#Maven依赖
<!-- poi -->
<dependency>
<groupId>org.apache.poi</groupId>
<artifactId>poi</artifactId>
<version>3.9</version>
</dependency>
#工具类
import java.io.IOException;
import java.io.OutputStream;
import java.net.URLEncoder;
import java.util.ArrayList;
import java.util.List;
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.HSSFRichTextString;
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.hssf.util.HSSFColor;
import org.apache.poi.ss.util.CellRangeAddress;
public class ExportExcelUtils {
private String title; // 导出表格的表名
private String[] rowName;// 导出表格的列名
private List<Object[]> dataList = new ArrayList<Object[]>(); // 对象数组的List集合
private HttpServletResponse response;
// 传入要导入的数据
public ExportExcelUtils(String title, String[] rowName, List<Object[]> dataList, HttpServletResponse response) {
this.title = title;
this.rowName = rowName;
this.dataList = dataList;
this.response = response;
}
// 导出数据
public void exportData() {
try {
HSSFWorkbook workbook = new HSSFWorkbook(); // 创建一个excel对象
HSSFSheet sheet = workbook.createSheet(title); // 创建表格
// 产生表格标题行
HSSFRow rowm = sheet.createRow(0); // 行
HSSFCell cellTiltle = rowm.createCell(0); // 单元格
// sheet样式定义
HSSFCellStyle columnTopStyle = this.getColumnTopStyle(workbook); // 头样式
HSSFCellStyle style = this.getStyle(workbook); // 单元格样式
/**
* 参数说明
* 从0开始 第一行 第一列 都是从角标0开始
* 行 列 行列 (0,0,0,5) 合并第一行 第一列 到第一行 第六列
* 起始行，起始列，结束行，结束列
*
* new Region() 这个方法使过时的
*/
// 合并第一行的所有列
sheet.addMergedRegion(new CellRangeAddress(0, (short) 0, 0, (short) (rowName.length - 1)));
cellTiltle.setCellStyle(columnTopStyle);
cellTiltle.setCellValue(title);
int columnNum = rowName.length; // 表格列的长度
HSSFRow rowRowName = sheet.createRow(1); // 在第二行创建行
HSSFCellStyle cells = workbook.createCellStyle();
cells.setBottomBorderColor(HSSFColor.BLACK.index);
rowRowName.setRowStyle(cells);
// 循环 将列名放进去
for (int i = 0; i < columnNum; i++) {
HSSFCell cellRowName = rowRowName.createCell((int) i);
cellRowName.setCellType(HSSFCell.CELL_TYPE_STRING); // 单元格类型
HSSFRichTextString text = new HSSFRichTextString(rowName[i]); // 得到列的值
cellRowName.setCellValue(text); // 设置列的值
cellRowName.setCellStyle(columnTopStyle); // 样式
}
// 将查询到的数据设置到对应的单元格中
for (int i = 0; i < dataList.size(); i++) {
Object[] obj = dataList.get(i);//遍历每个对象
HSSFRow row = sheet.createRow(i + 2);//创建所需的行数
for (int j = 0; j < obj.length; j++) {
HSSFCell cell = null; //设置单元格的数据类型
if (j == 0) {
// 第一列设置为序号
cell = row.createCell(j, HSSFCell.CELL_TYPE_NUMERIC);
cell.setCellValue(i + 1);
} else {
cell = row.createCell(j, HSSFCell.CELL_TYPE_STRING);
if (!"".equals(obj[j]) && obj[j] != null) {
cell.setCellValue(obj[j].toString()); //设置单元格的值
sheet.setColumnWidth(i, obj[j].toString().getBytes().length * 2 * 256);
} else {
cell.setCellValue(" ");
}
}
cell.setCellStyle(style); // 样式
}
}
// 让列宽随着导出的列长自动适应
sheet.autoSizeColumn((short)0); //调整第一列宽度
sheet.autoSizeColumn((short)1); //调整第二列宽度
sheet.autoSizeColumn((short)2); //调整第三列宽度
sheet.autoSizeColumn((short)3); //调整第四列宽度
sheet.autoSizeColumn((short)4); //调整第五列宽度
sheet.autoSizeColumn((short)5); //调整第六列宽度
sheet.autoSizeColumn((short)6); //调整第七列宽度
可以ge
if (workbook != null) {
try {
// excel 表文件名
String fileName = title + String.valueOf(System.currentTimeMillis()).substring(4, 13) + ".xls";
String fileName11 = URLEncoder.encode(fileName, "UTF-8");
String headStr = "attachment; filename=\"" + fileName11 + "\"";
response.setContentType("APPLICATION/OCTET-STREAM");
response.setHeader("Content-Disposition", headStr);
OutputStream out = response.getOutputStream();
workbook.write(out);
out.flush();
out.close();
} catch (IOException e) {
// e.printStackTrace();
}
}
} catch (Exception e) {
// e.printStackTrace();
}
}
public HSSFCellStyle getColumnTopStyle(HSSFWorkbook workbook) {
// 设置字体
HSSFFont font = workbook.createFont();
//设置字体大小
font.setFontHeightInPoints((short) 11);
//字体加粗
font.setBoldweight(HSSFFont.BOLDWEIGHT_BOLD);
//设置字体名字
