web/src/main/java/com/chenxuan/constants/ExcelUtils.java

package com.chenxuan.constants;

import org.apache.poi.hssf.usermodel.*;
import org.apache.poi.hssf.util.HSSFColor;
import org.apache.poi.ss.usermodel.*;
import org.apache.poi.ss.util.CellRangeAddress;
import org.apache.poi.ss.util.CellRangeAddressList;
import org.apache.poi.xssf.usermodel.XSSFCell;
import org.apache.poi.xssf.usermodel.XSSFCellStyle;
import org.apache.poi.xssf.usermodel.XSSFSheet;

import java.text.DecimalFormat;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.List;

/**
 * excel util 
 * @author Jordan_Li
 *
 */
public class ExcelUtils {
	public static final String OFFICE_EXCEL_2003_POSTFIX = "xls";
	public static final String OFFICE_EXCEL_2010_POSTFIX = "xlsx";
	public static final String EMPTY = "";
	public static final String POINT = ".";
	public static SimpleDateFormat sdf = new SimpleDateFormat("yyyy/MM/dd");

	/**
	 * get path suffix
	 * 
	 * @param path
	 * @return
	 */
	public static String getPostfix(String path) {
		if (path == null || EMPTY.equals(path.trim())) {
			return EMPTY;
		}
		if (path.contains(POINT)) {
			return path.substring(path.lastIndexOf(POINT) + 1, path.length());
		}
		return EMPTY;
	}

	/**
	 * cell style
	 * 
	 * @param hssfCell
	 * @return
	 */
	@SuppressWarnings({ "static-access" })
	public static String getHValue(HSSFCell hssfCell) {
		if (hssfCell.getCellType() == hssfCell.CELL_TYPE_BOOLEAN) {
			return String.valueOf(hssfCell.getBooleanCellValue());
		} else if (hssfCell.getCellType() == hssfCell.CELL_TYPE_NUMERIC) {
			String cellValue = "";
			if (HSSFDateUtil.isCellDateFormatted(hssfCell)) {
				Date date = HSSFDateUtil.getJavaDate(hssfCell.getNumericCellValue());
				cellValue = sdf.format(date);
			} else {
				DecimalFormat df = new DecimalFormat("#.##");
				cellValue = df.format(hssfCell.getNumericCellValue());
				String strArr = cellValue.substring(cellValue.lastIndexOf(POINT) + 1, cellValue.length());
				if (strArr.equals("00")) {
					cellValue = cellValue.substring(0, cellValue.lastIndexOf(POINT));
				}
			}
			return cellValue;
		} else {
			return String.valueOf(hssfCell.getStringCellValue());
		}
	}

	/**
	 * cell style
	 * 
	 * @param xssfCell
	 * @return
	 */
	public static String getXValue(XSSFCell xssfCell) {
		if (xssfCell.getCellType() == Cell.CELL_TYPE_BOOLEAN) {
			return String.valueOf(xssfCell.getBooleanCellValue());
		} else if (xssfCell.getCellType() == Cell.CELL_TYPE_NUMERIC) {
			String cellValue = "";
			if (DateUtil.isCellDateFormatted(xssfCell)) {
				Date date = DateUtil.getJavaDate(xssfCell.getNumericCellValue());
				cellValue = sdf.format(date);
			} else {
				DecimalFormat df = new DecimalFormat("#.##");
				cellValue = df.format(xssfCell.getNumericCellValue());
				String strArr = cellValue.substring(cellValue.lastIndexOf(POINT) + 1, cellValue.length());
				if (strArr.equals("00")) {
					cellValue = cellValue.substring(0, cellValue.lastIndexOf(POINT));
				}
			}
			return cellValue;
		} else {
			return String.valueOf(xssfCell.getStringCellValue());
		}
	}
	
	/**
	 * create row data
	 * 
	 * @param currentRow
	 *            
	 * @param textList
	 *            
	 */
	public static void creatRow(HSSFRow currentRow, String[] textList) {
		if (textList != null && textList.length > 0) {
			int i = 0;
			for (String cellValue : textList) {
				HSSFCell userNameLableCell = currentRow.createCell(i++);
				userNameLableCell.setCellValue(cellValue);
			}
		}
	}

	public static void creatborderRow(HSSFWorkbook hwb, HSSFRow currentRow,
			String[] textList, HSSFCellStyle unLock, HSSFCellStyle locked) {
		if (textList != null && textList.length > 0) {
			int i = 0;
			for (String cellValue : textList) {
				HSSFCell userNameLableCell = currentRow.createCell(i++);
				userNameLableCell.setCellValue(cellValue);
			}
		}
	}

