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java中将数据导入excel,解决乱码,缺少jar包问题

2014-03-20 21:09 651 查看
package com.kane.util;

import java.io.FileOutputStream;

import java.util.ArrayList;

import java.util.List;

import javax.servlet.http.HttpServlet;

import org.apache.poi.hssf.usermodel.HSSFCell;

import org.apache.poi.hssf.usermodel.HSSFCellStyle;

import org.apache.poi.hssf.usermodel.HSSFRow;

import org.apache.poi.hssf.usermodel.HSSFSheet;

import org.apache.poi.hssf.usermodel.HSSFWorkbook;

import com.kane.pojo.Aircraft;

import com.kane.pojo.Nature;

public class CreateSimpleExcelToDisk

{
/**
* @功能:手工构建一个简单格式的Excel
*/
private static List<Aircraft> getStudent() throws Exception
{
List list = new ArrayList();

Aircraft a1 = new Aircraft();
a1.setName("张三");
a1.setEmail("123@qq.com");
a1.setPhone("13956027540");
a1.setFax("0551-2648951");
a1.setWww("www.kane.com");
Nature n1=new Nature();
n1.setNid(1);
n1.setNname("行业协会");
a1.setNature(n1);
a1.setCapital(1000);//以万元为单位
a1.setMainproduct("飞机");
a1.setAddress("上海市青浦区");
list.add(a1);
list.add(a1);

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
HSSFWorkbook wb = new HSSFWorkbook();
// 第二步,在webbook中添加一个sheet,对应Excel文件中的sheet
HSSFSheet sheet = wb.createSheet("航空航天调查表");
// 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
HSSFRow 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
HSSFCellStyle style = wb.createCellStyle();
style.setAlignment(HSSFCellStyle.ALIGN_CENTER); // 创建一个居中格式

HSSFCell cell = row.createCell((short) 0);
cell.setEncoding(HSSFCell.ENCODING_UTF_16);//解决中文乱码,每行都需要,正在找个类似AOP的解决办法
cell.setCellValue("名称");
cell.setCellStyle(style);
cell = row.createCell((short) 1);
cell.setCellValue("Email");
cell.setCellStyle(style);
cell = row.createCell((short) 2);
cell.setEncoding(HSSFCell.ENCODING_UTF_16);
cell.setCellValue("电话");
cell.setCellStyle(style);
cell = row.createCell((short) 3);
cell.setEncoding(HSSFCell.ENCODING_UTF_16);
cell.setCellValue("传真");
cell.setCellStyle(style);
cell = row.createCell((short) 4);
cell.setEncoding(HSSFCell.ENCODING_UTF_16);
cell.setCellValue("网址");
cell.setCellStyle(style);
cell = row.createCell((short) 5);
cell.setEncoding(HSSFCell.ENCODING_UTF_16);
cell.setCellValue("类型性质");
cell.setCellStyle(style);
cell = row.createCell((short) 6);
cell.setEncoding(HSSFCell.ENCODING_UTF_16);
cell.setCellValue("注册资金");
cell.setCellStyle(style);
cell = row.createCell((short) 7);
cell.setEncoding(HSSFCell.ENCODING_UTF_16);
cell.setCellValue("主要产品");
cell.setCellStyle(style);
cell = row.createCell((short) 8);
cell.setEncoding(HSSFCell.ENCODING_UTF_16);
cell.setCellValue("地址");
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 = CreateSimpleExcelToDisk.getStudent();

for (int i = 0; i < list.size(); i++)
{
row = sheet.createRow((int) i + 1);
Aircraft a = (Aircraft) list.get(i);
// 第四步,创建单元格,并设置值
HSSFCell cell2=row.createCell((short) 0);
cell2.setEncoding(HSSFCell.ENCODING_UTF_16);
cell2.setCellValue(a.getName());

row.createCell((short) 1).setCellValue(a.getEmail());
row.createCell((short) 2).setCellValue( a.getPhone());
row.createCell((short) 3).setCellValue( a.getFax());
row.createCell((short) 4).setCellValue( a.getWww());
row.createCell((short) 5).setCellValue( a.getNature().getNname());
row.createCell((short) 6).setCellValue( a.getCapital());
row.createCell((short) 7).setCellValue( a.getMainproduct());
row.createCell((short) 8).setCellValue( a.getAddress());
/*cell = row.createCell((short) 3);
cell.setCellValue(new SimpleDateFormat("yyyy-mm-dd").format(a
.getBirth()))*/;
}
// 第六步,将文件存到指定位置

try
{
FileOutputStream fout = new FileOutputStream("E:/kane.xls");
wb.write(fout);
fout.close();
}
catch (Exception e)
{
e.printStackTrace();
}
}
}

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