change name to addCustomChanges

packages/transformer/src/IModelExporter.ts

@@ -381,7 +381,7 @@ export class IModelExporter {
    * @note The transformer will have built up the remap table between the source and target iModels before calling this function. This means that functions like [[IModelTransformer.context.findTargetElementId]] will return meaningful results.
    * @note Its expected that this function be overridden by a subclass of exporter if it needs to modify sourceDbChanges.
    */
-  public addCustomChangesCallback(): void {}
+  public addCustomChanges(): void {}
 
   /** Register the handler that will be called by IModelExporter. */
   public registerHandler(handler: IModelExportHandler): void {
@@ -1227,6 +1227,15 @@ export class ChangedInstanceIds {
       this.handleChange(this.element, changeType, change.ECInstanceId);
   }
 
+  public addCustomElementChange(
+    changeType: SqliteChangeOp,
+    id: Id64String
+  ): void {
+    // if delete unnecessary?
+    this.addModelToUpdated(id);
+    this.handleChange(this.element, changeType, id);
+  }
+
   /**
    * Adds the provided change to the appropriate set of changes by class type (codeSpec, model, element, aspect) maintained by this instance of ChangedInstanceIds.
    * If the same ECInstanceId is seen multiple times, the changedInstanceIds will be modified accordingly, i.e. if an id 'x' was updated but now we see 'x' was deleted, we will remove 'x'