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ExcelWriter在关闭后不清空currentRow，以便复用

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This commit is contained in:
Looly 2023-03-29 22:11:43 +08:00
parent cbc2246a37
commit e34eb4314b
2 changed files with 4 additions and 2 deletions
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1
CHANGELOG.md
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@ -6,6 +6,7 @@
### 🐣新特性 ### 🐣新特性
* 【core 】 SerializeUtil.deserialize增加白名单类，避免RCE vulnerability（issue#3021@Github） * 【core 】 SerializeUtil.deserialize增加白名单类，避免RCE vulnerability（issue#3021@Github）
* 【poi 】 ExcelWriter在关闭后不清空currentRow，以便复用（issue#3025@Github）
### 🐞Bug修复 ### 🐞Bug修复
* 【core 】 CollUtil.split优化切割列表参数判断，避免OOM（pr#3026@Github） * 【core 】 CollUtil.split优化切割列表参数判断，避免OOM（pr#3026@Github）

5
hutool-poi/src/main/java/cn/hutool/poi/excel/ExcelWriter.java
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@ -64,7 +64,7 @@ public class ExcelWriter extends ExcelBase<ExcelWriter> {
/** /**
* 当前行 * 当前行
*/ */
private AtomicInteger currentRow = new AtomicInteger(0); private final AtomicInteger currentRow;
/** /**
* 是否只保留别名对应的字段 * 是否只保留别名对应的字段
*/ */
@ -182,6 +182,7 @@ public class ExcelWriter extends ExcelBase<ExcelWriter> {
public ExcelWriter(Sheet sheet) { public ExcelWriter(Sheet sheet) {
super(sheet); super(sheet);
this.styleSet = new StyleSet(workbook); this.styleSet = new StyleSet(workbook);
this.currentRow = new AtomicInteger(0);
} }
// -------------------------------------------------------------------------- Constructor end // -------------------------------------------------------------------------- Constructor end
@ -1328,7 +1329,7 @@ public class ExcelWriter extends ExcelBase<ExcelWriter> {
super.close(); super.close();
// 清空对象 // 清空对象
this.currentRow = null; this.currentRow.set(0);
this.styleSet = null; this.styleSet = null;
} }