package com.ruoyi.common.utils.poi;
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import java.io.File;
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import java.io.FileOutputStream;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.OutputStream;
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import java.lang.reflect.Field;
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import java.lang.reflect.Method;
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import java.math.BigDecimal;
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import java.text.DecimalFormat;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.Comparator;
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import java.util.Date;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import java.util.Set;
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import java.util.UUID;
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import java.util.stream.Collectors;
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import javax.servlet.http.HttpServletResponse;
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import org.apache.poi.hssf.usermodel.HSSFClientAnchor;
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import org.apache.poi.hssf.usermodel.HSSFPicture;
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import org.apache.poi.hssf.usermodel.HSSFPictureData;
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import org.apache.poi.hssf.usermodel.HSSFShape;
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import org.apache.poi.hssf.usermodel.HSSFSheet;
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import org.apache.poi.hssf.usermodel.HSSFWorkbook;
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import org.apache.poi.ooxml.POIXMLDocumentPart;
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import org.apache.poi.ss.usermodel.BorderStyle;
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import org.apache.poi.ss.usermodel.Cell;
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import org.apache.poi.ss.usermodel.CellStyle;
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import org.apache.poi.ss.usermodel.CellType;
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import org.apache.poi.ss.usermodel.ClientAnchor;
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import org.apache.poi.ss.usermodel.DataValidation;
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import org.apache.poi.ss.usermodel.DataValidationConstraint;
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import org.apache.poi.ss.usermodel.DataValidationHelper;
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import org.apache.poi.ss.usermodel.DateUtil;
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import org.apache.poi.ss.usermodel.Drawing;
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import org.apache.poi.ss.usermodel.FillPatternType;
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import org.apache.poi.ss.usermodel.Font;
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import org.apache.poi.ss.usermodel.HorizontalAlignment;
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import org.apache.poi.ss.usermodel.IndexedColors;
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import org.apache.poi.ss.usermodel.PictureData;
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import org.apache.poi.ss.usermodel.Row;
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import org.apache.poi.ss.usermodel.Sheet;
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import org.apache.poi.ss.usermodel.VerticalAlignment;
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import org.apache.poi.ss.usermodel.Workbook;
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import org.apache.poi.ss.usermodel.WorkbookFactory;
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import org.apache.poi.ss.util.CellRangeAddress;
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import org.apache.poi.ss.util.CellRangeAddressList;
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import org.apache.poi.util.IOUtils;
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import org.apache.poi.xssf.streaming.SXSSFWorkbook;
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import org.apache.poi.xssf.usermodel.XSSFClientAnchor;
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import org.apache.poi.xssf.usermodel.XSSFDataValidation;
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import org.apache.poi.xssf.usermodel.XSSFDrawing;
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import org.apache.poi.xssf.usermodel.XSSFPicture;
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import org.apache.poi.xssf.usermodel.XSSFShape;
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import org.apache.poi.xssf.usermodel.XSSFSheet;
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import org.apache.poi.xssf.usermodel.XSSFWorkbook;
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import org.openxmlformats.schemas.drawingml.x2006.spreadsheetDrawing.CTMarker;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import com.ruoyi.common.annotation.Excel;
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import com.ruoyi.common.annotation.Excel.ColumnType;
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import com.ruoyi.common.annotation.Excel.Type;
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import com.ruoyi.common.annotation.Excels;
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import com.ruoyi.common.config.RuoYiConfig;
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import com.ruoyi.common.core.domain.AjaxResult;
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import com.ruoyi.common.core.text.Convert;
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import com.ruoyi.common.exception.UtilException;
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import com.ruoyi.common.utils.DateUtils;
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import com.ruoyi.common.utils.DictUtils;
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import com.ruoyi.common.utils.StringUtils;
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import com.ruoyi.common.utils.file.FileTypeUtils;
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import com.ruoyi.common.utils.file.FileUtils;
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import com.ruoyi.common.utils.file.ImageUtils;
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import com.ruoyi.common.utils.reflect.ReflectUtils;
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/**
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* Excel相关处理
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*
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* @author ruoyi
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*/
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public class ExcelUtil<T>
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{
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private static final Logger log = LoggerFactory.getLogger(ExcelUtil.class);
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/**
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* Excel sheet最大行数，默认65536
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*/
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public static final int sheetSize = 65536;
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/**
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* 工作表名称
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*/
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private String sheetName;
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/**
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* 导出类型（EXPORT:导出数据；IMPORT：导入模板）
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*/
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private Type type;
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/**
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* 工作薄对象
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*/
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private Workbook wb;
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/**
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* 工作表对象
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*/
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private Sheet sheet;
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/**
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* 样式列表
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*/
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private Map<String, CellStyle> styles;
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/**
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* 导入导出数据列表
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*/
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private List<T> list;
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/**
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* 注解列表
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*/
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private List<Object[]> fields;
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/**
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* 当前行号
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*/
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private int rownum;
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/**
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* 标题
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*/
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private String title;
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/**
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* 最大高度
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*/
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private short maxHeight;
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/**
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* 统计列表
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*/
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private Map<Integer, Double> statistics = new HashMap<Integer, Double>();
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/**
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* 数字格式
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*/
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private static final DecimalFormat DOUBLE_FORMAT = new DecimalFormat("######0.00");
