Improve docs around the use of "Forwarded" and "X-Forwarded-*" headers [SPR-15612]

[spring-projects-issues]

Rossen Stoyanchev opened SPR-15612 and commented

The reference documentation does not cover the topic and it should also be documented more consistently in the Javadoc of APIs that make use of such headers.

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Affects: 4.3.8

Issue Links:

• ForwardedHeaderFilter should provide option to "remove" forwarded headers without using them [SPR-15610] #20169 ForwardedHeaderFilter should provide option to "remove" forwarded headers without using them

Referenced from: commits 4d52590, 8c206bf