'commit'

src/main/java/com/dsideal/QingLong/Collect/Controller/CollectController.java

@@ -284,16 +284,37 @@ public class CollectController extends Controller {
             int colIdx = 0;
             for (Record record : list) {
                 boolean allow_blank = record.getBoolean("allow_blank");
+                XSSFCell cell = wb.getSheetAt(i).getRow(end_row).getCell(colIdx);
+
                 if (!allow_blank) {
                     //一行时，星号加在一行
                     //二行时，星号加在二行
-                    XSSFCell cell = wb.getSheetAt(i).getRow(end_row).getCell(colIdx);
                     if (StrKit.isBlank(cell.getStringCellValue())) {
                         cell = wb.getSheetAt(i).getRow(start_row).getCell(colIdx);
                     }
                     PoiUtil.addStar(wb, cell);
-                    PoiUtil.addComment(wb, cell, "此单元格内容必须输入！");
+                    PoiUtil.addComment(wb, cell, "此列内容必须输入！");
                 }
+
+//                int data_type_id = record.getInt("data_type_id");
+//                if (data_type_id == 2) {
+//                    if (!allow_blank) PoiUtil.addComment(wb, cell, "此列内容必须输入，并且需要输入整数！");
+//                    else PoiUtil.addComment(wb, cell, "此列需要输入整数！");
+//                }
+//                if (data_type_id == 3) {
+//                    if (!allow_blank) {
+//                        PoiUtil.addComment(wb, cell, "此列内容必须输入，并且需要输入小数！");
+//                    } else {
+//                        PoiUtil.addComment(wb, cell, "此列需要输入小数！");
+//                    }
+//                }
+//                if (data_type_id == 4) {
+//                    if (!allow_blank) {
+//                        PoiUtil.addComment(wb, cell, "此列内容必须输入，并且需要输入日期，格式为yyyy/mm/dd!");
+//                    } else {
+//                        PoiUtil.addComment(wb, cell, "此列需要输入日期，格式为yyyy/mm/dd!");
+//                    }
+//                }
                 colIdx++;
             }
         }
@@ -312,10 +333,16 @@ public class CollectController extends Controller {
                 //2	数值
                 //4	日期(年-月-日)
                 //3	数值(小数)
-//                int data_type_id = record.getInt("data_type_id");
-//                if (data_type_id == 2) PoiUtil.setIntegerStyle(wb, i, colIdx, data_start_row, data_start_row + 20000);
-//                if (data_type_id == 3) PoiUtil.setFloatStyle(wb, i, colIdx, data_start_row, data_start_row + 20000);
-//                if (data_type_id == 4) PoiUtil.setDateStyle(wb, i, colIdx, data_start_row, data_start_row + 20000);
+                int data_type_id = record.getInt("data_type_id");
+                if (data_type_id == 2) {
+                    PoiUtil.setIntegerStyle(wb, i, colIdx, data_start_row, data_start_row + 20000);
+                }
+                if (data_type_id == 3) {
+                    PoiUtil.setFloatStyle(wb, i, colIdx, data_start_row, data_start_row + 20000);
+                }
+                if (data_type_id == 4) {
+                    PoiUtil.setDateStyle(wb, i, colIdx, data_start_row, data_start_row + 20000);
+                }
                 colIdx++;
             }
         }

src/main/java/com/dsideal/QingLong/Util/PoiUtil.java

@@ -1,11 +1,14 @@
 package com.dsideal.QingLong.Util;
 
+import org.apache.poi.hssf.usermodel.HSSFCellStyle;
+import org.apache.poi.hssf.usermodel.HSSFDataFormat;
 import org.apache.poi.ss.usermodel.*;
 import org.apache.poi.ss.usermodel.DateUtil;
 import org.apache.poi.ss.util.CellRangeAddress;
 import org.apache.poi.ss.util.CellRangeAddressList;
 import org.apache.poi.xssf.usermodel.*;
 
+import java.io.*;
 import java.text.SimpleDateFormat;
 import java.util.*;
 
@@ -283,23 +286,21 @@ public class PoiUtil {
      * @param firstRow
      * @param lastRow
      */
-    public static void setIntegerStyle(Workbook wb, int sheetIdx, int colIdx, int firstRow, int lastRow) {
-        // 设置整数类型的样式
-        CellStyle integerStyle = wb.createCellStyle();
-        integerStyle.setDataFormat((short) BuiltinFormats.getBuiltinFormat("0")); // 设置为整数类型
-
-        for (int i = firstRow; i <= lastRow; i++) {
-            Row row = wb.getSheetAt(sheetIdx).getRow(i);
-            if (row == null) row=wb.getSheetAt(sheetIdx).createRow(i);
-            // 设置整数类型的值
-            Cell integerCell = row.getCell(colIdx);
-            if (integerCell == null) {
-                integerCell = row.createCell(colIdx);
-            }
-            integerCell.setCellStyle(integerStyle); // 应用整数类型的样式
-        }
+    public static void setIntegerStyle(XSSFWorkbook wb, int sheetIdx, int colIdx, int firstRow, int lastRow) {
+        XSSFSheet sheet = wb.getSheetAt(sheetIdx);
+        XSSFDataValidationHelper dvHelper = new XSSFDataValidationHelper(sheet);
+        XSSFDataValidationConstraint dvConstraint = (XSSFDataValidationConstraint) dvHelper.createNumericConstraint(
+                DataValidationConstraint.ValidationType.INTEGER, XSSFDataValidationConstraint.OperatorType.BETWEEN,
+                String.valueOf(Integer.MIN_VALUE), String.valueOf(Integer.MAX_VALUE)
+        );
+        CellRangeAddressList addressList = new CellRangeAddressList(firstRow, lastRow, colIdx, colIdx);
+        XSSFDataValidation validation = (XSSFDataValidation) dvHelper.createValidation(dvConstraint, addressList);
+        validation.setSuppressDropDownArrow(false);
+        validation.setShowErrorBox(true);
+        sheet.addValidationData(validation);
     }
 
