本地圖片匯入Excel中
package com.libai.controller;
import java.awt.image.BufferedImage;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import javax.imageio.ImageIO;
import org.apache.poi.hssf.usermodel.HSSFClientAnchor;
import org.apache.poi.hssf.usermodel.HSSFPatriarch;
import org.apache.poi.hssf.usermodel.HSSFSheet;
import org.apache.poi.hssf.usermodel.HSSFWorkbook;
public class POI {
public static void main(String[] args) {
FileOutputStream fileOut = null;
BufferedImage bufferImg = null;// 圖片一
BufferedImage bufferImg1 = null;// 圖片二
try {
// 先把讀進來的圖片放到一個ByteArrayOutputStream中,以便產生ByteArray
ByteArrayOutputStream byteArrayOut = new ByteArrayOutputStream();
ByteArrayOutputStream byteArrayOut1 = new ByteArrayOutputStream();
// 將兩張圖片讀到BufferedImage
bufferImg = ImageIO.read(new File(
"F:/君/0067levgjw1eyutwrxuf2j30xc18g13x.jpg"));
bufferImg1 = ImageIO.read(new File(
"F:/君/0067levgjw1eyovr7h6zlj30qo0zkq9d.jpg"));
ImageIO.write(bufferImg, "png", byteArrayOut);
ImageIO.write(bufferImg1, "png", byteArrayOut1);
// 建立一個工作薄
HSSFWorkbook wb = new HSSFWorkbook();
// 建立一個sheet
HSSFSheet sheet = wb.createSheet("out put excel");
HSSFPatriarch patriarch = sheet.createDrawingPatriarch();
/**
* 該建構函式有8個引數 前四個引數是控制圖片在單元格的位置,分別是圖片距離單元格left,top,right,bottom的畫素距離
* 後四個引數,前連個表示圖片左上角所在的cellNum和 rowNum,後天個引數對應的表示圖片右下角所在的cellNum和
* rowNum, excel中的cellNum和rowNum的index都是從0開始的
*
*/
// 圖片一匯出到單元格B2中
HSSFClientAnchor anchor = new HSSFClientAnchor(0, 0, 0, 0,
(short) 1, 1, (short) 2, 2);
// 圖片二匯出到單元格C3到E5中,且圖片的left和top距離邊框50
HSSFClientAnchor anchor1 = new HSSFClientAnchor(50, 50, 0, 0,
(short) 2, 2, (short) 5, 5);
// 插入圖片
patriarch
.createPicture(anchor, wb.addPicture(
byteArrayOut.toByteArray(),
HSSFWorkbook.PICTURE_TYPE_JPEG));
patriarch.createPicture(anchor1,
wb.addPicture(byteArrayOut1.toByteArray(),
HSSFWorkbook.PICTURE_TYPE_JPEG));
fileOut = new FileOutputStream("C:/Users/user/Desktop/ooo.xls");
// 寫入excel檔案
wb.write(fileOut);
} catch (IOException io) {
io.printStackTrace();
System.out.println("io erorr : " + io.getMessage());
} finally {
if (fileOut != null) {
try {
fileOut.close();
} catch (IOException e) {
e.printStackTrace();
}
}
}
}
}