jxl将xml转换成excel

public class Excel {

	static String xml_path="";
	static String[] days;
	static String server="";

	//读取配置文件信息
	static{
		InputStream is=Excel.class.getResourceAsStream("config.properties");
		Properties p=new Properties();
		try {
			p.load(is);
			xml_path=p.getProperty("xml_path").trim();
			server=p.getProperty("server").trim();
			if(!xml_path.endsWith("/"))xml_path=xml_path+"/";
			days=p.getProperty("day").trim().split(",");
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
	}
	/**
	 * @param args
	 * @throws DocumentException 
	 * @throws IOException 
	 */
	public static void main(String[] args) throws IOException, DocumentException {
		for (String day : days){
			createExcel(day);
			System.out.println("----------"+day.replace('-', '.')+"---------");		
		}
	}
	public static List paraXml(String day) throws IOException, DocumentException{
		SAXReader reader = new SAXReader();
		InputStream inputStream = new FileInputStream(new File(day+".xml"));
		Document doc = reader.read(inputStream);
		Element root = doc.getRootElement();
		List _list = root.elements("time");
		return _list;
	}
   public static void createExcel(String day){
	   System.out.println("开始");   
       try{   
             //打开文件   
             WritableWorkbook book=Workbook.createWorkbook(new File("vod+电视回看应用服务器数据监控表（"+day.replace('-', '.')+"."+server+"）"+".xls"));   
             WritableSheet sheet=book.createSheet("第一页",0);

             //设置字体
             WritableFont NormalFont  =   new  WritableFont(WritableFont.createFont("宋体"), 12,WritableFont.BOLD,false,UnderlineStyle.NO_UNDERLINE,Colour.WHITE);
             WritableFont BoldFont  =   new  WritableFont(WritableFont.createFont("宋体"),  20 ,WritableFont.BOLD);  
             WritableFont tableFont  =   new  WritableFont(WritableFont.createFont("宋体"),  11 ,  WritableFont.NO_BOLD);  
             WritableFont baodanFont  =   new  WritableFont(WritableFont.ARIAL,  10 ,  WritableFont.BOLD); 

             //设置标题
             WritableCellFormat wcf_title  =   new  WritableCellFormat(BoldFont);                      
             wcf_title.setBorder(Border.ALL, BorderLineStyle.THIN);  //  线条   
             wcf_title.setVerticalAlignment(VerticalAlignment.CENTRE);  //  垂直对齐   
             wcf_title.setAlignment(Alignment.CENTRE);  //  水平对齐   
             wcf_title.setWrap( true );  //  是否换行  

             sheet.mergeCells(0, 0, 8, 0);  //合并第一行的8列
             Label label=new Label(0,0,"VOD+电视回看应用服务器数据监控表("+day.replace('-', '.')+"."+server+")",wcf_title); 
             sheet.addCell(label);

             //设置行高
             sheet.setRowView( 0 ,  900 ,  false );  

             for(int i=0;i<=8;i++){
            	 if(i==2||i==6||i==8){
            		 sheet.setColumnView(i, 21); //设置列宽 
            	 }else if(i==5||i==7){
            		 sheet.setColumnView(i, 19);  
            	 }else{
            		 sheet.setColumnView(i, 17); 
            	 }
             }
             for(int i=1;i<=25;i++){
            	 sheet.setRowView( i ,  500 ,  false ); 
             }

             //设置正文
             WritableCellFormat wcf  =   new  WritableCellFormat(NormalFont); 
             wcf.setBorder(Border.ALL, BorderLineStyle.THIN);   
             wcf.setVerticalAlignment(VerticalAlignment.CENTRE);    
             wcf.setAlignment(Alignment.LEFT);  
             wcf.setBackground(Colour.GREEN);    
             wcf.setWrap( true );  

             //将定义好的单元格添加到工作表中   
             /*生成一个保存数字的单元格   
        		必须使用Number的完整包路径，否则有语法歧义   
          		单元格位置是第二列，第一行，值为789.123*/    
             //jxl.write.Number number=new jxl.write.Number(1,1,123);   
             //sheet.addCell(number); 

