集成 Feign 接口化管理 Http请求(如短信,支付,推送等)

ruoyi-demo/src/main/java/com/ruoyi/demo/controller/FeignTestController.java

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+package com.ruoyi.demo.controller;
+
+import com.ruoyi.common.core.domain.AjaxResult;
+import com.ruoyi.demo.feign.FeignTestService;
+import lombok.RequiredArgsConstructor;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+@RequiredArgsConstructor(onConstructor_ = @Autowired)
+@RestController
+@RequestMapping("/feign/test")
+public class FeignTestController {
+
+    private final FeignTestService feignTestService;
+
+    @GetMapping("/search/{wd}")
+    public AjaxResult search(@PathVariable String wd) {
+        String search = feignTestService.search(wd);
+        return AjaxResult.success("操作成功",search);
+    }
+}

ruoyi-demo/src/main/java/com/ruoyi/demo/feign/FeignTestService.java

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+package com.ruoyi.demo.feign;
+
+import com.ruoyi.demo.feign.fallback.FeignTestFallback;
+import org.springframework.cloud.openfeign.FeignClient;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+
+@FeignClient(name = "baidu",url = "http://www.baidu.com",fallback = FeignTestFallback.class)
+public interface FeignTestService {
+
+    @GetMapping("/s")
+    String search(@RequestParam("wd") String wd);
+}

ruoyi-demo/src/main/java/com/ruoyi/demo/feign/fallback/FeignTestFallback.java

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+package com.ruoyi.demo.feign.fallback;
+
+
+import com.ruoyi.demo.feign.FeignTestService;
+
+public class FeignTestFallback implements FeignTestService {
+
+    @Override
+    public String search(String wd) {
+        return null;
+    }
+}

ruoyi-demo/src/main/java/com/ruoyi/demo/feign/fallback/package-info.java

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+package com.ruoyi.demo.feign.fallback;

ruoyi-demo/src/main/java/com/ruoyi/demo/feign/package-info.java

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+package com.ruoyi.demo.feign;