@Override
  public boolean shouldBeConflated() {
    // If the message is an update, it may be conflatable. If it is a
    // create, destroy, invalidate or destroy-region, it is not conflatable.
    // Only updates are conflated.
    return isUpdate() && !isConcurrencyConflict();
  }
Determines whether or not to conflate this message. This method will answer true IFF the
message's operation is AFTER_UPDATE and its region has enabled are conflation. Otherwise, this
method will answer false. Messages whose operation is AFTER_CREATE, AFTER_DESTROY,
AFTER_INVALIDATE or AFTER_REGION_DESTROY are not conflated.

@return Whether to conflate this message
geode-core/src/main/java/org/apache/geode/internal/cache/wan/GatewaySenderEventImpl.java