Object State Manager for the Web > Overview

Overview

The OSMW component provides an interface to the OSM through standard XML messaging over HTTP. This standard is endorsed by the Workflow Management Coalition (WfMC). It is one of the mappings of interface 4 [WFMC-REFMODEL] using XML. This chapter describes this mapping and the component. The messaging specification can be found in [WFMC-WFXML]. The only details described here are the ones that are left open by the specification, namely:

• The content of the ContextData and ResultData tags
• Which of the optional process states are used
• The request and response URI formats
• Use of the CorrelationData tag
• The mapping between the exception error codes and the result codes
• Some specifics about the operations