Java 解析Excel表格

所需jar下载网址点击打开链接 :poi-bin-3.17-20170915.tar.gz

import java.io.File;
import java.io.FileInputStream;
import java.io.InputStream;
import org.apache.poi.hssf.usermodel.HSSFWorkbook;
import org.apache.poi.ss.usermodel.Cell;
import org.apache.poi.ss.usermodel.CellType;
import org.apache.poi.ss.usermodel.Row;
import org.apache.poi.ss.usermodel.Sheet;
import org.apache.poi.ss.usermodel.Workbook;
import org.apache.poi.xssf.usermodel.XSSFWorkbook;

/**
*
* @className AnalysisExcelUtil 解析Excel工具类
*/
public class AnalysisExcelUtil {

public String analysis(File file) {
try {
Workbook workBook = null;
InputStream is = null;
String path = file.getName();
//System.out.println(path);
is = new FileInputStream(file);
if (path.endsWith(".xls")) {
workBook = new HSSFWorkbook(is);
} else if (path.endsWith(".xlsx")) {
workBook = new XSSFWorkbook(is);
} else {
throw new AnalysisExcelException("你的文件格式不是(.xls/.xlsx)");
}
if (workBook != null) {
// 获取sheet的个数
int sheetCount = workBook.getNumberOfSheets();
// 判断是否存在sheet
if (sheetCount > 0) {
// 遍历
for (int i = 0; i < sheetCount; i++) {
// 获得Sheet对象
Sheet sheet = workBook.getSheetAt(i);
// 打印sheet名称
System.out.println("sheet:"+sheet.getSheetName());
for (int rows = sheet.getFirstRowNum(); rows <= sheet.getLastRowNum(); rows++) {
// 获取Row对象
Row row = sheet.getRow(rows);
if (row == null || row.getLastCellNum() < 0) {
break;
}
// 遍历列
for (int columns = row.getFirstCellNum(); columns <= row.getLastCellNum(); columns++) {
Cell cell = row.getCell(columns);
if(cell!=null) {
//按照文本的形式读取
cell.setCellType(CellType.STRING);
System.out.print(cell.getStringCellValue()+"\t");
}
}
System.out.println();
}

}

}
}
} catch (Exception e) {
e.printStackTrace();
}
return null;
}
public static void main(String[] args) {
AnalysisExcelUtil ael=new AnalysisExcelUtil();
ael.analysis(new File("e:/1.xlsx"));
}

}

Excel表格

结果：

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