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/**
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* 实体对象
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*/
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public Class<T> clazz;
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public ExcelUtil(Class<T> clazz)
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{
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this.clazz = clazz;
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}
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public void init(List<T> list, String sheetName, String title, Type type)
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{
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if (list == null)
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{
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list = new ArrayList<T>();
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}
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this.list = list;
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this.sheetName = sheetName;
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this.type = type;
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this.title = title;
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createExcelField();
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createWorkbook();
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createTitle();
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}
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/**
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* 创建excel第一行标题
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*/
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public void createTitle()
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{
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if (StringUtils.isNotEmpty(title))
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{
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Row titleRow = sheet.createRow(rownum == 0 ? rownum++ : 0);
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titleRow.setHeightInPoints(30);
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Cell titleCell = titleRow.createCell(0);
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titleCell.setCellStyle(styles.get("title"));
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titleCell.setCellValue(title);
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sheet.addMergedRegion(new CellRangeAddress(titleRow.getRowNum(), titleRow.getRowNum(), titleRow.getRowNum(),
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this.fields.size() - 1));
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}
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}
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/**
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* 对excel表单默认第一个索引名转换成list
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*
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* @param is 输入流
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* @return 转换后集合
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*/
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public List<T> importExcel(InputStream is) throws Exception
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{
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return importExcel(is, 0);
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}
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/**
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* 对excel表单默认第一个索引名转换成list
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*
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* @param is 输入流
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* @param titleNum 标题占用行数
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* @return 转换后集合
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*/
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public List<T> importExcel(InputStream is, int titleNum) throws Exception
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{
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return importExcel(StringUtils.EMPTY, is, titleNum);
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}
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/**
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* 对excel表单指定表格索引名转换成list
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*
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* @param sheetName 表格索引名
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* @param titleNum 标题占用行数
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* @param is 输入流
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* @return 转换后集合
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*/
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public List<T> importExcel(String sheetName, InputStream is, int titleNum) throws Exception
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{
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this.type = Type.IMPORT;
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this.wb = WorkbookFactory.create(is);
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List<T> list = new ArrayList<T>();
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// 如果指定sheet名,则取指定sheet中的内容 否则默认指向第1个sheet
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Sheet sheet = StringUtils.isNotEmpty(sheetName) ? wb.getSheet(sheetName) : wb.getSheetAt(0);
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if (sheet == null)
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{
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throw new IOException("文件sheet不存在");
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}
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boolean isXSSFWorkbook = !(wb instanceof HSSFWorkbook);
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Map<String, PictureData> pictures;
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if (isXSSFWorkbook)
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{
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pictures = getSheetPictures07((XSSFSheet) sheet, (XSSFWorkbook) wb);
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}
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else
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{
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pictures = getSheetPictures03((HSSFSheet) sheet, (HSSFWorkbook) wb);
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}
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// 获取最后一个非空行的行下标，比如总行数为n，则返回的为n-1
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int rows = sheet.getLastRowNum();
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if (rows > 0)
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{
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// 定义一个map用于存放excel列的序号和field.
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Map<String, Integer> cellMap = new HashMap<String, Integer>();
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// 获取表头
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Row heard = sheet.getRow(titleNum);
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for (int i = 0; i < heard.getPhysicalNumberOfCells(); i++)
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{
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Cell cell = heard.getCell(i);
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if (StringUtils.isNotNull(cell))
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{
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String value = this.getCellValue(heard, i).toString();
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cellMap.put(value, i);
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}
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else
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{
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cellMap.put(null, i);
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}
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}
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// 有数据时才处理 得到类的所有field.
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List<Object[]> fields = this.getFields();
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Map<Integer, Object[]> fieldsMap = new HashMap<Integer, Object[]>();
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for (Object[] objects : fields)
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{
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Excel attr = (Excel) objects[1];
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Integer column = cellMap.get(attr.name());
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if (column != null)
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{
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fieldsMap.put(column, objects);
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}
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}
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for (int i = titleNum + 1; i <= rows; i++)
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{
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// 从第2行开始取数据,默认第一行是表头.
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Row row = sheet.getRow(i);
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// 判断当前行是否是空行
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if (isRowEmpty(row))
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{
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continue;
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}
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T entity = null;
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for (Map.Entry<Integer, Object[]> entry : fieldsMap.entrySet())
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{
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Object val = this.getCellValue(row, entry.getKey());
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// 如果不存在实例则新建.
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entity = (entity == null ? clazz.newInstance() : entity);
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// 从map中得到对应列的field.
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Field field = (Field) entry.getValue()[0];
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Excel attr = (Excel) entry.getValue()[1];
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// 取得类型,并根据对象类型设置值.
