• 导出Excel实例


    public void exportBusServiceCard(List<Map> l,Map<String, Object> params){
    		String []tableHeader={"序号","受理号","照片","姓名","从业类别","培训日期","初次领证日期","有效期","考试合格证号"};
    		short cellNumber=(short)tableHeader.length;					//表的列数
            HSSFWorkbook workbook = new HSSFWorkbook();   				//创建一个excel
            HSSFCell cell = null;                                    	//Excel的列
            HSSFRow row = null;                                      	//Excel的行
            HSSFCellStyle style = workbook.createCellStyle();        	//设置表头的类型
            style.setAlignment(HSSFCellStyle.ALIGN_CENTER);
            style.setVerticalAlignment(HSSFCellStyle.VERTICAL_CENTER);
            style.setWrapText(true);
            HSSFCellStyle style1 = workbook.createCellStyle();       	//设置数据类型
            style1.setAlignment(HSSFCellStyle.ALIGN_CENTER);
            HSSFCellStyle style2 = workbook.createCellStyle();       	//设置数据类型
            style2.setAlignment(HSSFCellStyle.ALIGN_RIGHT);
            HSSFCellStyle style3 = workbook.createCellStyle();       	//设置数据类型
            style3.setAlignment(HSSFCellStyle.ALIGN_CENTER);
            HSSFFont font = workbook.createFont();
            HSSFFont font1 = workbook.createFont();
            HSSFCellStyle stylegreen = workbook.createCellStyle();        	//设置表头的类型
            stylegreen.setAlignment(HSSFCellStyle.ALIGN_CENTER);
            stylegreen.setVerticalAlignment(HSSFCellStyle.VERTICAL_CENTER);
            stylegreen.setWrapText(true);//设置字体
            HSSFFont green = workbook.createFont();
            HSSFCellStyle styleblue = workbook.createCellStyle();        	//设置表头的类型
            styleblue.setAlignment(HSSFCellStyle.ALIGN_CENTER);
            styleblue.setVerticalAlignment(HSSFCellStyle.VERTICAL_CENTER);
            styleblue.setWrapText(true);//设置字体
            HSSFFont blue = workbook.createFont();
            HSSFCellStyle stylered = workbook.createCellStyle();        	//设置表头的类型
            stylered.setAlignment(HSSFCellStyle.ALIGN_CENTER);
            stylered.setVerticalAlignment(HSSFCellStyle.VERTICAL_CENTER);
            stylered.setWrapText(true);//设置字体
            HSSFFont red = workbook.createFont();
            green.setColor(HSSFColor.GREEN.index);
            blue.setColor(HSSFColor.BLUE.index);
            red.setColor(HSSFColor.RED.index);
            stylegreen.setFont(green);
            styleblue.setFont(blue);
            stylered.setFont(red);
            HSSFSheet sheet = workbook.createSheet("sheet1");        	//创建一个sheet
            HSSFHeader header = sheet.getHeader();
    		String zpPath = "f:\Bus_Photo\";
    		HSSFPatriarch patriarch = sheet.createDrawingPatriarch(); 
    		SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd");
    		String time = df.format(new Date());
    		try {
    			if(l.size() < 1 ) {
    			    /*header.setCenter("没有查到人员");*/
    				sheet.addMergedRegion(new CellRangeAddress(0, 0, 0, 8));//合并单元格
    				row = sheet.createRow(0);
    				cell = row.createCell(0);
    	            cell.setCellValue("没有查到结果");
    	            font1.setColor(HSSFFont.COLOR_NORMAL);      // 设置单元格字体的颜色.
    	            /*font1.setFontHeight((short)400); //设置单元字体高度*/  
    	            font1.setFontHeightInPoints((short)18);
    	            style3.setFont(font1);
    	            cell.setCellStyle(style3);
    			}else{
    				sheet.addMergedRegion(new CellRangeAddress(0, 0, 0, 8));//合并单元格
    				row = sheet.createRow(0);
    				cell = row.createCell(0);
    	            cell.setCellValue(time.substring(0, 4)+"年"+time.substring(5, 7)+"月"+time.substring(8)+"日公交服务卡");
    	            font1.setColor(HSSFFont.COLOR_NORMAL);      // 设置单元格字体的颜色.
    	            /*font1.setFontHeight((short)400); //设置单元字体高度*/  
    	            font1.setFontHeightInPoints((short)18);
    	            style3.setFont(font1);
    	            cell.setCellStyle(style3);
    	            row = sheet.createRow(1);
    	            row.setHeight((short)400);
    	            for(int k = 0;k < cellNumber;k++) {
    	                cell = row.createCell(k);//创建第0行第k列
    	                cell.setCellValue(tableHeader[k]);//设置第0行第k列的值
    	                font.setColor(HSSFFont.COLOR_NORMAL);      // 设置单元格字体的颜色.
    	                font.setFontHeight((short)250); //设置单元字体高度
    	                style1.setFont(font);//设置字体风格
    	                cell.setCellStyle(style1);
    	            }
    	            for(int i = 0 ;i < l.size() ;i++) {                            
                    	Map t = l.get(i);
                    	//设置各列的宽度
                    	sheet.setColumnWidth(0,1500);
                    	sheet.setColumnWidth(1,3000);
                    	sheet.setColumnWidth(2,3660);
                    	sheet.setColumnWidth(3,3000);
                    	sheet.setColumnWidth(4,3000);
                    	sheet.setColumnWidth(5,3000);
                    	sheet.setColumnWidth(6,4000);
                    	sheet.setColumnWidth(7,3000);
                    	sheet.setColumnWidth(8,4000);
                    	//数据行                	                              	
                        row = sheet.createRow((short) (i + 2));
                        row.setHeight((short)2000);
                        //第一列 序号
                        cell = row.createCell(0);
                        cell.setCellValue(i+1);
                        cell.setCellStyle(style);
                        //第二列受理号
                        if(t.get("SLH") != null){
                        	cell = row.createCell(1);
                            cell.setCellValue(t.get("SLH").toString());
                            cell.setCellStyle(style);
                        }
                        //第三列照片
                        if(t.get("IDENTIFICATION") != null) {
                        	String sfzh = t.get("IDENTIFICATION").toString();
                        	String sfzh18 = null;
                        	if (sfzh.length() == 15) {
    							sfzh18 = IDCardUtil.trans15to18(sfzh);
    						} else if (sfzh.length() == 18) {
    							sfzh18 = sfzh;
    						}
                        	String year = null;
    						String month = null;
    						if (sfzh18 != null) {
    							year = IDCardUtil.getYearPart(sfzh18);
    							month = IDCardUtil.getMonthPart(sfzh18);
    						}
    						String zp = zpPath + year + "\" + month + "\" + sfzh18 + ".jpg";
    						File picture = new File(zp);
    						if(!picture.exists()){
    							cell = row.createCell(2);
                                cell.setCellValue(t.get("IDENTIFICATION").toString());
                                cell.setCellStyle(style);
    						}else{
    							BufferedImage sourceImg = ImageIO.read(new FileInputStream(picture));
    							ByteArrayOutputStream bout = new ByteArrayOutputStream();  
    					        ImageIO.write(sourceImg,"PNG",bout);
    					        
