CHAPTER13Inbound Adapters—Polling Database, Consuming JMS, and Receiving Emails
SOA composites or Service Bus projects do not have to be triggered through a request message from an external consumer. The adapters we have discussed for outbound operations towards databases, file systems, JMS destinations, Advanced Queues, and people (UMS through email, SMS and chat) also operate in an inbound direction. In this direction, external events activate the adapter to trigger the proxy service or SOA composite. This includes events such as a new file appears, a database record is updated, a message is published on a JMS queue or topic or an email or chat ...
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