导出 poi 批注
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package com.msb.action.expert;
import java.io.FileOutputStream;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.List;
import org.apache.poi.hssf.usermodel.HSSFRichTextString;
import org.apache.poi.ss.usermodel.Cell;
import org.apache.poi.ss.usermodel.CellStyle;
import org.apache.poi.ss.usermodel.Comment;
import org.apache.poi.ss.usermodel.Drawing;
import org.apache.poi.ss.usermodel.Sheet;
import org.apache.poi.xssf.usermodel.XSSFClientAnchor;
import org.apache.poi.xssf.usermodel.XSSFRichTextString;
import org.apache.poi.xssf.usermodel.XSSFWorkbook;
import org.apache.poi.ss.usermodel.Row;
public class TestExcel
{
/**
* @功能:手工构建一个简单格式的Excel
*/
private static List<Student> getStudent() throws Exception
{
List list = new ArrayList();
SimpleDateFormat df = new SimpleDateFormat("yyyy-mm-dd");
Student user1 = new Student(1, "张三", 16, df.parse("1997-03-12"));
Student user2 = new Student(2, "李四", 17, df.parse("1996-08-12"));
Student user3 = new Student(3, "王五", 26, df.parse("1985-11-12"));
list.add(user1);
list.add(user2);
list.add(user3);
return list;
}
public static void main(String[] args) throws Exception
{
// 第一步,创建一个webbook,对应一个Excel文件
XSSFWorkbook wb = new XSSFWorkbook();
// 第二步,在webbook中添加一个sheet,对应Excel文件中的sheet
Sheet sheet = wb.createSheet("学生表一");
// 第三步,在sheet中添加表头第0行,注意老版本poi对Excel的行数列数有限制short
Row row = sheet.createRow((int) 0);
// 第四步,创建单元格,并设置值表头 设置表头居中
CellStyle style = wb.createCellStyle();
style.setAlignment(CellStyle.ALIGN_CENTER); // 创建一个居中格式
Cell cell = row.createCell((short) 0);
cell.setCellValue("学号");
cell.setCellStyle(style);
cell = row.createCell((short) 1);
cell.setCellValue("姓名");
cell.setCellStyle(style);
cell = row.createCell((short) 2);
cell.setCellValue("年龄");
cell.setCellStyle(style);
cell = row.createCell((short) 3);
cell.setCellValue("生日");
cell.setCellStyle(style);
cell = row.createCell((short) 4);
cell.setCellValue("批注");
cell.setCellStyle(style);
// 第五步,写入实体数据 实际应用中这些数据从数据库得到,
List list = TestExcel.getStudent();
for (int i = 0; i < list.size(); i++)
{
row = sheet.createRow((int) i + 1);
Student stu = (Student) list.get(i);
// 第四步,创建单元格,并设置值
row.createCell((short) 0).setCellValue((double) stu.getId());
row.createCell((short) 1).setCellValue(stu.getName());
row.createCell((short) 2).setCellValue((double) stu.getAge());
cell = row.createCell((short) 3);
cell.setCellValue(new SimpleDateFormat("yyyy-mm-dd").format(stu
.getBirth()));
// 添加批注
Drawing draw1 = sheet.createDrawingPatriarch();
Comment ct1 = draw1.createCellComment(new XSSFClientAnchor(0, 0, 0,
0, (short) 3, 3, (short) 9, 10));
ct1.setString(new XSSFRichTextString("批注1"));
cell.setCellComment(ct1);
// 添加批注到 第四行,第四列
cell = row.createCell((short) 4);
// 添加批注
Drawing draw = sheet.createDrawingPatriarch();
Comment ct = draw.createCellComment(new XSSFClientAnchor(0, 0, 0,
0, (short) 3, 3, (short) 9, 10));
ct.setString(new XSSFRichTextString("批注"));
cell.setCellComment(ct);
}
// 第六步,将文件存到指定位置
try
{
FileOutputStream fout = new FileOutputStream(
"C:/Users/hhhxz/Desktop/students.xlsx");
wb.write(fout);
fout.close();
} catch (Exception e)
{