    					        HSSFClientAnchor anchor = new HSSFClientAnchor(0, 0, 0, 0,  
    				                    (short) 1, (i+2), (short) 2, (i+3));
    					        patriarch.createPicture(anchor, workbook.addPicture(bout  
    				                    .toByteArray(), HSSFWorkbook.PICTURE_TYPE_JPEG));
    						} 
                        }
                        //第四列 姓名
                        if(t.get("FULLNAME") != null){
                        	cell = row.createCell(3);
                            cell.setCellValue(t.get("FULLNAME").toString());
                            cell.setCellStyle(style);
                        }
                        //第五列从业类别
                        if(t.get("GENRENAME") != null){
                        	cell = row.createCell(4);
                            cell.setCellValue(t.get("GENRENAME").toString());
                            cell.setCellStyle(style);
                        }
                        //第六列培训日期
                        if(t.get("EXAMDATE") != null) {
                            cell = row.createCell(5);
                            cell.setCellValue(t.get("EXAMDATE").toString());
                            cell.setCellStyle(style);
                        }
                        //第七列初领证日期
                        if(t.get("INITIALDATE") != null) {
                            cell = row.createCell(6);
                            cell.setCellValue(t.get("INITIALDATE").toString());
                            cell.setCellStyle(style);
                        }
                        //第八列 有效期
                        if(t.get("VALIDDATE") != null) {
                            cell = row.createCell(7);
                            cell.setCellValue(t.get("VALIDDATE").toString());
                            cell.setCellStyle(style);
                        }
                        //第9列合格证号
                        if(t.get("SERIALNUMBER") != null) {
                            cell = row.createCell(8);
                            cell.setCellValue(t.get("SERIALNUMBER").toString());
                            cell.setCellStyle(style);
                        }
    	            }
    			}
    			
    		} catch (Exception e) {
    			e.printStackTrace();
    		}
    		HttpServletResponse response = null;//创建一个HttpServletResponse对象
            OutputStream os = null;//创建一个输出流对象
            try {
                response = ServletActionContext.getResponse();//初始化HttpServletResponse对象
                os = response.getOutputStream();//
              
                String headerStr ="公交服务卡人员	";
                headerStr =new String(headerStr.getBytes("gb2312"), "ISO8859-1");
                response.setHeader("Content-disposition","attachment; filename="+    headerStr+".xls");
                response.setContentType("application/vnd.ms-excel;charset=UTF-8");//设置类型
                response.setHeader("Pragma","No-cache");//设置头
                response.setHeader("Cache-Control","no-cache");//设置头
                response.setDateHeader("Expires", 0);//设置日期头
                workbook.write(os);
                os.flush();
                os.close();
            } catch (IOException e) {
                e.printStackTrace();
            }		
    	}
    

      

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  • 原文地址:https://www.cnblogs.com/1025804158ysb/p/7410271.html
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