[Fix](index writer) fix core if docWriter nullptr when IndexWriter do…

…Flush (#213)
apache · May 10, 2024 · 9e1fd04 · 9e1fd04
1 parent d3de160
commit 9e1fd04
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/src/core/CLucene/index/IndexWriter.cpp b/src/core/CLucene/index/IndexWriter.cpp
@@ -2048,6 +2048,11 @@ void IndexWriter::flush(bool triggerMerge, bool _flushDocStores) {
 bool IndexWriter::doFlush(bool _flushDocStores) {
     SCOPED_LOCK_MUTEX(THIS_LOCK)
 
+    // if docWriter is nullptr, maybe it's been flushed already
+    if (docWriter == nullptr) {
+        return false;
+    }
+
     // Make sure no threads are actively adding a document
 
     // Returns true if docWriter is currently aborting, in