Java生成一个exel文件并写入内容

package org.yxp.hrm.base.exel;

import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;

import org.apache.commons.lang3.StringUtils;
import org.apache.poi.hssf.usermodel.HSSFCell;
import org.apache.poi.hssf.usermodel.HSSFRow;
import org.apache.poi.hssf.usermodel.HSSFSheet;
import org.apache.poi.hssf.usermodel.HSSFWorkbook;

/**
*author YXP
*@date 2012-9-5
*package_name org.yxp.hrm.base.exel
*project_name hrm
*/
public final class ExelTool {
// sheetName, String[] headerTitle, List<T> bean, filename, response
public static void main(String[] args) {
//把一个字符串的首字母大写
System.out.println(StringUtils.capitalize("name"));
// 创建一个工作簿
HSSFWorkbook book = new HSSFWorkbook();
// 通过工作簿创建一个工作单
HSSFSheet sheet = book.createSheet("J1203");
// 创建工作单中的一个行(作为标题)
HSSFRow row = sheet.createRow(0);
String[] headTile = new String[]{"编号" , "姓名"};
for(int i = 0 ; i < headTile.length ; i ++){
HSSFCell cell = row.createCell(i);
cell.setCellValue(headTile[i]);
}
// 创建内容行
for(int i = 0 ; i < 3 ; i ++){
row = sheet.createRow(i + 1);
for(int j = 0 ; j < headTile.length ; j ++){
HSSFCell cell = row.createCell(j);
cell.setCellValue("姚想平" + i + j);
}
}
try {
book.write(new FileOutputStream("E:\\hrm.xls"));
} catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
}
}