Design Patterns and Best Practices in Java

Enterprise service bus

While we are discussing service-oriented architecture, it is important to understand what role enterprise service bus (ESB) can play to improve communication. You may end up creating several different services while developing different applications for your organization. At certain levels, these services need to interact with oen another. This can add a lot of complications. For example, one service understands XML-based communication, whereas another service expects all communication in JSON, and another service expects FTP-based input. Additionally, we need to add features such as security, queuing of requests, data cleanup, formatting, and so on. ESB is the solution to all our problems.

The following diagram shows ...