공공 키 기반 해석 jwt 영패 생성

import com.alibaba.fastjson.JSON;
import org.junit.Test;
import org.springframework.core.io.ClassPathResource;
import org.springframework.security.jwt.Jwt;
import org.springframework.security.jwt.JwtHelper;
import org.springframework.security.jwt.crypto.sign.RsaSigner;
import org.springframework.security.rsa.crypto.KeyStoreKeyFactory;

import java.security.KeyPair;
import java.security.interfaces.RSAPrivateKey;
import java.util.HashMap;
import java.util.Map;

public class CreateJwtTest {
    @Test
    public void createJwt(){
        // 1.      jwt
        //         ，
        ClassPathResource classPathResource = new ClassPathResource("xk.jks");
        //     ,         。
        String keyPass = "xk";
        //       
        KeyStoreKeyFactory factory = new KeyStoreKeyFactory(classPathResource, keyPass.toCharArray());
        // 2.        
        //     ，    
        String alias = "xk";
        String password = "xk";
        KeyPair keyPair = factory.getKeyPair(alias, password.toCharArray());
        //       RSA  
        RSAPrivateKey rsaPrivateKey = (RSAPrivateKey) keyPair.getPrivate();
        //   jwt
        Map<String, String> map = new HashMap<>();
        map.put("name","zhangsan");
        map.put("age","18");

        Jwt jwt = JwtHelper.encode(JSON.toJSONString(map), new RsaSigner(rsaPrivateKey));
        String encoded = jwt.getEncoded();
        System.out.println(encoded);
    }
}

public class ParseJwtTest {

    @Test
    public void parseJwt(){
        String jwt = "jwt  ";
        String publicKey = "  ";
        Jwt token = JwtHelper.decodeAndVerify(jwt, new RsaVerifier(publicKey));
        String claims = token.getClaims();
        System.out.println(claims);
    }
}