JwtConfiguration.java

spring-boot/src/main/java/com/tutego/ch_09/security/JwtConfiguration.java

package com.tutego.ch_09.security;

import com.nimbusds.jose.JOSEException;
import com.nimbusds.jose.jwk.JWKSet;
import com.nimbusds.jose.jwk.RSAKey;
import com.nimbusds.jose.jwk.source.ImmutableJWKSet;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.security.oauth2.jwt.JwtDecoder;
import org.springframework.security.oauth2.jwt.JwtEncoder;
import org.springframework.security.oauth2.jwt.NimbusJwtDecoder;
import org.springframework.security.oauth2.jwt.NimbusJwtEncoder;

@Configuration
public class JwtConfiguration {

    @Bean
    public JwtEncoder jwtEncoder(RSAKey rsaKey) {
        return new NimbusJwtEncoder(new ImmutableJWKSet<>(new JWKSet(rsaKey)));
    }

    @Bean
    public JwtDecoder jwtDecoder(RSAKey rsaKey) throws JOSEException {
        return NimbusJwtDecoder.withPublicKey(rsaKey.toRSAPublicKey()).build();
    }

}