在公司的很多业务中需要做成报表的形式,在市场有很多开源的Java框架,例如POI、JXL等,下面我们结合SpringMVC框架,来实现报表导出功能
首先在项目的lib目录下面加入poi-3.7.jar
核心工具类：
import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.UnsupportedEncodingException;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.List;
import java.util.Map;
import javax.servlet.ServletOutputStream;
import javax.servlet.http.HttpServletResponse;
import org.apache.poi.hssf.usermodel.HSSFCell;
import org.apache.poi.hssf.usermodel.HSSFCellStyle;
import org.apache.poi.hssf.usermodel.HSSFFont;
import org.apache.poi.hssf.usermodel.HSSFRow;
import org.apache.poi.hssf.usermodel.HSSFSheet;
import org.apache.poi.hssf.usermodel.HSSFWorkbook;
import org.apache.poi.ss.usermodel.CellStyle;
import org.apache.poi.ss.usermodel.Font;
import org.apache.poi.ss.usermodel.IndexedColors;
import com.caiyi.cast.bean.UserCash;
import com.rbc.util.MathUtil;
public class ExcelUtils {
private static SimpleDateFormat sdf_detail = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
private static SimpleDateFormat sdf = new SimpleDateFormat("yyyyMMddHHmmss");
public static void BuildForExcelUtil(HttpServletResponse response,
List<Object> list,String typeName,String fileName) throws UnsupportedEncodingException, IOException {
ByteArrayOutputStream os = new ByteArrayOutputStream();
try {
ExcelUtils.createWorkBook(list,typeName).write(os);
} catch (IOException e) {
e.printStackTrace();
}
byte[] content = os.toByteArray();
InputStream is = new ByteArrayInputStream(content);
// 设置response参数，可以打开下载页面
response.reset();
response.setContentType("application/vnd.ms-excel;charset=utf-8");
String filename = fileName + sdf.format(new Date()) + ".xls";
response.setHeader("Content-Disposition", "attachment;filename="+ new String(filename.getBytes(), "iso-8859-1"));
ServletOutputStream out = response.getOutputStream();
BufferedInputStream bis = null;
BufferedOutputStream bos = null;
try {
bis = new BufferedInputStream(is);
bos = new BufferedOutputStream(out);
byte[] buff = new byte[2048];
int bytesRead;
// Simple read/write loop.
while (-1 != (bytesRead = bis.read(buff, 0, buff.length))) {
bos.write(buff, 0, bytesRead);
}
} catch (final IOException e) {
throw e;
} finally {
if (bis != null)
bis.close();
if (bos != null)
bos.close();
}
}
/**
* 组织excel
* @param list
* @return
*/
@SuppressWarnings("unchecked")
public static HSSFWorkbook createWorkBook(List<Object> list,String typeName) {
// 第一步，创建一个webbook，对应一个Excel文件
HSSFWorkbook wb = new HSSFWorkbook();
// 创建两种单元格格式
HSSFCellStyle cs = wb.createCellStyle();
HSSFCellStyle cs2 = wb.createCellStyle();
// 创建两种字体
HSSFFont f = wb.createFont();
HSSFFont f2 = wb.createFont();
// 创建第一种字体样式（用于列名）
f.setFontHeightInPoints((short) 10);
f.setColor(IndexedColors.BLACK.getIndex());
f.setBoldweight(Font.BOLDWEIGHT_BOLD);
// 创建第二种字体样式（用于值）
f2.setFontHeightInPoints((short) 10);
f2.setColor(IndexedColors.BLACK.getIndex());
// 设置第一种单元格的样式（用于列名）
cs.setFont(f);
cs.setBorderLeft(CellStyle.BORDER_THIN);
cs.setBorderRight(CellStyle.BORDER_THIN);
cs.setBorderTop(CellStyle.BORDER_THIN);
cs.setBorderBottom(CellStyle.BORDER_THIN);
cs.setAlignment(CellStyle.ALIGN_CENTER);
// 设置第二种单元格的样式（用于值）
cs2.setFont(f2);
cs2.setBorderLeft(CellStyle.BORDER_THIN);
cs2.setBorderRight(CellStyle.BORDER_THIN);
cs2.setBorderTop(CellStyle.BORDER_THIN);
