+ * 描述：临时单元格数据 + *
+ * + * @author zq + * @version V1.0 + * @ClassName: Cell + * @date 2015年9月26日 + */ + class TempCell { + private int row; + private int column; + private CellStyle cellStyle; + private Object data; + //用于列表合并，表示几列合并 + private int columnSize = -1; + + public int getColumn() { + return column; + } + + public void setColumn(int column) { + this.column = column; + } + + public int getRow() { + return row; + } + + public void setRow(int row) { + this.row = row; + } + + public CellStyle getCellStyle() { + return cellStyle; + } + + public void setCellStyle(CellStyle cellStyle) { + this.cellStyle = cellStyle; + } + + public Object getData() { + return data; + } + + public void setData(Object data) { + this.data = data; + } + + public int getColumnSize() { + return columnSize; + } + + public void setColumnSize(int columnSize) { + this.columnSize = columnSize; + } + } + + /** + *+ * 功能：按模板向Excel中相应地方填充数据 + *
+ * + * @param tempFilePath + * @param dataMap + * @param sheetNo + * @throws IOException + * @date 2015年9月26日 + * @author zq + */ + public void writeData(String tempFilePath, Map+ * 功能：按模板向Excel中列表填充数据。 只支持列合并 + *
+ * + * @param tempFilePath + * @param heads 列表头部位置集合 + * @param datalist + * @param sheetNo + * @throws FileNotFoundException + * @throws IOException + * @date 2015年9月27日 + * @author zq + */ + public void writeDateList(String tempFilePath, String[] heads, List+ * 功能：获取输入工作区 + *
+ * + * @param tempFilePath + * @return + * @throws FileNotFoundException + * @throws IOException + * @date 2015年9月26日 + * @author zq + */ + private Workbook getTempWorkbook(String tempFilePath) throws FileNotFoundException, IOException { + if (!tempWorkbook.containsKey(tempFilePath)) { + if (tempFilePath.endsWith(".xlsx")) { + tempWorkbook.put(tempFilePath, new XSSFWorkbook(getFileInputStream(tempFilePath))); + } else if (tempFilePath.endsWith(".xls")) { + tempWorkbook.put(tempFilePath, new HSSFWorkbook(getFileInputStream(tempFilePath))); + } + } + return tempWorkbook.get(tempFilePath); + } + + /** + *+ * 功能：获得模板输入流 + *
+ * + * @param tempFilePath + * @return + * @throws FileNotFoundException + * @date 2015年9月26日 + * @author zq + */ + private FileInputStream getFileInputStream(String tempFilePath) throws FileNotFoundException { + if (!tempStream.containsKey(tempFilePath)) { + tempStream.put(tempFilePath, new FileInputStream(tempFilePath)); + } + return tempStream.get(tempFilePath); + } + + /** + *+ * 功能：设置单元格数据,样式 (根据坐标：B3) + *
+ * + * @param point + * @param data + * @param sheet + * @return + * @date 2015年9月27日 + * @author zq + */ + private TempCell getCell(String point, Object data, Sheet sheet) { + TempCell tempCell = new TempCell(); + + //得到列 字母 + String lineStr = ""; + String reg = "[A-Z]+"; + Pattern p = Pattern.compile(reg); + Matcher m = p.matcher(point); + while (m.find()) { + lineStr = m.group(); + } + //将列字母转成列号 根据ascii转换 + char[] ch = lineStr.toCharArray(); + int column = 0; + for (int i = 0; i < ch.length; i++) { + char c = ch[i]; + int post = ch.length - i - 1; + int r = (int) Math.pow(10, post); + column = column + r * ((int) c - 65); + } + tempCell.setColumn(column); + + //得到行号 + reg = "[1-9]+"; + p = Pattern.compile(reg); + m = p.matcher(point); + while (m.find()) { + tempCell.setRow((Integer.parseInt(m.group()) - 1)); + } + + //获取模板指定单元格样式，设置到tempCell （写列表数据的时候用） + Row rowIn = sheet.getRow(tempCell.getRow()); + if (rowIn == null) { + rowIn = sheet.createRow(tempCell.getRow()); + } + Cell cellIn = rowIn.getCell(tempCell.getColumn()); + if (cellIn == null) { + cellIn = rowIn.createCell(tempCell.getColumn()); + } + tempCell.setCellStyle(cellIn.getCellStyle()); + + tempCell.setData(data); + return tempCell; + } + + /** + *+ * 功能：给指定坐标赋值 + *
