API Reference > imodeljs-backend > iModels > ConcurrencyControl > ConcurrencyControl.ConflictResolutionPolicy > constructor constructor Method Construct a ConflictResolutionPolicy. ConflictResolutionPolicy(updateVsUpdate?: ConcurrencyControl.OnConflict, updateVsDelete?: ConcurrencyControl.OnConflict, deleteVsUpdate?: ConcurrencyControl.OnConflict): ConcurrencyControl.ConflictResolutionPolicy Parameter Type Description updateVsUpdate ConcurrencyControl.OnConflict What to do with the incoming change in the case where the same element was updated locally and also would be updated by the incoming change updateVsDelete ConcurrencyControl.OnConflict What to do with the incoming change in the case where an element was updated locally and would be deleted by the incoming change deleteVsUpdate ConcurrencyControl.OnConflict What to do with the incoming change in the case where an element was deleted locally and would be updated by the incoming change Returns - ConcurrencyControl.ConflictResolutionPolicy Defined in core/backend/src/ConcurrencyControl.ts Line 1177 Last Updated: 12 June, 2024