更新

src/main/java/com/keymobile/rest/common/utils/DataFileUtil.java

@@ -18,82 +18,42 @@ import java.util.regex.Pattern;
 
 public class DataFileUtil {
 
-    private static final String fileName = "D:\\workspace\\record-demo\\origin\\补录系统excel拆分java代码\\数据和模板文件\\excel拆分导入文件2.txt";
+    public static void main(String[] args) {
 
-
-    public static void main(String[] args) throws FileNotFoundException {
-
-//        XSSFWorkbook book;
-//        XSSFSheet sheet;
-//        JSONArray jsons;
-//        XSSFRow row;
-//
-//        try {
-//            InputStream is = new FileInputStream(new File("D:\\workspace\\record-demo\\origin\\补录系统excel拆分java代码\\数据和模板文件\\excel拆分导入文件.xlsx"));
-//
-//            book = new XSSFWorkbook(is);
-//
-//            sheet = book.getSheetAt(0);
-//
-//            jsons = new JSONArray();
-//            for (int i = 1; i < sheet.getLastRowNum(); i++) {
-//                row = sheet.getRow(i);
-//                if (row != null) {
-//                    JSONObject json = new JSONObject();
-//                    //对于纯数字内容要做这一操作
-//                    row.getCell(0).setCellType(Cell.CELL_TYPE_STRING);
-//                    row.getCell(1).setCellType(Cell.CELL_TYPE_STRING);
-//                    row.getCell(2).setCellType(Cell.CELL_TYPE_STRING);
-//                    json.put("进程数", row.getCell(0).getStringCellValue());
-//                    json.put("基准板", row.getCell(1).getStringCellValue());
-//                    json.put("优化比", row.getCell(2).getStringCellValue());
-//                    jsons.add(json);
-//                }
-//            }
-//
-//            System.out.println(jsons.toJSONString());
-//            book.close();
-//        } catch (FileNotFoundException e) {
-//            // TODO 自动生成的 catch 块
-//            e.printStackTrace();
-//        } catch (IOException e) {
-//            // TODO 自动生成的 catch 块
-//            e.printStackTrace();
-//        }
-        File file = new File(fileName);
-        List objects = new ArrayList();
-        int dataAt = 3;
-        //读取文件
-        BufferedReader br = null;
-        StringBuffer sb = null;
+        XSSFWorkbook book;
+        XSSFSheet sheet;
+        JSONArray jsons;
+        XSSFRow row;
         try {
-            br = new BufferedReader(new InputStreamReader(new FileInputStream(file), "utf-8")); //这里可以控制编码
-            sb = new StringBuffer();
-            String line = null;
-            int count = 0;
-            while ((line = br.readLine()) != null) {
-                count++;
-                if (count < dataAt) {
-                    continue;
-                }
-                sb.append(line);
-                String[] data = line.toString().split("\\s+");
-                objects.add(data);
-            }
-
-        } catch (Exception e) {
+            InputStream is = new FileInputStream(new File("D:\\workspace\\record-demo\\origin\\补录系统excel拆分java代码\\数据和模板文件\\excel拆分导入文件.xlsx"));
+            book = new XSSFWorkbook(is);
+            sheet = book.getSheetAt(0);
+            jsons = new JSONArray();
+            for (int i = 1; i < sheet.getLastRowNum(); i++) {
+                row = sheet.getRow(i);
+                if (row != null) {
+                    JSONObject json = new JSONObject();
+                    //对于纯数字内容要做这一操作
+                    row.getCell(0).setCellType(Cell.CELL_TYPE_STRING);
+                    row.getCell(1).setCellType(Cell.CELL_TYPE_STRING);
+                    row.getCell(2).setCellType(Cell.CELL_TYPE_STRING);
+                    json.put("进程数", row.getCell(0).getStringCellValue());
+                    json.put("基准板", row.getCell(1).getStringCellValue());
+                    json.put("优化比", row.getCell(2).getStringCellValue());
+                    jsons.add(json);
+                }
+            }
+            System.out.println(jsons.toJSONString());
+            book.close();
+        } catch (FileNotFoundException e) {
+            // TODO 自动生成的 catch 块
             e.printStackTrace();
-        } finally {
-            try {
-                br.close();
-            } catch (Exception e) {
+        } catch (IOException e) {
+            // TODO 自动生成的 catch 块
             e.printStackTrace();
         }
     }
 
-
-    }
-
     public static Object convertDatToJson(MultipartFile file, int dataAt) {
         List ArrList = new ArrayList();
         //读取文件
@@ -175,7 +135,7 @@ public class DataFileUtil {
      *
      * @param file
      */
-    public static void delteTempFile(File file) {
+    public static void deleteTempFile(File file) {
         if (file != null) {
             File del = new File(file.toURI());
             del.delete();

src/main/java/com/keymobile/rest/controller/TemplateController.java

@@ -129,6 +129,7 @@ public class TemplateController {
     @PostMapping(value = "/excel/getDatData")
     public Object getDatData(MultipartFile file, int dataAt) {
         CommonValidator.notNull(file, "文件不能为空");
+        CommonValidator.notLessThan(dataAt, 0, "dataAt不能小于0");
         return DataFileUtil.convertDatToJson(file, dataAt);
     }