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The Envelope Wrapper EIP allows existing systems to participate in a messaging exchange that places specific requirements on the message format, such as message header fields or encryption. It wraps application data inside an envelope that is compliant with the messaging infrastructure. The message is unwrapped when it arrives at the destination. For more information, refer to http://www.eaipatterns.com/EnvelopeWrapper.html.
Figure 1: Envelope Wrapper EIP
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