# Interface ToManyRelationshipChange

All Superinterfaces:
  `PropertyChange`

All Known Implementing Classes:
  `MutableToManyRelationshipChange`

public interface ToManyRelationshipChange extends PropertyChange
Represents a change in a to-many relationship property to another entity.

Since:
  4.0

- ## Method Summary

  Modifier and Type
  Method
  Description
  `Collection<ObjectId>`
  `getAdded()`
  `Collection<ObjectId>`
  `getRemoved()`

  ### Methods inherited from interface PropertyChange

  `accept`

- ## Method Details

  - ### getAdded

    Collection<ObjectId> getAdded()

  - ### getRemoved

    Collection<ObjectId> getRemoved()