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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.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.UUID;
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import org.apache.poi.hssf.usermodel.HSSFDateUtil;
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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.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.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.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.CellRangeAddressList;
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import org.apache.poi.xssf.streaming.SXSSFWorkbook;
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import org.apache.poi.xssf.usermodel.XSSFDataValidation;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import com.ruoyi.framework.aspectj.lang.annotation.Excel;
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import com.ruoyi.framework.aspectj.lang.annotation.Excel.ColumnType;
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import com.ruoyi.framework.aspectj.lang.annotation.Excel.Type;
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import com.ruoyi.framework.aspectj.lang.annotation.Excels;
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import com.ruoyi.framework.config.RuoYiConfig;
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import com.ruoyi.framework.web.domain.AjaxResult;
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import com.ruoyi.common.core.text.Convert;
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import com.ruoyi.common.exception.CustomException;
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import com.ruoyi.common.utils.DateUtils;
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import com.ruoyi.common.utils.StringUtils;
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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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* 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, 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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createExcelField();
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createWorkbook();
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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(StringUtils.EMPTY, is);
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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 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) 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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Sheet sheet = null;
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if (StringUtils.isNotEmpty(sheetName))
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{
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// 如果指定sheet名,则取指定sheet中的内容.
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sheet = wb.getSheet(sheetName);
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}
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else
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{
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// 如果传入的sheet名不存在则默认指向第1个sheet.
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sheet = wb.getSheetAt(0);
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}
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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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int rows = sheet.getPhysicalNumberOfRows();
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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(0);
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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 != null))
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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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Field[] allFields = clazz.getDeclaredFields();
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// 定义一个map用于存放列的序号和field.
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Map<Integer, Field> fieldsMap = new HashMap<Integer, Field>();
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for (int col = 0; col < allFields.length; col++)
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{
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Field field = allFields[col];
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Excel attr = field.getAnnotation(Excel.class);
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if (attr != null && (attr.type() == Type.ALL || attr.type() == type))
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{
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// 设置类的私有字段属性可访问.
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field.setAccessible(true);
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Integer column = cellMap.get(attr.name());
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fieldsMap.put(column, field);
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}
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}
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for (int i = 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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T entity = null;
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for (Map.Entry<Integer, Field> 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 = fieldsMap.get(entry.getKey());
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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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val = Convert.toStr(val);
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}
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}
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else if ((Integer.TYPE == fieldType) || (Integer.class == fieldType))
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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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if (StringUtils.isNotNull(fieldType))
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{
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Excel attr = field.getAnnotation(Excel.class);
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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(String.valueOf(val), attr.readConverterExp());
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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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this.init(list, sheetName, 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 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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this.init(null, sheetName, 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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* @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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// 取出一共有多少个sheet.
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double sheetNo = Math.ceil(list.size() / 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(0);
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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);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
String filename = encodingFilename(sheetName);
|
|
|
|
|
out = new FileOutputStream(getAbsoluteFile(filename));
|
|
|
|
|
wb.write(out);
|
|
|
|
|
return AjaxResult.success(filename);
|
|
|
|
|
}
|
|
|
|
|
catch (Exception e)
|
|
|
|
|
{
|
|
|
|
|
log.error("导出Excel异常{}", e.getMessage());
|
|
|
|
|
throw new CustomException("导出Excel失败，请联系网站管理员！");
|
|
|
|
|
}
|
|
|
|
|
finally
|
|
|
|
|
{
|
|
|
|
|
if (wb != null)
|
|
|
|
|
{
|
|
|
|
|
try
|
|
|
|
|
{
|
|
|
|
|
wb.close();
|
|
|
|
|
}
|
|
|
|
|
catch (IOException e1)
|
|
|
|
|
{
|
|
|
|
|
e1.printStackTrace();
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
if (out != null)
|
|
|
|
|
{
|
|
|
|
|
try
|
|
|
|
|
{
|
|
|
|
|
out.close();
|
|
|
|
|
}
|
|
|
|
|
catch (IOException e1)
|
|
|
|
|
{
|
|
|
|
|
e1.printStackTrace();
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* 填充excel数据
|
|
|
|
|
*
|
|
|
|
|
* @param index 序号
|
|
|
|
|
* @param row 单元格行
|
|
|
|
|
*/
|
|
|
|
|
public void fillExcelData(int index, Row row)
|
|
|
|
|
{
|
|
|
|
|
int startNo = index * sheetSize;
|
|
|
|
|
int endNo = Math.min(startNo + sheetSize, list.size());
|
|
|
|
|
for (int i = startNo; i < endNo; i++)
|
|
|
|
|
{
|
|
|
|
|
row = sheet.createRow(i + 1 - startNo);
|
|
|
|
|
// 得到导出对象.
