'commit'

dsBase/src/main/java/com/dsideal/base/Tools/DataTransformer.java

@@ -2,6 +2,7 @@ package com.dsideal.base.Tools;
 
 import cn.hutool.poi.excel.ExcelReader;
 import cn.hutool.poi.excel.ExcelUtil;
+import cn.hutool.poi.excel.ExcelWriter;
 
 import java.io.File;
 import java.util.*;
@@ -22,30 +23,46 @@ public class DataTransformer {
 
         // 读取Excel数据
         ExcelReader reader = ExcelUtil.getReader(file);
+        // 创建一个ExcelWriter对象，初始化时会创建一个空的Excel文件
+        ExcelWriter writer = ExcelUtil.getWriter("D:\\example.xlsx");
 
         //表头
         List<List<Object>> read = reader.read(0, 0);//第0行是表头
         for (int i = 0; i < reader.getColumnCount(); i++) {
             colNames[cl++] = read.getFirst().get(i).toString();
         }
+        // 写入表头
+        List<String> header = new ArrayList<>();
+        for (int cNum : fixedColumns) {
+            String cName = colNames[cNum];//列名
+            header.add(cName);
+        }
+        header.add("类型");
+        header.add("数量");
+        writer.writeHeadRow(header);
+
         //数据
         List<List<Object>> data = reader.read(1, reader.getRowCount());//从第1行读取到最后一行
         for (List<Object> row : data) {
             //拆分每一行的数据
             for (int i = 0; i < reader.getColumnCount(); i++) {
                 if (!fixedColumns.contains(i)) {//非fixedColumns列进行枚举
+
+                    List<String> rowData = new ArrayList<>();
                     //输出固定列的名称和值
                     for (int cNum : fixedColumns) {
-                        String cName = colNames[cNum];//列名
                         String value = row.get(cNum).toString();//列值
-                        System.out.print(cName + ":" + value + " ");
+                        rowData.add(value);
                     }
                     String cName = colNames[i];//列名
                     String value = row.get(i).toString();
-                    System.out.print(cName + ":" + value);
-                    System.out.println();
+                    rowData.add(cName);
+                    rowData.add(value);
+                    writer.writeRow(rowData);
                 }
             }
         }
+        writer.close();
+        System.out.println("恭喜，EXCEL文件成功生成！");
     }
 }