jave excel导出

	@RequestMapping(value = "/batchExport", method = RequestMethod.POST)
	public void batchExport(GoodsStore goodsStore,HttpServletResponse response,HttpServletRequest request){
    
    	List goodsStoreLiat= service.exportList(bean);
			OutputStream sos = null;
			String filename=String.valueOf(System.currentTimeMillis());
			response.setContentType("application/msexcel;charset=UTF-8");  
		try {
		  	sos = response.getOutputStream();
			  response.addHeader("Content-Disposition", "attachment;filename=\""+ new String((filename+".xlsx").getBytes("GBK"), "ISO8859_1") + "\"");
	  		Sheet tempSheet = null;
	  		int num = 2;//从第几行还是写入数据  0为第一行1为第二行
	  		int cellnum = 0;
	  		//从jar包获取模板
	  		XSSFWorkbook templatewb  = new XSSFWorkbook(GoodsStoreController.class.getClassLoader().getResource("template/门店商品导出模板.xlsx").openStream());
  			tempSheet = templatewb.getSheetAt(0);//获取第一个sheet页
  			templatewb.setSheetName(0, "商品列表");
  			//设置样式
  			CellStyle styleText = templatewb.createCellStyle();
  			// 获取模板sheet页
  			styleText.setAlignment(HorizontalAlignment.RIGHT);
  			styleText.setVerticalAlignment(VerticalAlignment.CENTER);
  			// 增加表格边框的样式 例子
//	  		styleText.setBorderBottom(BorderStyle.THIN);
//	  		styleText.setBorderLeft(BorderStyle.THIN);// 左边框
//	  		styleText.setBorderRight(BorderStyle.THIN);// 右边框
//	  		styleText.setBorderTop(BorderStyle.THIN);// 上边框
  			// 用POI导出excel时，较长的数字不想被自动变为科学计数法的解决方式
  			DataFormat format = templatewb.createDataFormat(); 
  			styleText.setDataFormat(format.getFormat("@"));
//	   		1）  文本：vnd.ms-excel.numberformat:@
//	   		2）  日期：vnd.ms-excel.numberformat:yyyy/mm/dd
//	   		3）  数字：vnd.ms-excel.numberformat:#,##0.00
//	   		4）  货币：vnd.ms-excel.numberformat:￥#,##0.00
//	   		5）  百分比：vnd.ms-excel.numberformat: #0.00%
  			Font font = templatewb.createFont();
  			font.setFontName("宋体");
  			font.setFontHeightInPoints((short) 11);// 字体大小
  			styleText.setFont(font); // 调用字体样式对象
  			styleText.setWrapText(false);//不自动换行
  			 //将数据写入excel
  			if(goodsStoreLiat!=null){
  				int dataSize=goodsStoreLiat.size();
  				for (int i = 0; i < dataSize; i++) {
  					Row row = tempSheet.createRow(num++);
  					//row.setHeightInPoints(22); // 设置行高
  					GoodsStore goods = goodsStoreLiat.get(i);
  					cellnum = -1;
  					// 商品sku
  					Cell sku = row.createCell(++cellnum);
  					sku.setCellValue(goods.getSku());
  					sku.setCellStyle(styleText);
  				
  				}
  			}
			templatewb.write(sos);
			templatewb.close();
		} catch (Exception e){
			logger.error("门店商品导出失败",e);
		}finally{
			if(null!=sos){
				try {
					sos.flush();
					sos.close();
				} catch (Exception e2) {
				}
			}
		}
	}