Developing our first BPEL process

In this section, we will develop our first BPEL process. We will start with a simple BPEL process to get things rolling. Earlier in this chapter, we explained that BPEL is usually used to orchestrate services. This is true. However, in our first BPEL process, we will not be able to orchestrate services, as we do not have any. Rather, we will create a very simple BPEL process, which will return the number of books in stock.

Before we start, let's have a brief look at the artifacts that need to be created. Each BPEL process is part of the SOA composite. SOA composite shows all components, relations between components, service interfaces, and links to external services (external references). In addition to the BPEL ...

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