数据库数据导出Excel

package com.haiersoft.buztest.util;

import java.io.OutputStream;

import java.util.List;

import javax.servlet.http.HttpServletResponse;

import jxl.Workbook;

import jxl.format.Alignment;

import jxl.format.Border;

import jxl.format.BorderLineStyle;

import jxl.format.Colour;

import jxl.format.VerticalAlignment;

import jxl.write.Label;

import jxl.write.WritableCellFormat;

import jxl.write.WritableFont;

import jxl.write.WritableSheet;

import jxl.write.WritableWorkbook;

public class ExcelMethod {

public void toExcelTest(List stulist, HttpServletResponse response){

//创建工作流

OutputStream os = null;

//初始化工作表

WritableWorkbook workbook = null;

try {

//设置弹出对话框

response.setContentType("application/DOWLOAD");

//设置工作表的标题

response.setHeader("Content-Disposition", "attachment; filename=My Test TO Excel.xls");

os = response.getOutputStream();

//创建工作表

workbook = Workbook.createWorkbook(os);

//定义工作表 sheet 标题

WritableSheet ws = workbook.createSheet("Mapping", 0);

ws.getSettings().setShowGridLines(true);

ws.getSettings().setProtected(false);

//控制列的宽度,如果你要不给一样的宽度,就单独写,i代表的是列的下标,从0开始 ,从左到右

for(int i=0;i<7;i++){

ws.setColumnView(i, 20);

}

// 創建标题列名称 （此处可以利用一维数组输出，会更简单）

Label titleLabel = null;

titleLabel = new Label(0, 0, "StuNo", getHeadFormat());

ws.addCell(titleLabel);

titleLabel = new Label(1, 0, "StuName", getHeadFormat());

ws.addCell(titleLabel);

titleLabel = new Label(2, 0, "StuMoniter", getHeadFormat());

ws.addCell(titleLabel);

titleLabel = new Label(3, 0, "StuAddr", getHeadFormat());

ws.addCell(titleLabel);

titleLabel = new Label(4, 0, "Stu TELL", getHeadFormat());

ws.addCell(titleLabel);

titleLabel = new Label(5, 0, "Stu sex", getHeadFormat());

ws.addCell(titleLabel);

titleLabel = new Label(6, 0, "Stu classNo", getHeadFormat());

ws.addCell(titleLabel);

workbook.write();

workbook.close();

os.close();

} catch (Exception e) {

System.out.println(e.getCause());

System.out.println(e.getMessage());

}

}

public static WritableCellFormat getHeadFormat() throws Exception {

//设置字体

WritableFont wf = new WritableFont(WritableFont.ARIAL, 8, WritableFont.BOLD);

//创建单元格FORMAT

WritableCellFormat wcf = new WritableCellFormat(wf);

wcf.setAlignment(Alignment.CENTRE);

wcf.setVerticalAlignment(VerticalAlignment.CENTRE);

wcf.setLocked(true);

wcf.setBorder(Border.ALL, BorderLineStyle.THIN, Colour.BLACK);

wcf.setBackground(Colour.GREY_25_PERCENT);

return wcf;

}

}