business-process | 易学教程

WSO2 BPS - Parallel receive activities are blocking execution

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问题 I'm doing some tests for deploying business processes on WSO2 BPS. I have to make communicate multiple processes with each other (asynchronously). I made a diagram to outline the problem. Process_1 starts an instance of Process_0 and sends 2 messages with data to it. The send and the receive activities are implemented in parallel. On execution, the Process_1 will complete, but not Process_0, which will stay in an active state. The two data messages are received (they are available in the SOAP

What is advantage of using MVEL?

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问题 I'm learning jBPM engine, and what I have noticed is that it uses MVEL dialect by default in process design. So the question is: what is the advantage of using MVEL instead of pure Java? Will I have troubles with more complex processes if I'll start to program them in Java? 来源： https://stackoverflow.com/questions/13516616/what-is-advantage-of-using-mvel

Is a process design really declarative programming?

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问题 I've heard from someone that they´re using a business process automation tool (like Weblogic Integration) as a programming language (what sounds like something kind of stupid) to make things declarative. Then they put all the logic inside a process, every single if and while . But, isn´t a process a how to step-by-step entity to reach a target? For me it makes a process completely imperative. What do you think? 回答1: It is definitely not what people usually mean when they talk about

Is a process design really declarative programming?

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I've heard from someone that they´re using a business process automation tool (like Weblogic Integration) as a programming language (what sounds like something kind of stupid) to make things declarative. Then they put all the logic inside a process, every single if and while . But, isn´t a process a how to step-by-step entity to reach a target? For me it makes a process completely imperative. What do you think? It is definitely not what people usually mean when they talk about declarative programming , even if it some sense can be called declarative. Orchestration languages are in fact