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Class<?> fieldType = field.getType();
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if (String.class == fieldType)
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{
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String s = Convert.toStr(val);
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if (StringUtils.endsWith(s, ".0"))
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{
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val = StringUtils.substringBefore(s, ".0");
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}
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else
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{
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String dateFormat = field.getAnnotation(Excel.class).dateFormat();
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if (StringUtils.isNotEmpty(dateFormat))
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{
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val = DateUtils.parseDateToStr(dateFormat, (Date) val);
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}
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else
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{
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val = Convert.toStr(val);
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}
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}
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}
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else if ((Integer.TYPE == fieldType || Integer.class == fieldType) && StringUtils.isNumeric(Convert.toStr(val)))
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{
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val = Convert.toInt(val);
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}
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else if (Long.TYPE == fieldType || Long.class == fieldType)
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{
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val = Convert.toLong(val);
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}
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else if (Double.TYPE == fieldType || Double.class == fieldType)
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{
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val = Convert.toDouble(val);
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}
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else if (Float.TYPE == fieldType || Float.class == fieldType)
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{
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val = Convert.toFloat(val);
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}
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else if (BigDecimal.class == fieldType)
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{
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val = Convert.toBigDecimal(val);
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}
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else if (Date.class == fieldType)
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{
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if (val instanceof String)
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{
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val = DateUtils.parseDate(val);
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}
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else if (val instanceof Double)
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{
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val = DateUtil.getJavaDate((Double) val);
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}
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}
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else if (Boolean.TYPE == fieldType || Boolean.class == fieldType)
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{
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val = Convert.toBool(val, false);
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}
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if (StringUtils.isNotNull(fieldType))
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{
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String propertyName = field.getName();
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if (StringUtils.isNotEmpty(attr.targetAttr()))
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{
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propertyName = field.getName() + "." + attr.targetAttr();
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}
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else if (StringUtils.isNotEmpty(attr.readConverterExp()))
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{
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val = reverseByExp(Convert.toStr(val), attr.readConverterExp(), attr.separator());
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}
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else if (StringUtils.isNotEmpty(attr.dictType()))
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{
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val = reverseDictByExp(Convert.toStr(val), attr.dictType(), attr.separator());
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}
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else if (!attr.handler().equals(ExcelHandlerAdapter.class))
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{
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val = dataFormatHandlerAdapter(val, attr);
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}
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else if (ColumnType.IMAGE == attr.cellType() && StringUtils.isNotEmpty(pictures))
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{
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PictureData image = pictures.get(row.getRowNum() + "_" + entry.getKey());
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if (image == null)
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{
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val = "";
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}
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else
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{
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byte[] data = image.getData();
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val = FileUtils.writeImportBytes(data);
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}
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}
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ReflectUtils.invokeSetter(entity, propertyName, val);
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}
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}
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list.add(entity);
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}
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}
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return list;
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}
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/**
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* 对list数据源将其里面的数据导入到excel表单
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*
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* @param list 导出数据集合
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* @param sheetName 工作表的名称
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* @return 结果
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*/
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public AjaxResult exportExcel(List<T> list, String sheetName)
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{
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return exportExcel(list, sheetName, StringUtils.EMPTY);
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}
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/**
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* 对list数据源将其里面的数据导入到excel表单
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*
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* @param list 导出数据集合
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* @param sheetName 工作表的名称
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* @param title 标题
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* @return 结果
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*/
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public AjaxResult exportExcel(List<T> list, String sheetName, String title)
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{
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this.init(list, sheetName, title, Type.EXPORT);
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return exportExcel();
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}
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/**
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* 对list数据源将其里面的数据导入到excel表单
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*
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* @param response 返回数据
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* @param list 导出数据集合
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* @param sheetName 工作表的名称
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* @return 结果
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* @throws IOException
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*/
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public void exportExcel(HttpServletResponse response, List<T> list, String sheetName)throws IOException
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{
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exportExcel(response, list, sheetName, StringUtils.EMPTY);
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}
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/**
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* 对list数据源将其里面的数据导入到excel表单
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*
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* @param response 返回数据
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* @param list 导出数据集合
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* @param sheetName 工作表的名称
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* @param title 标题
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* @return 结果
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* @throws IOException
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*/
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public void exportExcel(HttpServletResponse response, List<T> list, String sheetName, String title) throws IOException
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{
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response.setContentType("application/vnd.openxmlformats-officedocument.spreadsheetml.sheet");
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response.setCharacterEncoding("utf-8");
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this.init(list, sheetName, title, Type.EXPORT);
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exportExcel(response.getOutputStream());
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}
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/**
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* 对list数据源将其里面的数据导入到excel表单
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*
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* @param sheetName 工作表的名称
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* @return 结果
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*/
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public AjaxResult importTemplateExcel(String sheetName)
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{
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return importTemplateExcel(sheetName, StringUtils.EMPTY);
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}
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/**
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* 对list数据源将其里面的数据导入到excel表单
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*
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* @param sheetName 工作表的名称
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* @param title 标题
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* @return 结果
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*/
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public AjaxResult importTemplateExcel(String sheetName, String title)
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{
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this.init(null, sheetName, title, Type.IMPORT);
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return exportExcel();
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}
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/**
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* 对list数据源将其里面的数据导入到excel表单
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*
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* @param sheetName 工作表的名称
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* @return 结果
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*/
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public void importTemplateExcel(HttpServletResponse response, String sheetName) throws IOException
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{
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importTemplateExcel(response, sheetName, StringUtils.EMPTY);
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}
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/**
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* 对list数据源将其里面的数据导入到excel表单
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*
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* @param sheetName 工作表的名称
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* @param title 标题
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* @return 结果
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*/
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public void importTemplateExcel(HttpServletResponse response, String sheetName, String title) throws IOException
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{
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response.setContentType("application/vnd.openxmlformats-officedocument.spreadsheetml.sheet");
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response.setCharacterEncoding("utf-8");
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this.init(null, sheetName, title, Type.IMPORT);
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exportExcel(response.getOutputStream());
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}
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/**
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* 对list数据源将其里面的数据导入到excel表单
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*
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* @return 结果
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*/
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public void exportExcel(OutputStream out)
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{
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try
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{
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writeSheet();
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wb.write(out);
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}
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catch (Exception e)
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{
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log.error("导出Excel异常{}", e.getMessage());
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}
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finally
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{
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IOUtils.closeQuietly(wb);
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IOUtils.closeQuietly(out);
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}
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}
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/**
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* 对list数据源将其里面的数据导入到excel表单
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*
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* @return 结果
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*/
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public AjaxResult exportExcel()
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{
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OutputStream out = null;
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try
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{
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writeSheet();
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String filename = encodingFilename(sheetName);
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out = new FileOutputStream(getAbsoluteFile(filename));
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wb.write(out);
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return AjaxResult.success(filename);
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}
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catch (Exception e)
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{
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log.error("导出Excel异常{}", e.getMessage());
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throw new UtilException("导出Excel失败，请联系网站管理员！");
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}
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finally
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{
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IOUtils.closeQuietly(wb);
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IOUtils.closeQuietly(out);
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}
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}
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/**
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* 创建写入数据到Sheet
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*/
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public void writeSheet()
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{
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// 取出一共有多少个sheet.
