@Override
      public Object call() throws Exception {
        Cache cache = getCache();
        LocalRegion region = (LocalRegion) cache.getRegion(REGION_NAME);
        RegionVersionVector rvv = region.getDiskRegion().getRegionVersionVector();
        rvv = rvv.getCloneForTransmission();
        HeapDataOutputStream hdos = new HeapDataOutputStream(KnownVersion.CURRENT);

        // Using gemfire serialization because
        // RegionVersionVector is not java serializable
        DataSerializer.writeObject(rvv, hdos);
        return hdos.toByteArray();
      }
Returns region attributes for a <code>GLOBAL</code> region
geode-core/src/distributedTest/java/org/apache/geode/internal/cache/GIIDeltaDUnitTest.java