/*** */
package com.b510.excel;import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.List;import org.apache.poi.hssf.usermodel.HSSFCell;
import org.apache.poi.hssf.usermodel.HSSFRow;
import org.apache.poi.hssf.usermodel.HSSFSheet;
import org.apache.poi.hssf.usermodel.HSSFWorkbook;import com.b510.common.Common;
import com.b510.excel.vo.Student;/*** @author Hongten* @created 2014-5-18*/
public class ReadExcel {public List<Student> readXls() throws IOException {InputStream is = new FileInputStream(Common.EXCEL_PATH);HSSFWorkbook hssfWorkbook = new HSSFWorkbook(is);Student student = null;List<Student> list = new ArrayList<Student>();// 循环工作表Sheetfor (int numSheet = 0; numSheet < hssfWorkbook.getNumberOfSheets(); numSheet++) {HSSFSheet hssfSheet = hssfWorkbook.getSheetAt(numSheet);if (hssfSheet == null) {continue;}// 循环行Rowfor (int rowNum = 1; rowNum <= hssfSheet.getLastRowNum(); rowNum++) {HSSFRow hssfRow = hssfSheet.getRow(rowNum);if (hssfRow != null) {student = new Student();HSSFCell no = hssfRow.getCell(0);HSSFCell name = hssfRow.getCell(1);HSSFCell age = hssfRow.getCell(2);HSSFCell score = hssfRow.getCell(3);student.setNo(getValue(no));student.setName(getValue(name));student.setAge(getValue(age));student.setScore(Float.valueOf(getValue(score)));list.add(student);}}}return list;}@SuppressWarnings("static-access")private String getValue(HSSFCell hssfCell) {if (hssfCell.getCellType() == hssfCell.CELL_TYPE_BOOLEAN) {// 返回布尔类型的值return String.valueOf(hssfCell.getBooleanCellValue());} else if (hssfCell.getCellType() == hssfCell.CELL_TYPE_NUMERIC) {// 返回数值类型的值return String.valueOf(hssfCell.getNumericCellValue());} else {// 返回字符串类型的值return String.valueOf(hssfCell.getStringCellValue());}}
}

/*** */
package com.b510.excel;import java.io.IOException;
import java.sql.SQLException;
import java.util.List;import com.b510.common.Common;
import com.b510.excel.util.DbUtil;
import com.b510.excel.vo.Student;/*** @author Hongten* @created 2014-5-18*/
public class SaveData2DB {@SuppressWarnings({ "rawtypes" })public void save() throws IOException, SQLException {ReadExcel xlsMain = new ReadExcel();Student student = null;List<Student> list = xlsMain.readXls();for (int i = 0; i < list.size(); i++) {student = list.get(i);List l = DbUtil.selectOne(Common.SELECT_STUDENT_SQL + "'%" + student.getName() + "%'", student);if (!l.contains(1)) {DbUtil.insert(Common.INSERT_STUDENT_SQL, student);} else {System.out.println("The Record was Exist : No. = " + student.getNo() + " , Name = " + student.getName() + ", Age = " + student.getAge() + ", and has been throw away!");}}}
}