common: 修改请求公共处理（controller方法中无返回结果时，默认返GlobalResult类型；返回为字符串时，设置默认的content-type类型为json）

virtual-patient-common/src/main/java/com/supervision/config/ResponseConfig.java

@@ -1,11 +1,13 @@
 package com.supervision.config;
 
+import cn.hutool.core.collection.CollectionUtil;
 import cn.hutool.json.JSONUtil;
 import com.supervision.domain.GlobalResult;
 import com.supervision.exception.BusinessException;
 import com.supervision.exception.HumanException;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.core.MethodParameter;
+import org.springframework.http.HttpHeaders;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.converter.HttpMessageConverter;
@@ -47,13 +49,17 @@ public class ResponseConfig implements ResponseBodyAdvice<Object> {
 
 
         if (Objects.isNull(o)) {
-            return JSONUtil.toJsonStr(GlobalResult.ok(null, "success"));
+            return GlobalResult.ok(null, "success");
         }
         if (o instanceof GlobalResult) {
             return o;
         }
         // 对于String类型的返回值需要进行特殊处理
         if (o instanceof String) {
+            HttpHeaders headers = serverHttpResponse.getHeaders();
+            if (CollectionUtil.isEmpty(headers.get("Content-Type"))){
+                headers.set("Content-Type","application/json");
+            }
             return JSONUtil.toJsonStr(GlobalResult.ok(o, "success"));
         }
         return GlobalResult.ok(o, "success");