	public static void creatRow(HSSFRow currentRow, Object[] textList) {
		if (textList != null && textList.length > 0) {
			int i = 0;
			for (Object cellValue : textList) {
				HSSFCell userNameLableCell = currentRow.createCell(i++);
				userNameLableCell.setCellValue(cellValue.toString());
			}
		}
	}

	public static void creatFlexibleRow(HSSFRow currentRow, String[] textList,
			int beginNum, int endNum) {
		if (textList != null && textList.length > 0) {
			int i = 0;
			for (int j = beginNum; j < textList.length - endNum; j++) {
				HSSFCell userNameLableCell = currentRow.createCell(i++);
				userNameLableCell.setCellValue(textList[j]);
			}
		}
	}

	public static void creatFlexibleRow(HSSFRow currentRow, Object[] textList,
			int beginNum, int endNum) {
		if (textList != null && textList.length > 0) {
			int i = 0;
			for (int j = beginNum; j < textList.length - endNum; j++) {
				HSSFCell userNameLableCell = currentRow.createCell(i++);
				userNameLableCell.setCellValue(textList[j].toString());
			}
		}
	}

	public static void creatFlexibleRow(HSSFRow currentRow, Object[] textList,
			int beginNum, int endNum, int CellNum, String CellValue) {
		if (textList != null && textList.length > 0) {
			HSSFCell userNameLableCellT = currentRow.createCell(0);
			userNameLableCellT.setCellValue(CellValue);
			for (int j = beginNum; j < textList.length - endNum; j++) {
				HSSFCell userNameLableCell = currentRow.createCell(CellNum++);
				userNameLableCell.setCellValue(textList[j].toString());
			}
		}
	}

	/**
	 * create row data with style
	 * 
	 * @param currentRow
	 * @param textList
	 */
	public static void creatStyleRow(HSSFRow currentRow, String[] textList,
			HSSFWorkbook workbook) {
		HSSFCellStyle style = workbook.createCellStyle();
		/*style.setAlignment(HSSFCellStyle.ALIGN_CENTER);
		style.setVerticalAlignment(HSSFCellStyle.VERTICAL_CENTER);
		style.setFillForegroundColor(HSSFColor.LAVENDER.index);
		style.setFillPattern(HSSFCellStyle.SOLID_FOREGROUND);
		style.setFillPattern(HSSFCellStyle.SOLID_FOREGROUND);
		style.setBorderBottom(HSSFCellStyle.BORDER_DOTTED);
		style.setBorderLeft(HSSFCellStyle.BORDER_DOTTED);
		style.setBorderRight(HSSFCellStyle.BORDER_THIN);
		style.setBorderTop(HSSFCellStyle.BORDER_THIN);*/
		HSSFFont font = workbook.createFont();
		font.setFontName("Verdana");
		font.setColor(HSSFColor.BLUE.index);
		style.setFont(font);

		if (textList != null && textList.length > 0) {
			int i = 0;
			for (String cellValue : textList) {
				HSSFCell userNameLableCell = currentRow.createCell(i++);
				userNameLableCell.setCellStyle(style);
				userNameLableCell.setCellValue(cellValue);
			}
		}
	}

	/**
	 * create row data with no color
	 * 
	 * @param currentRow
	 * @param textList
	 */
	public static void creatNoColorRow(Row currentRow, String[] textList,
			Workbook workbook) {
		if (textList != null && textList.length > 0) {
			int i = 0;
			for (String cellValue : textList) {
				Cell userNameLableCell = currentRow.createCell(i++);
				currentRow.setHeightInPoints(20);
				userNameLableCell.setCellValue(cellValue);
			}
		}
	}

	/**
	 * data valid list
	 * @param selectTextList
	 * @param naturalRowIndex
	 * @param naturalColumnIndex
	 * @return
	 */
	public static DataValidation getDataValidationList(String[] selectTextList,
			int naturalRowIndex, int naturalColumnIndex) {
		DVConstraint constraint = DVConstraint
				.createExplicitListConstraint(selectTextList);
		int firstRow = naturalRowIndex - 1;
		int lastRow = naturalRowIndex - 1;
		int firstCol = naturalColumnIndex - 1;
		int lastCol = naturalColumnIndex - 1;
		CellRangeAddressList regions = new CellRangeAddressList(firstRow,
				lastRow, firstCol, lastCol);
		DataValidation data_validation_list = new HSSFDataValidation(regions,
				constraint);
		return data_validation_list;
	}

