@Override
  public void invalidate(EntryEventImpl event) {
    recordTXOperation(ServerRegionOperation.INVALIDATE, event.getKey(), event);
    InvalidateOp.execute(pool, region.getFullPath(), event, pool.getPRSingleHopEnabled(), region);
  }
Does a region put on the server using the given connection.

@param con the connection to use to send to the server
@param key the entry key to do the put on
@param value the entry value to put
@param eventId the event ID for this put
@param callbackArg an optional callback arg to pass to any cache callbacks
geode-core/src/main/java/org/apache/geode/cache/client/internal/ServerRegionProxy.java