@Override
  public Object getValueInVMOrDiskWithoutFaultIn(InternalRegion region) {
    return Helper.getValueInVMOrDiskWithoutFaultIn(this, region);
  }
Abstract implementation class of RegionEntry interface. This is adds Disk support behavior

@since GemFire 3.5.1
geode-core/src/main/java/org/apache/geode/internal/cache/entries/AbstractOplogDiskRegionEntry.java