Java Code Examples for com.nimbusds.jose.JWSObject#sign()

public String getSignedContent(String content) {
    Payload contentPayload = new Payload(content);

    try {
        RSASSASigner rsa = new RSASSASigner((RSAPrivateKey) clientJwk);
        JWSAlgorithm alg = JWSAlgorithm.RS256;
        JWSHeader header = new JWSHeader.Builder(alg)
            .keyID(clientJwk.getKeyID())
            .build();
        JWSObject jws = new JWSObject(header, contentPayload);
        jws.sign(rsa);
        return jws.serialize();
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
}
 

public String sign(String algorithm, String kid, String keyStr, String dataToSign) {
    try {

        Key key = getKey(algorithm, keyStr);

        JWSHeader.Builder jwsBuilder = new JWSHeader.Builder("HS256".equals(algorithm) ? JWSAlgorithm.HS256 : JWSAlgorithm.RS256);
        jwsBuilder.keyID(kid);

        JWSHeader signingHeader = jwsBuilder.build();
        JWSSigner signer = "HS256".equals(algorithm) ? new MACSigner(key.getEncoded()) : new RSASSASigner((RSAPrivateKey) key);
        JWSObject jwsObject = new JWSObject(signingHeader, new Payload(dataToSign));
        jwsObject.sign(signer);
        checkObject(jwsObject);

        String parts[] = jwsObject.serialize().split("\\.");

        return "{\"protected\":\"" + parts[0] + "\", \"payload\":\"" + parts[1] + "\", \"signature\":\"" + parts[2] + "\"}";

    } catch (Exception e) {
        throw new CryptoException("Exception signing data: " + e.getMessage(), e);
    }
}
 

public static String createTokenRSA( PrivateKey privateKey, String claimJson )
{
    try
    {
        JWSSigner signer = new RSASSASigner( ( RSAPrivateKey ) privateKey );

        Payload pl = new Payload( claimJson );
        JWSObject jwsObject = new JWSObject( new JWSHeader( JWSAlgorithm.RS256 ), pl );

        jwsObject.sign( signer );

        return jwsObject.serialize();
    }
    catch ( Exception e )
    {
        LOG.error( "Error creating RSA token", e.getMessage() );

        return "";
    }
}
 

default String createToken(Object userId) {
    try {
        JWTClaimsSet.Builder builder = new JWTClaimsSet.Builder();

        builder.issuer(getIssuer());
        builder.subject(userId.toString());
        builder.issueTime(new Date());
        builder.notBeforeTime(new Date());
        builder.expirationTime(new Date(new Date().getTime() + getExpirationDate()));
        builder.jwtID(UUID.randomUUID().toString());

        JWTClaimsSet claimsSet = builder.build();
        JWSHeader header = new JWSHeader(JWSAlgorithm.HS256);

        Payload payload = new Payload(claimsSet.toJSONObject());

        JWSObject jwsObject = new JWSObject(header, payload);

        JWSSigner signer = new MACSigner(getSharedKey());
        jwsObject.sign(signer);
        return jwsObject.serialize();
    } catch (JOSEException ex) {
        return null;
    }
}
 

@Test
public void validToken() throws JOSEException, ParseException {
    JWTClaimsSet jwtClaims = getJWTClaimsSet("issuer", "subject", new Date(), new Date(), new Date(new Date().getTime() + 100000));

    JWSHeader header = new JWSHeader(JWSAlgorithm.HS256);

    Payload payload = new Payload(jwtClaims.toJSONObject());

    JWSObject jwsObject = new JWSObject(header, payload);

    JWSSigner signer = new MACSigner(sharedKey);
    jwsObject.sign(signer);
    String token = jwsObject.serialize();

    SignedJWT signed = SignedJWT.parse(token);
    JWSVerifier verifier = new MACVerifierExtended(sharedKey, signed.getJWTClaimsSet());
    signed.verify(verifier);

    Assert.assertTrue("Must be valid", signed.verify(verifier));
}
 

@Test
public void invalidTokenNotBeforeTime() throws JOSEException, ParseException {
    JWTClaimsSet jwtClaims = getJWTClaimsSet("issuer", "subject", new Date(), new Date(new Date().getTime() + 100000), new Date(new Date().getTime() + 200000));

    JWSHeader header = new JWSHeader(JWSAlgorithm.HS256);

    Payload payload = new Payload(jwtClaims.toJSONObject());

    JWSObject jwsObject = new JWSObject(header, payload);

    JWSSigner signer = new MACSigner(sharedKey);
    jwsObject.sign(signer);
    String token = jwsObject.serialize();

