[GitHub] [iotdb] jamber001 commented on a change in pull request #4042: [IOTDB-1749] sync-tool's lockInstance() dose not take effect

[GitBox <gi...@apache.org>]

jamber001 commented on a change in pull request #4042:
URL: https://github.com/apache/iotdb/pull/4042#discussion_r716509270



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File path: server/src/main/java/org/apache/iotdb/db/sync/sender/transfer/SyncClient.java
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@@ -171,7 +171,8 @@ public void verifySingleton() throws IOException {
    * @param lockFile lock file
    */
   private boolean lockInstance(File lockFile) {
-    try (final RandomAccessFile randomAccessFile = new RandomAccessFile(lockFile, "rw")) {
+    try {
+      final RandomAccessFile randomAccessFile = new RandomAccessFile(lockFile, "rw");

Review comment:
       > randomAccessFile.close() will be not call?
   
   Please review next 15 line of codes below this change.
   randomAccessFile will be released when Process exit.
   




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