导出完成移除临时目录 #386

src/main/java/com/alibaba/excel/analysis/ExcelAnalyserImpl.java

@@ -15,6 +15,7 @@ import com.alibaba.excel.context.AnalysisContext;
 import com.alibaba.excel.context.AnalysisContextImpl;
 import com.alibaba.excel.exception.ExcelAnalysisException;
 import com.alibaba.excel.exception.ExcelAnalysisStopException;
+import com.alibaba.excel.exception.ExcelGenerateException;
 import com.alibaba.excel.read.metadata.ReadSheet;
 import com.alibaba.excel.read.metadata.ReadWorkbook;
 import com.alibaba.excel.read.metadata.holder.ReadWorkbookHolder;
@@ -113,38 +114,42 @@ public class ExcelAnalyserImpl implements ExcelAnalyser {
             if (readWorkbookHolder.getReadCache() != null) {
                 readWorkbookHolder.getReadCache().destroy();
             }
-        } catch (Throwable e) {
+        } catch (Throwable t) {
-            throw new ExcelAnalysisException("Can not close IO", e);
+            throwCanNotCloseIo(t);
         }
         try {
             if (readWorkbookHolder.getOpcPackage() != null) {
                 readWorkbookHolder.getOpcPackage().close();
             }
-        } catch (Throwable e) {
+        } catch (Throwable t) {
-            throw new ExcelAnalysisException("Can not close IO", e);
+            throwCanNotCloseIo(t);
         }
         try {
             if (readWorkbookHolder.getPoifsFileSystem() != null) {
                 readWorkbookHolder.getPoifsFileSystem().close();
             }
-        } catch (Throwable e) {
+        } catch (Throwable t) {
-            throw new ExcelAnalysisException("Can not close IO", e);
+            throwCanNotCloseIo(t);
         }
         try {
             if (analysisContext.readWorkbookHolder().getAutoCloseStream()
                 && readWorkbookHolder.getInputStream() != null) {
                 readWorkbookHolder.getInputStream().close();
             }
-        } catch (Throwable e) {
+        } catch (Throwable t) {
-            throw new ExcelAnalysisException("Can not close IO", e);
+            throwCanNotCloseIo(t);
         }
         try {
             if (readWorkbookHolder.getTempFile() != null) {
                 FileUtils.delete(readWorkbookHolder.getTempFile());
             }
-        } catch (Throwable e) {
+        } catch (Throwable t) {
-            throw new ExcelAnalysisException("Can not close IO", e);
+            throwCanNotCloseIo(t);
+        }
     }
+
+    private void throwCanNotCloseIo(Throwable t) {
+        throw new ExcelAnalysisException("Can not close IO", t);
     }
 
     @Override

src/main/java/com/alibaba/excel/context/WriteContextImpl.java

@@ -9,6 +9,7 @@ import org.apache.poi.ss.usermodel.Row;
 import org.apache.poi.ss.usermodel.Sheet;
 import org.apache.poi.ss.usermodel.Workbook;
 import org.apache.poi.ss.util.CellRangeAddress;
+import org.apache.poi.xssf.streaming.SXSSFWorkbook;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -343,39 +344,52 @@ public class WriteContextImpl implements WriteContext {
         if (writeWorkbookHolder == null) {
             return;
         }
+
         try {
             writeWorkbookHolder.getWorkbook().write(writeWorkbookHolder.getOutputStream());
             writeWorkbookHolder.getWorkbook().close();
-        } catch (Throwable e) {
+        } catch (Throwable t) {
-            throw new ExcelGenerateException("Can not close IO", e);
+            throwCanNotCloseIo(t);
+        }
+        try {
+            Workbook workbook = writeWorkbookHolder.getWorkbook();
+            if (workbook instanceof SXSSFWorkbook) {
+                ((SXSSFWorkbook)workbook).dispose();
+            }
+        } catch (Throwable t) {
+            throwCanNotCloseIo(t);
         }
         try {
             if (writeWorkbookHolder.getAutoCloseStream() && writeWorkbookHolder.getOutputStream() != null) {
                 writeWorkbookHolder.getOutputStream().close();
             }
-        } catch (Throwable e) {
+        } catch (Throwable t) {
-            throw new ExcelGenerateException("Can not close IO", e);
+            throwCanNotCloseIo(t);
         }
         try {
             if (writeWorkbookHolder.getAutoCloseStream() && writeWorkbookHolder.getTemplateInputStream() != null) {
                 writeWorkbookHolder.getTemplateInputStream().close();
             }
-        } catch (Throwable e) {
+        } catch (Throwable t) {
-            throw new ExcelGenerateException("Can not close IO", e);
+            throwCanNotCloseIo(t);
         }
         try {
             if (!writeWorkbookHolder.getAutoCloseStream() && writeWorkbookHolder.getFile() != null
                 && writeWorkbookHolder.getOutputStream() != null) {
                 writeWorkbookHolder.getOutputStream().close();
             }
-        } catch (Throwable e) {
+        } catch (Throwable t) {
-            throw new ExcelGenerateException("Can not close IO", e);
+            throwCanNotCloseIo(t);
         }
         if (LOGGER.isDebugEnabled()) {
             LOGGER.debug("Finished write.");
         }
     }
 
+    private void throwCanNotCloseIo(Throwable t) {
+        throw new ExcelGenerateException("Can not close IO", t);
+    }
+
     @Override
     public Sheet getCurrentSheet() {
         return writeSheetHolder.getSheet();

update.md

@@ -1,3 +1,6 @@
+# 2.0.0-beta3
+* 导出完成移除临时目录 [Issue #386](https://github.com/alibaba/easyexcel/issues/386)
+
 # 2.0.0-beta2
 * 加速gc回收 [Issue #511](https://github.com/alibaba/easyexcel/issues/511)
 * 修改空字符串读取可能读取上个字段的数据的bug