From 3c4fee1db116c11d4f04727cfe076d7c94daeaf2 Mon Sep 17 00:00:00 2001
From: yanzhaofeige <yanzhaofeige@qq.com>
Date: Mon, 30 Sep 2024 12:10:57 +0800
Subject: [PATCH] init
---
cpzidc-common/src/main/java/com/odcc/cpzidc/common/utils/poi/ExcelUtil.java | 1812 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 1,812 insertions(+), 0 deletions(-)
diff --git a/cpzidc-common/src/main/java/com/odcc/cpzidc/common/utils/poi/ExcelUtil.java b/cpzidc-common/src/main/java/com/odcc/cpzidc/common/utils/poi/ExcelUtil.java
new file mode 100644
index 0000000..335d2fa
--- /dev/null
+++ b/cpzidc-common/src/main/java/com/odcc/cpzidc/common/utils/poi/ExcelUtil.java
@@ -0,0 +1,1812 @@
+package com.odcc.cpzidc.common.utils.poi;
+
+import java.io.File;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.OutputStream;
+import java.lang.reflect.Field;
+import java.lang.reflect.Method;
+import java.lang.reflect.ParameterizedType;
+import java.math.BigDecimal;
+import java.text.DecimalFormat;
+import java.time.LocalDate;
+import java.time.LocalDateTime;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.Comparator;
+import java.util.Date;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+import java.util.UUID;
+import java.util.stream.Collectors;
+import javax.servlet.http.HttpServletResponse;
+import org.apache.commons.lang3.ArrayUtils;
+import org.apache.commons.lang3.RegExUtils;
+import org.apache.commons.lang3.reflect.FieldUtils;
+import org.apache.poi.hssf.usermodel.HSSFClientAnchor;
+import org.apache.poi.hssf.usermodel.HSSFPicture;
+import org.apache.poi.hssf.usermodel.HSSFPictureData;
+import org.apache.poi.hssf.usermodel.HSSFShape;
+import org.apache.poi.hssf.usermodel.HSSFSheet;
+import org.apache.poi.hssf.usermodel.HSSFWorkbook;
+import org.apache.poi.ooxml.POIXMLDocumentPart;
+import org.apache.poi.ss.usermodel.BorderStyle;
+import org.apache.poi.ss.usermodel.Cell;
+import org.apache.poi.ss.usermodel.CellStyle;
+import org.apache.poi.ss.usermodel.CellType;
+import org.apache.poi.ss.usermodel.ClientAnchor;
+import org.apache.poi.ss.usermodel.DataFormat;
+import org.apache.poi.ss.usermodel.DataValidation;
+import org.apache.poi.ss.usermodel.DataValidationConstraint;
+import org.apache.poi.ss.usermodel.DataValidationHelper;
+import org.apache.poi.ss.usermodel.DateUtil;
+import org.apache.poi.ss.usermodel.Drawing;
+import org.apache.poi.ss.usermodel.FillPatternType;
+import org.apache.poi.ss.usermodel.Font;
+import org.apache.poi.ss.usermodel.HorizontalAlignment;
+import org.apache.poi.ss.usermodel.IndexedColors;
+import org.apache.poi.ss.usermodel.Name;
+import org.apache.poi.ss.usermodel.PictureData;
+import org.apache.poi.ss.usermodel.Row;
+import org.apache.poi.ss.usermodel.Sheet;
+import org.apache.poi.ss.usermodel.VerticalAlignment;
+import org.apache.poi.ss.usermodel.Workbook;
+import org.apache.poi.ss.usermodel.WorkbookFactory;
+import org.apache.poi.ss.util.CellRangeAddress;
+import org.apache.poi.ss.util.CellRangeAddressList;
+import org.apache.poi.util.IOUtils;
+import org.apache.poi.xssf.streaming.SXSSFWorkbook;
+import org.apache.poi.xssf.usermodel.XSSFClientAnchor;
+import org.apache.poi.xssf.usermodel.XSSFDataValidation;
+import org.apache.poi.xssf.usermodel.XSSFDrawing;
+import org.apache.poi.xssf.usermodel.XSSFPicture;
+import org.apache.poi.xssf.usermodel.XSSFShape;
+import org.apache.poi.xssf.usermodel.XSSFSheet;
+import org.apache.poi.xssf.usermodel.XSSFWorkbook;
+import org.openxmlformats.schemas.drawingml.x2006.spreadsheetDrawing.CTMarker;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import com.odcc.cpzidc.common.annotation.Excel;
