IModel.CanRelate method ¶
Namespace: NextDesign.Core
Description¶
Checks if the specified field in this instance can be associated with the given model. Returns True if it can be associated. This method evaluates not only the field type, but also the following field constraints: [Constraint to evaluate] - Path constraint - Type constraints - Multiplicity limit
If the model to be associated with itself or the deleted model is a temporary proxy, False is returned. It also returns False if the following fields are specified: - Product line feature assignment field - Field with System.Core tag - Owned field
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¶
- bool
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 |