public void setTargetReference(ObjectReference targetReference) {
        this.targetReference = targetReference;
    }
<p>
A reference to the object being detached from the index.
</p>

@param targetReference
       A reference to the object being detached from the index.
aws-java-sdk-clouddirectory/src/main/java/com/amazonaws/services/clouddirectory/model/BatchDetachFromIndex.java