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fix 导出Excel时设置合并列，指定合并列的第一行数据为null、空字符时导致后续列无法正常合并

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This commit is contained in:
zhengyulun 2025-08-26 15:41:35 +08:00
parent c01ed34602
commit b345702705
1 changed files with 9 additions and 3 deletions
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12
ruoyi-common/ruoyi-common-excel/src/main/java/org/dromara/common/excel/core/CellMergeHandler.java
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@ -73,12 +73,14 @@ public class CellMergeHandler {
Object val = ReflectUtils.invokeGetter(rowObj, field.getName());
int colNum = mergeFieldsIndex.get(j);
if (!map.containsKey(field)) {
Object cellValue = map.containsKey(field) ? map.get(field).value() : null;
if (!map.containsKey(field) || (isEmpty(cellValue) && val != null)) {
map.put(field, new RepeatCell(val, i));
} else {
RepeatCell repeatCell = map.get(field);
Object cellValue = repeatCell.value();
if (cellValue == null || "".equals(cellValue)) {
cellValue = repeatCell.value();
if (isEmpty(cellValue)) {
// 空值跳过不合并
continue;
}
@ -110,6 +112,10 @@ public class CellMergeHandler {
return cellList;
}
private boolean isEmpty(Object value) {
return value == null || "".equals(value);
}
private boolean isMerge(List<?> list, int i, Field field) {
boolean isMerge = true;
CellMerge cm = field.getAnnotation(CellMerge.class);