+import com.odcc.cpzidc.common.annotation.Excel.ColumnType;
+import com.odcc.cpzidc.common.annotation.Excel.Type;
+import com.odcc.cpzidc.common.annotation.Excels;
+import com.odcc.cpzidc.common.config.CpzIdcConfig;
+import com.odcc.cpzidc.common.core.domain.AjaxResult;
+import com.odcc.cpzidc.common.core.text.Convert;
+import com.odcc.cpzidc.common.exception.UtilException;
+import com.odcc.cpzidc.common.utils.DateUtils;
+import com.odcc.cpzidc.common.utils.DictUtils;
+import com.odcc.cpzidc.common.utils.StringUtils;
+import com.odcc.cpzidc.common.utils.file.FileTypeUtils;
+import com.odcc.cpzidc.common.utils.file.FileUtils;
+import com.odcc.cpzidc.common.utils.file.ImageUtils;
+import com.odcc.cpzidc.common.utils.reflect.ReflectUtils;
+
+/**
+ * Excel相关处理
+ *
+ * @author ruoyi
+ */
+public class ExcelUtil<T>
+{
+ private static final Logger log = LoggerFactory.getLogger(ExcelUtil.class);
+
+ public static final String FORMULA_REGEX_STR = "=|-|\\+|@";
+
+ public static final String[] FORMULA_STR = { "=", "-", "+", "@" };
+
+ /**
+ * 用于dictType属性数据存储，避免重复查缓存
+ */
+ public Map<String, String> sysDictMap = new HashMap<String, String>();
+
+ /**
+ * Excel sheet最大行数，默认65536
+ */
+ public static final int sheetSize = 65536;
+
+ /**
+ * 工作表名称
+ */
+ private String sheetName;
+
+ /**
+ * 导出类型（EXPORT:导出数据；IMPORT：导入模板）
+ */
+ private Type type;
+
+ /**
+ * 工作薄对象
+ */
+ private Workbook wb;
+
+ /**
+ * 工作表对象
+ */
+ private Sheet sheet;
+
+ /**
+ * 样式列表
+ */
+ private Map<String, CellStyle> styles;
+
+ /**
+ * 导入导出数据列表
+ */
+ private List<T> list;
+
+ /**
+ * 注解列表
+ */
+ private List<Object[]> fields;
+
+ /**
+ * 当前行号
+ */
+ private int rownum;
+
+ /**
+ * 标题
+ */
+ private String title;
+
+ /**
+ * 最大高度
+ */
+ private short maxHeight;
+
+ /**
+ * 合并后最后行数
+ */
+ private int subMergedLastRowNum = 0;
+
+ /**
+ * 合并后开始行数
+ */
+ private int subMergedFirstRowNum = 1;
+
+ /**
+ * 对象的子列表方法
+ */
+ private Method subMethod;
+
+ /**
+ * 对象的子列表属性
+ */
+ private List<Field> subFields;
+
+ /**
+ * 统计列表
+ */
+ private Map<Integer, Double> statistics = new HashMap<Integer, Double>();
+
+ /**
+ * 数字格式
+ */
+ private static final DecimalFormat DOUBLE_FORMAT = new DecimalFormat("######0.00");
+
+ /**
+ * 实体对象
+ */
+ public Class<T> clazz;
+
+ /**
+ * 需要排除列属性
+ */
+ public String[] excludeFields;
+
+ public ExcelUtil(Class<T> clazz)
+ {
+ this.clazz = clazz;
+ }
+
+ /**
+ * 隐藏Excel中列属性
+ *
+ * @param fields 列属性名 示例[单个"name"/多个"id","name"]
+ * @throws Exception
+ */
+ public void hideColumn(String... fields)
+ {
+ this.excludeFields = fields;
+ }
+
+ public void init(List<T> list, String sheetName, String title, Type type)
+ {
+ if (list == null)
+ {
+ list = new ArrayList<T>();
+ }
+ this.list = list;
+ this.sheetName = sheetName;
+ this.type = type;
+ this.title = title;
+ createExcelField();
+ createWorkbook();
+ createTitle();
+ createSubHead();
+ }
+
+ /**
+ * 创建excel第一行标题
+ */
+ public void createTitle()
+ {
+ if (StringUtils.isNotEmpty(title))
+ {
+ subMergedFirstRowNum++;
+ subMergedLastRowNum++;
+ int titleLastCol = this.fields.size() - 1;
+ if (isSubList())
+ {
+ titleLastCol = titleLastCol + subFields.size() - 1;
+ }
+ Row titleRow = sheet.createRow(rownum == 0 ? rownum++ : 0);
+ titleRow.setHeightInPoints(30);
+ Cell titleCell = titleRow.createCell(0);
+ titleCell.setCellStyle(styles.get("title"));
+ titleCell.setCellValue(title);
+ sheet.addMergedRegion(new CellRangeAddress(titleRow.getRowNum(), titleRow.getRowNum(), titleRow.getRowNum(), titleLastCol));
+ }
+ }
+
+ /**
