spring-http-interface

settings.gradle

@@ -28,3 +28,4 @@ include 'json-utils'
 include 'spring-data-envers-conditional'
 include 'spring-data-jdbc-client'
 include 'spring-rest-client'
+include 'spring-http-interface'

spring-http-interface/build.gradle

@@ -0,0 +1,5 @@
+dependencies {
+    implementation('org.springframework.boot:spring-boot-starter-web')
+    testImplementation 'org.springframework.boot:spring-boot-starter-test'
+    testImplementation 'org.junit.vintage:junit-vintage-engine'
+}

spring-http-interface/src/main/java/cn/springcamp/spring/httpinterface/Application.java

@@ -0,0 +1,27 @@
+package cn.springcamp.spring.httpinterface;
+
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.CommandLineRunner;
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@Slf4j
+@SpringBootApplication
+public class Application implements CommandLineRunner {
+
+    @Autowired
+    private MyService myService;
+
+    public static void main(String[] args) {
+        SpringApplication.run(Application.class, args);
+    }
+
+    @Override
+    public void run(String... args) {
+        log.info("get data: {}", myService.getData("myHeader"));
+        log.info("get data by id: {}", myService.getData(1L));
+        log.info("save data: {}", myService.saveData(new MyData(1L, "test")));
+        log.info("delete data by id: {}", myService.deleteData(1L));
+    }
+}

spring-http-interface/src/main/java/cn/springcamp/spring/httpinterface/MyClientConfig.java

@@ -0,0 +1,19 @@
+package cn.springcamp.spring.httpinterface;
+
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.web.client.RestClient;
+import org.springframework.web.client.support.RestClientAdapter;
+import org.springframework.web.service.invoker.HttpServiceProxyFactory;
+
+@Configuration
+public class MyClientConfig {
+    @Bean
+    MyService myService() {
+        RestClient restClient = RestClient.builder().baseUrl("https://httpbin.org").build();
+        RestClientAdapter adapter = RestClientAdapter.create(restClient);
+        HttpServiceProxyFactory factory = HttpServiceProxyFactory.builderFor(adapter).build();
+
+        return factory.createClient(MyService.class);
+    }
+}

spring-http-interface/src/main/java/cn/springcamp/spring/httpinterface/MyData.java

@@ -0,0 +1,4 @@
+package cn.springcamp.spring.httpinterface;
+
+public record MyData(Long id, String name) {
+}

spring-http-interface/src/main/java/cn/springcamp/spring/httpinterface/MyService.java

@@ -0,0 +1,23 @@
+package cn.springcamp.spring.httpinterface;
+
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RequestHeader;
+import org.springframework.web.service.annotation.DeleteExchange;
+import org.springframework.web.service.annotation.GetExchange;
+import org.springframework.web.service.annotation.PostExchange;
+
+public interface MyService {
+    @GetExchange("/anything")
+    String getData(@RequestHeader("MY-HEADER") String headerName);
+
+    @GetExchange("/anything/{id}")
+    String getData(@PathVariable long id);
+
+    @PostExchange("/anything")
+    String saveData(@RequestBody MyData data);
+
+    @DeleteExchange("/anything/{id}")
+    ResponseEntity<Void> deleteData(@PathVariable long id);
+}