cs2.setBorderBottom(CellStyle.BORDER_THIN);
cs2.setAlignment(CellStyle.ALIGN_CENTER);
if("exportChargeListExcel".equalsIgnoreCase(typeName)){
// 第二步，在webbook中添加一个sheet,对应Excel文件中的sheet
HSSFSheet sheet = wb.createSheet("用户账户流水记录");
//设置列宽
sheet.setColumnWidth(0, 5000);
sheet.setColumnWidth(1, 5000);
sheet.setColumnWidth(2, 4000);
sheet.setColumnWidth(3, 6000);
sheet.setColumnWidth(4, 5000);
sheet.setColumnWidth(5, 4000);
sheet.setColumnWidth(6, 4000);
sheet.setColumnWidth(7, 4000);
sheet.setColumnWidth(8, 6000);
// 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(0);
HSSFCell cell = row.createCell(0);
cell.setCellValue("流水号");
cell.setCellStyle(cs);
cell = row.createCell(1);
cell.setCellValue("手机号");
cell.setCellStyle(cs);
cell = row.createCell(2);
cell.setCellValue("金额");
cell.setCellStyle(cs);
cell = row.createCell(3);
cell.setCellValue("进出帐");
cell.setCellStyle(cs);
cell = row.createCell(4);
cell.setCellValue("变动日期");
cell.setCellStyle(cs);
cell = row.createCell(5);
cell.setCellValue("交易类型");
cell.setCellStyle(cs);
cell = row.createCell(6);
cell.setCellValue("变化前金额");
cell.setCellStyle(cs);
cell = row.createCell(7);
cell.setCellValue("变化后金额");
cell.setCellStyle(cs);
cell = row.createCell(8);
cell.setCellValue("备注");
cell.setCellStyle(cs);
for (int i = 0; i < list.size(); i++)
{
row = sheet.createRow( i + 1);
Map<String,Object> userCharge = (Map<String, Object>) list.get(i);
// 第四步，创建单元格，并设置值
HSSFCell hcell0 = row.createCell(0);
hcell0.setCellValue(userCharge.get("ICHARGEID").toString());
hcell0.setCellStyle(cs2);
HSSFCell hcell1 = row.createCell(1);
hcell1.setCellValue(userCharge.get("CMOBILENO").toString());
hcell1.setCellStyle(cs2);
HSSFCell hcell2 = row.createCell(2);
hcell2.setCellValue(userCharge.get("IMONEY").toString());
hcell2.setCellStyle(cs2);
HSSFCell hcell3 = row.createCell(3);
hcell3.setCellValue(MathUtil.toInt(userCharge.get("ITYPE").toString())==0?"进账":"出账");
hcell3.setCellStyle(cs2);
HSSFCell hcell4 = row.createCell(4);
hcell4.setCellValue(userCharge.get("CADDDATE").toString());
hcell4.setCellStyle(cs2);
HSSFCell hcell5 = row.createCell(5);
hcell5.setCellValue(DicUtil.getUserChargeMap().get(userCharge.get("IBIZTYPE").toString()));
hcell5.setCellStyle(cs2);
HSSFCell hcell6 = row.createCell(6);
hcell6.setCellValue(userCharge.get("IOLDMONEY").toString());
hcell6.setCellStyle(cs2);
HSSFCell hcell7 = row.createCell(7);
hcell7.setCellValue(userCharge.get("IBALANCE").toString());
hcell7.setCellStyle(cs2);
HSSFCell hcell8 = row.createCell(8);
hcell8.setCellValue(userCharge.get("CMEMO").toString());
hcell8.setCellStyle(cs2);
}
}
if("userFillForm".equalsIgnoreCase(typeName)){
// 第二步，在webbook中添加一个sheet,对应Excel文件中的sheet
HSSFSheet sheet = wb.createSheet("用户充值记录");
//设置列宽
sheet.setColumnWidth(0, 5000);
sheet.setColumnWidth(1, 5000);
sheet.setColumnWidth(2, 4000);
sheet.setColumnWidth(3, 6000);
sheet.setColumnWidth(4, 5000);
sheet.setColumnWidth(5, 4000);
sheet.setColumnWidth(6, 4000);
sheet.setColumnWidth(7, 4000);
sheet.setColumnWidth(8, 6000);
sheet.setColumnWidth(9, 6000);
// 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(0);
HSSFCell cell = row.createCell(0);
cell.setCellValue("订单号");
cell.setCellStyle(cs);
cell = row.createCell(1);
cell.setCellValue("手机号");
cell.setCellStyle(cs);
cell = row.createCell(2);
