title: How to use logging-channel-adapter in Spring Integration to log a message header value
body: <p>I need to log the value of the message header with key "foo_bar" so that the log message looks something like this when the value of that header is "baz":</p>
  
  <blockquote>
    <p>Value of header foo_bar: baz</p>
  </blockquote>
  
  <p>How to do this with a wire-tap and logging-channel-adapter?</p>