jar包:
poi-3.8-20120326.jar
poi-examples-3.8-20120326.jar
poi-ooxml-3.8-20120326.jar
poi-ooxml-schemas-3.8-20120326.jar
dom4j-1.6.1.jar
stax-api-1.0.1.jar
xmlbeans-2.3.0.jar
commons-logging-1.1.jar
junit-3.8.1.jar
log4j-1.2.13.jar
官方下载地址:http://poi.apache.org/download.html
package com.ying.hss; import java.io.File; import java.io.FileInputStream; import java.io.IOException; import java.text.SimpleDateFormat; import org.apache.poi.hssf.usermodel.HSSFCell; import org.apache.poi.hssf.usermodel.HSSFDateUtil; import org.apache.poi.ss.usermodel.Cell; 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.ss.usermodel.WorkbookFactory; public class ExcelImport { public static void main(String[] args) { FileInputStream in = null; try { File file = new File("my.xlsx"); in = new FileInputStream(file); Workbook wb = WorkbookFactory.create(in); Sheet sheet = wb.getSheetAt(0); for (Row row : sheet) { int i = row.getRowNum(); if (i == 0 || i == 1) { continue; } for (Cell cell : row) { switch (cell.getCellType()) { case HSSFCell.CELL_TYPE_NUMERIC: // 数字 Object value; if (HSSFDateUtil.isCellDateFormatted(cell)) { SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd"); // 如果是date类型则 ,获取该cell的date值 value = sdf.format(HSSFDateUtil.getJavaDate(cell .getNumericCellValue())); } else { // 纯数字 value = Double.parseDouble(String.valueOf(cell .getNumericCellValue())); } System.out.print(value + " "); break; case HSSFCell.CELL_TYPE_STRING: // 字符串 System.out.print(cell.getStringCellValue() + " "); break; case HSSFCell.CELL_TYPE_BOOLEAN: // Boolean System.out.println(cell.getBooleanCellValue() + " "); break; case HSSFCell.CELL_TYPE_FORMULA: // 公式 System.out.print(cell.getCellFormula() + " "); break; case HSSFCell.CELL_TYPE_BLANK: // 空值 System.out.println(" "); break; case HSSFCell.CELL_TYPE_ERROR: // 故障 System.out.println(" "); break; default: System.out.print("未知类型 "); break; } } System.out.println(" "); } } catch (Exception e) { e.printStackTrace(); } finally { if (in != null) { try { in.close(); } catch (IOException e) { e.printStackTrace(); } } } } }