+ * 创建对象的子列表名称
+ */
+ public void createSubHead()
+ {
+ if (isSubList())
+ {
+ subMergedFirstRowNum++;
+ subMergedLastRowNum++;
+ Row subRow = sheet.createRow(rownum);
+ int excelNum = 0;
+ for (Object[] objects : fields)
+ {
+ Excel attr = (Excel) objects[1];
+ Cell headCell1 = subRow.createCell(excelNum);
+ headCell1.setCellValue(attr.name());
+ headCell1.setCellStyle(styles.get(StringUtils.format("header_{}_{}", attr.headerColor(), attr.headerBackgroundColor())));
+ excelNum++;
+ }
+ int headFirstRow = excelNum - 1;
+ int headLastRow = headFirstRow + subFields.size() - 1;
+ if (headLastRow > headFirstRow)
+ {
+ sheet.addMergedRegion(new CellRangeAddress(rownum, rownum, headFirstRow, headLastRow));
+ }
+ rownum++;
+ }
+ }
+
+ /**
+ * 对excel表单默认第一个索引名转换成list
+ *
+ * @param is 输入流
+ * @return 转换后集合
+ */
+ public List<T> importExcel(InputStream is)
+ {
+ List<T> list = null;
+ try
+ {
+ list = importExcel(is, 0);
+ }
+ catch (Exception e)
+ {
+ log.error("导入Excel异常{}", e.getMessage());
+ throw new UtilException(e.getMessage());
+ }
+ finally
+ {
+ IOUtils.closeQuietly(is);
+ }
+ return list;
+ }
+
+ /**
+ * 对excel表单默认第一个索引名转换成list
+ *
+ * @param is 输入流
+ * @param titleNum 标题占用行数
+ * @return 转换后集合
+ */
+ public List<T> importExcel(InputStream is, int titleNum) throws Exception
+ {
+ return importExcel(StringUtils.EMPTY, is, titleNum);
+ }
+
+ /**
+ * 对excel表单指定表格索引名转换成list
+ *
+ * @param sheetName 表格索引名
+ * @param titleNum 标题占用行数
+ * @param is 输入流
+ * @return 转换后集合
+ */
+ public List<T> importExcel(String sheetName, InputStream is, int titleNum) throws Exception
+ {
+ this.type = Type.IMPORT;
+ this.wb = WorkbookFactory.create(is);
+ List<T> list = new ArrayList<T>();
+ // 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
+ Sheet sheet = StringUtils.isNotEmpty(sheetName) ? wb.getSheet(sheetName) : wb.getSheetAt(0);
+ if (sheet == null)
+ {
+ throw new IOException("文件sheet不存在");
+ }
+ boolean isXSSFWorkbook = !(wb instanceof HSSFWorkbook);
+ Map<String, PictureData> pictures;
+ if (isXSSFWorkbook)
+ {
+ pictures = getSheetPictures07((XSSFSheet) sheet, (XSSFWorkbook) wb);
+ }
+ else
+ {
+ pictures = getSheetPictures03((HSSFSheet) sheet, (HSSFWorkbook) wb);
+ }
+ // 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
+ int rows = sheet.getLastRowNum();
+ if (rows > 0)
+ {
+ // 定义一个map用于存放excel列的序号和field.
+ Map<String, Integer> cellMap = new HashMap<String, Integer>();
+ // 获取表头
+ Row heard = sheet.getRow(titleNum);
+ for (int i = 0; i < heard.getPhysicalNumberOfCells(); i++)
+ {
+ Cell cell = heard.getCell(i);
+ if (StringUtils.isNotNull(cell))
+ {
+ String value = this.getCellValue(heard, i).toString();
+ cellMap.put(value, i);
+ }
+ else
+ {
+ cellMap.put(null, i);
+ }
+ }
+ // 有数据时才处理 得到类的所有field.
+ List<Object[]> fields = this.getFields();
+ Map<Integer, Object[]> fieldsMap = new HashMap<Integer, Object[]>();
+ for (Object[] objects : fields)
+ {
+ Excel attr = (Excel) objects[1];
+ Integer column = cellMap.get(attr.name());
+ if (column != null)
+ {
+ fieldsMap.put(column, objects);
+ }
+ }
+ for (int i = titleNum + 1; i <= rows; i++)
+ {
+ // 从第2行开始取数据,默认第一行是表头.
+ Row row = sheet.getRow(i);
+ // 判断当前行是否是空行
+ if (isRowEmpty(row))
+ {
+ continue;
+ }
+ T entity = null;
+ for (Map.Entry<Integer, Object[]> entry : fieldsMap.entrySet())
+ {
+ Object val = this.getCellValue(row, entry.getKey());
+
+ // 如果不存在实例则新建.
+ entity = (entity == null ? clazz.newInstance() : entity);
+ // 从map中得到对应列的field.
+ Field field = (Field) entry.getValue()[0];
+ Excel attr = (Excel) entry.getValue()[1];
+ // 取得类型,并根据对象类型设置值.
