How to use

issuedAt

method

in

com.atlassian.jwt.core.writer.JsonSmartJwtJsonBuilder

public JsonSmartJwtJsonBuilder()
{
  issuedAt(TimeUtil.currentTimeSeconds());
  expirationTime(TimeUtil.currentTimePlusNSeconds(180)); // default JWT lifetime is 3 minutes
}

  @Nonnull
  public static String generateJwtToken(TenantContext tenantContext, HttpMethod httpMethod, final URL url) throws UnsupportedEncodingException {
    final long issuedAt = System.currentTimeMillis() / 1000L;
    final long expiresAt = issuedAt + 180L;

    JwtJsonBuilder jwtBuilder = new JsonSmartJwtJsonBuilder()
        .issuedAt(issuedAt)
        .expirationTime(expiresAt)
        .issuer(tenantContext.getKey());

    CanonicalHttpUriRequest canonical = new CanonicalHttpUriRequest(httpMethod.toString(),
        URLUtil.buildPath(url),
        "/", //Apparently no context is required so skip it.
        URLUtil.buildQueryValueMap(url));

    try {
      JwtClaimsBuilder.appendHttpRequestClaims(jwtBuilder, canonical);
    } catch (UnsupportedEncodingException | NoSuchAlgorithmException e) {
      log.error("Failed to append HTTP request claims", e);
    }

    JwtWriterFactory jwtWriterFactory = new NimbusJwtWriterFactory();
    String jwtbuilt = jwtBuilder.build();
    String jwtToken = jwtWriterFactory.macSigningWriter(SigningAlgorithm.HS256,
        tenantContext.getSharedSecret()).jsonToJwt(jwtbuilt);

    return jwtToken;
  }
}