集成restTemplate

README.md

@@ -59,9 +59,11 @@ SpringTask定时任务支持 | ✔
 docker容器化部署 | ✔
 配置区分生产和测试环境 | ✔
 ELK日志收集功能 | ✔
-RestTemplate服务间调用 |
-RabbitMq异步通信 |
+RabbitMq异步通信 | ✔
+RestTemplate服务间调用 | ✔
 SpringSecurity权限管理功能 |
+集成SpringCloud |
+集成SpringCloudSecurity |
 
 ### 使用工具
 

mall-demo/src/main/java/com/macro/mall/demo/config/RestTemplateConfig.java

+package com.macro.mall.demo.config;
+
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.web.client.RestTemplate;
+
+/**
+ * RestTemplate的配置
+ * Created by macro on 2018/9/18.
+ */
+@Configuration
+public class RestTemplateConfig {
+    @Bean
+    public RestTemplate restTemplate(){
+        return new RestTemplate();
+    }
+}

mall-demo/src/main/java/com/macro/mall/demo/controller/RestTemplateDemoController.java

+package com.macro.mall.demo.controller;
+
+import com.macro.mall.demo.dto.CommonResult;
+import com.macro.mall.model.PmsBrand;
+import io.swagger.annotations.Api;
+import io.swagger.annotations.ApiOperation;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.http.HttpEntity;
+import org.springframework.http.HttpHeaders;
+import org.springframework.http.MediaType;
+import org.springframework.http.ResponseEntity;
+import org.springframework.stereotype.Controller;
+import org.springframework.util.LinkedMultiValueMap;
+import org.springframework.util.MultiValueMap;
+import org.springframework.web.bind.annotation.*;
+import org.springframework.web.client.RestTemplate;
+import org.springframework.web.util.UriComponents;
+import org.springframework.web.util.UriComponentsBuilder;
+
+import java.util.HashMap;
+import java.util.Map;
+
+/**
+ * RestTemplate示例Controller
+ * Created by macro on 2018/9/17.
+ */
+@Api(value = "RestTemplateDemoController", description = "RestTemplate示例")
+@Controller
+@RequestMapping("/template")
+public class RestTemplateDemoController {
+    @Autowired
+    private RestTemplate restTemplate;
+    @Value("${host.mall.admin}")
+    private String HOST_MALL_ADMIN;
+
+    @ApiOperation("getForEntity url")
+    @RequestMapping(value = "/get/{id}", method = RequestMethod.GET)
+    @ResponseBody
+    public Object getForEntity(@PathVariable Long id) {
+        String url = HOST_MALL_ADMIN + "/brand/{id}";
+        ResponseEntity<CommonResult> responseEntity = restTemplate.getForEntity(url, CommonResult.class, id);
+        return responseEntity.getBody();
+    }
+
+    @ApiOperation("getForEntity params")
+    @RequestMapping(value = "/get2/{id}", method = RequestMethod.GET)
+    @ResponseBody
+    public Object getForEntity2(@PathVariable Long id) {
+        String url = HOST_MALL_ADMIN + "/brand/{id}";
+        Map<String, String> params = new HashMap<>();
+        params.put("id", String.valueOf(id));
+        ResponseEntity<CommonResult> responseEntity = restTemplate.getForEntity(url, CommonResult.class, params);
+        return responseEntity.getBody();
+    }
+
+    @ApiOperation("getForEntity Uri")
+    @RequestMapping(value = "/get3/{id}", method = RequestMethod.GET)
+    @ResponseBody
+    public Object getForEntity3(@PathVariable Long id) {
+        String url = HOST_MALL_ADMIN + "/brand/{id}";
+        UriComponents uriComponents = UriComponentsBuilder.fromUriString(url).build().expand(id).encode();
+        ResponseEntity<CommonResult> responseEntity = restTemplate.getForEntity(uriComponents.toUri(), CommonResult.class);
+        return responseEntity.getBody();
+    }
+
+    @ApiOperation("getForObject url")
+    @RequestMapping(value = "/get4/{id}", method = RequestMethod.GET)
+    @ResponseBody
+    public Object getForObject(@PathVariable Long id) {
+        String url = HOST_MALL_ADMIN + "/brand/{id}";
+        CommonResult commonResult = restTemplate.getForObject(url, CommonResult.class, id);
+        return commonResult;
+    }
+
+    @ApiOperation("postForEntity jsonBody")
+    @RequestMapping(value = "/post", method = RequestMethod.POST)
+    @ResponseBody
+    public Object postForEntity(@RequestBody PmsBrand brand) {
+        String url = HOST_MALL_ADMIN + "/brand/create";
+        ResponseEntity<CommonResult> responseEntity = restTemplate.postForEntity(url, brand, CommonResult.class);
+        return responseEntity.getBody();
+    }
+
+    @ApiOperation("postForEntity jsonBody")
+    @RequestMapping(value = "/post2", method = RequestMethod.POST)
+    @ResponseBody
+    public Object postForObject(@RequestBody PmsBrand brand) {
+        String url = HOST_MALL_ADMIN + "/brand/create";
+        CommonResult commonResult = restTemplate.postForObject(url, brand, CommonResult.class);
+        return commonResult;
+    }
+
+    @ApiOperation("postForEntity form")
+    @RequestMapping(value = "/post3", method = RequestMethod.POST)
+    @ResponseBody
+    public Object postForEntity3(@RequestParam String name) {
+        String url = HOST_MALL_ADMIN + "/productAttribute/category/create";
+        //设置头信息
+        HttpHeaders headers = new HttpHeaders();
+        headers.setContentType(MediaType.APPLICATION_FORM_URLENCODED);
+        //构造表单参数
+        MultiValueMap<String, String> params= new LinkedMultiValueMap<>();
+        params.add("name", name);
+        HttpEntity<MultiValueMap<String, String>> requestEntity = new HttpEntity<>(params, headers);
+        ResponseEntity<CommonResult> responseEntity = restTemplate.postForEntity(url, requestEntity, CommonResult.class);
+        return responseEntity.getBody();
+    }
+}

mall-demo/src/main/resources/application.properties

+#===server start===
+server.port=8082
+#===server end===
+
 #数据库连接池配置
 spring.datasource.url=jdbc:mysql://localhost:3306/mall
 spring.datasource.username=root
@@ -21,4 +25,8 @@ spring.thymeleaf.encoding=UTF-8
 spring.thymeleaf.content-type=text/html
 #开发时关闭缓存,不然没法看到实时页面
 spring.thymeleaf.cache=false
-#thymeleaf end
\ No newline at end of file
+#thymeleaf end
+
+#host 配置 start
+host.mall.admin=http://localhost:8080
+#host 配置 end
\ No newline at end of file