|
|
|
|
|
T vo = (T) list.get(i);
|
|
|
|
|
int column = 0;
|
|
|
|
|
for (Object[] os : fields)
|
|
|
|
|
{
|
|
|
|
|
Field field = (Field) os[0];
|
|
|
|
|
Excel excel = (Excel) os[1];
|
|
|
|
|
// 设置实体类私有属性可访问
|
|
|
|
|
field.setAccessible(true);
|
|
|
|
|
this.addCell(excel, row, vo, field, column++);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* 创建表格样式
|
|
|
|
|
*
|
|
|
|
|
* @param wb 工作薄对象
|
|
|
|
|
* @return 样式列表
|
|
|
|
|
*/
|
|
|
|
|
private Map<String, CellStyle> createStyles(Workbook wb)
|
|
|
|
|
{
|
|
|
|
|
// 写入各条记录,每条记录对应excel表中的一行
|
|
|
|
|
Map<String, CellStyle> styles = new HashMap<String, CellStyle>();
|
|
|
|
|
CellStyle style = wb.createCellStyle();
|
|
|
|
|
style.setAlignment(HorizontalAlignment.CENTER);
|
|
|
|
|
style.setVerticalAlignment(VerticalAlignment.CENTER);
|
|
|
|
|
style.setBorderRight(BorderStyle.THIN);
|
|
|
|
|
style.setRightBorderColor(IndexedColors.GREY_50_PERCENT.getIndex());
|
|
|
|
|
style.setBorderLeft(BorderStyle.THIN);
|
|
|
|
|
style.setLeftBorderColor(IndexedColors.GREY_50_PERCENT.getIndex());
|
|
|
|
|
style.setBorderTop(BorderStyle.THIN);
|
|
|
|
|
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);
|
|
|
|
|
|
|
|
|
|
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.setCellType(CellType.NUMERIC);
|
|
|
|
|
cell.setCellValue(StringUtils.isNull(value) ? attr.defaultValue() : value + attr.suffix());
|
|
|
|
|
}
|
|
|
|
|
else if (ColumnType.NUMERIC == attr.cellType())
|
|
|
|
|
{
|
|
|
|
|
cell.setCellType(CellType.NUMERIC);
|
|
|
|
|
cell.setCellValue(Integer.parseInt(value + ""));
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* 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));
|
|
|
|
|
row.setHeight((short) (attr.height() * 20));
|
|
|
|
|
}
|
|
|
|
|
// 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((short) (attr.height() * 20));
|
|
|
|
|
// 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);
|
|
|
|
|
cell.setCellStyle(styles.get("data"));
|
|
|
|
|
|
|
|
|
|
// 用于读取对象中的属性
|
|
|
|
|
Object value = getTargetValue(vo, field, attr);
|
|
|
|
|
String dateFormat = attr.dateFormat();
|
|
|
|
|
String readConverterExp = attr.readConverterExp();
|
|
|
|
|
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(String.valueOf(value), readConverterExp));
|
|
|
|
|
}
|
|
|
|
|
else
|
|
|
|
|
{
|
|
|
|
|
// 设置列类型
|
|
|
|
|
setCellVo(value, attr, cell);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
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
|
|
|
|
|
* @return 解析后值
|
|
|
|
|
* @throws Exception
|
|
|
|
|
*/
|
|
|
|
|
public static String convertByExp(String propertyValue, String converterExp) throws Exception
|
|
|
|
|
{
|
|
|
|
|
try
|
|
|
|
|
{
|
|
|
|
|
String[] convertSource = converterExp.split(",");
|
|
|
|
|
for (String item : convertSource)
|
|
|
|
|
{
|
|
|
|
|
String[] itemArray = item.split("=");
|
|
|
|
|
if (itemArray[0].equals(propertyValue))
|
|
|
|
|
{
|
|
|
|
|
return itemArray[1];
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
catch (Exception e)
|
|
|
|
|
{
|
|
|
|
|
throw e;
|
|
|
|
|
}
|
|
|
|
|
return propertyValue;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* 反向解析值 男=0,女=1,未知=2
|
|
|
|
|
*
|
|
|
|
|
* @param propertyValue 参数值
|
|
|
|
|
* @param converterExp 翻译注解
|
|
|
|
|
* @return 解析后值
|
|
|
|
|
* @throws Exception
|
|
|
|
|
*/
|
|
|
|
|
public static String reverseByExp(String propertyValue, String converterExp) throws Exception
|
|
|
|
|
{
|
|
|
|
|
try
|
|
|
|
|
{
|
|
|
|
|
String[] convertSource = converterExp.split(",");
|
|
|
|
|
for (String item : convertSource)
|
|
|
|
|
{
|
|
|
|
|
String[] itemArray = item.split("=");
|
|
|
|
|
if (itemArray[1].equals(propertyValue))
|
|
|
|
|
{
|
|
|
|
|
return itemArray[0];
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
catch (Exception e)
|
|
|
|
|
{
|
|
|
|
|
throw e;
|
|
|
|
|
}
|
|
|
|
|
return propertyValue;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
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/**
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* 编码文件名
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*/
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public String encodingFilename(String filename)
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{
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filename = UUID.randomUUID().toString() + "_" + filename + ".xlsx";
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return filename;
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}
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/**
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* 获取下载路径
