1 import java.io.FileInputStream;  2 import java.io.FileNotFoundException;  3 import java.io.IOException;  4   5 import org.apache.poi.hssf.usermodel.HSSFWorkbook;  6 import org.apache.poi.ss.usermodel.Cell;  7 import org.apache.poi.ss.usermodel.DataFormatter;  8 import org.apache.poi.ss.usermodel.Row;  9 import org.apache.poi.ss.usermodel.Sheet; 10 import org.apache.poi.ss.usermodel.Workbook; 11 import org.apache.poi.ss.util.CellRangeAddress; 12 import org.apache.poi.xssf.usermodel.XSSFWorkbook; 13  14 public class TestExcel { 15     private static final DataFormatter FORMATTER = new DataFormatter(); 16  17     /** 18      * 获取单元格内容 19      *  20      * @param cell 21      *            单元格对象 22      * @return 转化为字符串的单元格内容 23      */ 24     private static String getCellContent(Cell cell) { 25         return FORMATTER.formatCellValue(cell); 26     } 27  28     public static boolean isMergedRegion(Sheet sheet, Cell cell) { 29         // 得到一个sheet中有多少个合并单元格 30         int sheetmergerCount = sheet.getNumMergedRegions(); 31         for (int i = 0; i < sheetmergerCount; i++) { 32             // 得出具体的合并单元格 33             CellRangeAddress ca = sheet.getMergedRegion(i); 34             // 得到合并单元格的起始行, 结束行, 起始列, 结束列 35             int firstC = ca.getFirstColumn(); 36             int lastC = ca.getLastColumn(); 37             int firstR = ca.getFirstRow(); 38             int lastR = ca.getLastRow(); 39             // 判断该单元格是否在合并单元格范围之内, 如果是, 则返回 true 40             if (cell.getColumnIndex() <= lastC && cell.getColumnIndex() >= firstC) { 41                 if (cell.getRowIndex() <= lastR && cell.getRowIndex() >= firstR) { 42                     return true; 43                 } 44             } 45         } 46         return false; 47     } 48  49     public static String getMergedRegionValue(Sheet sheet, Cell cell) { 50         // 获得一个 sheet 中合并单元格的数量 51         int sheetmergerCount = sheet.getNumMergedRegions(); 52         // 便利合并单元格 53         for (int i = 0; i < sheetmergerCount; i++) { 54             // 获得合并单元格 55             CellRangeAddress ca = sheet.getMergedRegion(i); 56             // 获得合并单元格的起始行, 结束行, 起始列, 结束列 57             int firstC = ca.getFirstColumn(); 58             int firstR = ca.getFirstRow(); 59  60             if (cell.getColumnIndex() == firstC && cell.getRowIndex() == firstR) { 61                 return "第" + (cell.getRowIndex() + 1) + "行 第" + (cell.getColumnIndex() + 1) + "列 的内容是： "  62                        + getCellContent(cell) + ","; 63             } 64  65         } 66         return ""; 67     } 68  69     private static String getExcelValue(String filePath, int sheetIndex) { 70         String valuehttp://www.mamicode.com/= ""; 71         try { 72             // 创建对Excel工作簿文件 73             Workbook book = null; 74             try { 75                 book = new XSSFWorkbook(new FileInputStream(filePath)); 76             } catch (Exception ex) { 77                 book = new HSSFWorkbook(new FileInputStream(filePath)); 78             } 79  80             Sheet sheet = book.getSheetAt(sheetIndex); 81             // 获取到Excel文件中的所有行数 82             int rows = sheet.getPhysicalNumberOfRows(); 83             // System.out.println("rows:" + rows); 84             // 遍历行 85  86             for (int i = 0; i < rows; i++) { 87                 // 读取左上端单元格 88                 Row row = sheet.getRow(i); 89                 // 行不为空 90                 if (row != null) { 91                     // 获取到Excel文件中的所有的列 92                     int cells = row.getPhysicalNumberOfCells(); 93                     // System.out.println("cells:" + cells); 94  95                     // 遍历列 96                     for (int j = 0; j < cells; j++) { 97                         // 获取到列的值 98                         Cell cell = row.getCell(j); 99                         if (cell != null) {100                             if (isMergedRegion(sheet, cell)) {101                                 value += getMergedRegionValue(sheet, cell);102                             } else {103                                 value += "第" + (i + 1) + "行 第" + (j + 1) + "列 的内容是： " + getCellContent(cell) + ",";104                             }105 106                         }107                     }108 109                 }110             }111         } catch (FileNotFoundException e) {112             e.printStackTrace();113         } catch (IOException e) {114             e.printStackTrace();115         }116 117         return value;118 119     }120 121     public static void main(String[] args) {122 123         String filePath = "F://example.xls";124         int sheetIndex = 0;125 126         String[] val = getExcelValue(filePath, sheetIndex).split(",");127         for (int i = 0; i < val.length; i++) {128             System.out.println(val[i]);129         }130     }131 }