Several ESB Modes

John Renault proposed several ESB models. When selecting ESB for enterprise application development, we must first determine which ESB model is suitable for our business model.

Http://weblogs.java.net/blog/johnreynolds/archive/2006/01/soapesb_level_s_1.html

 

For web services, only asynchronous service calls can truly understand the benefits of WS. Asynchronous call means that the user sends a request, and then checks whether the request is returned later. With Asynchronous calls, users do not need to wait for the request to return immediately after sending a request, which enhances user experience. In fact, many services, such as mail service, message service, and online payment, are asynchronous calling services.

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