	/**
	 * data valid list
	 * 
	 * @param formulaString
	 * @param naturalRowIndex
	 * @param naturalColumnIndex
	 * @return
	 */
	public static DataValidation getDataValidationByFormula(
			String formulaString, int naturalRowIndex, int naturalColumnIndex) {
		DVConstraint constraint = DVConstraint
				.createFormulaListConstraint(formulaString);
		int firstRow = naturalRowIndex - 1;
		int lastRow = naturalRowIndex - 1;
		int firstCol = naturalColumnIndex - 1;
		int lastCol = naturalColumnIndex - 1;
		CellRangeAddressList regions = new CellRangeAddressList(firstRow,
				lastRow, firstCol, lastCol);
		DataValidation data_validation_list = new HSSFDataValidation(regions,
				constraint);
		return data_validation_list;

	}

	/**
	 * create excel name
	 * @param workbook
	 *            
	 * @param fistMenuList
	 *           
	 * @param secondMenuList
	 */
	public static void creatExcelNameList(HSSFWorkbook workbook,
			String[] fistMenuList, List<String[]> secondMenuList,
			String hideSheetName, String workForm) {
		Name name;
		name = workbook.createName();
		name.setNameName(workForm);
		if (fistMenuList.length > 0) {
			name.setRefersToFormula(hideSheetName + "!$A$1:$"
					+ intToExcelIndex(fistMenuList.length) + "$1");
		}
		if (null != secondMenuList && secondMenuList.size() > 0) {
			for (int i = 0; i < secondMenuList.size(); i++) {
				String[] secondMenu = (String[]) secondMenuList.get(i);
				name = workbook.createName();
				name.setNameName(secondMenu[0]);
				if (secondMenu.length > 0) {
					name.setRefersToFormula(hideSheetName + "!$B$" + (2 + i)
							+ ":$" + intToExcelIndex(secondMenu.length) + "$"
							+ (2 + i) + "");

				}
			}
		}
	}

	/**
	 * set workbook style
	 * 
	 * @param workbook
	 * @date 2016-8-3 14:55:33
	 * @author mary_ma
	 */
	public static void setCellStyle(Workbook workbook) {
		CellStyle headstyle = workbook.createCellStyle();
		//居中
		headstyle.setAlignment(HorizontalAlignment.CENTER);
		//垂直
		headstyle.setVerticalAlignment(VerticalAlignment.CENTER);
		headstyle.setWrapText(true);

		Font headfont = workbook.createFont();
		headfont.setFontName("新宋体");
		headfont.setFontHeightInPoints((short)13);
		//headfont.setBoldweight(HSSFFont.BOLDWEIGHT_BOLD);
		headstyle.setFont(headfont);
	}

	public static void titleStyle(Workbook wb, Row currentRow, XSSFSheet sheet, String name, int lastCol) {
		//标题样式
		XSSFCellStyle titleStyle = (XSSFCellStyle) wb.createCellStyle();
		//居中
		titleStyle.setAlignment(HorizontalAlignment.CENTER);
		//垂直
		titleStyle.setVerticalAlignment(VerticalAlignment.CENTER);
		Font ztFont = wb.createFont();
		// 设置字体为斜体字
		ztFont.setItalic(false);
		//将字体大小设置为18px
		ztFont.setFontHeightInPoints((short)18);
		//将“宋体”字体应用到当前单元格上
		ztFont.setFontName("宋体");
		//字体加粗
		ztFont.setBold(true);
		titleStyle.setFont(ztFont);
		// 创建单元格（excel的单元格，参数为列索引，可以是0～255之间的任何一个
		Cell cell = currentRow.createCell(0);
		// 合并单元格CellRangeAddress构造参数依次表示起始行，截至行，起始列， 截至列
		sheet.addMergedRegion(new CellRangeAddress(0, 0, 0, lastCol));
		// 设置单元格内容
		cell.setCellValue(name);
		cell.setCellStyle(titleStyle);
	}

