品牌模块功能添加

mall-admin/src/main/java/com/macro/mall/dto/CommonResult.java

@@ -0,0 +1,92 @@
+package com.macro.mall.dto;
+
+import com.github.pagehelper.PageInfo;
+
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * 通用返回对象
+ */
+public class CommonResult {
+    public static final int SUCCESS = 0;
+    public static final int FAILED = 1;
+    public static final int VALIDATE_FAILED = 2;
+    private int code;
+    private String message;
+    private Object data;
+
+    /**
+     * 普通成功返回
+     *
+     * @param data 获取的数据
+     */
+    public CommonResult success(Object data) {
+        this.code = SUCCESS;
+        this.message = "操作成功";
+        this.data = data;
+        return this;
+    }
+
+    /**
+     * 返回分页成功数据
+     */
+    public CommonResult pageSuccess(List data) {
+        PageInfo pageInfo = new PageInfo(data);
+        long totalPage = pageInfo.getTotal() / pageInfo.getPageSize();
+        Map<String, Object> result = new HashMap<>();
+        result.put("pageSize", pageInfo.getPageSize());
+        result.put("totalPage", totalPage);
+        result.put("pageNum", pageInfo.getPageNum());
+        result.put("list", pageInfo.getList());
+        this.code = SUCCESS;
+        this.message = "操作成功";
+        this.data = result;
+        return this;
+    }
+
+    /**
+     * 普通失败提示信息
+     */
+    public CommonResult failed() {
+        this.code = FAILED;
+        this.message = "操作失败";
+        return this;
+    }
+
+    /**
+     * 参数验证失败使用
+     *
+     * @param message 错误信息
+     */
+    public CommonResult validateFailed(String message) {
+        this.code = VALIDATE_FAILED;
+        this.message = message;
+        return this;
+    }
+
+    public int getCode() {
+        return code;
+    }
+
+    public void setCode(int code) {
+        this.code = code;
+    }
+
+    public String getMessage() {
+        return message;
+    }
+
+    public void setMessage(String message) {
+        this.message = message;
+    }
+
+    public Object getData() {
+        return data;
+    }
+
+    public void setData(Object data) {
+        this.data = data;
+    }
+}