5/30 xiexiang

PAS/src/main/java/cn/cslg/pas/common/utils/ReadExcelUtils.java

@@ -0,0 +1,54 @@
+package cn.cslg.pas.common.utils;
+
+import cn.hutool.core.collection.IterUtil;
+import cn.hutool.poi.excel.ExcelUtil;
+import io.swagger.v3.oas.models.security.SecurityScheme;
+import org.apache.poi.hssf.usermodel.HSSFWorkbook;
+import org.apache.poi.ss.usermodel.Row;
+import org.apache.poi.ss.usermodel.Sheet;
+import org.apache.poi.ss.usermodel.Workbook;
+import org.apache.poi.xssf.usermodel.XSSFWorkbook;
+
+import java.io.*;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * @Author xiexiang
+ * @Date 2023/5/30
+ */
+public class ReadExcelUtils {
+
+    public static Map ReadExcelOneRow(String filePath, Integer row) {
+        Map<Object, Object> map = new HashMap<>();
+        //判断传入文件路径不为空
+        if(filePath == null && filePath == ""){
+            ThrowException.throwXiaoShiException("传入文件路径不存在");
+        }
+        File file = new File(filePath);
+        try {
+            InputStream inputStream = new FileInputStream(file);
+            //XSSFWorkbook可以处理xlsx文件
+            Workbook workbook = new XSSFWorkbook(inputStream);
+            //读取第几个sheet
+            Sheet sheet = workbook.getSheetAt(0);
+            //读取总行数
+            int rows = sheet.getPhysicalNumberOfRows();
+            if(rows - 1 <= row){
+                ThrowException.throwXiaoShiException("row超出Excel文档中数量");
+            }
+            Row firstRow = sheet.getRow(0);
+            Row needRow = sheet.getRow(row);
+            //读取第一行的时候会多读一列
+            Integer firstColumns = firstRow.getLastCellNum() - 0;
+            for(int i = 0; i < firstColumns; i++){
+                map.put(firstRow.getCell(i),needRow.getCell(i));
+            }
+        }  catch (IOException e) {
+            e.printStackTrace();
+        }
+        return map;
+    }
+}