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int sheetNo = Math.max(1, (int) Math.ceil(list.size() * 1.0 / sheetSize));
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for (int index = 0; index < sheetNo; index++)
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{
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createSheet(sheetNo, index);
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// 产生一行
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Row row = sheet.createRow(rownum);
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int column = 0;
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// 写入各个字段的列头名称
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for (Object[] os : fields)
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{
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Excel excel = (Excel) os[1];
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this.createCell(excel, row, column++);
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}
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if (Type.EXPORT.equals(type))
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{
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fillExcelData(index, row);
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addStatisticsRow();
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}
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}
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}
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/**
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* 填充excel数据
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*
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* @param index 序号
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* @param row 单元格行
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*/
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public void fillExcelData(int index, Row row)
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{
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int startNo = index * sheetSize;
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int endNo = Math.min(startNo + sheetSize, list.size());
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for (int i = startNo; i < endNo; i++)
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{
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row = sheet.createRow(i + 1 + rownum - startNo);
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// 得到导出对象.
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T vo = (T) list.get(i);
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int column = 0;
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for (Object[] os : fields)
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{
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Field field = (Field) os[0];
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Excel excel = (Excel) os[1];
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this.addCell(excel, row, vo, field, column++);
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}
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}
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}
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/**
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* 创建表格样式
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*
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* @param wb 工作薄对象
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* @return 样式列表
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*/
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private Map<String, CellStyle> createStyles(Workbook wb)
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{
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// 写入各条记录,每条记录对应excel表中的一行
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Map<String, CellStyle> styles = new HashMap<String, CellStyle>();
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CellStyle style = wb.createCellStyle();
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style.setAlignment(HorizontalAlignment.CENTER);
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style.setVerticalAlignment(VerticalAlignment.CENTER);
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Font titleFont = wb.createFont();
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titleFont.setFontName("Arial");
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titleFont.setFontHeightInPoints((short) 16);
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titleFont.setBold(true);
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style.setFont(titleFont);
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styles.put("title", style);
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style = wb.createCellStyle();
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style.setAlignment(HorizontalAlignment.CENTER);
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style.setVerticalAlignment(VerticalAlignment.CENTER);
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style.setBorderRight(BorderStyle.THIN);
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style.setRightBorderColor(IndexedColors.GREY_50_PERCENT.getIndex());
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style.setBorderLeft(BorderStyle.THIN);
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style.setLeftBorderColor(IndexedColors.GREY_50_PERCENT.getIndex());
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style.setBorderTop(BorderStyle.THIN);
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style.setTopBorderColor(IndexedColors.GREY_50_PERCENT.getIndex());
|
style.setBorderBottom(BorderStyle.THIN);
|
style.setBottomBorderColor(IndexedColors.GREY_50_PERCENT.getIndex());
|
Font dataFont = wb.createFont();
|
dataFont.setFontName("Arial");
|
dataFont.setFontHeightInPoints((short) 10);
|
style.setFont(dataFont);
|
styles.put("data", style);
|
|
style = wb.createCellStyle();
|
style.cloneStyleFrom(styles.get("data"));
|
style.setAlignment(HorizontalAlignment.CENTER);
|
style.setVerticalAlignment(VerticalAlignment.CENTER);
|