font.setFontName("Courier New");
//设置样式;
HSSFCellStyle style = workbook.createCellStyle();
//设置底边框;
style.setBorderBottom(HSSFCellStyle.BORDER_THIN);
//设置底边框颜色;
style.setBottomBorderColor(HSSFColor.BLACK.index);
//设置左边框;
style.setBorderLeft(HSSFCellStyle.BORDER_THIN);
//设置左边框颜色;
style.setLeftBorderColor(HSSFColor.BLACK.index);
//设置右边框;
style.setBorderRight(HSSFCellStyle.BORDER_THIN);
//设置右边框颜色;
style.setRightBorderColor(HSSFColor.BLACK.index);
//设置顶边框;
style.setBorderTop(HSSFCellStyle.BORDER_THIN);
//设置顶边框颜色;
style.setTopBorderColor(HSSFColor.BLACK.index);
//在样式用应用设置的字体;
style.setFont(font);
//设置自动换行;
style.setWrapText(false);
//设置水平对齐的样式为居中对齐;
style.setAlignment(HSSFCellStyle.ALIGN_CENTER);
//设置垂直对齐的样式为居中对齐;
style.setVerticalAlignment(HSSFCellStyle.VERTICAL_CENTER);
return style;
}
public HSSFCellStyle getStyle(HSSFWorkbook workbook) {
// 设置字体
HSSFFont font = workbook.createFont();
//设置字体大小
//font.setFontHeightInPoints((short)10);
//字体加粗
//font.setBoldweight(HSSFFont.BOLDWEIGHT_BOLD);
//设置字体名字
font.setFontName("Courier New");
//设置样式;
HSSFCellStyle style = workbook.createCellStyle();
//设置底边框;
style.setBorderBottom(HSSFCellStyle.BORDER_THIN);
//设置底边框颜色;
style.setBottomBorderColor(HSSFColor.BLACK.index);
//设置左边框;
style.setBorderLeft(HSSFCellStyle.BORDER_THIN);
//设置左边框颜色;
style.setLeftBorderColor(HSSFColor.BLACK.index);
//设置右边框;
style.setBorderRight(HSSFCellStyle.BORDER_THIN);
//设置右边框颜色;
style.setRightBorderColor(HSSFColor.BLACK.index);
//设置顶边框;
style.setBorderTop(HSSFCellStyle.BORDER_THIN);
//设置顶边框颜色;
style.setTopBorderColor(HSSFColor.BLACK.index);
//在样式用应用设置的字体;
style.setFont(font);
//设置自动换行;
style.setWrapText(false);
//设置水平对齐的样式为居中对齐;
style.setAlignment(HSSFCellStyle.ALIGN_CENTER);
//设置垂直对齐的样式为居中对齐;
style.setVerticalAlignment(HSSFCellStyle.VERTICAL_CENTER);
return style;
}
}
#Controls代码
注意：方法不能是异步的
/**
* 导出Excel
* @param obj
* @param request
* @param response
*/
@RequestMapping(value ="/exportExcel")
public void exportExcel(ReportForm obj,HttpServletRequest request,HttpServletResponse response){
try {
if ("".equals(obj.getBeginTime())){
obj.setBeginTime(null);
}
if("".equals(obj.getEndTime())){
obj.setEndTime(null);
}
if("".equals(obj.getPayCode())){
obj.setPayCode(null);
}
List<ReportForm> userlist = reportServiceFormMapper.searchFilter(obj);
String title ="支付报表";
String[] rowsName=new String[]{"序号","支付日期","TTS订单号","外采订单号","TTS订单总价","外采订单总价","乘机人数","订单利润差","单票利润差","航司","舱位","支付宝账号","支付流水号","支付日期时间"};
List<Object[]> dataList = new ArrayList<Object[]>();
Object[] objs = null;
for (int i = 0; i < userlist.size(); i++) {
ReportForm rf =userlist.get(i);
objs = new Object[rowsName.length];
objs[0] = i;
objs[1] = rf.getPayDateTime();
objs[2] = rf.getfNumber();
objs[3] = rf.getnNumber();
objs[4] = rf.getfTotalPrice();
objs[5] = rf.getnTotalPrice();
objs[6] = rf.getPassengerCnt();
objs[7] = rf.getOrderProfit();
objs[8] = rf.getSingleOrderProfit();
objs[9] = rf.getCarrier();
objs[10] = rf.getCabin();
objs[11] = rf.getPayCode();
objs[12] = rf.getTradeNum();
objs[13] = rf.getPayDateTime();
dataList.add(objs);
}
ExportExcelUtils ex =new ExportExcelUtils(title, rowsName, dataList,response);
ex.exportData();
} catch (Exception e) {
logger.error("支付报表导出发生异常", e);
}
}
#前台调用
//导出
$("#export").click(function () {
var startTimes= $("#ttsorderDatetime").val();
var endTimes= $("#endttsorderDatetime").val();
var payCodes = $("#payCode").val();
//判断是否空，空则不提交
var beginTime='';
var endTime='';
var payCode='';
if (check(startTimes) != null) {
beginTime = check(startTimes)+" 00:00:00";
}
if (check(endTimes) != null) {
endTime = check(endTimes)+" 23:59:59";
}
if (check(payCodes) != null) {
payCode = check(payCodes);
}
//如果需要传参请拼接url后面
var url="/report/exportExcel?beginTime="+beginTime+"&endTime="+endTime+"&payCode="+payCode;
//必须是该方式请求
window.location.href=url;
})```
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最后编辑时间为:
2017/12/29 18:29