    SignedJWT signed = SignedJWT.parse(token);
    JWSVerifier verifier = new MACVerifierExtended(sharedKey, signed.getJWTClaimsSet());
    signed.verify(verifier);

    Assert.assertFalse("Must be invalid", signed.verify(verifier));
}
 

@Test
public void invalidTokenExpirationTime() throws JOSEException, ParseException {
    JWTClaimsSet jwtClaims = getJWTClaimsSet("issuer", "subject", new Date(), new Date(), new Date());

    JWSHeader header = new JWSHeader(JWSAlgorithm.HS256);

    Payload payload = new Payload(jwtClaims.toJSONObject());

    JWSObject jwsObject = new JWSObject(header, payload);

    JWSSigner signer = new MACSigner(sharedKey);
    jwsObject.sign(signer);
    String token = jwsObject.serialize();

    SignedJWT signed = SignedJWT.parse(token);
    JWSVerifier verifier = new MACVerifierExtended(sharedKey, signed.getJWTClaimsSet());
    signed.verify(verifier);

    Assert.assertFalse("Must be invalid", signed.verify(verifier));
}
 

public static JWToken issue(String subject, String keyId, PrivateKey privateKey, Long expires) throws JOSEException {

        JSONObject payload = new JSONObject();
        JWSHeader header = new JWSHeader(JWSAlgorithm.RS256, JOSEObjectType.JWT, null, null, null, null, null, null, null, null, keyId, null, null);
        payload.put("sub", subject);
        payload.put("exp", expires);
        JWSObject jwsObject = new JWSObject(header, new Payload(payload));
        jwsObject.sign(new RSASSASigner(privateKey));
        return new JWToken(jwsObject.serialize());
    }
 

/**
 * 生成token，该方法只在用户登录成功后调用
 * 
 * @param Map集合，可以存储用户id，token生成时间，token过期时间等自定义字段
 * @return token字符串,若失败则返回null
 */
public static String createToken(Map<String, Object> payload) {
	String tokenString=null;
	// 创建一个 JWS object
	JWSObject jwsObject = new JWSObject(header, new Payload(new JSONObject(payload)));
	try {
		// 将jwsObject 进行HMAC签名
		jwsObject.sign(new MACSigner(SECRET));
		tokenString=jwsObject.serialize();
	} catch (JOSEException e) {
		System.err.println("签名失败:" + e.getMessage());
		e.printStackTrace();
	}
	return tokenString;
}
 

@Override
protected void service(HttpServletRequest request, HttpServletResponse response)
    throws IOException, ServletException {

  if (shared_key == null || subdomain == null)
    throw new ServletException("Zendesk is not configured.");
  // Given a user instance
  // Compose the JWT claims set
  JWTClaimsSet jwtClaims = new JWTClaimsSet();
  jwtClaims.setIssueTime(new Date());
  jwtClaims.setJWTID(UUID.randomUUID().toString());
  Subject subject = EnvironmentContext.getCurrent().getSubject();
  jwtClaims.setCustomClaim("name", getName());
  jwtClaims.setCustomClaim("email", subject.getUserName());
  // Create JWS header with HS256 algorithm
  JWSHeader header = new JWSHeader(JWSAlgorithm.HS256);
  JWSObject jwsObject = new JWSObject(header, new Payload(jwtClaims.toJSONObject()));
  // Create HMAC signer
  JWSSigner signer = new MACSigner(shared_key.getBytes());
  try {
    jwsObject.sign(signer);
  } catch (JOSEException e) {
    String msg = String.format("Error signing JWT: %s", e.getMessage());
    LOG.warn(msg);
    response.sendError(500, msg);
  }
  // Serialise to JWT compact form
  String jwtString = jwsObject.serialize();
  String redirectUrl = "https://" + subdomain + ".zendesk.com/access/jwt?jwt=" + jwtString;
  response.sendRedirect(redirectUrl);
}
 

public static JWSObject newJWSObject(JWTUser user) throws JOSEException {
	JWSSigner signer = new MACSigner(JWT.SHARED_SECRET);
	JWSObject jwsObject = new JWSObject(new JWSHeader(JWSAlgorithm.HS256), new Payload(user));
	jwsObject.sign(signer);
	return jwsObject;
}
 

/**
 * Sign JWS object with a given private key.
 *
 * @param jws object to be signed
 * @param key key to sign object with
 * @throws JOSEException invalid key provided
 */
public static void signJwt(JWSObject jws, ECPrivateKey key) throws JOSEException {
    jws.sign(new ECDSASigner(key, ECKey.Curve.P_384));
}