Integration Server version 8.2 introduces support for web service features, such as SOAP over JMS, and WS-Policy based WS-Security configuration, that are available through the current Web Services Stack. Some of the features and behavior included in the current Web Services Stack are not compatible with the features and run-time behavior of web service descriptors created on the earlier implementation of web services. The earlier web services implementation was introduced in Integration Server version 7.1 and was the only web services implementation available in 7.x, 8.0, and 8.0 SP1. The earlier web services implementation still exists in the current version of Integration Server along with the current Web Services Stack.

To ensure that web service descriptors developed on the earlier web services implementation execute as expected, web service descriptors now have a Pre-8.2 compatibility mode property. This property determines the web service implementation on which the web service descriptor runs. The web service implementation used by the web service descriptor determines the design-time features and run-time behavior for the web service descriptor. The value of the Pre-8.2 compatibility mode property indicates the web service implementation with which the web service descriptor is compatible: