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[ELY-2610] migrate getAccessTokenHash method to AtValidator class. #2001

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Oct 12, 2023
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[ELY-2610] migrate getAccessTokenHash method to AtValidator class. #2001

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23 changes: 12 additions & 11 deletions http/oidc/src/main/java/org/wildfly/security/http/oidc/TokenValidator.java
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Original file line number Diff line number Diff line change
Expand Up @@ -274,6 +274,18 @@ public ErrorCodeValidator.Error validate(JwtContext jwtContext) throws Malformed
}
return null;
}

private static String getAccessTokenHash(String accessTokenString, String jwsAlgorithm) throws NoSuchAlgorithmException {
byte[] inputBytes = accessTokenString.getBytes(StandardCharsets.UTF_8);
String javaAlgName = getJavaAlgorithmForHash(jwsAlgorithm);
MessageDigest md = MessageDigest.getInstance(javaAlgName);
md.update(inputBytes);
byte[] hash = md.digest();
int hashLength = hash.length / 2;
byte[] hashInput = Arrays.copyOf(hash, hashLength); // leftmost half of the hash
return ByteIterator.ofBytes(hashInput).base64Encode(BASE64_URL, false).drainToString();
}

}

private static class TypeValidator implements ErrorCodeValidator {
Expand All @@ -297,17 +309,6 @@ public ErrorCodeValidator.Error validate(JwtContext jwtContext) throws Malformed
}
}

private static String getAccessTokenHash(String accessTokenString, String jwsAlgorithm) throws NoSuchAlgorithmException {
byte[] inputBytes = accessTokenString.getBytes(StandardCharsets.UTF_8);
String javaAlgName = getJavaAlgorithmForHash(jwsAlgorithm);
MessageDigest md = MessageDigest.getInstance(javaAlgName);
md.update(inputBytes);
byte[] hash = md.digest();
int hashLength = hash.length / 2;
byte[] hashInput = Arrays.copyOf(hash, hashLength); // leftmost half of the hash
return ByteIterator.ofBytes(hashInput).base64Encode(BASE64_URL, false).drainToString();
}

public static class VerifiedTokens {

private final AccessToken accessToken;
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