             //Label(colum,row,string,style);
             Label label0=new Label(0,1,"时间/监控项",wcf); 
             Label label1=new Label(1,1,"毫秒级并发数",wcf);
             Label label2=new Label(2,1,"服务器在线用户数",wcf);
             Label label3=new Label(3,1,"服务器访问量",wcf);
             Label label4=new Label(4,1,"服务器连接数",wcf);
             Label label5=new Label(5,1,"最大并发用户数",wcf);
             Label label6=new Label(6,1,"最大并发用户时间",wcf);
             Label label7=new Label(7,1,"最大并发连接数",wcf);
             Label label8=new Label(8,1,"最大并发连接时间",wcf);

             sheet.addCell(label0);
             sheet.addCell(label1);
             sheet.addCell(label2);
             sheet.addCell(label3);
             sheet.addCell(label4);
             sheet.addCell(label5);
             sheet.addCell(label6);
             sheet.addCell(label7);
             sheet.addCell(label8);

             WritableCellFormat wcf_time  =   new  WritableCellFormat(tableFont); 
             wcf_time.setBorder(Border.ALL, BorderLineStyle.THIN);    
             wcf_time.setVerticalAlignment(VerticalAlignment.CENTRE);    
             wcf_time.setAlignment(Alignment.RIGHT);        
             wcf_time.setWrap( true );  


             //将xml里的数据放到excel里
             for (int i = 0; i <paraXml(day).size(); i++) {
     			Element _item = (Element) paraXml(day).get(i);
     			String time=_item.attributeValue("value");
     			String millse_count = _item.element("millse_count").attributeValue("value");
     			String server_users = _item.element("server_users").attributeValue("value");
     			String server_visitors = _item.element("server_visitors").attributeValue("value");
     			String server_connctors = _item.element("server_connctors").attributeValue("value");
     			String max_users = _item.element("max_users").attributeValue("value");
     			String max_users_time = _item.element("max_users").attributeValue("time");
     			String max_connectors = _item.element("max_connectors").attributeValue("value");
     			String max_connectors_time = _item.element("max_connectors").attributeValue("time");

           	    Label ltime=new Label(0,i+2,time,wcf_time);
           	    jxl.write.Number lmillse_count=new jxl.write.Number(1,i+2,Integer.parseInt(millse_count),wcf_time);
           	    jxl.write.Number lserver_users=new jxl.write.Number(2,i+2,Integer.parseInt(server_users),wcf_time);
           	    jxl.write.Number lserver_visitors=new jxl.write.Number(3,i+2,Integer.parseInt(server_visitors),wcf_time);
           	    jxl.write.Number lserver_connctors=new jxl.write.Number(4,i+2,Integer.parseInt(server_connctors),wcf_time);
           	    jxl.write.Number lmax_users=new jxl.write.Number(5,i+2,Integer.parseInt(max_users),wcf_time);
           	    Label lmax_users_time=new Label(6,i+2,max_users_time,wcf_time);
           	    jxl.write.Number lmax_connectors=new jxl.write.Number(7,i+2,Integer.parseInt(max_connectors),wcf_time);
           	    Label lmax_connectors_time=new Label(8,i+2,max_connectors_time,wcf_time);

           	    sheet.addCell(ltime);
           	    sheet.addCell(lmillse_count);
           	    sheet.addCell(lserver_users);
           	    sheet.addCell(lserver_visitors);
           	    sheet.addCell(lserver_connctors);
           	    sheet.addCell(lmax_users);
           	    sheet.addCell(lmax_users_time);
           	    sheet.addCell(lmax_connectors);
           	    sheet.addCell(lmax_connectors_time);
     			System.out.println("------"+time+"-----------:"+millse_count);
     		}
                Label lt=new Label(0,25,"总计：",wcf_time);
                sheet.addCell(lt);
                for(int i=1;i<=8;i++){
                	Label ll=new Label(i,25,"",wcf_time);
                	sheet.addCell(ll);
                }

             //写入数据并关闭文件   
             book.write();   
             book.close();   
             }catch(Exception e){   
              System.out.println(e);   
             }   
             System.out.println("结束");   
      }   

}

config.properties配置文件里：
day=2012-03-01
path=F:/log
xml_path=F:
server=204