Java XSSFCell.CELL_TYPE_BLANK属性代码示例

/**
 * Gets the cell value.
 *
 * @param cell the cell
 * @return the cell value
 */
private String getCellValue( XSSFCell cell )
{
	if (cell != null)
	{
		switch (cell.getCellType())
		{
			case XSSFCell.CELL_TYPE_BLANK:
				return null;
			case XSSFCell.CELL_TYPE_BOOLEAN:
				return String.valueOf( cell.getBooleanCellValue() );
			case XSSFCell.CELL_TYPE_NUMERIC:
				return String.valueOf( ( int ) cell.getNumericCellValue() );
			case XSSFCell.CELL_TYPE_STRING:
				return cell.getRichStringCellValue().toString();

		}
	}
	return null;
}
 

protected String stringValueOf(CellValue value) {
    switch (value.getCellType()) {
        case XSSFCell.CELL_TYPE_STRING:
            return value.getStringValue();
        case XSSFCell.CELL_TYPE_NUMERIC:
            return String.valueOf(value.getNumberValue());
        case XSSFCell.CELL_TYPE_BLANK:
            return "";
        case XSSFCell.CELL_TYPE_BOOLEAN:
            return String.valueOf(value.getBooleanValue());
        case XSSFCell.CELL_TYPE_ERROR:
            return "error";
        default:
            return "unknown";
    }
}
 

/**
 * Gets the cell value.
 *
 * @param cell the cell
 * @return the cell value
 */
private String getCellValue( XSSFCell cell )
{
	if (cell != null)
	{
		switch (cell.getCellType())
		{
			case XSSFCell.CELL_TYPE_BLANK:
				return null;
			case XSSFCell.CELL_TYPE_BOOLEAN:
				return String.valueOf( cell.getBooleanCellValue() );
			case XSSFCell.CELL_TYPE_NUMERIC:
				return String.valueOf( cell.getNumericCellValue() );
			case XSSFCell.CELL_TYPE_STRING:
				return cell.getRichStringCellValue().toString();
		}
	}
	return null;
}
 

/**
 * Gets the cell value.
 *
 * @param cell the cell
 * @return the cell value
 */
private String getCellValue( XSSFCell cell )
{
	if (cell != null)
	{
		switch (cell.getCellType())
		{
			case XSSFCell.CELL_TYPE_BLANK:
				return null;
			case XSSFCell.CELL_TYPE_BOOLEAN:
				return String.valueOf( cell.getBooleanCellValue() );
			case XSSFCell.CELL_TYPE_NUMERIC:
			{
			    String useValue = String.valueOf( cell.getNumericCellValue() );
			    if ( useValue.endsWith( ".0" ) )
			        return useValue.split( "\\." )[0];
			    else
			        return useValue;
			}
			case XSSFCell.CELL_TYPE_STRING:
				return cell.getRichStringCellValue().toString();
		}
	}
	return null;
}
 

private String getCellValue( XSSFCell cell )
{
    if (cell != null )
    {
        switch (cell.getCellType())
        {
            case XSSFCell.CELL_TYPE_BLANK:
                return null;
            case XSSFCell.CELL_TYPE_BOOLEAN:
                return String.valueOf( cell.getBooleanCellValue() );
            case XSSFCell.CELL_TYPE_NUMERIC:
                return String.valueOf( cell.getNumericCellValue() );
            case XSSFCell.CELL_TYPE_STRING:
                return cell.getRichStringCellValue().toString();
        }
    }
    return null;
}
 