cell.setCellValue("充值金额");
cell.setCellStyle(cs);
cell = row.createCell(3);
cell.setCellValue("手续费");
cell.setCellStyle(cs);
cell = row.createCell(4);
cell.setCellValue("充值时间");
cell.setCellStyle(cs);
cell = row.createCell(5);
cell.setCellValue("支付网关");
cell.setCellStyle(cs);
cell = row.createCell(6);
cell.setCellValue("是否成功");
cell.setCellStyle(cs);
for (int i = 0; i < list.size(); i++)
{
row = sheet.createRow( i + 1);
Map<String,Object> userFill = (Map<String, Object>) list.get(i);
// 第四步，创建单元格，并设置值
HSSFCell hcell0 = row.createCell(0);
hcell0.setCellValue(userFill.get("CAPPLYID").toString());
hcell0.setCellStyle(cs2);
HSSFCell hcell1 = row.createCell(1);
hcell1.setCellValue(userFill.get("CMOBILENO").toString()==null?"":userFill.get("CMOBILENO").toString());
hcell1.setCellStyle(cs2);
HSSFCell hcell2 = row.createCell(2);
hcell2.setCellValue(userFill.get("IMONEY").toString());
hcell2.setCellStyle(cs2);
HSSFCell hcell3 = row.createCell(3);
hcell3.setCellValue(userFill.get("IRATE").toString());
hcell3.setCellStyle(cs2);
HSSFCell hcell4 = row.createCell(4);
hcell4.setCellValue(userFill.get("CAPPLYDATE").toString());
hcell4.setCellStyle(cs2);
HSSFCell hcell5 = row.createCell(5);
hcell5.setCellValue(DicUtil.getBankMap().get(userFill.get("CBANKID").toString()));
hcell5.setCellStyle(cs2);
HSSFCell hcell6 = row.createCell(6);
hcell6.setCellValue(userFill.get("ISUCCESS").toString() == "1"?"充值成功":userFill.get("ISUCCESS").toString() == "0"?"未支付":"支付失败");
hcell6.setCellStyle(cs2);
}
}
if("exportCashExcel".equalsIgnoreCase(typeName)){
//在webbook中添加一个sheet,对应Excel文件中的sheet
HSSFSheet sheet = wb.createSheet("用户提款记录");
//设置列宽
sheet.setColumnWidth(0, 5000);
sheet.setColumnWidth(1, 5000);
sheet.setColumnWidth(2, 4000);
sheet.setColumnWidth(3, 6000);
sheet.setColumnWidth(4, 5000);
sheet.setColumnWidth(5, 4000);
sheet.setColumnWidth(6, 4000);
sheet.setColumnWidth(7, 4000);
sheet.setColumnWidth(8, 6000);
sheet.setColumnWidth(9, 6000);
sheet.setColumnWidth(10, 4000);
sheet.setColumnWidth(11, 4000);
sheet.setColumnWidth(12, 4000);
sheet.setColumnWidth(13, 4000);
sheet.setColumnWidth(14, 6000);
sheet.setColumnWidth(15, 6000);
sheet.setColumnWidth(16, 4000);
sheet.setColumnWidth(17, 4000);
// 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(0);
HSSFCell cell = row.createCell(0);
cell.setCellValue("订单编号");
cell.setCellStyle(cs);
cell = row.createCell(1);
cell.setCellValue("电话号码");
cell.setCellStyle(cs);
cell = row.createCell(2);
cell.setCellValue("真实姓名");
cell.setCellStyle(cs);
cell = row.createCell(3);
cell.setCellValue("省份");
cell.setCellStyle(cs);
cell = row.createCell(4);
cell.setCellValue("城市");
cell.setCellStyle(cs);
cell = row.createCell(5);
cell.setCellValue("银行名称");
cell.setCellStyle(cs);
cell = row.createCell(6);
cell.setCellValue("银行卡号");
cell.setCellStyle(cs);
cell = row.createCell(7);
cell.setCellValue("提款金额");
cell.setCellStyle(cs);
cell = row.createCell(8);
cell.setCellValue("手续费用");
cell.setCellStyle(cs);
cell = row.createCell(9);
cell.setCellValue("提款时间");
cell.setCellStyle(cs);
cell = row.createCell(10);
cell.setCellValue("处理人");
cell.setCellStyle(cs);
cell = row.createCell(11);
cell.setCellValue("处理方式");
cell.setCellStyle(cs);
cell = row.createCell(12);
cell.setCellValue("处理时间");
cell.setCellStyle(cs);
cell = row.createCell(13);
cell.setCellValue("处理状态");
