JAVA工具类中调用service为null解决方法 2022-06-29 10:29:41 JAVA工具类中调用service为null解决方法1、工具类添加*@Component*注解2、代码中定义service@AutowiredprivateAssetService assetSV;privatestaticAssetService assetService;@PostConstructpublicvoidinit(){ assetService= assetSV;}3、调用service函数assetService.insertMonthlyList