	/**
	 * generation hide sheet
	 * 
	 * @param workbook
	 * @param hideSheetName
	 * @param firstMenuList
	 * @param secondMenuList
	 */
	public static void creatHideSheet(HSSFWorkbook workbook,
			String hideSheetName, String[] firstMenuList,
			List<String[]> secondMenuList) {
		HSSFSheet hideselectinfosheet = workbook.createSheet(hideSheetName);
		HSSFRow firstMenuRow = hideselectinfosheet.createRow(0);
		creatRow(firstMenuRow, firstMenuList);
		if (null != secondMenuList && secondMenuList.size() > 0) {
			for (int i = 0; i < secondMenuList.size(); i++) {
				String[] secondMenu = (String[]) secondMenuList.get(i);
				HSSFRow secondMenuRow = hideselectinfosheet.createRow(i + 1);
				creatRow(secondMenuRow, secondMenu);
			}
		}
		workbook.setSheetHidden(workbook.getSheetIndex(hideSheetName), true);
	}

	/**
	 * generation cascading drop-down menu 
	 * 
	 * @param userinfosheet1
	 * @param naturalRowIndex
	 */
	public static void creatAppRow(HSSFSheet userinfosheet1,
			int naturalRowIndex, int firstMenuIndex, int secondMenuIndex,
			String workForm) {
		DataValidation data_validation_list = getDataValidationByFormula(workForm, naturalRowIndex,
						firstMenuIndex);
		userinfosheet1.addValidationData(data_validation_list);
		DataValidation data_validation_list2 = getDataValidationByFormula("INDIRECT($"
						+ intToExcelIndex(firstMenuIndex) + ""
						+ naturalRowIndex + ")", naturalRowIndex,
						secondMenuIndex);
		userinfosheet1.addValidationData(data_validation_list2);
	}

	/**
	 * generation non-cascading drop-down menu 
	 * 
	 * @param userinfosheet1
	 * @param selectTextList
	 * @param naturalColumnIndex
	 */
	public static void creatAloneRow(HSSFSheet userinfosheet1,
			String[] selectTextList, int firstRow, int lastRow,
			int naturalColumnIndex) {
		DVConstraint constraint = DVConstraint
				.createExplicitListConstraint(selectTextList);
		int firstCol = naturalColumnIndex - 1;
		int lastCol = naturalColumnIndex - 1;
		CellRangeAddressList regions = new CellRangeAddressList(firstRow,
				lastRow, firstCol, lastCol);
		DataValidation data_validation_list = new HSSFDataValidation(regions,
				constraint);
		userinfosheet1.addValidationData(data_validation_list);
	}

	/**
	 * alphabet convert to number
	 * @param i
	 *            
	 * @return 
	 */
	private static String intToExcelIndex(int i) {
		String s = "";

		int m = i % 26;
		i = i / 26;
		while (i != 0 || m != 0) {
			if (m == 0) {
				i--;
				m = 26;
			}
			s = (char) (m + (char) ('A') - 1) + s;

			m = i % 26;
			i = i / 26;
		}

		return s;
	}

	/**
	 * hide row
	 * 
	 * @param currentRow
	 * @param textList
	 * @param workbook
	 */
	public static void creatHidenRow(HSSFRow currentRow, String[] textList,
			HSSFWorkbook workbook, boolean isLock) {
		HSSFCellStyle style = workbook.createCellStyle();
		style.setAlignment(HorizontalAlignment.CENTER);
		style.setVerticalAlignment(VerticalAlignment.CENTER);
		style.setLocked(isLock);

		if (textList != null && textList.length > 0) {
			int i = 0;
			for (String cellValue : textList) {
				HSSFCell userNameLableCell = currentRow.createCell(i++);
				userNameLableCell.setCellStyle(style);
				userNameLableCell.setCellValue(cellValue);
			}
			currentRow.setZeroHeight(true);
		}

	}

	/**
	 * get style
	 * @param workbook
	 * @param isLock
	 * @return
	 */
	public static HSSFCellStyle getStyle(HSSFWorkbook workbook, boolean isLock) {
		HSSFCellStyle headStyle = workbook.createCellStyle(); 
//		headStyle.setAlignment(HSSFCellStyle.ALIGN_CENTER); 
//		headStyle.setVerticalAlignment(HSSFCellStyle.VERTICAL_CENTER);
//		headStyle.setFillForegroundColor(HSSFColor.LIGHT_TURQUOISE.index); 
//		headStyle.setFillPattern(HSSFCellStyle.SOLID_FOREGROUND);
//		headStyle.setBorderBottom(HSSFCellStyle.BORDER_DOTTED);
//		headStyle.setBorderLeft(HSSFCellStyle.BORDER_DOTTED);
//		headStyle.setBorderRight(HSSFCellStyle.BORDER_THIN);
//		headStyle.setBorderTop(HSSFCellStyle.BORDER_THIN);
		headStyle.setLocked(isLock);
		headStyle.setWrapText(true);
		return headStyle;
	}


}