+ Class<?> fieldType = field.getType();
+ if (String.class == fieldType)
+ {
+ String s = Convert.toStr(val);
+ if (StringUtils.endsWith(s, ".0"))
+ {
+ val = StringUtils.substringBefore(s, ".0");
+ }
+ else
+ {
+ String dateFormat = field.getAnnotation(Excel.class).dateFormat();
+ if (StringUtils.isNotEmpty(dateFormat))
+ {
+ val = parseDateToStr(dateFormat, val);
+ }
+ else
+ {
+ val = Convert.toStr(val);
+ }
+ }
+ }
+ else if ((Integer.TYPE == fieldType || Integer.class == fieldType) && StringUtils.isNumeric(Convert.toStr(val)))
+ {
+ val = Convert.toInt(val);
+ }
+ else if ((Long.TYPE == fieldType || Long.class == fieldType) && StringUtils.isNumeric(Convert.toStr(val)))
+ {
+ val = Convert.toLong(val);
+ }
+ else if (Double.TYPE == fieldType || Double.class == fieldType)
+ {
+ val = Convert.toDouble(val);
+ }
+ else if (Float.TYPE == fieldType || Float.class == fieldType)
+ {
+ val = Convert.toFloat(val);
+ }
+ else if (BigDecimal.class == fieldType)
+ {
+ val = Convert.toBigDecimal(val);
+ }
+ else if (Date.class == fieldType)
+ {
+ if (val instanceof String)
+ {
+ val = DateUtils.parseDate(val);
+ }
+ else if (val instanceof Double)
+ {
+ val = DateUtil.getJavaDate((Double) val);
+ }
+ }
+ else if (Boolean.TYPE == fieldType || Boolean.class == fieldType)
+ {
+ val = Convert.toBool(val, false);
+ }
+ if (StringUtils.isNotNull(fieldType))
+ {
+ String propertyName = field.getName();
+ if (StringUtils.isNotEmpty(attr.targetAttr()))
+ {
+ propertyName = field.getName() + "." + attr.targetAttr();
+ }
+ if (StringUtils.isNotEmpty(attr.readConverterExp()))
+ {
+ val = reverseByExp(Convert.toStr(val), attr.readConverterExp(), attr.separator());
+ }
+ else if (StringUtils.isNotEmpty(attr.dictType()))
+ {
+ if (!sysDictMap.containsKey(attr.dictType() + val))
+ {
+ String dictValue = reverseDictByExp(Convert.toStr(val), attr.dictType(), attr.separator());
+ sysDictMap.put(attr.dictType() + val, dictValue);
+ }
+ val = sysDictMap.get(attr.dictType() + val);
+ }
+ else if (!attr.handler().equals(ExcelHandlerAdapter.class))
+ {
+ val = dataFormatHandlerAdapter(val, attr, null);
+ }
+ else if (ColumnType.IMAGE == attr.cellType() && StringUtils.isNotEmpty(pictures))
+ {
+ PictureData image = pictures.get(row.getRowNum() + "_" + entry.getKey());
+ if (image == null)
+ {
+ val = "";
+ }
+ else
+ {
+ byte[] data = image.getData();
+ val = FileUtils.writeImportBytes(data);
+ }
+ }
+ ReflectUtils.invokeSetter(entity, propertyName, val);
+ }
+ }
+ list.add(entity);
+ }
+ }
+ return list;
+ }
+
+ /**
+ * 对list数据源将其里面的数据导入到excel表单
+ *
+ * @param list 导出数据集合
+ * @param sheetName 工作表的名称
+ * @return 结果
+ */
+ public AjaxResult exportExcel(List<T> list, String sheetName)
+ {
+ return exportExcel(list, sheetName, StringUtils.EMPTY);
+ }
+
+ /**
+ * 对list数据源将其里面的数据导入到excel表单
+ *
+ * @param list 导出数据集合
+ * @param sheetName 工作表的名称
+ * @param title 标题
+ * @return 结果
+ */
+ public AjaxResult exportExcel(List<T> list, String sheetName, String title)
+ {
+ this.init(list, sheetName, title, Type.EXPORT);
+ return exportExcel();
+ }
+
+ /**
+ * 对list数据源将其里面的数据导入到excel表单
+ *
+ * @param response 返回数据
+ * @param list 导出数据集合
+ * @param sheetName 工作表的名称
+ * @return 结果
+ */
+ public void exportExcel(HttpServletResponse response, List<T> list, String sheetName)
+ {
+ exportExcel(response, list, sheetName, StringUtils.EMPTY);
+ }
+
+ /**
+ * 对list数据源将其里面的数据导入到excel表单
+ *
+ * @param response 返回数据
+ * @param list 导出数据集合
