web/src/main/java/org/springframework/security/web/authentication/ui/DefaultLogoutPageGeneratingFilter.java
public void setResolveHiddenInputs(
			Function<HttpServletRequest, Map<String, String>> resolveHiddenInputs) {
		Assert.notNull(resolveHiddenInputs, "resolveHiddenInputs cannot be null");
		this.resolveHiddenInputs = resolveHiddenInputs;
	}
public void setResolveHiddenInputs(
			Function<HttpServletRequest, Map<String, String>> resolveHiddenInputs) {
		Assert.notNull(resolveHiddenInputs, "resolveHiddenInputs cannot be null");
		this.resolveHiddenInputs = resolveHiddenInputs;
	}
Sets a Function used to resolve a Map of the hidden inputs where the key is the
name of the input and the value is the value of the input. Typically this is used
to resolve the CSRF token.
@param resolveHiddenInputs the function to resolve the inputs