Enterprise Integration Patterns: Designing, Building, and Deploying Messaging Solutions

Introduction

Interesting applications rarely live in isolation. Whether your sales application must interface with your inventory application, your procurement application must connect to an auction site, or your PDA’s calendar must synchronize with the corporate calendar server, it seems that any application can be made better by integrating it with other applications.

All integration solutions have to deal with a few fundamental challenges:

• Networks are unreliable. Integration solutions have to transport data from one computer to another across networks. Compared to a process running on a single computer, distributed computing has to be prepared to deal with a much larger set of possible problems. Often, two systems to be integrated are separated ...