@Override
  public void fromData(DataInput in,
      DeserializationContext context) throws IOException, ClassNotFoundException {
    super.fromData(in, context);
    setContext(ClientProxyMembershipID.readCanonicalized(in));
  }
Returns The context originating this event

@return The context originating this event
geode-core/src/main/java/org/apache/geode/internal/cache/ClientRegionEventImpl.java