IModel.Relate method ¶
Namespace: NextDesign.Core
Description¶
Returns the added related instance associated with the model given at the end of the specified field of this instance.
argument¶
| Name | Type | Description |
|---|---|---|
| fieldName | string | Field name Null or empty string cannot be specified. |
| opposite | IModel | The model to associate null cannot be specified. |
Return value¶
Exception¶
| Name | Exception Class | Description |
|---|---|---|
| Invalid argument | ExtensionArgumentException | When null is specified for opposite When null or empty string is specified for fieldName |
| Field not found | ExtensionFieldNotFoundException | If the specified field is not found in this instance's metaclass |
| Illegal operation | ExtensionInvalidOperationException | If the model itself is a deleted model or temporary proxy If an inoperable field is specified in the field name -Product line feature assignment field -System.Core tag Granted field -owned field |
| Constraint violation | ExtensionIllegalFieldAccessException | When the model to be linked is not compatible with the specified data type of the field When the relation violates the multiplicity constraint of the field When the relation violates the path constraint of the field |
| If an invalid model is specified | ExtensionInvalidModelException | If the deleted model or temporary proxy is specified in the associated model |