importjava.io.FileOutputStream;importorg.apache.poi.hssf.usermodel.HSSFCell;importorg.apache.poi.hssf.usermodel.HSSFCellStyle;importorg.apache.poi.hssf.usermodel.HSSFFont;importorg.apache.poi.hssf.usermodel.HSSFRow;importorg.apache.poi.hssf.usermodel.HSSFSheet;importorg.apache.poi.hssf.usermodel.HSSFWorkbook;importorg.apache.poi.hssf.usermodel.HSSFRichTextString;importorg.apache.poi.hssf.usermodel.HSSFDataFormat;importorg.apache.poi.hssf.usermodel.HSSFComment;importorg.apache.poi.hssf.usermodel.HSSFPatriarch;importorg.apache.poi.hssf.usermodel.HSSFClientAnchor;publicclassPoiCreateExcelTest {publicstaticvoidmain(String[] args) {//创建新的Excel 工作簿HSSFWorkbook workbook =newHSSFWorkbook();//在Excel工作簿中建一工作表，其名为缺省值, 也可以指定Sheet名称HSSFSheet sheet =workbook.createSheet();//HSSFSheet sheet = workbook.createSheet("SheetName");//用于格式化单元格的数据HSSFDataFormat format =workbook.createDataFormat();//创建新行(row),并将单元格(cell)放入其中. 行号从0开始计算.HSSFRow row =sheet.createRow((short) 1);//设置字体HSSFFont font =workbook.createFont();font.setFontHeightInPoints((short) 20); //字体高度font.setColor(HSSFFont.COLOR_RED); //字体颜色font.setFontName("黑体"); //字体font.setBoldweight(HSSFFont.BOLDWEIGHT_BOLD); //宽度font.setItalic(true); //是否使用斜体//         font.setStrikeout(true); //是否使用划线//设置单元格类型HSSFCellStyle cellStyle =workbook.createCellStyle();cellStyle.setFont(font);cellStyle.setAlignment(HSSFCellStyle.ALIGN_CENTER); //水平布局：居中cellStyle.setWrapText(true);//添加单元格注释//创建HSSFPatriarch对象,HSSFPatriarch是所有注释的容器.HSSFPatriarch patr =sheet.createDrawingPatriarch();//定义注释的大小和位置,详见文档HSSFComment comment =patr.createComment(newHSSFClientAnchor(0, 0, 0, 0, (short)4, 2, (short) 6, 5));//设置注释内容comment.setString(newHSSFRichTextString("可以在POI中添加注释！"));//设置注释作者. 当鼠标移动到单元格上是可以在状态栏中看到该内容.comment.setAuthor("Xuys.");//创建单元格HSSFCell cell =row.createCell((short) 1);HSSFRichTextString hssfString =newHSSFRichTextString("Hello World!");cell.setCellValue(hssfString);//设置单元格内容cell.setCellStyle(cellStyle);//设置单元格样式cell.setCellType(HSSFCell.CELL_TYPE_STRING);//指定单元格格式：数值、公式或字符串cell.setCellComment(comment);//添加注释//格式化数据row =sheet.createRow((short) 2);cell =row.createCell((short) 2);cell.setCellValue(11111.25);cellStyle =workbook.createCellStyle();cellStyle.setDataFormat(format.getFormat("0.0"));cell.setCellStyle(cellStyle);row =sheet.createRow((short) 3);cell =row.createCell((short) 3);cell.setCellValue(9736279.073);cellStyle =workbook.createCellStyle();cellStyle.setDataFormat(format.getFormat("#,##0.0000"));cell.setCellStyle(cellStyle);sheet.autoSizeColumn((short)0); //调整第一列宽度sheet.autoSizeColumn((short)1); //调整第二列宽度sheet.autoSizeColumn((short)2); //调整第三列宽度sheet.autoSizeColumn((short)3); //调整第四列宽度try{FileOutputStream fileOut =newFileOutputStream("C:\3.xls");workbook.write(fileOut);fileOut.close();}catch(Exception e) {System.out.println(e.toString());}}}