Examples with JweEncrypterImpl org.gluu.oxauth.model.jwe.JweEncrypterImpl used on opensource projects

Example 6 with JweEncrypterImpl

use of org.gluu.oxauth.model.jwe.JweEncrypterImpl in project oxAuth by GluuFederation.

the class JwtState method getEncodedJwt.

public String getEncodedJwt(JSONObject jwks) throws Exception {
    String encodedJwt = null;
    if (keyEncryptionAlgorithm != null && blockEncryptionAlgorithm != null) {
        JweEncrypterImpl jweEncrypter;
        if (cryptoProvider != null && jwks != null) {
            PublicKey publicKey = cryptoProvider.getPublicKey(keyId, jwks, null);
            jweEncrypter = new JweEncrypterImpl(keyEncryptionAlgorithm, blockEncryptionAlgorithm, publicKey);
        } else {
            jweEncrypter = new JweEncrypterImpl(keyEncryptionAlgorithm, blockEncryptionAlgorithm, sharedKey.getBytes(Util.UTF8_STRING_ENCODING));
        }
        String header = ClientUtil.toPrettyJson(headerToJSONObject());
        String encodedHeader = Base64Util.base64urlencode(header.getBytes(Util.UTF8_STRING_ENCODING));
        String claims = ClientUtil.toPrettyJson(payloadToJSONObject());
        String encodedClaims = Base64Util.base64urlencode(claims.getBytes(Util.UTF8_STRING_ENCODING));
        Jwe jwe = new Jwe();
        jwe.setHeader(new JwtHeader(encodedHeader));
        jwe.setClaims(new JwtClaims(encodedClaims));
        jweEncrypter.encrypt(jwe);
        encodedJwt = jwe.toString();
    } else {
        if (cryptoProvider == null) {
            throw new Exception("The Crypto Provider cannot be null.");
        }
        JSONObject headerJsonObject = headerToJSONObject();
        JSONObject payloadJsonObject = payloadToJSONObject();
        String headerString = ClientUtil.toPrettyJson(headerJsonObject);
        String payloadString = ClientUtil.toPrettyJson(payloadJsonObject);
        String encodedHeader = Base64Util.base64urlencode(headerString.getBytes(Util.UTF8_STRING_ENCODING));
        String encodedPayload = Base64Util.base64urlencode(payloadString.getBytes(Util.UTF8_STRING_ENCODING));
        String signingInput = encodedHeader + "." + encodedPayload;
        String encodedSignature = cryptoProvider.sign(signingInput, keyId, sharedKey, signatureAlgorithm);
        encodedJwt = encodedHeader + "." + encodedPayload + "." + encodedSignature;
    }
    return encodedJwt;
}