cell.setCellStyle(cs);
cell = row.createCell(14);
cell.setCellValue("付款完成时间");
cell.setCellStyle(cs);
cell = row.createCell(15);
cell.setCellValue("付款结果");
cell.setCellStyle(cs);
cell = row.createCell(16);
cell.setCellValue("付款结果描述");
cell.setCellStyle(cs);
for (int i = 0; i < list.size(); i++)
{
row = sheet.createRow( i + 1);
UserCash userCash = (UserCash) list.get(i);
// 第四步，创建单元格，并设置值
HSSFCell hcell0 = row.createCell(0);
hcell0.setCellValue(userCash.getIcashid());
hcell0.setCellStyle(cs2);
HSSFCell hcell1 = row.createCell(1);
hcell1.setCellValue(userCash.getCmobileNo());
hcell1.setCellStyle(cs2);
HSSFCell hcell2 = row.createCell(2);
hcell2.setCellValue(userCash.getCrealName());
hcell2.setCellStyle(cs2);
HSSFCell hcell3 = row.createCell(3);
hcell3.setCellValue(userCash.getCbankPro()==null?"":userCash.getCbankPro());
hcell3.setCellStyle(cs2);
HSSFCell hcell4 = row.createCell(4);
hcell4.setCellValue(userCash.getCbankCity()==null?"":userCash.getCbankCity());
hcell4.setCellStyle(cs2);
HSSFCell hcell5 = row.createCell(5);
hcell5.setCellValue(userCash.getCbankName()==null?"":userCash.getCbankName());
hcell5.setCellStyle(cs2);
HSSFCell hcell6 = row.createCell(6);
hcell6.setCellValue(userCash.getCbankCard()==null?"":userCash.getCbankCard());
hcell6.setCellStyle(cs2);
HSSFCell hcell7 = row.createCell(7);
hcell7.setCellValue(userCash.getImoney());
hcell7.setCellStyle(cs2);
HSSFCell hcell8 = row.createCell(8);
hcell8.setCellValue(userCash.getIrate());
hcell8.setCellStyle(cs2);
HSSFCell hcell9 = row.createCell(9);
hcell9.setCellValue(sdf_detail.format(userCash.getCaddDate()));
hcell9.setCellStyle(cs2);
HSSFCell hcell10 = row.createCell(10);
hcell10.setCellValue(userCash.getCoperator()==null?"":userCash.getCoperator());
hcell10.setCellStyle(cs2);
HSSFCell hcell11 = row.createCell(11);
hcell11.setCellValue(userCash.getIpayType()==null?"尚未处理":"1".equalsIgnoreCase(userCash.getIpayType())?"连连代付":"2".equalsIgnoreCase(userCash.getIpayType())?"手动批复":"单条处理");
hcell11.setCellStyle(cs2);
HSSFCell hcell12 = row.createCell(12);
hcell12.setCellValue(userCash.getChandleDate()==null?"":sdf_detail.format(userCash.getChandleDate()));
hcell12.setCellStyle(cs2);
HSSFCell hcell13 = row.createCell(13);
hcell13.setCellValue("0".equalsIgnoreCase(userCash.getIstate())?"未处理":"1".equalsIgnoreCase(userCash.getIstate())?"处理中":"已处理");
hcell13.setCellStyle(cs2);
HSSFCell hcell14 = row.createCell(14);
hcell14.setCellValue(userCash.getCfinshDate()==null?"":sdf_detail.format(userCash.getCfinshDate()));
hcell14.setCellStyle(cs2);
HSSFCell hcell15 = row.createCell(15);
hcell15.setCellValue("0".equalsIgnoreCase(userCash.getIresult())?"未付款":"1".equalsIgnoreCase(userCash.getIresult())?"付款中":"2".equalsIgnoreCase(userCash.getIresult())?"提款成功":"3".equalsIgnoreCase(userCash.getIresult())?"提款失败":"提款失败(拒绝提款)");
hcell15.setCellStyle(cs2);
HSSFCell hcell16 = row.createCell(16);
hcell16.setCellValue(userCash.getCresultDesc()==null?"":userCash.getCresultDesc());
hcell16.setCellStyle(cs2);
}
}
return wb;
}
}
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
使用很简单：
在Controller层
ExcelUtils.BuildForExcelUtil(response, list,"exportChargeListExcel","用户账户流水记录_");// 1、response 输出流 2、 list 查询结果的List集合 3、 路径名（用于区分文 件）4、文件名称
原文地址：http://blog.csdn.net/u010400728/article/details/45079295
