Java Jwts.builder方法代碼示例

import io.jsonwebtoken.Jwts; //導入方法依賴的package包/類
@Override
public TokenDto generate(final String username, final String password) {
    if (StringUtils.isBlank(username) || StringUtils.isBlank(password)) {
        throw new BadCredentialsException("Input data can't be empty.");
    }
    final User user = userService.findByUsername(username);

    validateInputPassword(user.getPassword(), password);

    final Map<String, Object> tokenData = new HashMap<>();
    tokenData.put("username", user.getUsername());
    tokenData.put("password", user.getPassword());
    tokenData.put("create_date", LocalDateTime.now());
    final JwtBuilder jwtBuilder = Jwts.builder();
    jwtBuilder.setClaims(tokenData);
    final Calendar calendar = Calendar.getInstance();
    calendar.add(Calendar.MINUTE, expirationTime);
    jwtBuilder.setExpiration(calendar.getTime());
    final String token = jwtBuilder.signWith(SignatureAlgorithm.HS512, secretKey).compact();
    return new TokenDto(token, mapper.map(user, UserDto.class));
}
 

import io.jsonwebtoken.Jwts; //導入方法依賴的package包/類
/**
 * Creates a new JWT for the specified principal. Token is signed using
 * the SecretKey with an HMAC 256 algorithm.
 *
 * @param principal the Principal to create the token for
 * @return a String representation of the generated token
 * @since 1.0.0
 */
public String createToken(Principal principal) {
    final Date today = new Date();
    final JwtBuilder jwtBuilder = Jwts.builder();
    jwtBuilder.setSubject(principal.getName());
    jwtBuilder.setIssuer("Alpine");
    jwtBuilder.setIssuedAt(today);
    jwtBuilder.setExpiration(addDays(today, 7));
    return jwtBuilder.signWith(SignatureAlgorithm.HS256, key).compact();
}
 

import io.jsonwebtoken.Jwts; //導入方法依賴的package包/類
private static JwtBuilder createJWT(String id, String subject, String issuer, long timeToLiveMs) {

		long nowMs = System.currentTimeMillis();
		Date now = new Date(nowMs);

		JwtBuilder builder = Jwts.builder();
		builder.setIssuedAt(now);

		if (id != null) {
			builder.setId(id);
		}

		if (subject != null) {
			builder.setSubject(subject);
		}

		if (issuer != null) {
			builder.setIssuer(issuer);
		}

		if (timeToLiveMs >= 0) {
			long expireMs = nowMs + timeToLiveMs;
			builder.setExpiration(new Date(expireMs));
		}

		return builder;

	}
 

import io.jsonwebtoken.Jwts; //導入方法依賴的package包/類
public static String generate(String shopperId, Integer validitySeconds) throws IOException {

        JwtBuilder builder = Jwts.builder();
        String apiKey = Lightrail.apiKey;
        String secret = Lightrail.clientSecret;

        if (apiKey == null)
            throw new BadParameterException("Lightrail.apiKey is not set.");
        if (secret == null)
            throw new BadParameterException("Lightrail.clientSecret is not set.");

        String payload = apiKey.substring(apiKey.indexOf(".") + 1);
        payload = payload.substring(0, payload.indexOf("."));

        payload = new String(new BASE64Decoder().decodeBuffer(payload));
        JsonObject jsonObject = new Gson().fromJson(payload, JsonObject.class);
        String gui = jsonObject.get("g").getAsJsonObject().get("gui").getAsString();

        Map<String, Object> claims = new HashMap<String, Object>();
        Long iat = System.currentTimeMillis()/1000;
        claims.put("iat", iat);
        claims.put("shopperId", shopperId);

        Map<String, Object> gClaims = new HashMap<String, Object>();
        gClaims.put("gui", gui);
        claims.put("g", gClaims);

        if (validitySeconds != null) {
            Long exp = iat + validitySeconds;
            claims.put("exp", exp);
        }
        return builder.setClaims(claims)
                .setHeaderParam("typ", "JWT")
                .signWith(SignatureAlgorithm.HS256, secret.getBytes("UTF-8"))
                .compact();
    }
 

import io.jsonwebtoken.Jwts; //導入方法依賴的package包/類
@Override
public String getToken(final String username, final String password) {
    if (username == null || password == null) {
        return null;
    }
    final User user = (User) userDetailsService.loadUserByUsername(username);
    Map<String, Object> tokenData = new HashMap<>();
    if (password.equals(user.getPassword())) {
        tokenData.put("clientType", "user");
        tokenData.put("userID", user.getId());
        tokenData.put("username", user.getUsername());
        tokenData.put("token_create_date", LocalDateTime.now());
        Calendar calendar = Calendar.getInstance();
        calendar.add(Calendar.MINUTE, tokenExpirationTime);
        tokenData.put("token_expiration_date", calendar.getTime());
        JwtBuilder jwtBuilder = Jwts.builder();
        jwtBuilder.setExpiration(calendar.getTime());
        jwtBuilder.setClaims(tokenData);
        return jwtBuilder.signWith(SignatureAlgorithm.HS512, tokenKey).compact();

    } else {
        throw new ServiceException("Authentication error", this.getClass().getName());
    }
}
 

import io.jsonwebtoken.Jwts; //導入方法依賴的package包/類
private String modifyTokenExpirationTime(final String token) {
    final Jws<Claims> tokenData = Jwts.parser().setSigningKey(secretKey).parseClaimsJws(token);
    final JwtBuilder jwtBuilder = Jwts.builder();
    final Calendar calendar = Calendar.getInstance();

    jwtBuilder.setClaims(tokenData.getBody());
    calendar.add(Calendar.MILLISECOND, 1);
    jwtBuilder.setExpiration(calendar.getTime());
    return jwtBuilder.signWith(SignatureAlgorithm.HS512, secretKey).compact();
}