Events-based implementation does not provide the notion of the composite service instance, which makes it very difficult to coordinate events, implementing a composite services instance.
This is necessary because the sample project has been configured to distinguish between the incoming BUY and SELL eventsbased upon the prefix of the file.
很有必要这样做,因为示例项目配置为根据文件的前缀区分传入 BUY 和 SELL 事件。
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The sample project has been configured to distinguish between the incoming Buy and Sell eventsbased upon the prefix of the file.