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Posted to reviews@iotdb.apache.org by GitBox <gi...@apache.org> on 2020/06/16 08:19:11 UTC

[GitHub] [incubator-iotdb] qiaojialin commented on a change in pull request #1345: [IOTDB-759] Refactor MNode by removing InternalMNode

qiaojialin commented on a change in pull request #1345:
URL: https://github.com/apache/incubator-iotdb/pull/1345#discussion_r440670890



##########
File path: server/src/main/java/org/apache/iotdb/db/metadata/mnode/MNode.java
##########
@@ -44,49 +53,96 @@
    */
   protected String fullPath;
 
+  transient Map<String, MNode> children;
+  transient Map<String, MNode> aliasChildren;
+
+  protected transient ReadWriteLock lock = new ReentrantReadWriteLock();
 
   /**
    * Constructor of MNode.
    */
   public MNode(MNode parent, String name) {
     this.parent = parent;
     this.name = name;
+    this.children = new LinkedHashMap<>();

Review comment:
       init when used




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