[Blog Post] WSO2 ESB Tips & Tricks 08: Message Stores and Processors
- Hiranya Jayathilaka
- PhD student - WSO2
Matching Request Rates
Some services can only process requests at a given rate. But the service consumers, who are generally unaware of the service implementation details, may send requests at any rate they prefer. In this case we should not directly expose the service to consumers who might overwhelm the service by sending too many requests. Therefore consumers should be provided with a virtual service interface (a proxy service) which stores all incoming requests in a persistent store. A separate component would retrieve these messages from the temporary store and play them at the actual service at the preferred rate. This type of a messaging system is generally known as a store-and-forward messaging system...