The wasJmsClient-2.0 feature provides applications with access to the message queues that are hosted on WebSphere Application Server through the JMS 2.0 API. This feature supersedes wasJmsClient-1.1. The wasJmsClient-2.0 feature is compliant with JMS 2.0 specifications and is supported only on JDK 7 or later. It enables access to the messaging engine that is enabled through the wasJmsServer feature, and also to the service integration bus that is hosted on a full profile server.