CorsUtils (Spring Framework 5.2.12.RELEASE API)

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.
从以下版本开始:
4.2
作者:
Sebastien Deleuze

构造器概要
构造器
构造器说明
CorsUtils()

方法概要

所有方法静态方法具体方法
修饰符和类型	方法	说明
`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 {code OPTIONS} method with `Origin` and `Access-Control-Request-Method` headers presence.

从类继承的方法 java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- 构造器详细资料
  - CorsUtils
```
public CorsUtils()
```
- 方法详细资料
  - 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 {code OPTIONS} method with Origin and Access-Control-Request-Method headers presence.