public RegionFactory<K, V> setSubscriptionAttributes(SubscriptionAttributes sa) {
    attrsFactory.setSubscriptionAttributes(sa);
    return this;
  }
Sets the kind of interest this region has in events occuring in other caches that define the
region by the same name.

@param sa the attributes decribing the interest
@return a reference to this RegionFactory object
@see AttributesFactory#setSubscriptionAttributes(SubscriptionAttributes)
geode-core/src/main/java/org/apache/geode/cache/RegionFactory.java