p XML « Efficient technology for the enterprise

Turn contracts into code

Interfaces are one of the most important parts in software design. Designing software around properly defined interfaces has many benefits for instance in the areas of consistency, maintainability and reuse. A well written contract describes precisely how software artefacts (or services) interact with each other. Approaches such as Sustainable Service Design or the BiPRO standards . . . → Read More: Turn contracts into code

Free Visual XML Schema Designer

Those of you who utilize a contract first design such as in Sustainable Service Design have the need to edit XML Schema files frequently. If you are like me you are using a plain text or xml editor, as it gives you the greatest flexibility to express exactly what you want. But sometimes it is . . . → Read More: Free Visual XML Schema Designer

How to Link WSDL-Services To BPMN-Processes

Since BPMN2.0 it is not only possible to design processes but to also execute them using a process engine. The process flow has a appropriate visual representation in the standard. But executable processes are mostly data driven. They interact with external services and exchange data with them. In addition to that processes maintain their own . . . → Read More: How to Link WSDL-Services To BPMN-Processes

Schema first contract design

One of the most important artifacts in Service-oriented Architecture (SOA) is the service contract. The contract defines how service producers and consumers interact with each other. Most people agree that a contract first approach is the preferred way of creating service contracts. WSDL based service contracts are very common. In many projects they are generated . . . → Read More: Schema first contract design