添加全局异常处理校验

mall-common/src/main/java/com/macro/mall/common/api/CommonResult.java

@@ -45,6 +45,15 @@ public class CommonResult<T> {
         return new CommonResult<T>(errorCode.getCode(), errorCode.getMessage(), null);
     }
 
+    /**
+     * 失败返回结果
+     * @param errorCode 错误码
+     * @param message 错误信息
+     */
+    public static <T> CommonResult<T> failed(IErrorCode errorCode,String message) {
+        return new CommonResult<T>(errorCode.getCode(), message, null);
+    }
+
     /**
      * 失败返回结果
      * @param message 提示信息

mall-common/src/main/java/com/macro/mall/common/exception/ApiException.java

@@ -0,0 +1,32 @@
+package com.macro.mall.common.exception;
+
+import com.macro.mall.common.api.IErrorCode;
+
+/**
+ * 自定义API异常
+ * Created by macro on 2020/2/27.
+ */
+public class ApiException extends RuntimeException {
+    private IErrorCode errorCode;
+
+    public ApiException(IErrorCode errorCode) {
+        super(errorCode.getMessage());
+        this.errorCode = errorCode;
+    }
+
+    public ApiException(String message) {
+        super(message);
+    }
+
+    public ApiException(Throwable cause) {
+        super(cause);
+    }
+
+    public ApiException(String message, Throwable cause) {
+        super(message, cause);
+    }
+
+    public IErrorCode getErrorCode() {
+        return errorCode;
+    }
+}

mall-common/src/main/java/com/macro/mall/common/exception/Asserts.java

@@ -0,0 +1,17 @@
+package com.macro.mall.common.exception;
+
+import com.macro.mall.common.api.IErrorCode;
+
+/**
+ * 断言处理类，用于抛出各种API异常
+ * Created by macro on 2020/2/27.
+ */
+public class Asserts {
+    public static void fail(String message) {
+        throw new ApiException(message);
+    }
+
+    public static void fail(IErrorCode errorCode) {
+        throw new ApiException(errorCode);
+    }
+}

mall-common/src/main/java/com/macro/mall/common/exception/GlobalExceptionHandler.java

@@ -0,0 +1,23 @@
+package com.macro.mall.common.exception;
+
+import com.macro.mall.common.api.CommonResult;
+import org.springframework.web.bind.annotation.ControllerAdvice;
+import org.springframework.web.bind.annotation.ExceptionHandler;
+import org.springframework.web.bind.annotation.ResponseBody;
+
+/**
+ * 全局异常处理
+ * Created by macro on 2020/2/27.
+ */
+@ControllerAdvice
+public class GlobalExceptionHandler {
+
+    @ResponseBody
+    @ExceptionHandler(value = ApiException.class)
+    public CommonResult handle(ApiException e) {
+        if (e.getErrorCode() != null) {
+            return CommonResult.failed(e.getErrorCode());
+        }
+        return CommonResult.failed(e.getMessage());
+    }
+}