* Open your integration service in the Service editor by double-clicking the Service Description in the Application Development view, or by right-clicking and selecting Open.
* Select the Interface tab to see the interface editor.
* By default, a request-response operation is created when the integration service is created. Click the operation name to edit it.
* Add or remove request-response operations and one-way operations by using the icons.
* Add or remove inputs, outputs, and faults to operations by using the icons. In the Properties tab, click the name and type of an input, output, or fault to edit it. You can create a new complex type for an input, output, or fault by clicking the type and selecting New....