boolean isCacheContentProxy() {
    // method added to fix bug 35195
    return isProxy() && getSubscriptionAttributes().getInterestPolicy().isCacheContent();
  }
Returns true if this region has no storage and is only interested in what it contains (which is
nothing)

@since GemFire 5.0
geode-core/src/main/java/org/apache/geode/internal/cache/AbstractRegion.java