fix:Excel文件加载问题

src/main/java/cn/com/poc/common/utils/DocumentLoad.java

@@ -2,6 +2,8 @@ package cn.com.poc.common.utils;
 
 import cn.com.yict.framemax.core.i18n.I18nMessageException;
 import cn.hutool.core.io.FileUtil;
+import com.alibaba.excel.EasyExcel;
+import com.alibaba.excel.read.builder.ExcelReaderBuilder;
 import io.github.furstenheim.*;
 import org.apache.pdfbox.io.RandomAccessBufferedFileInputStream;
 import org.apache.pdfbox.pdfparser.PDFParser;
@@ -34,6 +36,7 @@ import java.net.URL;
 import java.net.URLConnection;
 import java.nio.file.Files;
 import java.util.Iterator;
+import java.util.LinkedHashMap;
 import java.util.List;
 
 public class DocumentLoad {
@@ -48,33 +51,22 @@ public class DocumentLoad {
     public static String excelToMarkdown(File file) {
         try {
             FileInputStream inputStream = new FileInputStream(file);
-            Workbook workbook = new XSSFWorkbook(inputStream);
-            Sheet sheet = workbook.getSheetAt(0);
-
-            Iterator<Row> rowIterator = sheet.iterator();
-
+            List<Object> objects = EasyExcel.read(inputStream)
+                    .sheet()
+                    .doReadSync();
             StringBuilder markdown = new StringBuilder();
-
-            while (rowIterator.hasNext()) {
-                Row row = rowIterator.next();
-                Iterator<Cell> cellIterator = row.iterator();
-
-                while (cellIterator.hasNext()) {
-                    Cell cell = cellIterator.next();
-                    if (cell.getCellType() == CellType.STRING) {
-                        markdown.append("| ").append(cell.getStringCellValue());
-                    } else if (cell.getCellType() == CellType.NUMERIC) {
-                        markdown.append("| ").append(cell.getNumericCellValue());
-                    } else {
-                        markdown.append("| ").append("");
-                    }
+            int rowCount = objects.size();
+            for (int i = 0; i < rowCount; i++) {
+                LinkedHashMap linkedHashMap = (LinkedHashMap) objects.get(i);
+                int cellCount = linkedHashMap.size();
+                for (int j = 0; j < cellCount; j++) {
+                    markdown.append("| ").append(linkedHashMap.get(j));
                 }
                 markdown.append("|\n");
             }
 
             // 添加Markdown表格分隔线
             markdown.insert(0, "|\n|--|--|\n");
-            workbook.close();
             inputStream.close();
             return markdown.toString();
         } catch (IOException e) {