org.springframework.web.cors

## Class CorsUtils

- java.lang.Object
- - org.springframework.web.cors.CorsUtils

-     public abstract class CorsUtils
      extends Object

  Utility class for CORS request handling based on the CORS W3C recommendation.
  Since:
    4.2
  Author:
    Sebastien Deleuze

- - ### Constructor Summary

    Constructors
    Constructor and Description
    `CorsUtils()`

  - ### Method Summary

    All Methods Static Methods Concrete Methods
    Modifier and Type | Method and Description
    --- | ---
    `static boolean` | `isCorsRequest(HttpServletRequest request)` Returns `true` if the request is a valid CORS one by checking `Origin` header presence and ensuring that origins are different.
    `static boolean` | `isPreFlightRequest(HttpServletRequest request)` Returns `true` if the request is a valid CORS pre-flight one by checking `OPTIONS` method with `Origin` and `Access-Control-Request-Method` headers presence.

    - ### 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(HttpServletRequest request)

      Returns `true` if the request is a valid CORS one by checking `Origin` header presence and ensuring that origins are different.

    - #### isPreFlightRequest

          public static boolean isPreFlightRequest(HttpServletRequest request)

      Returns `true` if the request is a valid CORS pre-flight one by checking `OPTIONS` method with `Origin` and `Access-Control-Request-Method` headers presence.