web/src/main/java/org/springframework/security/web/server/authentication/logout/HttpStatusReturningServerLogoutSuccessHandler.java
@Override
	public Mono<Void> onLogoutSuccess(WebFilterExchange exchange, Authentication authentication) {
		return Mono.fromRunnable(() -> exchange.getExchange().getResponse().setStatusCode(this.httpStatusToReturn));
	}
@Override
	public Mono<Void> onLogoutSuccess(WebFilterExchange exchange, Authentication authentication) {
		return Mono.fromRunnable(() -> exchange.getExchange().getResponse().setStatusCode(this.httpStatusToReturn));
	}
Implementation of {@link ServerLogoutSuccessHandler#onLogoutSuccess(WebFilterExchange, Authentication)}. Sets the status
on the {@link WebFilterExchange}.

@param exchange The exchange
@param authentication The {@link Authentication}
@return A completion notification (success or error)