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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.time.LocalDate;
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| | | import java.time.LocalDateTime;
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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.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.commons.lang3.RegExUtils;
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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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| | |
| | | {
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| | | private static final Logger log = LoggerFactory.getLogger(ExcelUtil.class);
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| | |
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| | | public static final String FORMULA_REGEX_STR = "=|-|\\+|@";
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| | |
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| | | public static final String[] FORMULA_STR = { "=", "-", "+", "@" };
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| | |
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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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| | |
| | | * 当前行号
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| | | */
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| | | private int rownum;
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| | | |
| | |
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| | | /**
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| | | * 标题
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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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| | | val = parseDateToStr(dateFormat, val);
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| | | }
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| | | else
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| | | {
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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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| | | else if ((Long.TYPE == fieldType || Long.class == fieldType) && StringUtils.isNumeric(Convert.toStr(val)))
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| | | {
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| | | val = Convert.toLong(val);
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| | | }
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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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| | | /**
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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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| | | * @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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| | | public void exportExcel(HttpServletResponse response, List<T> list, String sheetName)
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| | | {
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| | | exportExcel(response, list, sheetName, StringUtils.EMPTY);
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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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| | | * @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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| | | public void exportExcel(HttpServletResponse response, List<T> list, String sheetName, String title)
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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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| | | exportExcel(response);
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| | | }
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| | |
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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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| | | public void importTemplateExcel(HttpServletResponse response, String sheetName)
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| | | {
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| | | importTemplateExcel(response, sheetName, StringUtils.EMPTY);
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| | | }
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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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| | | public void importTemplateExcel(HttpServletResponse response, String sheetName, String title)
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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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| | | exportExcel(response);
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| | | }
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| | |
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| | | /**
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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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| | | public void exportExcel(HttpServletResponse response)
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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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| | | wb.write(response.getOutputStream());
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| | | }
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| | | catch (Exception e)
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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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| | |
| | | {
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| | | if (ColumnType.STRING == attr.cellType())
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| | | {
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| | | cell.setCellValue(StringUtils.isNull(value) ? attr.defaultValue() : value + attr.suffix());
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| | | String cellValue = Convert.toStr(value);
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| | | // 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。
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| | | if (StringUtils.startsWithAny(cellValue, FORMULA_STR))
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| | | {
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| | | cellValue = RegExUtils.replaceFirst(cellValue, FORMULA_REGEX_STR, "\t$0");
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| | | }
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| | | cell.setCellValue(StringUtils.isNull(cellValue) ? attr.defaultValue() : cellValue + attr.suffix());
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| | | }
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| | | else if (ColumnType.NUMERIC == attr.cellType())
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| | | {
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| | |
| | | String dictType = attr.dictType();
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| | | if (StringUtils.isNotEmpty(dateFormat) && StringUtils.isNotNull(value))
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| | | {
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| | | cell.setCellValue(DateUtils.parseDateToStr(dateFormat, (Date) value));
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| | | cell.setCellValue(parseDateToStr(dateFormat, value));
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| | | }
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| | | else if (StringUtils.isNotEmpty(readConverterExp) && StringUtils.isNotNull(value))
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| | | {
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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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| | | if (target.contains("."))
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| | | {
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| | | String[] targets = target.split("[.]");
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| | | for (String name : targets)
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| | |
| | | for (Object[] os : this.fields)
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| | | {
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| | | Excel excel = (Excel) os[1];
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| | | maxHeight = maxHeight > excel.height() ? maxHeight : excel.height();
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| | | maxHeight = Math.max(maxHeight, excel.height());
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| | | }
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| | | return (short) (maxHeight * 20);
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| | | }
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| | |
| | | }
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| | | return sheetIndexPicMap;
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| | | }
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| | |
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| | | /**
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| | | * 格式化不同类型的日期对象
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| | | * |
| | | * @param dateFormat 日期格式
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| | | * @param val 被格式化的日期对象
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| | | * @return 格式化后的日期字符
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| | | */
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| | | public String parseDateToStr(String dateFormat, Object val)
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| | | {
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| | | if (val == null)
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| | | {
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| | | return "";
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| | | }
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| | | String str;
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| | | if (val instanceof Date)
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| | | {
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| | | str = DateUtils.parseDateToStr(dateFormat, (Date) val);
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| | | }
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| | | else if (val instanceof LocalDateTime)
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| | | {
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| | | str = DateUtils.parseDateToStr(dateFormat, DateUtils.toDate((LocalDateTime) val));
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| | | }
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| | | else if (val instanceof LocalDate)
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| | | {
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| | | str = DateUtils.parseDateToStr(dateFormat, DateUtils.toDate((LocalDate) val));
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| | | }
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| | | else
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| | | {
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| | | str = val.toString();
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| | | }
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| | | return str;
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| | | }
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| | | }
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