POI生成excel

package samples.demo;

import java.io.FileOutputStream;
import java.util.Date;

import org.apache.poi.hssf.usermodel.HSSFCell;
import org.apache.poi.hssf.usermodel.HSSFCellStyle;
import org.apache.poi.hssf.usermodel.HSSFDataFormat;
import org.apache.poi.hssf.usermodel.HSSFFont;
import org.apache.poi.hssf.usermodel.HSSFHyperlink;
import org.apache.poi.hssf.usermodel.HSSFRow;
import org.apache.poi.hssf.usermodel.HSSFSheet;
import org.apache.poi.hssf.usermodel.HSSFWorkbook;
import org.apache.poi.hssf.util.HSSFColor;
import org.apache.poi.ss.util.CellRangeAddress;

public class PoiCreateExcel {

	public static void main(String[] args) throws Exception {
		// 创建Excel的工作书册 Workbook,对应到一个excel文档
		HSSFWorkbook wb = new HSSFWorkbook();

		// 创建Excel的工作sheet,对应到一个excel文档的tab标签
		HSSFSheet sheet = wb.createSheet("sheet1");

		// 设置excel每列宽度
		sheet.setColumnWidth(0, 4000);
		sheet.setColumnWidth(1, 3500);

		HSSFCellStyle style =getStyle(wb);//边框样式
		HSSFFont font = getFont(wb);
		style.setFont(font);// 样式设置字体

		/**创建Excel的sheet的第一行， 设置单元格内容边框和字体格式 */
		HSSFRow row = sheet.createRow(0);
		row.setHeight((short) 500);// 设定行的高度
		// 创建一个Excel的单元格
		HSSFCell cell = row.createCell(0);
		// 合并单元格CellRangeAddress(startRow，endRow，startColumn，endColumn)
		sheet.addMergedRegion(new CellRangeAddress(0, 0, 0, 2));
		// 给Excel的单元格设置样式和赋值
		cell.setCellStyle(style);
		cell.setCellValue("Hello world");

		
		/** 设置单元格内容Time格式 */
		HSSFCellStyle timeStyle = wb.createCellStyle();
		timeStyle.setDataFormat(HSSFDataFormat.getBuiltinFormat("h:mm:ss"));
		timeStyle.setWrapText(true);// 自动换行
		row = sheet.createRow(1);
		// 设置单元格的样式格式
		cell = row.createCell(0);
		cell.setCellStyle(timeStyle);
		cell.setCellValue(new Date());

		/** 设置单元格内容创建超链接格式 */ 
		HSSFHyperlink link = new HSSFHyperlink(HSSFHyperlink.LINK_URL);
		link.setAddress("http://www.sohu.com");
		cell = row.createCell(1);
		cell.setCellValue("成功");
		cell.setHyperlink(link);// 设定单元格的链接

		FileOutputStream os = new FileOutputStream("D:\\test.xls");
		wb.write(os);
		os.close();
	}
	
	public static HSSFCellStyle getStyle(HSSFWorkbook wb){
		// 创建单元格样式
		HSSFCellStyle style = wb.createCellStyle();
		style.setAlignment(HSSFCellStyle.ALIGN_CENTER);
		style.setVerticalAlignment(HSSFCellStyle.VERTICAL_CENTER);
		style.setFillForegroundColor(HSSFColor.LIGHT_CORNFLOWER_BLUE.index);
		style.setFillPattern(HSSFCellStyle.SOLID_FOREGROUND);
		// 设置边框
		style.setBottomBorderColor(HSSFColor.RED.index);
		style.setBorderBottom(HSSFCellStyle.BORDER_DOUBLE);
		style.setBorderLeft(HSSFCellStyle.BORDER_DOUBLE);
		style.setBorderRight(HSSFCellStyle.BORDER_DOUBLE);
		style.setBorderTop(HSSFCellStyle.BORDER_DOUBLE);
		return style;
	}
	
	public static  HSSFFont getFont(HSSFWorkbook wb ){
		// 创建字体样式
		HSSFFont font = wb.createFont();
		font.setFontName("Verdana");
		font.setBoldweight((short) 100);
		font.setFontHeight((short) 300);
		font.setColor(HSSFColor.BLUE.index);
		return font;
	}

}