/**
 * 获取单元格类型名称
 *
 * @param cell
 * @return
 *
 */
public static String getCellTypeName(XSSFCell cell) {
    if (cell == null) {
        return "null";
    }

    switch (cell.getCellType()) {
    case XSSFCell.CELL_TYPE_BLANK: return "CELL_TYPE_BLANK";
    case XSSFCell.CELL_TYPE_BOOLEAN: return "CELL_TYPE_BOOLEAN";
    case XSSFCell.CELL_TYPE_ERROR: return "CELL_TYPE_ERROR";
    case XSSFCell.CELL_TYPE_FORMULA: return "CELL_TYPE_FORMULA";
    case XSSFCell.CELL_TYPE_NUMERIC: return "CELL_TYPE_NUMERIC";
    case XSSFCell.CELL_TYPE_STRING: return "CELL_TYPE_STRING";
    default: return "unknown";
    }
}
 

/**
 * Get the value of the excel-cell as String.
 * 
 * @param workbook
 *            workbook (excel) for evaluating cell formulas
 * @param cell
 *            cell (excel)
 * 
 * @return the value of the excel-cell as String
 */
static String cellValues2String(XSSFWorkbook workbook, XSSFCell cell) {
	if (cell == null) {
		return null;
	}
	switch (cell.getCellType()) {
	case XSSFCell.CELL_TYPE_NUMERIC:
		if (HSSFDateUtil.isCellDateFormatted(cell)) {
			return new SimpleDateFormat(JExUnitConfig.getStringProperty(JExUnitConfig.ConfigKey.DATE_PATTERN))
					.format(cell.getDateCellValue());
		} else {
			return String.valueOf(cell.getNumericCellValue());
		}
	case XSSFCell.CELL_TYPE_STRING:
		return cell.getStringCellValue();
	case XSSFCell.CELL_TYPE_FORMULA:
		return evaluateCellFormula(workbook, cell);
	case XSSFCell.CELL_TYPE_BLANK:
		return cell.getStringCellValue();
	case XSSFCell.CELL_TYPE_BOOLEAN:
		return String.valueOf(cell.getBooleanCellValue());
	case XSSFCell.CELL_TYPE_ERROR:
		return String.valueOf(cell.getErrorCellValue());
	}
	return null;
}
 

/**
 * @param oldCell
 * @param newCell
 * @param styleMap
 */
public static void copyCell(XSSFCell oldCell, XSSFCell newCell, Map<Integer, XSSFCellStyle> styleMap) {
    if (styleMap != null) {
        if (oldCell.getSheet().getWorkbook() == newCell.getSheet().getWorkbook()) {
            newCell.setCellStyle(oldCell.getCellStyle());
        } else {
            int stHashCode = oldCell.getCellStyle().hashCode();
            XSSFCellStyle newCellStyle = styleMap.get(stHashCode);
            if (newCellStyle == null) {
                newCellStyle = newCell.getSheet().getWorkbook().createCellStyle();
                newCellStyle.cloneStyleFrom(oldCell.getCellStyle());
                styleMap.put(stHashCode, newCellStyle);
            }
            newCell.setCellStyle(newCellStyle);
        }
    }
    switch (oldCell.getCellType()) {
        case XSSFCell.CELL_TYPE_STRING:
            newCell.setCellValue(oldCell.getStringCellValue());
            break;
        case XSSFCell.CELL_TYPE_NUMERIC:
            newCell.setCellValue(oldCell.getNumericCellValue());
            break;
        case XSSFCell.CELL_TYPE_BLANK:
            newCell.setCellType(XSSFCell.CELL_TYPE_BLANK);
            break;
        case XSSFCell.CELL_TYPE_BOOLEAN:
            newCell.setCellValue(oldCell.getBooleanCellValue());
            break;
        case XSSFCell.CELL_TYPE_ERROR:
            newCell.setCellErrorValue(oldCell.getErrorCellValue());
            break;
        case XSSFCell.CELL_TYPE_FORMULA:
            newCell.setCellFormula(oldCell.getCellFormula());
            break;
        default:
            break;
    }