style.setFillForegroundColor(IndexedColors.GREY_50_PERCENT.getIndex());
|
style.setFillPattern(FillPatternType.SOLID_FOREGROUND);
|
Font headerFont = wb.createFont();
|
headerFont.setFontName("Arial");
|
headerFont.setFontHeightInPoints((short) 10);
|
headerFont.setBold(true);
|
headerFont.setColor(IndexedColors.WHITE.getIndex());
|
style.setFont(headerFont);
|
styles.put("header", style);
|
|
style = wb.createCellStyle();
|
style.setAlignment(HorizontalAlignment.CENTER);
|
style.setVerticalAlignment(VerticalAlignment.CENTER);
|
Font totalFont = wb.createFont();
|
totalFont.setFontName("Arial");
|
totalFont.setFontHeightInPoints((short) 10);
|
style.setFont(totalFont);
|
styles.put("total", style);
|
|
style = wb.createCellStyle();
|
style.cloneStyleFrom(styles.get("data"));
|
style.setAlignment(HorizontalAlignment.LEFT);
|
styles.put("data1", style);
|
|
style = wb.createCellStyle();
|
style.cloneStyleFrom(styles.get("data"));
|
style.setAlignment(HorizontalAlignment.CENTER);
|
styles.put("data2", style);
|
|
style = wb.createCellStyle();
|
style.cloneStyleFrom(styles.get("data"));
|
style.setAlignment(HorizontalAlignment.RIGHT);
|
styles.put("data3", style);
|
|
return styles;
|
}
|
|
/**
|
* 创建单元格
|
*/
|
public Cell createCell(Excel attr, Row row, int column)
|
{
|
// 创建列
|
Cell cell = row.createCell(column);
|
// 写入列信息
|
cell.setCellValue(attr.name());
|
setDataValidation(attr, row, column);
|
cell.setCellStyle(styles.get("header"));
|
return cell;
|
}
|
|
/**
|
* 设置单元格信息
|
*
|
* @param value 单元格值
|
* @param attr 注解相关
|
* @param cell 单元格信息
|
*/
|
public void setCellVo(Object value, Excel attr, Cell cell)
|
{
|
if (ColumnType.STRING == attr.cellType())
|
{
|
cell.setCellValue(StringUtils.isNull(value) ? attr.defaultValue() : value + attr.suffix());
|
}
|
else if (ColumnType.NUMERIC == attr.cellType())
|
{
|
if (StringUtils.isNotNull(value))
|
{
|
cell.setCellValue(StringUtils.contains(Convert.toStr(value), ".") ? Convert.toDouble(value) : Convert.toInt(value));
|
}
|
}
|
else if (ColumnType.IMAGE == attr.cellType())
|
{
|
ClientAnchor anchor = new XSSFClientAnchor(0, 0, 0, 0, (short) cell.getColumnIndex(), cell.getRow().getRowNum(), (short) (cell.getColumnIndex() + 1), cell.getRow().getRowNum() + 1);
|
String imagePath = Convert.toStr(value);
|
if (StringUtils.isNotEmpty(imagePath))
|
{
|
byte[] data = ImageUtils.getImage(imagePath);
|
getDrawingPatriarch(cell.getSheet()).createPicture(anchor,
|
cell.getSheet().getWorkbook().addPicture(data, getImageType(data)));
|
}
|
}
|
}
|
|
/**
|
* 获取画布
|
*/
|
public static Drawing<?> getDrawingPatriarch(Sheet sheet)
|
{
|
if (sheet.getDrawingPatriarch() == null)
|
{
|
sheet.createDrawingPatriarch();
|
}
|
return sheet.getDrawingPatriarch();
|
}
|
|
/**
|
* 获取图片类型,设置图片插入类型
|
*/
|
public int getImageType(byte[] value)
|
{
|
String type = FileTypeUtils.getFileExtendName(value);
|
if ("JPG".equalsIgnoreCase(type))
|
{
|
return Workbook.PICTURE_TYPE_JPEG;
|
}
|
else if ("PNG".equalsIgnoreCase(type))
|
{
|
return Workbook.PICTURE_TYPE_PNG;
|
}
|
return Workbook.PICTURE_TYPE_JPEG;
|
}
|
|
/**
|
* 创建表格样式
|
*/
|
public void setDataValidation(Excel attr, Row row, int column)
|
{
|
if (attr.name().indexOf("注：") >= 0)
|
{
|
sheet.setColumnWidth(column, 6000);
|
}
|
else
|
{
|
// 设置列宽
|
sheet.setColumnWidth(column, (int) ((attr.width() + 0.72) * 256));
|
}
|
// 如果设置了提示信息则鼠标放上去提示.
|
if (StringUtils.isNotEmpty(attr.prompt()))
|
{
|
// 这里默认设了2-101列提示.
|
setXSSFPrompt(sheet, "", attr.prompt(), 1, 100, column, column);
|
}
|
// 如果设置了combo属性则本列只能选择不能输入
|
if (attr.combo().length > 0)
|
{
|
// 这里默认设了2-101列只能选择不能输入.
|
setXSSFValidation(sheet, attr.combo(), 1, 100, column, column);
|
}
|
}
|
|
/**
|
* 添加单元格
|
*/
|
public Cell addCell(Excel attr, Row row, T vo, Field field, int column)
|
{
|
Cell cell = null;
|
try
|
{
|
// 设置行高
|
row.setHeight(maxHeight);
|
// 根据Excel中设置情况决定是否导出,有些情况需要保持为空,希望用户填写这一列.
|
if (attr.isExport())
|
{
|
// 创建cell
|
cell = row.createCell(column);
|
int align = attr.align().value();
|
cell.setCellStyle(styles.get("data" + (align >= 1 && align <= 3 ? align : "")));
|
|
// 用于读取对象中的属性
|
Object value = getTargetValue(vo, field, attr);
|
String dateFormat = attr.dateFormat();
|
String readConverterExp = attr.readConverterExp();
|
String separator = attr.separator();
|
String dictType = attr.dictType();
|
if (StringUtils.isNotEmpty(dateFormat) && StringUtils.isNotNull(value))
|
{
|
cell.setCellValue(DateUtils.parseDateToStr(dateFormat, (Date) value));
|
}
|
else if (StringUtils.isNotEmpty(readConverterExp) && StringUtils.isNotNull(value))
|
{
|
cell.setCellValue(convertByExp(Convert.toStr(value), readConverterExp, separator));
|
}
|
else if (StringUtils.isNotEmpty(dictType) && StringUtils.isNotNull(value))
|
{
|
cell.setCellValue(convertDictByExp(Convert.toStr(value), dictType, separator));
|
}
|
else if (value instanceof BigDecimal && -1 != attr.scale())
|
{
|
cell.setCellValue((((BigDecimal) value).setScale(attr.scale(), attr.roundingMode())).toString());
|
}
|
else if (!attr.handler().equals(ExcelHandlerAdapter.class))
|
{
|
cell.setCellValue(dataFormatHandlerAdapter(value, attr));
|
}
|
else
|
{
|
// 设置列类型
|
setCellVo(value, attr, cell);
|
}
|
addStatisticsData(column, Convert.toStr(value), attr);
|
}
|
}
|
catch (Exception e)
|
{
|
log.error("导出Excel失败{}", e);
|
}
|
return cell;
|
}
|
|
/**
|
* 设置 POI XSSFSheet 单元格提示
|
*
|
* @param sheet 表单
|
* @param promptTitle 提示标题
|
* @param promptContent 提示内容
|
* @param firstRow 开始行
|
* @param endRow 结束行
|
* @param firstCol 开始列
|
* @param endCol 结束列
|
*/
|
public void setXSSFPrompt(Sheet sheet, String promptTitle, String promptContent, int firstRow, int endRow,
|
int firstCol, int endCol)
|
{
|
DataValidationHelper helper = sheet.getDataValidationHelper();
|
DataValidationConstraint constraint = helper.createCustomConstraint("DD1");
|
CellRangeAddressList regions = new CellRangeAddressList(firstRow, endRow, firstCol, endCol);
|
DataValidation dataValidation = helper.createValidation(constraint, regions);
|
dataValidation.createPromptBox(promptTitle, promptContent);
|
dataValidation.setShowPromptBox(true);
|
sheet.addValidationData(dataValidation);
|
}
|
|
/**
|
* 设置某些列的值只能输入预制的数据,显示下拉框.
