Header Mediator
The header mediator sets or removes a specified header from the current soap infoset.
Currently the set header only supports simple valued headers. In the future we may extend this to
have XML structured headers by embedding the XML content within the element itself.
Figure1: Header Mediator
Here are the option you have in configuring the header mediator.
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Name: Name of the header element, You can declare the namespace used in the header element by clicking
the Namespace link right to the text field.
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Action: (Set/Remove), Specify whether you want to remove this header from the incomming message or set a new header,
Default to Set.
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Value/Expression: A static value or an xpath expression that will be executed on the message to set the header value.