protected boolean isCreate() {
    // See the comment in isUpdate() for additional details
    return operation == null ? action == CREATE_ACTION
        : operation == EnumListenerEvent.AFTER_CREATE;
  }
Returns whether this <code>GatewayEvent</code> represents a create.

@return whether this <code>GatewayEvent</code> represents a create
geode-core/src/main/java/org/apache/geode/internal/cache/wan/GatewaySenderEventImpl.java