From df4e329b084fcad4f8ac9910fc73a8467f86ceae Mon Sep 17 00:00:00 2001 From: RuoYi <yzz_ivy@163.com> Date: 星期五, 11 十一月 2022 11:30:37 +0800 Subject: [PATCH] 优化导出对象的子列表为空会出现[]问题 --- src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java | 23 ++++++++++++++++------- 1 files changed, 16 insertions(+), 7 deletions(-) diff --git a/src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java b/src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java index 4cbfb4b..54f1153 100644 --- a/src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java +++ b/src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java @@ -689,17 +689,24 @@ int rowNo = (1 + rownum) - startNo; for (int i = startNo; i < endNo; i++) { - rowNo = i > 1 ? rowNo + 1 : rowNo + i; + rowNo = isSubList() ? (i > 1 ? rowNo + 1 : rowNo + i) : i + 1 + rownum - startNo; row = sheet.createRow(rowNo); // 寰楀埌瀵煎嚭瀵硅薄. T vo = (T) list.get(i); Collection<?> subList = null; - if (isSubListValue(vo)) + if (isSubList()) { - subList = getListCellValue(vo); - subMergedLastRowNum = subMergedLastRowNum + subList.size(); + if (isSubListValue(vo)) + { + subList = getListCellValue(vo); + subMergedLastRowNum = subMergedLastRowNum + subList.size(); + } + else + { + subMergedFirstRowNum++; + subMergedLastRowNum++; + } } - int column = 0; for (Object[] os : fields) { @@ -808,7 +815,6 @@ if (!headerStyles.containsKey(key)) { CellStyle style = wb.createCellStyle(); - style = wb.createCellStyle(); style.cloneStyleFrom(styles.get("data")); style.setAlignment(HorizontalAlignment.CENTER); style.setVerticalAlignment(VerticalAlignment.CENTER); @@ -842,7 +848,6 @@ if (!styles.containsKey(key)) { CellStyle style = wb.createCellStyle(); - style = wb.createCellStyle(); style.setAlignment(excel.align()); style.setVerticalAlignment(VerticalAlignment.CENTER); style.setBorderRight(BorderStyle.THIN); @@ -906,6 +911,10 @@ { 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()) -- Gitblit v1.9.3