+
     /**
      * 功能：设置浮点数类型格式
      *
@@ -309,20 +310,18 @@ public class PoiUtil {
      * @param firstRow
      * @param lastRow
      */
-    public static void setFloatStyle(Workbook wb, int sheetIdx, int colIdx, int firstRow, int lastRow) {
-        // 设置浮点数类型的样式
-        CellStyle floatStyle = wb.createCellStyle();
-        floatStyle.setDataFormat((short) BuiltinFormats.getBuiltinFormat("0.00")); // 设置为浮点数类型，保留两位小数
-        for (int i = firstRow; i <= lastRow; i++) {
-            Row row = wb.getSheetAt(sheetIdx).getRow(i);
-            if (row == null) row=wb.getSheetAt(sheetIdx).createRow(i);
-            // 设置浮点数类型的值
-            Cell floatCell = row.getCell(colIdx);
-            if (floatCell == null) {
-                floatCell = row.createCell(colIdx);
-            }
-            floatCell.setCellStyle(floatStyle); // 应用浮点数类型的样式
-        }
+    public static void setFloatStyle(XSSFWorkbook wb, int sheetIdx, int colIdx, int firstRow, int lastRow) {
+        XSSFSheet sheet = wb.getSheetAt(sheetIdx);
+        XSSFDataValidationHelper dvHelper = new XSSFDataValidationHelper(sheet);
+        XSSFDataValidationConstraint dvConstraint = (XSSFDataValidationConstraint) dvHelper.createNumericConstraint(
+                DataValidationConstraint.ValidationType.DECIMAL, XSSFDataValidationConstraint.OperatorType.BETWEEN,
+                String.valueOf(Float.MIN_VALUE), String.valueOf(Float.MAX_VALUE)
+        );
+        CellRangeAddressList addressList = new CellRangeAddressList(firstRow, lastRow, colIdx, colIdx);
+        XSSFDataValidation validation = (XSSFDataValidation) dvHelper.createValidation(dvConstraint, addressList);
+        validation.setSuppressDropDownArrow(false);
+        validation.setShowErrorBox(true);
+        sheet.addValidationData(validation);
     }
 
     /**
@@ -334,19 +333,32 @@ public class PoiUtil {
      * @param firstRow
      * @param lastRow
      */
-    public static void setDateStyle(Workbook wb, int sheetIdx, int colIdx, int firstRow, int lastRow) {
-        // 设置日期类型的样式
-        CellStyle dateStyle = wb.createCellStyle();
-        dateStyle.setDataFormat(wb.getCreationHelper().createDataFormat().getFormat("yyyy-mm-dd")); // 设置为日期类型，格式为yyyy-mm-dd
-        for (int i = firstRow; i <= lastRow; i++) {
-            Row row = wb.getSheetAt(sheetIdx).getRow(i);
-            if (row == null) row=wb.getSheetAt(sheetIdx).createRow(i);
-            // 设置日期类型的值
-            Cell dateCell = row.getCell(colIdx);
-            if (dateCell == null) {
-                dateCell = row.createCell(colIdx);
-            }
-            dateCell.setCellStyle(dateStyle); // 应用日期类型的样式
-        }
+    public static void setDateStyle(XSSFWorkbook wb, int sheetIdx, int colIdx, int firstRow, int lastRow) {
+        XSSFSheet sheet = wb.getSheetAt(sheetIdx);
+        XSSFDataValidationHelper dvHelper = new XSSFDataValidationHelper(sheet);
+        DataValidationConstraint dvConstraint = dvHelper
+                .createDateConstraint(DataValidationConstraint.OperatorType.BETWEEN, "date(1900,1,1)", "date(2099,12,31)", "yyyy/MM/dd");
+        CellRangeAddressList addressList = new CellRangeAddressList(firstRow, lastRow, colIdx, colIdx);
+        XSSFDataValidation validation = (XSSFDataValidation) dvHelper.createValidation(dvConstraint, addressList);
+        validation.setSuppressDropDownArrow(false);
+        validation.setShowErrorBox(true);
+        sheet.addValidationData(validation);
+    }
+
+    public static void main(String[] args) throws IOException {
+        InputStream is = new FileInputStream("D:\\dsWork\\QingLong\\src\\main\\resource\\Excel\\sheet.xlsx");
+        XSSFWorkbook wb = new XSSFWorkbook(is);
+
+        setIntegerStyle(wb, 0, 2, 0, 20000);
+
+        setFloatStyle(wb, 0, 3, 0, 20000);
+
+        setDateStyle(wb,0,4,0,20000);
+        //保存
+        FileOutputStream fileOut = new FileOutputStream("D:\\dsWork\\QingLong\\src\\main\\resource\\Excel\\b61a2af2-223f-4058-a675-b212e4dd9487_finish.xlsx");
+        wb.write(fileOut);
+        //关闭Excel
+        wb.close();
+
     }
 }