WSO2 ESB by Example

Enterprise Service Bus has become one of the main architectural construct behind enterprise integrations. WSO2 ESB is one of the best ESB implementations out there in the market which makes it easier for enterprises to do SOA based integrations. You can use WSO2 ESB to do file based integrations, simple service compositions, event based integration and lot of other integrations based on different messaging architectures.

This chapter collects articles describing WSO2 ESB usage with several real world examples.

• File Processing — This example scenario displays how to pick up a file in a local directory, insert the records from the file into a database, send an email with data from the file, trace and write the log and finally move the file to another directory. The following scheme visually displays the processes running in this example.
• Priority Mediation Samples — Description of priority mediation samples.
• Proxy Service — Examples connected with proxy services.
• Service Chaining — This example exposes a virtual service that requires two other real web services to fulfill a single request.
• Transactional ESB — Description of transactional ESB and examples.