+ * @param sheetName 工作表的名称
+ * @param title 标题
+ * @return 结果
+ */
+ public void exportExcel(HttpServletResponse response, List<T> list, String sheetName, String title)
+ {
+ response.setContentType("application/vnd.openxmlformats-officedocument.spreadsheetml.sheet");
+ response.setCharacterEncoding("utf-8");
+ this.init(list, sheetName, title, Type.EXPORT);
+ exportExcel(response);
+ }
+
+ /**
+ * 对list数据源将其里面的数据导入到excel表单
+ *
+ * @param sheetName 工作表的名称
+ * @return 结果
+ */
+ public AjaxResult importTemplateExcel(String sheetName)
+ {
+ return importTemplateExcel(sheetName, StringUtils.EMPTY);
+ }
+
+ /**
+ * 对list数据源将其里面的数据导入到excel表单
+ *
+ * @param sheetName 工作表的名称
+ * @param title 标题
+ * @return 结果
+ */
+ public AjaxResult importTemplateExcel(String sheetName, String title)
+ {
+ this.init(null, sheetName, title, Type.IMPORT);
+ return exportExcel();
+ }
+
+ /**
+ * 对list数据源将其里面的数据导入到excel表单
+ *
+ * @param sheetName 工作表的名称
+ * @return 结果
+ */
+ public void importTemplateExcel(HttpServletResponse response, String sheetName)
+ {
+ importTemplateExcel(response, sheetName, StringUtils.EMPTY);
+ }
+
+ /**
+ * 对list数据源将其里面的数据导入到excel表单
+ *
+ * @param sheetName 工作表的名称
+ * @param title 标题
+ * @return 结果
+ */
+ public void importTemplateExcel(HttpServletResponse response, String sheetName, String title)
+ {
+ response.setContentType("application/vnd.openxmlformats-officedocument.spreadsheetml.sheet");
+ response.setCharacterEncoding("utf-8");
+ this.init(null, sheetName, title, Type.IMPORT);
+ exportExcel(response);
+ }
+
+ /**
+ * 对list数据源将其里面的数据导入到excel表单
+ *
+ * @return 结果
+ */
+ public void exportExcel(HttpServletResponse response)
+ {
+ try
+ {
+ writeSheet();
+ wb.write(response.getOutputStream());
+ }
+ catch (Exception e)
+ {
+ log.error("导出Excel异常{}", e.getMessage());
+ }
+ finally
+ {
+ IOUtils.closeQuietly(wb);
+ }
+ }
+
+ /**
+ * 对list数据源将其里面的数据导入到excel表单
+ *
+ * @return 结果
+ */
+ public AjaxResult exportExcel()
+ {
+ OutputStream out = null;
+ try
+ {
+ writeSheet();
+ 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 UtilException("导出Excel失败，请联系网站管理员！");
+ }
+ finally
+ {
+ IOUtils.closeQuietly(wb);
+ IOUtils.closeQuietly(out);
+ }
+ }
+
+ /**
+ * 创建写入数据到Sheet
+ */
+ public void writeSheet()
+ {
+ // 取出一共有多少个sheet.
+ int sheetNo = Math.max(1, (int) Math.ceil(list.size() * 1.0 / sheetSize));
+ for (int index = 0; index < sheetNo; index++)
+ {
+ createSheet(sheetNo, index);
+
+ // 产生一行
+ Row row = sheet.createRow(rownum);
+ int column = 0;
+ // 写入各个字段的列头名称
+ for (Object[] os : fields)
+ {
+ Field field = (Field) os[0];
+ Excel excel = (Excel) os[1];
+ if (Collection.class.isAssignableFrom(field.getType()))
+ {
+ for (Field subField : subFields)
+ {
+ Excel subExcel = subField.getAnnotation(Excel.class);
+ this.createHeadCell(subExcel, row, column++);
+ }
+ }
+ else
+ {
+ this.createHeadCell(excel, row, column++);
+ }
+ }
+ if (Type.EXPORT.equals(type))
+ {
+ fillExcelData(index, row);
+ addStatisticsRow();
+ }
+ }
+ }
+
+ /**
+ * 填充excel数据
+ *
+ * @param index 序号
+ * @param row 单元格行
+ */
+ @SuppressWarnings("unchecked")
+ public void fillExcelData(int index, Row row)
+ {
+ int startNo = index * sheetSize;
+ int endNo = Math.min(startNo + sheetSize, list.size());
+ int rowNo = (1 + rownum) - startNo;
+ for (int i = startNo; i < endNo; i++)
+ {
+ rowNo = isSubList() ? (i > 1 ? rowNo + 1 : rowNo + i) : i + 1 + rownum - startNo;
+ row = sheet.createRow(rowNo);
+ // 得到导出对象.
