我希望使用Nimbus Jose + Jwt库开发/创建一个带有RSA的 JWT。我想使用以下版本
4.23这将创建令牌值，并且一旦创建令牌，它将从中提取声明。请帮忙解释一下代码。
答案 0 :(得分：1)
你走了。今天是13日至8月16日，当然这不是最新的依赖，今天最新的依赖是import java.security.KeyFactory;
import java.security.KeyPair;
import java.security.KeyPairGenerator;
import java.security.NoSuchAlgorithmException;
import java.security.interfaces.RSAPrivateKey;
import java.security.interfaces.RSAPublicKey;
import java.security.spec.InvalidKeySpecException;
import java.security.spec.RSAPrivateKeySpec;
import java.security.spec.RSAPublicKeySpec;
import java.text.ParseException;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import java.util.UUID;
import com.nimbusds.jose.EncryptionMethod;
import com.nimbusds.jose.JOSEException;
import com.nimbusds.jose.JWEAlgorithm;
import com.nimbusds.jose.JWEHeader;
import com.nimbusds.jose.crypto.RSADecrypter;
import com.nimbusds.jose.crypto.RSAEncrypter;
import com.nimbusds.jwt.EncryptedJWT;
import com.nimbusds.jwt.JWTClaimsSet;
public class JWTNimbusDemo {
public static void main(String[] args) {
KeyPairGenerator keyPairGenerator;
try {
keyPairGenerator = KeyPairGenerator.getInstance("RSA");
keyPairGenerator.initialize(1024);
// generate the key pair
KeyPair keyPair = keyPairGenerator.genKeyPair();
// create KeyFactory and RSA Keys Specs
KeyFactory keyFactory = KeyFactory.getInstance("RSA");
RSAPublicKeySpec publicKeySpec = keyFactory.getKeySpec(keyPair.getPublic(), RSAPublicKeySpec.class);
RSAPrivateKeySpec privateKeySpec = keyFactory.getKeySpec(keyPair.getPrivate(), RSAPrivateKeySpec.class);
// generate (and retrieve) RSA Keys from the KeyFactory using Keys Specs
RSAPublicKey publicRsaKey = (RSAPublicKey) keyFactory.generatePublic(publicKeySpec);
RSAPrivateKey privateRsaKey = (RSAPrivateKey) keyFactory.generatePrivate(privateKeySpec);
JWTClaimsSet claimsSet = new JWTClaimsSet();
claimsSet.setIssuer("https://my-auth-server.com");
claimsSet.setSubject("John Kerr");
claimsSet.setAudience(getAudience());
claimsSet.setExpirationTime(new Date(new Date().getTime() + 1000*60*10));
claimsSet.setNotBeforeTime(new Date());
claimsSet.setJWTID(UUID.randomUUID().toString());
System.out.println("--------------------------");
System.out.println("Claim Set : \n"+claimsSet.toJSONObject());
// create the JWT header and specify:
// RSA-OAEP as the encryption algorithm
// 128-bit AES/GCM as the encryption method
JWEHeader header = new JWEHeader(JWEAlgorithm.RSA_OAEP, EncryptionMethod.A128GCM);
// create the EncryptedJWT object
EncryptedJWT jwt = new EncryptedJWT(header, claimsSet);
// create an RSA encrypter with the specified public RSA key
RSAEncrypter encrypter = new RSAEncrypter(publicRsaKey);
// do the actual encryption
jwt.encrypt(encrypter);
// serialize to JWT compact form
String jwtString = jwt.serialize();
System.out.println("\nJwt Compact Form : "+jwtString);
// in order to read back the data from the token using your private RSA key:
// parse the JWT text string using EncryptedJWT object
jwt = EncryptedJWT.parse(jwtString);
// create a decrypter with the specified private RSA key
RSADecrypter decrypter = new RSADecrypter(privateRsaKey);
// do the decryption
jwt.decrypt(decrypter);
// print out the claims
System.out.println("===========================================================");
System.out.println("Issuer: [ " + jwt.getJWTClaimsSet().getIssuer() + "]");
System.out.println("Subject: [" + jwt.getJWTClaimsSet().getSubject()+ "]");
System.out.println("Audience size: [" + jwt.getJWTClaimsSet().getAudience().size()+ "]");
System.out.println("Expiration Time: [" + jwt.getJWTClaimsSet().getExpirationTime()+ "]");
System.out.println("Not Before Time: [" + jwt.getJWTClaimsSet().getNotBeforeTime()+ "]");
System.out.println("Issue At: [" + jwt.getJWTClaimsSet().getIssueTime()+ "]");
System.out.println("JWT ID: [" + jwt.getJWTClaimsSet().getJWTID()+ "]");
System.out.println("===========================================================");
} catch (NoSuchAlgorithmException | InvalidKeySpecException | JOSEException | ParseException e) {
System.out.println(e.getMessage());
}
}
private static List<String> getAudience(){
List<String> audience = new ArrayList<>();
audience.add("https://my-web-app.com");
audience.add("https://your-web-app.com");
return audience;
}
}
。我们应该重构代码以使其工作。将很快发布逻辑。
outer apply