jxl读写excel

jxltest.java

import java.io.File;
import java.io.FileOutputStream;

import jxl.Workbook;
import jxl.format.BorderLineStyle;
import jxl.format.VerticalAlignment;
import jxl.write.Label;
import jxl.write.Number;
import jxl.write.WritableFont;
import jxl.write.WritableSheet;
import jxl.write.WritableWorkbook;

public class jxltest
{
public static void main(String [] args)
{
String templatePath = "c:\\template.xls";//模板文件名
String outFileStr = "c:\\test.xls";//测试文件名(输出文件)
try
{
//创建小字体：Arial,大小为8号,非粗体，非斜体
WritableFont wf = new WritableFont(WritableFont.ARIAL, 8,WritableFont.NO_BOLD, false);
//字体颜色为红色
wf.setColour(jxl.format.Colour.RED);
//创建大字体：Arial,大小为18号,粗体，非斜体
WritableFont Bwf = new WritableFont(WritableFont.ARIAL, 18,WritableFont.NO_BOLD, false);
Bwf.setColour(jxl.format.Colour.RED);
//创建单元格格式：设置水平对齐为向右对齐
jxl.write.WritableCellFormat RwcfF = new jxl.write.WritableCellFormat(wf);
RwcfF.setAlignment(jxl.write.Alignment.RIGHT);
//创建单元格格式：设置水平对齐为向左对齐
jxl.write.WritableCellFormat LwcfF = new jxl.write.WritableCellFormat(wf);
LwcfF.setAlignment(jxl.write.Alignment.LEFT);
//创建单元格格式：设置水平对齐为居中对齐
jxl.write.WritableCellFormat CwcfF = new jxl.write.WritableCellFormat(wf);
CwcfF.setAlignment(jxl.write.Alignment.CENTRE);
jxl.write.WritableCellFormat CBwcfF = new jxl.write.WritableCellFormat(Bwf);
CBwcfF.setAlignment(jxl.write.Alignment.CENTRE);
//设置垂直对齐为居中对齐
CBwcfF.setVerticalAlignment(VerticalAlignment.CENTRE);
//设置顶部边框线为实线(默认是黑色－－也可以设置其他颜色)
CBwcfF.setBorder(jxl.format.Border.TOP, BorderLineStyle.MEDIUM);
//设置右边框线为实线
CBwcfF.setBorder(jxl.format.Border.RIGHT, BorderLineStyle.MEDIUM);
//设置顶部框线为实线
CBwcfF.setBorder(jxl.format.Border.BOTTOM, BorderLineStyle.MEDIUM);
jxl.write.WritableCellFormat CMwcfF = new jxl.write.WritableCellFormat(wf);
CMwcfF.setAlignment(jxl.write.Alignment.LEFT);
//设置垂直对齐为向上对齐
CMwcfF.setVerticalAlignment(VerticalAlignment.TOP);
CMwcfF.setWrap(true);
File tFile = new File(templatePath);//创建模板文件对象
File outFile = new File(outFileStr);//创建输出文件对象
//创建文件输出流对象
FileOutputStream os = new FileOutputStream(outFile);
//模板工作簿对象
Workbook tBook = Workbook.getWorkbook(tFile);
//输出工作簿对象
WritableWorkbook wbook = Workbook.createWorkbook(os, tBook);
//在坐标为(0,0)的单元格写入"测试"字符串使用8号红色小字体，向右对齐
wsheet.addCell(new Label(0, 0, "test", RwcfF));
//在坐标为(1,1)的单元格写入"test"字符串使用8号红色小字体，向左对齐
wsheet.addCell(new Label(1, 1, "test", LwcfF));
//在坐标为(2,2)的单元格写入"测试test"字符串使用8号红色小字体，居中对齐
wsheet.addCell(new Label(2,2, "测试test", CMwcfF));
//在坐标为(3,3)的单元格写入2.00使用18号红色大字体，居中对齐
wsheet.addCell(new Number(23, 14, 2.00, CBwcfF));
//写入
wbook.write();
wbook.close();
tBook.close();
//关闭文件输出流
os.close();     
}
catch(Exception e)
{
System.out.println(e.getMessage());
e.printStackTrace();
}

}

} 

 

补充单元格合并:

WritableSheet sheetWrite=writeWorkbook.createSheet("sheet的名称",0);

//把 单元格（column, row）到单元格（column1, row1）进行合并。

sheetWrite.mergeCells(column, row, column1, row1);