+ T vo = (T) list.get(i);
+ Collection<?> subList = null;
+ if (isSubList())
+ {
+ if (isSubListValue(vo))
+ {
+ subList = getListCellValue(vo);
+ subMergedLastRowNum = subMergedLastRowNum + subList.size();
+ }
+ else
+ {
+ subMergedFirstRowNum++;
+ subMergedLastRowNum++;
+ }
+ }
+ int column = 0;
+ for (Object[] os : fields)
+ {
+ Field field = (Field) os[0];
+ Excel excel = (Excel) os[1];
+ if (Collection.class.isAssignableFrom(field.getType()) && StringUtils.isNotNull(subList))
+ {
+ boolean subFirst = false;
+ for (Object obj : subList)
+ {
+ if (subFirst)
+ {
+ rowNo++;
+ row = sheet.createRow(rowNo);
+ }
+ List<Field> subFields = FieldUtils.getFieldsListWithAnnotation(obj.getClass(), Excel.class);
+ int subIndex = 0;
+ for (Field subField : subFields)
+ {
+ if (subField.isAnnotationPresent(Excel.class))
+ {
+ subField.setAccessible(true);
+ Excel attr = subField.getAnnotation(Excel.class);
+ this.addCell(attr, row, (T) obj, subField, column + subIndex);
+ }
+ subIndex++;
+ }
+ subFirst = true;
+ }
+ this.subMergedFirstRowNum = this.subMergedFirstRowNum + subList.size();
+ }
+ else
+ {
+ 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);
+ Font titleFont = wb.createFont();
+ titleFont.setFontName("Arial");
+ titleFont.setFontHeightInPoints((short) 16);
+ titleFont.setBold(true);
+ style.setFont(titleFont);
+ DataFormat dataFormat = wb.createDataFormat();
+ style.setDataFormat(dataFormat.getFormat("@"));
+ styles.put("title", style);
+
+ 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.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);
+
+ styles.putAll(annotationHeaderStyles(wb, styles));
+
+ styles.putAll(annotationDataStyles(wb));
+
+ return styles;
+ }
+
+ /**
+ * 根据Excel注解创建表格头样式
+ *
+ * @param wb 工作薄对象
+ * @return 自定义样式列表
+ */
+ private Map<String, CellStyle> annotationHeaderStyles(Workbook wb, Map<String, CellStyle> styles)
+ {
+ Map<String, CellStyle> headerStyles = new HashMap<String, CellStyle>();
+ for (Object[] os : fields)
+ {
+ Excel excel = (Excel) os[1];
+ String key = StringUtils.format("header_{}_{}", excel.headerColor(), excel.headerBackgroundColor());
+ if (!headerStyles.containsKey(key))
+ {
+ CellStyle style = wb.createCellStyle();
+ style.cloneStyleFrom(styles.get("data"));
+ style.setAlignment(HorizontalAlignment.CENTER);
+ style.setVerticalAlignment(VerticalAlignment.CENTER);
+ style.setFillForegroundColor(excel.headerBackgroundColor().index);
+ style.setFillPattern(FillPatternType.SOLID_FOREGROUND);
+ Font headerFont = wb.createFont();
+ headerFont.setFontName("Arial");
+ headerFont.setFontHeightInPoints((short) 10);
+ headerFont.setBold(true);
+ headerFont.setColor(excel.headerColor().index);
+ style.setFont(headerFont);
+ // 设置表格头单元格文本形式
+ DataFormat dataFormat = wb.createDataFormat();
+ style.setDataFormat(dataFormat.getFormat("@"));
+ headerStyles.put(key, style);
+ }
+ }
+ return headerStyles;
+ }
+
+ /**
+ * 根据Excel注解创建表格列样式
+ *
+ * @param wb 工作薄对象
+ * @return 自定义样式列表
+ */
+ private Map<String, CellStyle> annotationDataStyles(Workbook wb)
+ {
+ Map<String, CellStyle> styles = new HashMap<String, CellStyle>();
+ for (Object[] os : fields)
+ {
+ Field field = (Field) os[0];
+ Excel excel = (Excel) os[1];
+ if (Collection.class.isAssignableFrom(field.getType()))
+ {
+ ParameterizedType pt = (ParameterizedType) field.getGenericType();
+ Class<?> subClass = (Class<?>) pt.getActualTypeArguments()[0];
+ List<Field> subFields = FieldUtils.getFieldsListWithAnnotation(subClass, Excel.class);
+ for (Field subField : subFields)
+ {
+ Excel subExcel = subField.getAnnotation(Excel.class);
+ annotationDataStyles(styles, subField, subExcel);
+ }
+ }
+ else
+ {
+ annotationDataStyles(styles, field, excel);
+ }
+ }
+ return styles;
+ }
+
+ /**
+ * 根据Excel注解创建表格列样式
+ *
+ * @param styles 自定义样式列表
+ * @param field 属性列信息
+ * @param excel 注解信息
+ */
+ public void annotationDataStyles(Map<String, CellStyle> styles, Field field, Excel excel)
+ {
+ String key = StringUtils.format("data_{}_{}_{}_{}", excel.align(), excel.color(), excel.backgroundColor(), excel.cellType());
+ if (!styles.containsKey(key))
+ {
+ CellStyle style = wb.createCellStyle();
+ style.setAlignment(excel.align());
+ 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());
+ style.setFillPattern(FillPatternType.SOLID_FOREGROUND);
+ style.setFillForegroundColor(excel.backgroundColor().getIndex());
+ Font dataFont = wb.createFont();
