微调

pqs-supervision/supervision-api/src/main/java/com/njcn/supervision/api/LineWarningFeignClient.java

@@ -0,0 +1,20 @@
+package com.njcn.supervision.api;
+
+import com.njcn.common.pojo.constant.ServerInfo;
+import com.njcn.common.pojo.response.HttpResult;
+import com.njcn.supervision.api.fallback.LineWarningFeignClientFallbackFactory;
+import org.springframework.cloud.openfeign.FeignClient;
+import org.springframework.web.bind.annotation.PostMapping;
+
+
+/**
+ * 流程实例 Api 接口
+ * @author xy
+ */
+@FeignClient(value = ServerInfo.SUPERVISION, path = "/onlineMonitor", fallbackFactory = LineWarningFeignClientFallbackFactory.class)
+public interface LineWarningFeignClient {
+
+    @PostMapping("/add")
+    HttpResult<String> add();
+
+}

pqs-supervision/supervision-api/src/main/java/com/njcn/supervision/api/fallback/LineWarningFeignClientFallbackFactory.java

@@ -0,0 +1,37 @@
+package com.njcn.supervision.api.fallback;
+
+import com.njcn.common.pojo.enums.response.CommonResponseEnum;
+import com.njcn.common.pojo.exception.BusinessException;
+import com.njcn.common.pojo.response.HttpResult;
+import com.njcn.supervision.api.LineWarningFeignClient;
+import com.njcn.supervision.utils.SupervisionEnumUtil;
+import feign.hystrix.FallbackFactory;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.stereotype.Component;
+
+/**
+ * @author denghuajun
+ * @version 1.0.0
+ * @date 2022/3/16
+ */
+@Slf4j
+@Component
+public class LineWarningFeignClientFallbackFactory implements FallbackFactory<LineWarningFeignClient> {
+    @Override
+    public LineWarningFeignClient create(Throwable throwable) {
+        //判断抛出异常是否为解码器抛出的业务异常
+        Enum<?> exceptionEnum = CommonResponseEnum.SERVICE_FALLBACK;
+        if (throwable.getCause() instanceof BusinessException) {
+            BusinessException businessException = (BusinessException) throwable.getCause();
+            exceptionEnum = SupervisionEnumUtil.getExceptionEnum(businessException.getResult());
+        }
+        Enum<?> finalExceptionEnum = exceptionEnum;
+        return new LineWarningFeignClient() {
+            @Override
+            public HttpResult<String> add() {
+                log.error("{}异常，降级处理，异常为：{}", "新增终端检测数据", throwable.toString());
+                throw new BusinessException(finalExceptionEnum);
+            }
+        };
+    }
+}