|
*
|
* @param sheet 要设置的sheet.
|
* @param textlist 下拉框显示的内容
|
* @param firstRow 开始行
|
* @param endRow 结束行
|
* @param firstCol 开始列
|
* @param endCol 结束列
|
* @return 设置好的sheet.
|
*/
|
public void setXSSFValidation(Sheet sheet, String[] textlist, int firstRow, int endRow, int firstCol, int endCol)
|
{
|
DataValidationHelper helper = sheet.getDataValidationHelper();
|
// 加载下拉列表内容
|
DataValidationConstraint constraint = helper.createExplicitListConstraint(textlist);
|
// 设置数据有效性加载在哪个单元格上,四个参数分别是：起始行、终止行、起始列、终止列
|
CellRangeAddressList regions = new CellRangeAddressList(firstRow, endRow, firstCol, endCol);
|
// 数据有效性对象
|
DataValidation dataValidation = helper.createValidation(constraint, regions);
|
// 处理Excel兼容性问题
|
if (dataValidation instanceof XSSFDataValidation)
|
{
|
dataValidation.setSuppressDropDownArrow(true);
|
dataValidation.setShowErrorBox(true);
|
}
|
else
|
{
|
dataValidation.setSuppressDropDownArrow(false);
|
}
|
|
sheet.addValidationData(dataValidation);
|
}
|
|
/**
|
* 解析导出值 0=男,1=女,2=未知
|
*
|
* @param propertyValue 参数值
|
* @param converterExp 翻译注解
|
* @param separator 分隔符
|
* @return 解析后值
|
*/
|
public static String convertByExp(String propertyValue, String converterExp, String separator)
|
{
|
StringBuilder propertyString = new StringBuilder();
|
String[] convertSource = converterExp.split(",");
|
for (String item : convertSource)
|
{
|
String[] itemArray = item.split("=");
|
if (StringUtils.containsAny(separator, propertyValue))
|
{
|
for (String value : propertyValue.split(separator))
|
{
|
if (itemArray[0].equals(value))
|
{
|
propertyString.append(itemArray[1] + separator);
|
break;
|
}
|
}
|
}
|
else
|
{
|
if (itemArray[0].equals(propertyValue))
|
{
|
return itemArray[1];
|
}
|
}
|
}
|
return StringUtils.stripEnd(propertyString.toString(), separator);
|
}
|
|
/**
|
* 反向解析值 男=0,女=1,未知=2
|
*
|
* @param propertyValue 参数值
|
* @param converterExp 翻译注解
|
* @param separator 分隔符
|
* @return 解析后值
|
*/
|
public static String reverseByExp(String propertyValue, String converterExp, String separator)
|
{
|
StringBuilder propertyString = new StringBuilder();
|
String[] convertSource = converterExp.split(",");
|
for (String item : convertSource)
|
{
|
String[] itemArray = item.split("=");
|
if (StringUtils.containsAny(separator, propertyValue))
|
{
|
for (String value : propertyValue.split(separator))
|
{
|
if (itemArray[1].equals(value))
|
{
|
propertyString.append(itemArray[0] + separator);
|
break;
|
}
|
}
|
}
|
else
|
{
|
if (itemArray[1].equals(propertyValue))
|
{
|
return itemArray[0];
|
}
|
}
|
}
|
return StringUtils.stripEnd(propertyString.toString(), separator);
|
}
|
|
/**
|
* 解析字典值
|
*
|
* @param dictValue 字典值
|
* @param dictType 字典类型
|
* @param separator 分隔符
|
* @return 字典标签
|
*/
|
public static String convertDictByExp(String dictValue, String dictType, String separator)
|
{
|
return DictUtils.getDictLabel(dictType, dictValue, separator);
|
}
|
|
/**
|
* 反向解析值字典值
|
*
|
* @param dictLabel 字典标签
|
* @param dictType 字典类型
|
* @param separator 分隔符
|
* @return 字典值
|
*/
|
public static String reverseDictByExp(String dictLabel, String dictType, String separator)
|
{
|
return DictUtils.getDictValue(dictType, dictLabel, separator);
|
}
|
|
/**
|
* 数据处理器
|
*
|
* @param value 数据值
|
* @param excel 数据注解
|
* @return
|
*/
|
public String dataFormatHandlerAdapter(Object value, Excel excel)
|
{
|
try
|
{
|
Object instance = excel.handler().newInstance();
|
Method formatMethod = excel.handler().getMethod("format", new Class[] { Object.class, String[].class });
|
value = formatMethod.invoke(instance, value, excel.args());
|
}
|
catch (Exception e)
|
{
|
log.error("不能格式化数据 " + excel.handler(), e.getMessage());
|
}
|
return Convert.toStr(value);
|
}
|
|
/**
|
* 合计统计信息
|
*/
|
private void addStatisticsData(Integer index, String text, Excel entity)
|
{
|
if (entity != null && entity.isStatistics())
|
{
|
Double temp = 0D;
|
if (!statistics.containsKey(index))
|
{
|
statistics.put(index, temp);
