Signature

Request Response Pattern

Classification

Interaction Pattern

Intent

The intent is to invoke a service interface that is defined with the request-reply operation. The goal is to serve those scenarios that expect a response from the service provider in near real time.

Motivation

To invoke synchronous operations in services and BPMN processes. Essentially, a BPM process should be able to invoke a BPEL process, SOA mediator, SOA adapters, external service, and so on, which expose synchronous operations.

Applicability

These include the service task.

Implementation

When you need to design a synchronous interaction, use a service task. Service task invokes processes and services, synchronously. When a service tasks...