jxl学习

import jxl.*;     
import jxl.write.*;     
import java.io.*;     
import java.io.File.*;     
import java.util.*;     
    
    
    
public class excel     
{     
public static void main(String[] args)      
{     
　String targetfile = "c:/out.xls";//输出的excel文件名     
　String worksheet = "List";//输出的excel文件工作表名     
　String[] title = {"ID","NAME","DESCRIB"};//excel工作表的标题     
    
    
　WritableWorkbook workbook;     
　try    
　{     
　　//创建可写入的Excel工作薄,运行生成的文件在tomcat/bin下     
　　//workbook = Workbook.createWorkbook(new File("output.xls"));      
　　System.out.println("begin");     
    
　　OutputStream os=new FileOutputStream(targetfile);      
　　workbook=Workbook.createWorkbook(os);      
    
　　WritableSheet sheet = workbook.createSheet(worksheet, 0); //添加第一个工作表     
　　//WritableSheet sheet1 = workbook.createSheet("MySheet1", 1); //可添加第二个工作     
　　/*   
　　 *jxl.write.Label label = new jxl.write.Label(0, 2, "A label record");  
　　 *//put a label in cell A3, Label　　(column,row)    
　　 *//sheet.addCell(label);     
       */    
    
　　jxl.write.Label label;     
　　for (int i=0; i<title.length; i++)     
　　{     
　　　//Label(列号,行号 ,内容 )     
　　　label = new jxl.write.Label(i, 0, title[i]); //put the title in row1      
　　　sheet.addCell(label);      
　　}     
    
　　//下列添加的对字体等的设置均调试通过，可作参考用     
　　//添加数字     
　　jxl.write.Number number = new jxl.write.Number(3, 4, 3.14159); //put the number 3.14159 in cell D5     
　　sheet.addCell(number);     
    
　　//添加带有字型Formatting的对象      
　　jxl.write.WritableFont wf = new jxl.write.WritableFont(WritableFont.TIMES,10,WritableFont.BOLD,true);      
　　jxl.write.WritableCellFormat wcfF = new jxl.write.WritableCellFormat(wf);      
　　jxl.write.Label labelCF = new jxl.write.Label(4,4,"文本",wcfF);      
　　sheet.addCell(labelCF);      
    
　　//添加带有字体颜色,带背景颜色 Formatting的对象      
　　jxl.write.WritableFont wfc = new jxl.write.WritableFont(WritableFont.ARIAL,10,WritableFont.BOLD,false,jxl.format.UnderlineStyle.NO_UNDERLINE,jxl.format.Colour.RED);      
　　jxl.write.WritableCellFormat wcfFC = new jxl.write.WritableCellFormat(wfc);      
　　wcfFC.setBackground(jxl.format.Colour.BLUE);     
　　jxl.write.Label labelCFC = new jxl.write.Label(1,5,"带颜色",wcfFC);      
　　sheet.addCell(labelCFC);      
    
　　//添加带有formatting的Number对象      
　　jxl.write.NumberFormat nf = new jxl.write.NumberFormat("#.##");      
　　jxl.write.WritableCellFormat wcfN = new jxl.write.WritableCellFormat(nf);      
　　jxl.write.Number labelNF = new jxl.write.Number(1,1,3.1415926,wcfN);      
　　sheet.addCell(labelNF);      
    
　　//3.添加Boolean对象      
　　jxl.write.Boolean labelB = new jxl.write.Boolean(0,2,false);      
　　sheet.addCell(labelB);      
    
　　//4.添加DateTime对象      
　　jxl.write.DateTime labelDT = new jxl.write.DateTime(0,3,new java.util.Date());      
　　sheet.addCell(labelDT);      
    
　　//添加带有formatting的DateFormat对象      
　　jxl.write.DateFormat df = new jxl.write.DateFormat("ddMMyyyyhh:mm:ss");      
　　jxl.write.WritableCellFormat wcfDF = new jxl.write.WritableCellFormat(df);      
　　jxl.write.DateTime labelDTF = new jxl.write.DateTime(1,3,new java.util.Date(),wcfDF);      
　　sheet.addCell(labelDTF);      
    
　　//和宾单元格     
　　//sheet.mergeCells(int col1,int row1,int col2,int row2);//左上角到右下角     
　　sheet.mergeCells(4,5,8,10);//左上角到右下角     
　　wfc = new jxl.write.WritableFont(WritableFont.ARIAL,40,WritableFont.BOLD,false,jxl.format.UnderlineStyle.NO_UNDERLINE,jxl.format.Colour.GREEN);      
　　jxl.write.WritableCellFormat wchB = new jxl.write.WritableCellFormat(wfc);      
　　wchB.setAlignment(jxl.format.Alignment.CENTRE);     
　　labelCFC = new jxl.write.Label(4,5,"单元合并",wchB);      
　　sheet.addCell(labelCFC); //     
    
　　//设置边框     
　　jxl.write.WritableCellFormat wcsB = new jxl.write.WritableCellFormat();      
　　wcsB.setBorder(jxl.format.Border.ALL,jxl.format.BorderLineStyle.THICK);     
　　labelCFC = new jxl.write.Label(0,6,"边框设置",wcsB);      
　　sheet.addCell(labelCFC);      
　　workbook.write();      
　　workbook.close();     
　}  
　catch (Exception e)   
　{      
　　e.printStackTrace();      
　}      
　  
　System.out.println("end");     
　Runtime r=Runtime.getRuntime();      
　Process p=null;      
　//String cmd[]={"notepad","exec.java"};      
 
　String cmd[]={"C:\\Program Files\\Microsoft Office\\Office\\EXCEL.EXE","out.xls"};      
 
　try 
　{      
　　p=r.exec(cmd);      
　}      
　catch(Exception e)  
　{      
　　System.out.println("error executing: "+cmd[0]);      
　}     
    
    
　}     
}