JAVA 通过poi 读取本地excel(.xls,.xlsx)文件，文件中包含图片_poi-ooxml-schemas-3.8-20120326.jar下载-CSDN博客

本文提供了一段用于读取.xls和.xlsx文件的Java代码示例，通过使用Apache POI库来解析Excel文件，包括读取单元格数据类型如字符串、数值、日期和布尔值等，并展示了如何获取嵌入在工作表中的图片数据。

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以下代码亲测可以使用。以下代码可以直接运行查看效果。

jar 下载地址:http://download.csdn.net/detail/qw0907/9741548

用的jar如下：

poi-3.8-20120326.jar

poi-ooxml-3.8-20120326.jar

poi-ooxml-schemas-3.8-20120326.jar

poi-scratchpad-3.8-20120326.jar

读取.xls

import java.io.File;
import java.io.FileInputStream;
import java.util.List;
 
import org.apache.poi.hssf.usermodel.HSSFPicture;
import org.apache.poi.hssf.usermodel.HSSFPictureData;
import org.apache.poi.hssf.usermodel.HSSFShape;
import org.apache.poi.hssf.usermodel.HSSFSheet;
import org.apache.poi.hssf.usermodel.HSSFWorkbook;
import org.apache.poi.ss.usermodel.Cell;
import org.apache.poi.ss.usermodel.DateUtil;
import org.apache.poi.ss.usermodel.Row;
 
public final class TestImportExcel {
 
    public static void main(String[] args) throws Exception  {
 
        File excelFile = new File("F:\\B5204645.xls");
        HSSFWorkbook wb = new HSSFWorkbook(new FileInputStream(excelFile));
        HSSFSheet sheet = wb.getSheetAt(0);
 
        for (Row row : sheet) {
            for (Cell cell : row) {
                switch (cell.getCellType()) {
                case Cell.CELL_TYPE_STRING:
                    System.out.print(cell.getRichStringCellValue().getString());
                    System.out.print("|");
                    break;
                case Cell.CELL_TYPE_NUMERIC:
                    if (DateUtil.isCellDateFormatted(cell)) {
                        System.out.print(String.valueOf(cell.getDateCellValue()));
                    } else {
                        System.out.print(cell.getNumericCellValue());
                    }
                    System.out.print("|");
                    break;
                case Cell.CELL_TYPE_BOOLEAN:
                    System.out.print(cell.getBooleanCellValue());
                    System.out.print("|");
                    break;
                default:
                }
            }
            System.out.println();
        }
         
        //读取图片
        List<HSSFPictureData> pictures = wb.getAllPictures();  
        for (HSSFShape shape : sheet.getDrawingPatriarch().getChildren()) {  
            if (shape instanceof HSSFPicture) {
                HSSFPicture pic = (HSSFPicture) shape;  
                int pictureIndex = pic.getPictureIndex()-1;  
                HSSFPictureData picData = pictures.get(pictureIndex);
                System.out.println("image-size:" + picData.getData().length);
            }  
        }  
         
        System.out.println(wb.getSheetName(0));
    }
}

读取.xlsx

package com.sae.ecds.ct.excel;

import java.io.File;
import java.io.FileInputStream;
import java.util.List;
 
import org.apache.poi.ss.usermodel.Cell;
import org.apache.poi.ss.usermodel.DateUtil;
import org.apache.poi.ss.usermodel.Row;
import org.apache.poi.xssf.usermodel.XSSFPictureData;
import org.apache.poi.xssf.usermodel.XSSFSheet;
import org.apache.poi.xssf.usermodel.XSSFWorkbook;
 
public final class TestImportXlsx {
 
    public static void main(String[] args) throws Exception  {
 
        File excelFile = new File("F:\\B52046450056.xlsx");
        XSSFWorkbook wb = new XSSFWorkbook(new FileInputStream(excelFile));
        XSSFSheet sheet = wb.getSheetAt(0);
 
        for (Row row : sheet) {
            for (Cell cell : row) {
                switch (cell.getCellType()) {
                case Cell.CELL_TYPE_STRING:
                    System.out.print(cell.getRichStringCellValue().getString());
                    System.out.print("|");
                    break;
                case Cell.CELL_TYPE_NUMERIC:
                    if (DateUtil.isCellDateFormatted(cell)) {
                        System.out.print(String.valueOf(cell.getDateCellValue()));
                    } else {
                        System.out.print(cell.getNumericCellValue());
                    }
                    System.out.print("|");
                    break;
                case Cell.CELL_TYPE_BOOLEAN:
                    System.out.print(cell.getBooleanCellValue());
                    System.out.print("|");
                    break;
                default:
                }
            }
            System.out.println();
        }
         
        //读取图片
        List<XSSFPictureData> pictures = wb.getAllPictures();  
        for (int i = 0; i < pictures.size(); i++) {
            XSSFPictureData pictureData = pictures.get(i);
            byte[] picData = pictureData.getData();
            System.out.println("image-size:" + picData.length);
         }
        
        
        System.out.println(wb.getSheetName(0));
    }
}