|
}
|
try
|
{
|
temp = Double.valueOf(text);
|
}
|
catch (NumberFormatException e)
|
{
|
}
|
statistics.put(index, statistics.get(index) + temp);
|
}
|
}
|
|
/**
|
* 创建统计行
|
*/
|
public void addStatisticsRow()
|
{
|
if (statistics.size() > 0)
|
{
|
Row row = sheet.createRow(sheet.getLastRowNum() + 1);
|
Set<Integer> keys = statistics.keySet();
|
Cell cell = row.createCell(0);
|
cell.setCellStyle(styles.get("total"));
|
cell.setCellValue("合计");
|
|
for (Integer key : keys)
|
{
|
cell = row.createCell(key);
|
cell.setCellStyle(styles.get("total"));
|
cell.setCellValue(DOUBLE_FORMAT.format(statistics.get(key)));
|
}
|
statistics.clear();
|
}
|
}
|
|
/**
|
* 编码文件名
|
*/
|
public String encodingFilename(String filename)
|
{
|
filename = UUID.randomUUID().toString() + "_" + filename + ".xlsx";
|
return filename;
|
}
|
|
/**
|
* 获取下载路径
|
*
|
* @param filename 文件名称
|
*/
|
public String getAbsoluteFile(String filename)
|
{
|
String downloadPath = RuoYiConfig.getDownloadPath() + filename;
|
File desc = new File(downloadPath);
|
if (!desc.getParentFile().exists())
|
{
|
desc.getParentFile().mkdirs();
|
}
|
return downloadPath;
|
}
|
|
/**
|
* 获取bean中的属性值
|
*
|
* @param vo 实体对象
|
* @param field 字段
|
* @param excel 注解
|
* @return 最终的属性值
|
* @throws Exception
|
*/
|
private Object getTargetValue(T vo, Field field, Excel excel) throws Exception
|
{
|
Object o = field.get(vo);
|
if (StringUtils.isNotEmpty(excel.targetAttr()))
|
{
|
String target = excel.targetAttr();
|
if (target.indexOf(".") > -1)
|
{
|
String[] targets = target.split("[.]");
|
for (String name : targets)
|
{
|
o = getValue(o, name);
|
}
|
}
|
else
|
{
|
o = getValue(o, target);
|
}
|
}
|
return o;
|
}
|
|
/**
|
* 以类的属性的get方法方法形式获取值
|
*
|
* @param o
|
* @param name
|
* @return value
|
* @throws Exception
|
*/
|
private Object getValue(Object o, String name) throws Exception
|
{
|
if (StringUtils.isNotNull(o) && StringUtils.isNotEmpty(name))
|
{
|
Class<?> clazz = o.getClass();
|
Field field = clazz.getDeclaredField(name);
|
field.setAccessible(true);
|
o = field.get(o);
|
}
|
return o;
|
}
|
|
/**
|
* 得到所有定义字段
|
*/
|
private void createExcelField()
|
{
|
this.fields = getFields();
|
this.fields = this.fields.stream().sorted(Comparator.comparing(objects -> ((Excel) objects[1]).sort())).collect(Collectors.toList());
|
this.maxHeight = getRowHeight();
|
}
|
|
/**
|
* 获取字段注解信息
|
*/
|
public List<Object[]> getFields()
|
{
|
List<Object[]> fields = new ArrayList<Object[]>();
|
List<Field> tempFields = new ArrayList<>();
|
tempFields.addAll(Arrays.asList(clazz.getSuperclass().getDeclaredFields()));
|
tempFields.addAll(Arrays.asList(clazz.getDeclaredFields()));
|
for (Field field : tempFields)
|
{
|
// 单注解
|
if (field.isAnnotationPresent(Excel.class))
|
{
|
Excel attr = field.getAnnotation(Excel.class);
|
if (attr != null && (attr.type() == Type.ALL || attr.type() == type))
|
{
|
field.setAccessible(true);
|
fields.add(new Object[] { field, attr });
|
}
|
}
|
|
// 多注解
|
if (field.isAnnotationPresent(Excels.class))
|
{
|
Excels attrs = field.getAnnotation(Excels.class);
|
Excel[] excels = attrs.value();
|
for (Excel attr : excels)
|
{
|
if (attr != null && (attr.type() == Type.ALL || attr.type() == type))
|
{
|
field.setAccessible(true);
|
fields.add(new Object[] { field, attr });
|
}
|
}
|
}
|
}
|
return fields;
|
}
|
|
/**
|
* 根据注解获取最大行高
|
*/
|
public short getRowHeight()
|
{
|
double maxHeight = 0;
|
for (Object[] os : this.fields)
|
{
|
Excel excel = (Excel) os[1];
|
maxHeight = maxHeight > excel.height() ? maxHeight : excel.height();
|
}
|
return (short) (maxHeight * 20);
|
}
|
|
/**
|
* 创建一个工作簿
|
*/
|
public void createWorkbook()
|
{
|
this.wb = new SXSSFWorkbook(500);
|
this.sheet = wb.createSheet();
|
wb.setSheetName(0, sheetName);
|
this.styles = createStyles(wb);
|
}
|
|
/**
|
* 创建工作表
|
*
|
* @param sheetNo sheet数量
|
* @param index 序号
|
*/
|
public void createSheet(int sheetNo, int index)
|
{
|
// 设置工作表的名称.
