Value can´t convert to the type: " + aModel.SystemType + ".", new object[] { aModel.DisplayName, aModel.Value, aModel.Number, aModel.ParentModelNumber, aModel.Parent.Label }));
                }
                else
                {
                    Type type = Type.GetType("System." + aModel.SystemType);
                    object value = Convert.ChangeType(aModel.Value, type);

                    // check Constraints
                    foreach (Constraint constraint in aModel.GetMetadataAttribute().Constraints)
                    {
                        if (value != null && !constraint.IsSatisfied(value))
                        {
                            errors.Add(new Error(ErrorType.MetadataAttribute, constraint.ErrorMessage, new object[] { aModel.DisplayName, aModel.Value, aModel.Number, aModel.ParentModelNumber, aModel.Parent.Label }));
                        }
                    }
                }

            }

            //// dataset title node should be check if its exit or not
            //if (errors.Count == 0 && aModel.DataType.ToLower().Contains("string"))
            //{
            //    XmlReader reader =;
            //}

            if (errors.Count == 0)
                return null;
            else
                return errors;
        }