问通过Spring oauth2身份验证获取暴雪开发者Api的访问权限

EN

@Configuration
@EnableOAuth2Client
public class OAuth2Configuration {



    @Bean
    public OAuth2ProtectedResourceDetails oauth2ProtectedResourceDetails(){

        AuthorizationCodeResourceDetails details = new AuthorizationCodeResourceDetails();
        details.setClientId("clientid");
        details.setAccessTokenUri("https://us.battle.net/oauth/token");
        details.setClientSecret("clientsecret");
        details.setGrantType("client_credentials");
        return details;
    }



    @Bean
    public OAuth2RestTemplate oauth2RestTemplate(OAuth2ClientContext oauth2ClientContext,
                                                 OAuth2ProtectedResourceDetails details) {

        return new OAuth2RestTemplate(details, oauth2ClientContext);
    }
}

@Service
public class WoWItemClient {


    @Autowired
    private RestTemplate restTemplate;

    public Item getItems(){
        String uri = "https://eu.api.blizzard.com/data/wow/item/19019";


        String result = restTemplate.getForObject(uri, String.class);
        System.out.println(result);
        return null;
    }


}

Unable to obtain a new access token for resource 'null'. The provider manager is not configured to support it.