java生成excel文件工具类实例

import java.io.File;
import java.io.IOException;
import jxl.Workbook;
import jxl.write.Label;
import jxl.write.WritableSheet;
import jxl.write.WritableWorkbook;
import jxl.write.WriteException;
import jxl.write.biff.RowsExceededException;
import org.apache.log4j.Logger;

public class ExcelUtils {
	static private Logger logger = Logger.getLogger(ExcelUtils.class);
	static public int SUCCESS = 0;
	static public int ERROR = -1;

	/**
	 *  创建单个sheet的excel文件,自己指定路径,用二维数组来映射相应的单元格
	**/
	static public int createExcel(String fileRootPath,String fileName,String sheetName,String[][] dataArr){
		int result = ERROR;

		try {
			if(fileRootPath == null || "".equals(fileRootPath) || fileName == null || "".equals(fileName) ){
				throw new Exception("创建excel文件错误:createExcel方法参数值为空!");
			}
			if(dataArr == null || dataArr[0] == null){
				throw new Exception("输入的参数dataArr错误!");
			}
			String filePath = fileRootPath + fileName;
			File file = new File(fileRootPath);
			if(!file.exists()){
			     file.mkdirs();
			}
			WritableWorkbook book = Workbook.createWorkbook(new File(filePath));
			if(sheetName ==  null || "".equals(sheetName)){
				sheetName = "第一页";
			}
			// 生成名为sheetName的工作表，参数0表示这是第一页
			WritableSheet sheet = book.createSheet(sheetName , 0);
			// 在Label对象的构造子中指名单元格位置是第一列第一行(0,0)
			// 以及单元格内容为test
			for(int i=0 ;i<dataArr.length;i++){
				for(int j=0;j<dataArr[0].length;j++){
					Label label = new Label(j, i, dataArr[i][j]);
					sheet.addCell(label);// 将定义好的单元格添加到工作表中
				}
			}
			book.write();
			book.close();
			result = SUCCESS;
		} catch (IOException e) {
			logger.error("excel文件路径错误!");
			logger.error(e.toString());
			return result;

		} catch (RowsExceededException e) {
			logger.error("创建excel时,行超过!");
			logger.error(e.toString());
			return result;

		} catch (WriteException e) {
			logger.error("创建excel时,写入错误!");
			logger.error(e.toString());
			return result;

		}catch (Exception e) {
			logger.error(e.toString());
			return result;
		}
		return result;
	}

	public static void main(String args[]) {
		String[][] myarr = new String[2][3];
		myarr[0][0]="11";
		myarr[0][1]="12";
		myarr[0][2]="13";
		myarr[1][0]="21";
		myarr[1][1]="22";
		myarr[1][2]="23";
		ExcelUtils.createExcel("D:/test/", "test.xls", "代理商账户列表", myarr);
	}
}

java生成excel文件工具类实例