写入EXCEL文件

import java.io.IOException;
import java.io.OutputStream;
import java.util.List;

import jxl.Workbook;
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 JxlExcelWriter {
    public void writeExcel(OutputStream out, List datas, String[] title) {
        if(datas == null) {
            throw new IllegalArgumentException("写excel流需要List参数!");
        }
        try {
        WritableWorkbook workbook = Workbook.createWorkbook(out);
        WritableSheet ws = workbook.createSheet("sheet 1", 0);
        int rowNum = 0;
        if(title != null) {
        //putRow(ws, 0, title);//压入标题
        WritableFont wf = new WritableFont(WritableFont.TIMES,10,WritableFont.BOLD,false,jxl.format.UnderlineStyle.NO_UNDERLINE,jxl.format.Colour.RED);
        WritableCellFormat wcf = new WritableCellFormat(wf);
        for(int i=0;i<title.length;i++) {
        Label cell = new Label(i,0,title[i],wcf);
        ws.addCell(cell);
        }
                rowNum = 1;
        }
        for(int i=0;i<datas.size();i++,rowNum++) {
        Object[] cells = (Object[])datas.get(i);
        putRow(ws,rowNum,cells);
        }
        workbook.write();
        workbook.close();
        }catch(RowsExceededException e) {
        System.out.println("jxl write RowsExceededException: " + e.getMessage());
        }catch(WriteException e) {
        System.out.println("jxl write WriteException: " + e.getMessage());
        }catch(IOException e) {
        System.out.println("jxl write file i/o exception!, cause by: " + e.getMessage());
        }
    }       
    private void putRow(WritableSheet ws, int rowNum, Object[] cells) throws RowsExceededException, WriteException {
    for(int j=0;j<cells.length;j++) {
    Label cell = new Label(j,rowNum,""+cells[j]);
    ws.addCell(cell);
    }
    }
}



import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.OutputStream;
import java.util.ArrayList;
import java.util.List;
import jxl.Workbook;
import jxl.demo.*;

public class WriteToExcel {
public void testWriteExcel() {
List datas = new ArrayList();
String[] data = {"1","chenhualan"};
datas.add(data);
String[] title = {"ID","name"};
try {
OutputStream out = new FileOutputStream(new File("f:/my.xls"));
JxlExcelWriter jxlExcelWriter = new JxlExcelWriter();
jxlExcelWriter.writeExcel(out, datas, title);
out.close();
} catch(FileNotFoundException e) {
e.printStackTrace();
} catch(IOException e) {
e.printStackTrace();
}
}
public static void main(String[] args) {
WriteToExcel wte = new WriteToExcel();
wte.testWriteExcel();
}
}