e.printStackTrace();
}
}
}
import java.io.FileOutputStream;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.List;
import org.apache.poi.hssf.usermodel.HSSFRichTextString;
import org.apache.poi.ss.usermodel.Cell;
import org.apache.poi.ss.usermodel.CellStyle;
import org.apache.poi.ss.usermodel.Comment;
import org.apache.poi.ss.usermodel.Drawing;
import org.apache.poi.ss.usermodel.Sheet;
import org.apache.poi.xssf.usermodel.XSSFClientAnchor;
import org.apache.poi.xssf.usermodel.XSSFRichTextString;
import org.apache.poi.xssf.usermodel.XSSFWorkbook;
import org.apache.poi.ss.usermodel.Row;
public class TestExcel
{
/**
* @功能:手工构建一个简单格式的Excel
*/
private static List<Student> getStudent() throws Exception
{
List list = new ArrayList();
SimpleDateFormat df = new SimpleDateFormat("yyyy-mm-dd");
Student user1 = new Student(1, "张三", 16, df.parse("1997-03-12"));
Student user2 = new Student(2, "李四", 17, df.parse("1996-08-12"));
Student user3 = new Student(3, "王五", 26, df.parse("1985-11-12"));
list.add(user1);
list.add(user2);
list.add(user3);
return list;
}
public static void main(String[] args) throws Exception
{
// 第一步,创建一个webbook,对应一个Excel文件
XSSFWorkbook wb = new XSSFWorkbook();
// 第二步,在webbook中添加一个sheet,对应Excel文件中的sheet
Sheet sheet = wb.createSheet("学生表一");
// 第三步,在sheet中添加表头第0行,注意老版本poi对Excel的行数列数有限制short
Row row = sheet.createRow((int) 0);
// 第四步,创建单元格,并设置值表头 设置表头居中
CellStyle style = wb.createCellStyle();
style.setAlignment(CellStyle.ALIGN_CENTER); // 创建一个居中格式
Cell cell = row.createCell((short) 0);
cell.setCellValue("学号");
cell.setCellStyle(style);
cell = row.createCell((short) 1);
cell.setCellValue("姓名");
cell.setCellStyle(style);
cell = row.createCell((short) 2);
cell.setCellValue("年龄");
cell.setCellStyle(style);
cell = row.createCell((short) 3);
cell.setCellValue("生日");
cell.setCellStyle(style);
cell = row.createCell((short) 4);
cell.setCellValue("批注");
cell.setCellStyle(style);
// 第五步,写入实体数据 实际应用中这些数据从数据库得到,
List list = TestExcel.getStudent();
for (int i = 0; i < list.size(); i++)
{
row = sheet.createRow((int) i + 1);
Student stu = (Student) list.get(i);
// 第四步,创建单元格,并设置值
row.createCell((short) 0).setCellValue((double) stu.getId());
row.createCell((short) 1).setCellValue(stu.getName());
row.createCell((short) 2).setCellValue((double) stu.getAge());
cell = row.createCell((short) 3);
cell.setCellValue(new SimpleDateFormat("yyyy-mm-dd").format(stu
.getBirth()));
// 添加批注
Drawing draw1 = sheet.createDrawingPatriarch();
Comment ct1 = draw1.createCellComment(new XSSFClientAnchor(0, 0, 0,
0, (short) 3, 3, (short) 9, 10));
ct1.setString(new XSSFRichTextString("批注1"));
cell.setCellComment(ct1);
// 添加批注到 第四行,第四列
cell = row.createCell((short) 4);
// 添加批注
Drawing draw = sheet.createDrawingPatriarch();
Comment ct = draw.createCellComment(new XSSFClientAnchor(0, 0, 0,
0, (short) 3, 3, (short) 9, 10));
ct.setString(new XSSFRichTextString("批注"));
cell.setCellComment(ct);
}
// 第六步,将文件存到指定位置
try
{
FileOutputStream fout = new FileOutputStream(
"C:/Users/hhhxz/Desktop/students.xlsx");
wb.write(fout);
fout.close();
} catch (Exception e)
{
e.printStackTrace();
}
}
}
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