|
if (sheetNo > 1 && index > 0)
|
{
|
this.sheet = wb.createSheet();
|
this.createTitle();
|
wb.setSheetName(index, sheetName + index);
|
}
|
}
|
|
/**
|
* 获取单元格值
|
*
|
* @param row 获取的行
|
* @param column 获取单元格列号
|
* @return 单元格值
|
*/
|
public Object getCellValue(Row row, int column)
|
{
|
if (row == null)
|
{
|
return row;
|
}
|
Object val = "";
|
try
|
{
|
Cell cell = row.getCell(column);
|
if (StringUtils.isNotNull(cell))
|
{
|
if (cell.getCellType() == CellType.NUMERIC || cell.getCellType() == CellType.FORMULA)
|
{
|
val = cell.getNumericCellValue();
|
if (DateUtil.isCellDateFormatted(cell))
|
{
|
val = DateUtil.getJavaDate((Double) val); // POI Excel 日期格式转换
|
}
|
else
|
{
|
if ((Double) val % 1 != 0)
|
{
|
val = new BigDecimal(val.toString());
|
}
|
else
|
{
|
val = new DecimalFormat("0").format(val);
|
}
|
}
|
}
|
else if (cell.getCellType() == CellType.STRING)
|
{
|
val = cell.getStringCellValue();
|
}
|
else if (cell.getCellType() == CellType.BOOLEAN)
|
{
|
val = cell.getBooleanCellValue();
|
}
|
else if (cell.getCellType() == CellType.ERROR)
|
{
|
val = cell.getErrorCellValue();
|
}
|
|
}
|
}
|
catch (Exception e)
|
{
|
return val;
|
}
|
return val;
|
}
|
|
/**
|
* 判断是否是空行
|
*
|
* @param row 判断的行
|
* @return
|
*/
|
private boolean isRowEmpty(Row row)
|
{
|
if (row == null)
|
{
|
return true;
|
}
|
for (int i = row.getFirstCellNum(); i < row.getLastCellNum(); i++)
|
{
|
Cell cell = row.getCell(i);
|
if (cell != null && cell.getCellType() != CellType.BLANK)
|
{
|
return false;
|
}
|
}
|
return true;
|
}
|
|
/**
|
* 获取Excel2003图片
|
*
|
* @param sheet 当前sheet对象
|
* @param workbook 工作簿对象
|
* @return Map key:图片单元格索引（1_1）String，value:图片流PictureData
|
*/
|
public static Map<String, PictureData> getSheetPictures03(HSSFSheet sheet, HSSFWorkbook workbook)
|
{
|
Map<String, PictureData> sheetIndexPicMap = new HashMap<String, PictureData>();
|
List<HSSFPictureData> pictures = workbook.getAllPictures();
|
if (!pictures.isEmpty())
|
{
|
for (HSSFShape shape : sheet.getDrawingPatriarch().getChildren())
|
{
|
HSSFClientAnchor anchor = (HSSFClientAnchor) shape.getAnchor();
|
if (shape instanceof HSSFPicture)
|
{
|
HSSFPicture pic = (HSSFPicture) shape;
|
int pictureIndex = pic.getPictureIndex() - 1;
|
HSSFPictureData picData = pictures.get(pictureIndex);
|
String picIndex = String.valueOf(anchor.getRow1()) + "_" + String.valueOf(anchor.getCol1());
|
sheetIndexPicMap.put(picIndex, picData);
|
}
|
}
|
return sheetIndexPicMap;
|
}
|
else
|
{
|
return sheetIndexPicMap;
|
}
|
}
|
|
/**
|
* 获取Excel2007图片
|
*
|
* @param sheet 当前sheet对象
|
* @param workbook 工作簿对象
|
* @return Map key:图片单元格索引（1_1）String，value:图片流PictureData
|
*/
|
public static Map<String, PictureData> getSheetPictures07(XSSFSheet sheet, XSSFWorkbook workbook)
|
{
|
Map<String, PictureData> sheetIndexPicMap = new HashMap<String, PictureData>();
|
for (POIXMLDocumentPart dr : sheet.getRelations())
|
{
|
if (dr instanceof XSSFDrawing)
|
{
|
XSSFDrawing drawing = (XSSFDrawing) dr;
|
List<XSSFShape> shapes = drawing.getShapes();
|
for (XSSFShape shape : shapes)
|
{
|
if (shape instanceof XSSFPicture)
|
{
|
XSSFPicture pic = (XSSFPicture) shape;
|
XSSFClientAnchor anchor = pic.getPreferredSize();
|
CTMarker ctMarker = anchor.getFrom();
|
String picIndex = ctMarker.getRow() + "_" + ctMarker.getCol();
|
sheetIndexPicMap.put(picIndex, pic.getPictureData());
|
}
|
}
|
}
|
}
|
return sheetIndexPicMap;
|
}
|
}
|
