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   源码介绍

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package test;

import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.Vector;

import jxl.Cell;
import jxl.Sheet;
import jxl.Workbook;
import jxl.format.Alignment;
import jxl.format.Colour;
import jxl.format.UnderlineStyle;
import jxl.format.VerticalAlignment;
import jxl.write.Label;
import jxl.write.WritableCellFormat;
import jxl.write.WritableFont;
import jxl.write.WritableSheet;
import jxl.write.WritableWorkbook;
import jxl.write.WriteException;
import jxl.write.biff.RowsExceededException;

public class Excel {

    /** *//**
     * 导出数据为XLS格式
     * @param fileName        文件的名称，可以设为绝对路径，也可以设为相对路径
     * @param content        数据的内容
     */
    public static void exportExcel(String fileName, Vector<Person> content) {
        WritableWorkbook wwb;
        FileOutputStream fos;
        try {
            fos = new FileOutputStream(fileName);
            wwb = Workbook.createWorkbook(fos);
            WritableSheet ws = wwb.createSheet("三国志武将列表", 10);        // 创建一个工作表

            //    设置单元格的文字格式
            WritableFont wf = new WritableFont(WritableFont.ARIAL,12,WritableFont.NO_BOLD,false,
                    UnderlineStyle.NO_UNDERLINE,Colour.BLUE);
            WritableCellFormat wcf = new WritableCellFormat(wf);
            wcf.setVerticalAlignment(VerticalAlignment.CENTRE); 
            wcf.setAlignment(Alignment.CENTRE); 
            ws.setRowView(1, 500);

            //    填充数据的内容
            Person[] p = new Person[content.size()];
            for (int i = 0; i < content.size(); i  ){
                p[i] = (Person)content.get(i);
                ws.addCell(new Label(1, i   1, p[i].getName(), wcf));
                ws.addCell(new Label(2, i   1, p[i].getNickname(), wcf));
                ws.addCell(new Label(3, i   1, p[i].getPower(), wcf));
                ws.addCell(new Label(4, i   1, p[i].getWit(), wcf));
                ws.addCell(new Label(5, i   1, p[i].getPolity(), wcf));
                ws.addCell(new Label(6, i   1, p[i].getCharm(), wcf));
                ws.addCell(new Label(7, i   1, p[i].getStory(), wcf));
                if(i == 0)
                    wcf = new WritableCellFormat();
            }

            wwb.write();
            wwb.close();
        } catch (IOException e){
        } catch (RowsExceededException e){
        } catch (WriteException e){}
    }

    /** *//**
     * 从Excel文件里读取数据保存到Vector里
     * @param fileName        Excel文件的名称
     * @return                Vector对象,里面包含从Excel文件里获取到的数据
     */
    public static Vector<Person> importExcel(String fileName){
        Vector<Person> v = new Vector<Person>();
        try {
            Workbook book = Workbook.getWorkbook(new File(fileName));
            Sheet sheet = book.getSheet(0);        // 获得第一个工作表对象 
            int rows = sheet.getRows();
            
            for(int i = 0; i < rows; i  ) {
                Cell [] cell = sheet.getRow(i);
                if(cell.length == 0)
                    continue;
                
                Person p = new Person();
                p.setName(sheet.getCell(1, i).getContents());
                p.setNickname(sheet.getCell(2, i).getContents());
                p.setPower(sheet.getCell(3, i).getContents());
                p.setWit(sheet.getCell(4, i).getContents());
                p.setPolity(sheet.getCell(5, i).getContents());
                p.setCharm(sheet.getCell(6, i).getContents());
                p.setStory(sheet.getCell(7, i).getContents());
                v.add(p);
            }

            book.close();
        }catch(Exception e) {} 
        return v;
    }

    public static void main(String [] args){
        String fileName = "test.xls";
        String fileNameNew = "testNew.xls";
        
        Person p0 = new Person("姓名","字","武力","智力","政治","魅力","英雄事迹");
        Person p1 = new Person("赵云","子龙","98","84","83","87","单骑救主!!!");
        Person p2 = new Person("马超","孟起","98","62","40","88","杀得曹操割须弃袍!!!");
        Person p3 = new Person("诸葛亮","孔明","55","100","92","93","死后木偶退兵，锦囊杀魏延!!!");

        Vector<Person> v = new Vector<Person>();
        v.add(p0);
        v.add(p1);
        v.add(p2);
        v.add(p3);
        
        exportExcel(fileName, v);
        System.out.println("成功导出数据到Excel文件("   fileName   ")了!!!");
        
        Vector<Person> vector = importExcel(fileName);
        System.out.println("成功从Excel文件("   fileName   ")导入数据!!!");
        
        exportExcel(fileNameNew, vector);
        System.out.println("成功将"   fileName   "里的数据手复制到"   fileNameNew   "中!!!");
    }
}