The following samples demonstrate how to invoke web services using the callout mediator and call mediator:
Note that WSO2 EI is shipped with the following changes to what is mentioned in this documentation:
<PRODUCT_HOME>/repository/samples/directory that includes all Integration profile samples is changed to<EI_HOME>/samples/service-bus/.<PRODUCT_HOME>/repository/samples/resources/directory that includes all artifacts related to the Integration profile samples is changed to<EI_HOME>/samples/service-bus/resources/.