+ dataFont.setFontName("Arial");
+ dataFont.setFontHeightInPoints((short) 10);
+ dataFont.setColor(excel.color().index);
+ style.setFont(dataFont);
+ if (ColumnType.TEXT == excel.cellType())
+ {
+ DataFormat dataFormat = wb.createDataFormat();
+ style.setDataFormat(dataFormat.getFormat("@"));
+ }
+ styles.put(key, style);
+ }
+ }
+
+ /**
+ * 创建单元格
+ */
+ public Cell createHeadCell(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(StringUtils.format("header_{}_{}", attr.headerColor(), attr.headerBackgroundColor())));
+ if (isSubList())
+ {
+ // 填充默认样式，防止合并单元格样式失效
+ sheet.setDefaultColumnStyle(column, styles.get(StringUtils.format("data_{}_{}_{}_{}", attr.align(), attr.color(), attr.backgroundColor(), attr.cellType())));
+ if (attr.needMerge())
+ {
+ sheet.addMergedRegion(new CellRangeAddress(rownum - 1, rownum, column, column));
+ }
+ }
+ 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() || ColumnType.TEXT == attr.cellType())
+ {
+ String cellValue = Convert.toStr(value);
+ // 对于任何以表达式触发字符 =-+@开头的单元格，直接使用tab字符作为前缀，防止CSV注入。
+ if (StringUtils.startsWithAny(cellValue, FORMULA_STR))
+ {
+ cellValue = RegExUtils.replaceFirst(cellValue, FORMULA_REGEX_STR, "\t$0");
+ }
+ if (value instanceof Collection && StringUtils.equals("[]", cellValue))
+ {
+ cellValue = StringUtils.EMPTY;
+ }
+ cell.setCellValue(StringUtils.isNull(cellValue) ? attr.defaultValue() : cellValue + 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));
+ }
+ if (StringUtils.isNotEmpty(attr.prompt()) || attr.combo().length > 0 || attr.comboReadDict())
+ {
+ String[] comboArray = attr.combo();
+ if (attr.comboReadDict())
+ {
+ if (!sysDictMap.containsKey("combo_" + attr.dictType()))
+ {
+ String labels = DictUtils.getDictLabels(attr.dictType());
+ sysDictMap.put("combo_" + attr.dictType(), labels);
+ }
+ String val = sysDictMap.get("combo_" + attr.dictType());
+ comboArray = StringUtils.split(val, DictUtils.SEPARATOR);
+ }
+ if (comboArray.length > 15 || StringUtils.join(comboArray).length() > 255)
+ {
+ // 如果下拉数大于15或字符串长度大于255，则使用一个新sheet存储，避免生成的模板下拉值获取不到
+ setXSSFValidationWithHidden(sheet, comboArray, attr.prompt(), 1, 100, column, column);
+ }
+ else
+ {
+ // 提示信息或只能选择不能输入的列内容.
+ setPromptOrValidation(sheet, comboArray, attr.prompt(), 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);
+ if (isSubListValue(vo) && getListCellValue(vo).size() > 1 && attr.needMerge())
+ {
+ CellRangeAddress cellAddress = new CellRangeAddress(subMergedFirstRowNum, subMergedLastRowNum, column, column);
+ sheet.addMergedRegion(cellAddress);
+ }
+ cell.setCellStyle(styles.get(StringUtils.format("data_{}_{}_{}_{}", attr.align(), attr.color(), attr.backgroundColor(), attr.cellType())));
+
+ // 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(parseDateToStr(dateFormat, 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))
+ {
+ if (!sysDictMap.containsKey(dictType + value))
+ {
+ String lable = convertDictByExp(Convert.toStr(value), dictType, separator);
+ sysDictMap.put(dictType + value, lable);
+ }
+ cell.setCellValue(sysDictMap.get(dictType + value));
+ }
+ else if (value instanceof BigDecimal && -1 != attr.scale())
+ {
+ cell.setCellValue((((BigDecimal) value).setScale(attr.scale(), attr.roundingMode())).doubleValue());
+ }
+ else if (!attr.handler().equals(ExcelHandlerAdapter.class))
+ {
+ cell.setCellValue(dataFormatHandlerAdapter(value, attr, cell));
+ }
+ 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 单元格提示或选择框
+ *
+ * @param sheet 表单
+ * @param textlist 下拉框显示的内容
+ * @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 setPromptOrValidation(Sheet sheet, String[] textlist, String promptContent, int firstRow, int endRow,
+ int firstCol, int endCol)
+ {
+ DataValidationHelper helper = sheet.getDataValidationHelper();
+ DataValidationConstraint constraint = textlist.length > 0 ? helper.createExplicitListConstraint(textlist) : helper.createCustomConstraint("DD1");
+ CellRangeAddressList regions = new CellRangeAddressList(firstRow, endRow, firstCol, endCol);
+ DataValidation dataValidation = helper.createValidation(constraint, regions);
+ if (StringUtils.isNotEmpty(promptContent))
+ {
+ // 如果设置了提示信息则鼠标放上去提示
+ dataValidation.createPromptBox("", promptContent);
+ dataValidation.setShowPromptBox(true);
+ }
+ // 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);
+ }
+
+ /**
+ * 设置某些列的值只能输入预制的数据,显示下拉框（兼容超出一定数量的下拉框）.
+ *
+ * @param sheet 要设置的sheet.
