This figure shows the composite.xml file in design mode. The Components swim lane contains a business rule service component named OracleRules1 and the Exposed Services swim lane contains a service named OracleRules1_DecisionService_1_ep with two operations: callFunctionStateful and callFunctionStateless. Two ports are shown in the Business Rule. The second port is selected, DF_2. This is DF_2, and Interface: http://xmlns.oracle.com/OracleRules1/DF_2#wsdl.interface(IDecisionService).