@Override
  public boolean isOldValueAvailable() {
    if (isOriginRemote() && getRegion().isProxy()) {
      return false;
    } else {
      return basicGetOldValue() != Token.NOT_AVAILABLE;
    }
  }
Return true if new value available
geode-core/src/main/java/org/apache/geode/internal/cache/EntryEventImpl.java