AuthorizationServerConfig.java

package com.santander.config;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.security.authentication.AuthenticationManager;
import org.springframework.security.oauth2.config.annotation.configurers.ClientDetailsServiceConfigurer;
import org.springframework.security.oauth2.config.annotation.web.configuration.AuthorizationServerConfigurerAdapter;
import org.springframework.security.oauth2.config.annotation.web.configuration.EnableAuthorizationServer;
import org.springframework.security.oauth2.config.annotation.web.configurers.AuthorizationServerEndpointsConfigurer;
import org.springframework.security.oauth2.provider.token.TokenStore;
import org.springframework.security.oauth2.provider.token.store.JwtAccessTokenConverter;
import org.springframework.security.oauth2.provider.token.store.JwtTokenStore;

@Configuration
@EnableAuthorizationServer
public class AuthorizationServerConfig extends AuthorizationServerConfigurerAdapter {

	@Autowired
	private AuthenticationManager authenticationManager;

	@Override
	public void configure(ClientDetailsServiceConfigurer clients) throws Exception {
		clients.inMemory().withClient("cliente").secret("cliente").scopes("read", "write")
				.authorizedGrantTypes("password").accessTokenValiditySeconds(1800);
	}

	@Override
	public void configure(AuthorizationServerEndpointsConfigurer endpoints) throws Exception {
		endpoints.tokenStore(tokenStore()).accessTokenConverter(accessTokenConverter())
				.authenticationManager(authenticationManager);
	}

	@Bean
	public JwtAccessTokenConverter accessTokenConverter() {
		JwtAccessTokenConverter accessTokenConverter = new JwtAccessTokenConverter();
		accessTokenConverter.setSigningKey("algaworks");
		return accessTokenConverter;
	}

	@Bean
	public TokenStore tokenStore() {
		return new JwtTokenStore(accessTokenConverter());
	}

}