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*
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* @param filename 文件名称
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*/
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public String getAbsoluteFile(String filename)
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{
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String downloadPath = RuoYiConfig.getDownloadPath() + filename;
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File desc = new File(downloadPath);
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if (!desc.getParentFile().exists())
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{
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desc.getParentFile().mkdirs();
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}
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return downloadPath;
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}
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/**
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* 获取bean中的属性值
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*
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* @param vo 实体对象
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* @param field 字段
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* @param excel 注解
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* @return 最终的属性值
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* @throws Exception
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*/
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private Object getTargetValue(T vo, Field field, Excel excel) throws Exception
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{
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Object o = field.get(vo);
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if (StringUtils.isNotEmpty(excel.targetAttr()))
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{
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String target = excel.targetAttr();
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if (target.indexOf(".") > -1)
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{
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String[] targets = target.split("[.]");
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for (String name : targets)
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{
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o = getValue(o, name);
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}
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}
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else
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{
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o = getValue(o, target);
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}
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}
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return o;
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}
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/**
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* 以类的属性的get方法方法形式获取值
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*
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* @param o
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* @param name
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* @return value
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* @throws Exception
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*/
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private Object getValue(Object o, String name) throws Exception
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{
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if (StringUtils.isNotEmpty(name))
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{
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Class<?> clazz = o.getClass();
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String methodName = "get" + name.substring(0, 1).toUpperCase() + name.substring(1);
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Method method = clazz.getMethod(methodName);
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o = method.invoke(o);
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}
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return o;
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}
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/**
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* 得到所有定义字段
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*/
