CsrfTokenRequestResolver (spring-security-docs 5.8.15 API)

All Known Subinterfaces:

CsrfTokenRequestHandler

All Known Implementing Classes:

CsrfTokenRequestAttributeHandler, XorCsrfTokenRequestAttributeHandler

Functional Interface:

This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.
```
@FunctionalInterface
public interface CsrfTokenRequestResolver
```
Implementations of this interface are capable of resolving the token value of a CsrfToken from the provided HttpServletRequest. Used by the CsrfFilter.

Since:

5.8

See Also:

CsrfTokenRequestAttributeHandler

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`java.lang.String`	`resolveCsrfTokenValue(javax.servlet.http.HttpServletRequest request, CsrfToken csrfToken)`	Returns the token value resolved from the provided `HttpServletRequest` and `CsrfToken` or `null` if not available.

- Method Detail
  - resolveCsrfTokenValue
```
java.lang.String resolveCsrfTokenValue(javax.servlet.http.HttpServletRequest request,
                                       CsrfToken csrfToken)
```
    Returns the token value resolved from the provided HttpServletRequest and CsrfToken or null if not available.
    
    Parameters:
    
    request - the HttpServletRequest being processed
    
    csrfToken - the CsrfToken created by the CsrfTokenRepository
    
    Returns:
    
    the token value resolved from the request