fix: added check for number of total bytes to write

FgForrest · Feb 6, 2025 · f66c596 · f66c596
1 parent 1098d6e
commit f66c596
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/evita_store/evita_store_server/src/main/java/io/evitadb/store/traffic/DiskRingBuffer.java b/evita_store/evita_store_server/src/main/java/io/evitadb/store/traffic/DiskRingBuffer.java
@@ -666,6 +666,10 @@ private void writeDataToFileChannel(@Nonnull ByteBuffer memoryByteBuffer, int to
 	 *                          used to adjust the position of the ring buffer tail.
 	 */
 	private void updateSessionLocations(int totalBytesToWrite) throws IOException {
+		if (totalBytesToWrite == 0) {
+			// no bytes to write, nothing to update
+			return;
+		}
 		final long newTail = this.ringBufferTail + totalBytesToWrite;
 		SessionLocation head = this.sessionLocations.peekFirst();
 		while (head != null) {