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private void createExcelField()
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{
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this.fields = new ArrayList<Object[]>();
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List<Field> tempFields = new ArrayList<>();
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tempFields.addAll(Arrays.asList(clazz.getSuperclass().getDeclaredFields()));
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tempFields.addAll(Arrays.asList(clazz.getDeclaredFields()));
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for (Field field : tempFields)
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{
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|
// 单注解
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|
if (field.isAnnotationPresent(Excel.class))
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{
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putToField(field, field.getAnnotation(Excel.class));
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}
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// 多注解
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|
|
if (field.isAnnotationPresent(Excels.class))
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|
{
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|
Excels attrs = field.getAnnotation(Excels.class);
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|
|
Excel[] excels = attrs.value();
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for (Excel excel : excels)
|
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|
{
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|
putToField(field, excel);
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|
|
}
|
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|
}
|
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|
|
}
|
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|
|
}
|
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|
/**
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|
|
* 放到字段集合中
|
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|
|
*/
|
|
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|
|
private void putToField(Field field, Excel attr)
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|
|
|
{
|
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|
|
if (attr != null && (attr.type() == Type.ALL || attr.type() == type))
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|
|
{
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|
|
this.fields.add(new Object[] { field, attr });
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|
|
}
|
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|
|
}
|
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|
|
/**
|
|
|
|
|
* 创建一个工作簿
|
|
|
|
|
*/
|
|
|
|
|
public void createWorkbook()
|
|
|
|
|
{
|
|
|
|
|
this.wb = new SXSSFWorkbook(500);
|
|
|
|
|
}
|
|
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|
|
/**
|
|
|
|
|
* 创建工作表
|
|
|
|
|
*
|
|
|
|
|
* @param sheetNo sheet数量
|
|
|
|
|
* @param index 序号
|
|
|
|
|
*/
|
|
|
|
|
public void createSheet(double sheetNo, int index)
|
|
|
|
|
{
|
|
|
|
|
this.sheet = wb.createSheet();
|
|
|
|
|
this.styles = createStyles(wb);
|
|
|
|
|
// 设置工作表的名称.
|
|
|
|
|
if (sheetNo == 0)
|
|
|
|
|
{
|
|
|
|
|
wb.setSheetName(index, sheetName);
|
|
|
|
|
}
|
|
|
|
|
else
|
|
|
|
|
{
|
|
|
|
|
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 (cell != null)
|
|
|
|
|
{
|
|
|
|
|
if (cell.getCellTypeEnum() == CellType.NUMERIC || cell.getCellTypeEnum() == CellType.FORMULA)
|
|
|
|
|
{
|
|
|
|
|
val = cell.getNumericCellValue();
|
|
|
|
|
if (HSSFDateUtil.isCellDateFormatted(cell))
|
|
|
|
|
{
|
|
|
|
|
val = DateUtil.getJavaDate((Double) val); // POI Excel 日期格式转换
|
|
|
|
|
}
|
|
|
|
|
else
|
|
|
|
|
{
|
|
|
|
|
if ((Double) val % 1 > 0)
|
|
|
|
|
{
|
|
|
|
|
val = new DecimalFormat("0.00").format(val);
|
|
|
|
|
}
|
|
|
|
|
else
|
|
|
|
|
{
|
|
|
|
|
val = new DecimalFormat("0").format(val);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
else if (cell.getCellTypeEnum() == CellType.STRING)
|
|
|
|
|
{
|
|
|
|
|
val = cell.getStringCellValue();
|
|
|
|
|
}
|
|
|
|
|
else if (cell.getCellTypeEnum() == CellType.BOOLEAN)
|
|
|
|
|
{
|
|
|
|
|
val = cell.getBooleanCellValue();
|
|
|
|
|
}
|
|
|
|
|
else if (cell.getCellTypeEnum() == CellType.ERROR)
|
|
|
|
|
{
|
|
|
|
|
val = cell.getErrorCellValue();
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
catch (Exception e)
|
|
|
|
|
{
|
|
|
|
|
return val;
|
|
|
|
|
}
|
|
|
|
|
return val;
|
|
|
|
|
}
|
|
|
|
|
}
|
RuoYi
6 years ago