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src/main/java/com/exception/GlobalExceptionHandler.java

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+package com.example.exception;
+
+import cn.hutool.log.Log;
+import cn.hutool.log.LogFactory;
+import com.example.common.Result;
+import com.example.common.ResultCode;
+import org.springframework.web.bind.annotation.ControllerAdvice;
+import org.springframework.web.bind.annotation.ExceptionHandler;
+import org.springframework.web.bind.annotation.ResponseBody;
+
+import javax.servlet.http.HttpServletRequest;
+
+@ControllerAdvice(basePackages="com.example.controller")
+public class GlobalExceptionHandler {
+
+    private static final Log log = LogFactory.get();
+
+
+    //统一异常处理@ExceptionHandler,主要用于Exception
+    @ExceptionHandler(Exception.class)
+    @ResponseBody//返回json串
+    public Result error(HttpServletRequest request, Exception e){
+        log.error("异常信息：",e);
+        return Result.error();
+    }
+
+    @ExceptionHandler(CustomException.class)
+    @ResponseBody//返回json串
+    public Result customError(HttpServletRequest request, CustomException e){
+        return Result.error(e.getCode(), e.getMsg());
+    }
+}