org.springframework.web.cors.reactive

Class CorsUtils

java.lang.Object

org.springframework.web.cors.reactive.CorsUtils

public abstract class CorsUtils
extends java.lang.Object

Utility class for CORS reactive request handling based on the CORS W3C recommendation.

Since:

5.0

Author:

Sebastien Deleuze

Constructor Summary

Constructors

Constructor and Description
CorsUtils()

Method Summary

Modifier and Type	Method and Description
private static int	getPort(java.lang.String scheme, int port)
static boolean	isCorsRequest(ServerHttpRequest request) Returns true if the request is a valid CORS one.
static boolean	isPreFlightRequest(ServerHttpRequest request) Returns true if the request is a valid CORS pre-flight one.
static boolean	isSameOrigin(ServerHttpRequest request) Check if the request is a same-origin one, based on Origin, and Host headers.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

CorsUtils

public CorsUtils()

Method Detail

isCorsRequest

public static boolean isCorsRequest(ServerHttpRequest request)

Returns true if the request is a valid CORS one.

isPreFlightRequest

public static boolean isPreFlightRequest(ServerHttpRequest request)

Returns true if the request is a valid CORS pre-flight one.

isSameOrigin

public static boolean isSameOrigin(ServerHttpRequest request)

Check if the request is a same-origin one, based on Origin, and Host headers.

Note: as of 5.1 this method ignores "Forwarded" and "X-Forwarded-*" headers that specify the client-originated address. Consider using the ForwardedHeaderFilter to extract and use, or to discard such headers.

Returns:

true if the request is a same-origin one, false in case of a cross-origin request

getPort

private static int getPort(@Nullable
                           java.lang.String scheme,
                           int port)