Learning > presentation > content > Content Related Instances

ContentRelatedInstances Specification

Based on ContentRelatedInstancesSpecification interface.

Returns content for instances related to the selected (input) instances.

Attributes

Name	Required?	Type	Default	Meaning
Filtering
`relationshipPaths`	Yes	`RelationshipPathSpecification[]`		List of relationship path specifications to follow when looking for related class instances.
`instanceFilter`	No	ECExpression	`""`	Condition for filtering instances
Ordering
`priority`	No	`number`	`1000`	Changes the order of specifications.
Content Modifiers
`relatedProperties`	No	`RelatedPropertiesSpecification[]`	`[]`	Specifications of related properties which are included in the generated content. See this page for more details
`calculatedProperties`	No	`CalculatedPropertiesSpecification[]`	`[]`	Specifications of calculated properties whose values are generated using provided ECExpressions. See this page for more details
`propertyCategories`	No	`PropertyCategorySpecification[]`	`[]`	Specifications for custom categories. Simply defining the categories does nothing - they have to be referenced from `PropertySpecification` defined in `propertyOverrides` by `id`. See this page for more details
`propertyOverrides`	No	`PropertySpecification[]`	`[]`	Specifications for various property overrides. See this page for more details
`showImages`	No	`boolean`	`false`	Should image IDs be calculated for the returned instances. When `true`, ImageIdOverride rules get applied when creating content.
Misc.
`relatedInstances`	No	`RelatedInstanceSpecification[]`	`[]`	Specifications of related instances that can be used in content creation.

Example

{
  "specType": "ContentRelatedInstances",
  "relationshipPaths": [{
    "relationship": { "schemaName": "BisCore", "className": "ModelContainsElements" },
    "direction": "Forward",
    "targetClass": { "schemaName": "BisCore", "className": "PhysicalElement" }
  }],
  "arePolymorphic": true
}

Last Updated: 12 June, 2024