在spring boot中使用graphql进行身份验证

<dependency>
    <groupId>com.graphql-java-kickstart</groupId>
    <artifactId>graphql-spring-boot-starter</artifactId>
    <version>11.2.0</version>
</dependency>

@Component
public class GraphQLValidator implements DataFetcher<Boolean> {

    @Override
    public Boolean get(DataFetchingEnvironment environment) throws Exception {
        // 获取请求中的身份信息
        String token = environment.getArgument("token");

        // 执行身份验证逻辑，例如验证JWT
        boolean isValid = validateToken(token);

        return isValid;
    }

    private boolean validateToken(String token) {
        // 执行JWT验证逻辑
        // 返回验证结果
    }
}

directive @auth on FIELD_DEFINITION

type Query {
    getUser(id: ID!): User! @auth
}

@Configuration
public class GraphQLSchemaConfig {

    @Autowired
    private GraphQLValidator validator;

    @Bean
    public GraphQLSchemaProvider graphQLSchemaProvider() {
        return new DefaultGraphQLSchemaProvider() {
            @Override
            protected RuntimeWiring.Builder getRuntimeWiringBuilder() {
                RuntimeWiring.Builder builder = super.getRuntimeWiringBuilder();

                // 将验证器与需要验证的字段进行关联
                builder.directive("auth", new AuthDirectiveWiring(validator));

                return builder;
            }
        };
    }
}

@Autowired
private GraphQLTemplate graphQLTemplate;

public void getUser(String token) {
    String query = "query($token: String!) { getUser(id: 1) }";
    Map<String, Object> variables = new HashMap<>();
    variables.put("token", token);

    GraphQLResponse response = graphQLTemplate.postForEntity(query, null, variables);

    // 处理响应结果
}