The Designer comes with many adapters (see Adapters) that allow you to access a variety of backends via different interfaces. Requests to REST services, and via REST adapters use the HTTP protocol.
SOAP, REST and URL adapters useĀ libcurl to provide HTTP headers.
For more information on specific adapters refer to Adapters.
In general, the PAS platform supports HTTP version 1.0 for xUML services. However, the following features of HTTP 1.1 are implemented to the xUML Runtime as well:
Expect: 100 Continue
Transfer-Encoding: chunked