Introduction
Message or Content Enricher is an enterprise integration pattern that receives an incoming message that doesn't have all the required information, then retrieves that required information from another target system appends it to the data to the message, or forms a new message with everything we need. The image below demonstrates the basic flow.
MuleSoft 3 provides the Message Enricher component. Generally, we wrap the message processor with the Message Enricher component to enrich the data.