}
 

private void shiftRange(int numRowsDown, int rowStart, int rowEnd, int colStart, int colEnd) throws Exception {
        // loop through from bottom row up to either SHIFT the whole row, or copy necessary columns, insert  new row below, insert the data from the cell and then delete all style and format from the original cell
        for(int j=rowEnd;j>rowStart;j--) {
            XSSFRow row = worksheet.getRow(j);
            XSSFRow newRow = worksheet.getRow(j+numRowsDown);
            if(row == null && newRow == null) 
                continue;
            else if (row == null) {
                worksheet.removeRow(newRow);
                continue;
            }
            if(newRow == null) {
                newRow = worksheet.createRow(j+numRowsDown);
            }
//            newRow = worksheet.getRow(j+numRowsDown);
            //if(row ==null) continue;
            for(int k=colStart;k<=colEnd;k++) {
                XSSFCell cell = row.getCell(k);
                if(cell != null) {
                    XSSFCell newCell = newRow.getCell(k)==null ? newRow.createCell(k) : newRow.getCell(k);
                    if(cell==null) continue;
                    if(cell.getCellType() == XSSFCell.CELL_TYPE_FORMULA) {
                        String calc = cell.getCellFormula();
                        newCell.setCellStyle(cell.getCellStyle());
                        cell.setCellType(XSSFCell.CELL_TYPE_BLANK);
                        this.setCellFormula(newCell, calc);
                    } else if(cell.getCellType()==XSSFCell.CELL_TYPE_BLANK) {
                        newCell.setCellType(XSSFCell.CELL_TYPE_BLANK);
                    } else {
                        newCell.copyCellFrom(cell, new CellCopyPolicy());
                        newCell.setCellStyle(cell.getCellStyle());
                    }
                }
            }
        }
    }
 

private int checkForContent(int rowStart, int rowEnd, int colStart, int colEnd) throws Exception {
    for(int j=rowEnd;j>rowStart;j--) {
        XSSFRow row = worksheet.getRow(j);
        if(row ==null) continue;
        for(int k=colStart;k<=colEnd;k++) {
            XSSFCell cell = row.getCell(k);
            if(cell==null) continue;
            if(cell.getCellType() == XSSFCell.CELL_TYPE_BLANK) continue;
            return j;
        }
    }
    return 0;
}
 

/**
 * 读取 Int 数值
 *
 * @return
 *
 */
public Integer readInt() {
    final XSSFCell cell = this.readCell();

    if (cell == null ||
        cell.getCellType() == XSSFCell.CELL_TYPE_BLANK) {
        return null;
    } else {
        return XSSFUtil.getIntCellVal(cell);
    }
}
 

/**
 * 读取 Long 数值
 *
 * @return
 *
 */
public Long readLong() {
    final XSSFCell cell = this.readCell();

    if (cell == null ||
        cell.getCellType() == XSSFCell.CELL_TYPE_BLANK) {
        return null;
    } else {
        return XSSFUtil.getLongCellVal(cell);
    }
}
 

/**
 * 读取 Short 数值
 *
 * @return
 *
 */
public Short readShort() {
    final XSSFCell cell = this.readCell();

    if (cell == null ||
        cell.getCellType() == XSSFCell.CELL_TYPE_BLANK) {
        return null;
    } else {
        return XSSFUtil.getShortCellVal(cell);
    }
}
 

/**
 * 读取 Str 数值
 *
 * @return
 *
 */
public String readStr() {
    final XSSFCell cell = this.readCell();

    if (cell == null ||
        cell.getCellType() == XSSFCell.CELL_TYPE_BLANK) {
        return null;
    } else {
        return XSSFUtil.getStrCellVal(cell);
    }
}
 

/**
 * 读取 Bool 数值
 *
 * @return
 *
 */
public Boolean readBool() {
    final XSSFCell cell = this.readCell();

    if (cell == null ||
        cell.getCellType() == XSSFCell.CELL_TYPE_BLANK) {
        return false;
    } else {
        return XSSFUtil.getBoolCellVal(cell);
    }
}