SysOperation without DataContract and DataController

 Service class code

/// <summary>
///     Service class 
/// </summary>
class ServiceClass extends SysOperationServiceBase
{
    public void process()
    {
        //Some logic
    }
}

The MenuItem controls parameters

Parameter Value
ObjectType Class
Object SysOperationServiceController
Parameters ServiceClass.process
Enum Type Parameters SysOperationExecutionMode
Enum Parameters Synchronous