+ * + * @param tempCell + * @param sheet + * @date 2015年9月27日 + * @author zq + */ + private void setCell(TempCell tempCell, Sheet sheet) { + if (tempCell.getColumnSize() > -1) { + CellRangeAddress rangeAddress = mergeRegion(sheet, tempCell.getRow(), tempCell.getRow(), tempCell.getColumn(), tempCell.getColumn() + tempCell.getColumnSize()); + setRegionStyle(tempCell.getCellStyle(), rangeAddress, sheet); + } + + Row rowIn = sheet.getRow(tempCell.getRow()); + if (rowIn == null) { + rowIn = sheet.createRow(tempCell.getRow()); + } + Cell cellIn = rowIn.getCell(tempCell.getColumn()); + if (cellIn == null) { + cellIn = rowIn.createCell(tempCell.getColumn()); + } + //根据data类型给cell赋值 + if (tempCell.getData() instanceof String) { + cellIn.setCellValue((String) tempCell.getData()); + } else if (tempCell.getData() instanceof Integer) { + cellIn.setCellValue((int) tempCell.getData()); + } else if (tempCell.getData() instanceof Double) { + cellIn.setCellValue((double) tempCell.getData()); + } else { + cellIn.setCellValue((String) tempCell.getData()); + } + //样式 + if (tempCell.getCellStyle() != null && tempCell.getColumnSize() == -1) { + cellIn.setCellStyle(tempCell.getCellStyle()); + } + + + } + + /** + *+ * 功能：写到输出流并移除资源 + *
+ * + * @param tempFilePath + * @param os + * @throws FileNotFoundException + * @throws IOException + * @date 2015年9月27日 + * @author zq + */ + public void writeAndClose(String tempFilePath, OutputStream os) throws FileNotFoundException, IOException { + if (getTempWorkbook(tempFilePath) != null) { + getTempWorkbook(tempFilePath).write(os); + tempWorkbook.remove(tempFilePath); + } + if (getFileInputStream(tempFilePath) != null) { + getFileInputStream(tempFilePath).close(); + tempStream.remove(tempFilePath); + } + } + + /** + *+ * 功能：判断指定的单元格是否是合并单元格 + *
+ * + * @param sheet + * @param row + * @param column + * @return 0:不是合并单元格，i:合并单元格的位置 + * @date 2015年9月27日 + * @author zq + */ + private Integer isMergedRegion(Sheet sheet, int row, int column) { + int sheetMergeCount = sheet.getNumMergedRegions(); + for (int i = 0; i < sheetMergeCount; i++) { + CellRangeAddress range = sheet.getMergedRegion(i); + int firstColumn = range.getFirstColumn(); + int lastColumn = range.getLastColumn(); + int firstRow = range.getFirstRow(); + int lastRow = range.getLastRow(); + if (row >= firstRow && row <= lastRow) { + if (column >= firstColumn && column <= lastColumn) { + return i; + } + } + } + return -1; + } + + /** + *+ * 功能：合并单元格 + *
+ * + * @param sheet + * @param firstRow + * @param lastRow + * @param firstCol + * @param lastCol + * @date 2015年9月27日 + * @author zq + */ + private CellRangeAddress mergeRegion(Sheet sheet, int firstRow, int lastRow, int firstCol, int lastCol) { + CellRangeAddress rang = new CellRangeAddress(firstRow, lastRow, firstCol, lastCol); + sheet.addMergedRegion(rang); + return rang; + } + + /** + *+ * 功能：设置合并单元格样式 + *
+ * + * @param cs + * @param region + * @param sheet + * @date 2015年9月27日 + * @author zq + */ + private static void setRegionStyle(CellStyle cs, CellRangeAddress region, Sheet sheet) { + for (int i = region.getFirstRow(); i <= region.getLastRow(); i++) { + Row row = sheet.getRow(i); + if (row == null) row = sheet.createRow(i); + for (int j = region.getFirstColumn(); j <= region.getLastColumn(); j++) { + Cell cell = row.getCell(j); + if (cell == null) { + cell = row.createCell(j); + cell.setCellValue(""); + } + cell.setCellStyle(cs); + } + } + } + + + public static void main(String[] args) throws FileNotFoundException, IOException { + String tempFilePath = ExcelUtil.class.getClassLoader().getResource("template1.xlsx").getPath(); +// String tempFilePath = "D:/demo.xlsx"; + File file = new File("/Users/youyongsheng/Desktop/data.xlsx"); + OutputStream os = new FileOutputStream(file); + + ExcelUtils excel = new ExcelUtils(); + Map