@Override
    public ExpirationAttributes getExpiry(Entry entry) {
      if (entry.getKey().equals(special)) {
        return specialAtt;
      }
      return null;
    }
Tests that an entry in a local region that remains idle for a given amount of time is
invalidated.
geode-dunit/src/main/java/org/apache/geode/cache30/RegionTestCase.java