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Make X509CertificateThumbprintValidator to be public and non-final class #17178

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Make X509CertificateThumbprintValidator to be public and non-final class #17178

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8 changes: 4 additions & 4 deletions ...main/java/org/springframework/security/oauth2/jwt/X509CertificateThumbprintValidator.java
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Original file line number Diff line number Diff line change
Expand Up @@ -50,15 +50,15 @@
* "https://datatracker.ietf.org/doc/html/rfc8705#section-3.1">3.1. JWT Certificate
* Thumbprint Confirmation Method</a>
*/
final class X509CertificateThumbprintValidator implements OAuth2TokenValidator<Jwt> {
public class X509CertificateThumbprintValidator implements OAuth2TokenValidator<Jwt> {

static final Supplier<X509Certificate> DEFAULT_X509_CERTIFICATE_SUPPLIER = new DefaultX509CertificateSupplier();
public static final Supplier<X509Certificate> DEFAULT_X509_CERTIFICATE_SUPPLIER = new DefaultX509CertificateSupplier();

private final Log logger = LogFactory.getLog(getClass());

private final Supplier<X509Certificate> x509CertificateSupplier;

X509CertificateThumbprintValidator(Supplier<X509Certificate> x509CertificateSupplier) {
public X509CertificateThumbprintValidator(Supplier<X509Certificate> x509CertificateSupplier) {
Assert.notNull(x509CertificateSupplier, "x509CertificateSupplier cannot be null");
this.x509CertificateSupplier = x509CertificateSupplier;
}
Expand Down Expand Up @@ -109,7 +109,7 @@ public OAuth2TokenValidatorResult validate(Jwt jwt) {
return OAuth2TokenValidatorResult.success();
}

static String computeSHA256Thumbprint(X509Certificate x509Certificate) throws Exception {
public static String computeSHA256Thumbprint(X509Certificate x509Certificate) throws Exception {
MessageDigest md = MessageDigest.getInstance("SHA-256");
byte[] digest = md.digest(x509Certificate.getEncoded());
return Base64.getUrlEncoder().withoutPadding().encodeToString(digest);
Expand Down