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import java.io.FileOutputStream;
import org.apache.poi.hssf.usermodel.HSSFCell;
import org.apache.poi.hssf.usermodel.HSSFCellStyle;
import org.apache.poi.hssf.usermodel.HSSFFont;
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.usermodel.HSSFRichTextString;
import org.apache.poi.hssf.usermodel.HSSFDataFormat;
import org.apache.poi.hssf.usermodel.HSSFComment;
import org.apache.poi.hssf.usermodel.HSSFPatriarch;
import org.apache.poi.hssf.usermodel.HSSFClientAnchor;
public class PoiCreateExcelDemo {
public static void main(String[] args) {
// 创建新的Excel工作簿
HSSFWorkbook workbook = new HSSFWorkbook();
// 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(new HSSFClientAnchor(0, 0, 0, 0, (short)4, 2, (short) 6, 5));
// 设置注释内容
comment.setString(new HSSFRichTextString("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 = new HSSFRichTextString("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 = new FileOutputStream("E:/demo.xls");
workbook.write(fileOut);
fileOut.close();
} catch (Exception e) {
System.out.println(e.toString());
}
}
}
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POI使用示例
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by the author.