WebFilter (Spring Framework 5.2.12.RELEASE API)

All Known Implementing Classes:
CorsWebFilter, ForwardedHeaderFilter, HiddenHttpMethodFilter, ServerWebExchangeContextFilter
```
public interface WebFilter
```
Contract for interception-style, chained processing of Web requests that may be used to implement cross-cutting, application-agnostic requirements such as security, timeouts, and others.
Since:
5.0
Author:
Rossen Stoyanchev

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`reactor.core.publisher.Mono<Void>`	`filter(ServerWebExchange exchange, WebFilterChain chain)`	Process the Web request and (optionally) delegate to the next `WebFilter` through the given `WebFilterChain`.

- Method Detail
  - filter
```
reactor.core.publisher.Mono<Void> filter(ServerWebExchange exchange,
                                         WebFilterChain chain)
```
    Process the Web request and (optionally) delegate to the next WebFilter through the given WebFilterChain.
    Parameters:
    exchange - the current server exchange
    chain - provides a way to delegate to the next filter
    Returns:
    Mono<Void> to indicate when request processing is complete