+ * @param textlist 下拉框显示的内容
+ * @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 setXSSFValidationWithHidden(Sheet sheet, String[] textlist, String promptContent, int firstRow, int endRow, int firstCol, int endCol)
+ {
+ String hideSheetName = "combo_" + firstCol + "_" + endCol;
+ Sheet hideSheet = wb.createSheet(hideSheetName); // 用于存储 下拉菜单数据
+ for (int i = 0; i < textlist.length; i++)
+ {
+ hideSheet.createRow(i).createCell(0).setCellValue(textlist[i]);
+ }
+ // 创建名称，可被其他单元格引用
+ Name name = wb.createName();
+ name.setNameName(hideSheetName + "_data");
+ name.setRefersToFormula(hideSheetName + "!$A$1:$A$" + textlist.length);
+ DataValidationHelper helper = sheet.getDataValidationHelper();
+ // 加载下拉列表内容
+ DataValidationConstraint constraint = helper.createFormulaListConstraint(hideSheetName + "_data");
+ // 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);
+ if (StringUtils.isNotEmpty(promptContent))
+ {
+ // 如果设置了提示信息则鼠标放上去提示
+ dataValidation.createPromptBox("", promptContent);
+ dataValidation.setShowPromptBox(true);
+ }
+ // 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);
+ // 设置hiddenSheet隐藏
+ wb.setSheetHidden(wb.getSheetIndex(hideSheet), true);
+ }
+
+ /**
+ * 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(propertyValue, separator))
+ {
+ 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(propertyValue, separator))
+ {
+ 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, Cell cell)
+ {
+ try
+ {
+ Object instance = excel.handler().newInstance();
+ Method formatMethod = excel.handler().getMethod("format", new Class[] { Object.class, String[].class, Cell.class, Workbook.class });
+ value = formatMethod.invoke(instance, value, excel.args(), cell, this.wb);
+ }
+ 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() + "_" + filename + ".xlsx";
+ return filename;
+ }
+
+ /**
+ * 获取下载路径
+ *
+ * @param filename 文件名称
+ */
+ public String getAbsoluteFile(String filename)
+ {
+ String downloadPath = CpzIdcConfig.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.contains("."))
+ {
+ 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)
+ {
+ if (!ArrayUtils.contains(this.excludeFields, field.getName()))
+ {
+ // 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 });
+ }
+ if (Collection.class.isAssignableFrom(field.getType()))
+ {
+ subMethod = getSubMethod(field.getName(), clazz);
+ ParameterizedType pt = (ParameterizedType) field.getGenericType();
+ Class<?> subClass = (Class<?>) pt.getActualTypeArguments()[0];
+ this.subFields = FieldUtils.getFieldsListWithAnnotation(subClass, Excel.class);
+ }
+ }
+
+ // 多注解
+ if (field.isAnnotationPresent(Excels.class))
+ {
+ Excels attrs = field.getAnnotation(Excels.class);
+ Excel[] excels = attrs.value();
+ for (Excel attr : excels)
+ {
+ if (!ArrayUtils.contains(this.excludeFields, field.getName() + "." + attr.targetAttr())
+ && (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 = Math.max(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 = anchor.getRow1() + "_" + 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;
+ }
+
+ /**
+ * 格式化不同类型的日期对象
+ *
+ * @param dateFormat 日期格式
+ * @param val 被格式化的日期对象
+ * @return 格式化后的日期字符
+ */
+ public String parseDateToStr(String dateFormat, Object val)
+ {
+ if (val == null)
+ {
+ return "";
+ }
+ String str;
+ if (val instanceof Date)
+ {
+ str = DateUtils.parseDateToStr(dateFormat, (Date) val);
+ }
+ else if (val instanceof LocalDateTime)
+ {
+ str = DateUtils.parseDateToStr(dateFormat, DateUtils.toDate((LocalDateTime) val));
+ }
+ else if (val instanceof LocalDate)
+ {
+ str = DateUtils.parseDateToStr(dateFormat, DateUtils.toDate((LocalDate) val));
+ }
+ else
+ {
+ str = val.toString();
+ }
+ return str;
+ }
+
+ /**
+ * 是否有对象的子列表
+ */
+ public boolean isSubList()
+ {
+ return StringUtils.isNotNull(subFields) && subFields.size() > 0;
+ }
+
+ /**
+ * 是否有对象的子列表，集合不为空
+ */
+ public boolean isSubListValue(T vo)
+ {
+ return StringUtils.isNotNull(subFields) && subFields.size() > 0 && StringUtils.isNotNull(getListCellValue(vo)) && getListCellValue(vo).size() > 0;
+ }
+
+ /**
+ * 获取集合的值
+ */
+ public Collection<?> getListCellValue(Object obj)
+ {
+ Object value;
+ try
+ {
+ value = subMethod.invoke(obj, new Object[] {});
+ }
+ catch (Exception e)
+ {
+ return new ArrayList<Object>();
+ }
+ return (Collection<?>) value;
+ }
+
+ /**
+ * 获取对象的子列表方法
+ *
+ * @param name 名称
+ * @param pojoClass 类对象
+ * @return 子列表方法
+ */
+ public Method getSubMethod(String name, Class<?> pojoClass)
+ {
+ StringBuffer getMethodName = new StringBuffer("get");
+ getMethodName.append(name.substring(0, 1).toUpperCase());
+ getMethodName.append(name.substring(1));
+ Method method = null;
+ try
+ {
+ method = pojoClass.getMethod(getMethodName.toString(), new Class[] {});
+ }
+ catch (Exception e)
+ {
+ log.error("获取对象异常{}", e.getMessage());
+ }
+ return method;
+ }
+}
--
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