使用java技术将Excel表格内容导入mysql数据库

1、添加POI jar包到项目的lib目录下­

2、Excel文件目录:d://excel.xls­

3、数据库字段为:num1 num2 num3 num4 num5 num6­

4、数据库名：blog­

5、表名:test­

6、编写类：连接mysql的字符串方法、插入的方法、实体类­­

1 import java.io.FileInputStream;­

2 import java.io.FileNotFoundException;­

3 import java.io.IOException;­

4 import org.apache.commons.logging.Log;­

5 import org.apache.commons.logging.LogFactory;­

6 import org.apache.poi.hssf.usermodel.HSSFCell;­

7 import org.apache.poi.hssf.usermodel.HSSFRow;­

8 import org.apache.poi.hssf.usermodel.HSSFSheet;­

9 import org.apache.poi.hssf.usermodel.HSSFWorkbook;­

10

11 public class TestExcel {­

12 //记录类的输出信息­

13 static Log log = LogFactory.getLog(TestExcel.class); ­

14 //获取Excel文档的路径­

15 public static String filePath = "D://excel.xls";­

16 public static void main(String[] args) {­

17 try {­

18 // 创建对Excel工作簿文件的引用­

19 HSSFWorkbook wookbook = new HSSFWorkbook(new FileInputStream(filePath));­

21 // 在Excel文档中，第一张工作表的缺省索引是0

22 // 其语句为：HSSFSheet sheet = workbook.getSheetAt(0);­

23 HSSFSheet sheet = wookbook.getSheet("Sheet1");­

25 //获取到Excel文件中的所有行数­

26 int rows = sheet.getPhysicalNumberOfRows();

28 //遍历行­

29 for (int i = 0; i < rows; i++) {­

30 // 读取左上端单元格­

31 HSSFRow row = sheet.getRow(i);­

32 // 行不为空­

33 if (row != null) {­

34 //获取到Excel文件中的所有的列­

35 int cells = row.getPhysicalNumberOfCells();­

36 String value = ""; ­

37 //遍历列­

38 for (int j = 0; j < cells; j++) {­

39 //获取到列的值­

40 HSSFCell cell = row.getCell(j);­

41 if (cell != null) {­

42 switch (cell.getCellType()) {­

43 case HSSFCell.CELL_TYPE_FORMULA:­

44 break;­

45 case HSSFCell.CELL_TYPE_NUMERIC:­

46 value += cell.getNumericCellValue() + ","; ­

47 break; ­

48 case HSSFCell.CELL_TYPE_STRING:­

49 value += cell.getStringCellValue() + ",";­

50 break;­

51 default:­

52 value += "0";­

53 break;­

54 }­

55 }

56 }­

57 // 将数据插入到mysql数据库中­

58 String[] val = value.split(",");­

59 TestEntity entity = new TestEntity();­

60 entity.setNum1(val[0]);­

61 entity.setNum2(val[1]);­

62 entity.setNum3(val[2]);­

63 entity.setNum4(val[3]);­

64 entity.setNum5(val[4]);­

65 entity.setNum6(val[5]);­

66 TestMethod method = new TestMethod();­

67 method.Add(entity);­

68 }­

69 }­

70 } catch (FileNotFoundException e) {­

71 e.printStackTrace();­

72 } catch (IOException e) {­

73 e.printStackTrace();­

74 }­

75 }­

76 }­