[GitHub] [iotdb] MarcosZyk commented on a change in pull request #5383: Implement SchemaTree Search

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MarcosZyk commented on a change in pull request #5383:
URL: https://github.com/apache/iotdb/pull/5383#discussion_r839118256



##########
File path: server/src/main/java/org/apache/iotdb/db/mpp/common/schematree/SchemaNode.java
##########
@@ -19,7 +19,49 @@
 
 package org.apache.iotdb.db.mpp.common.schematree;
 
+import java.util.Collections;
+import java.util.Iterator;
+import java.util.Map;
+
 public abstract class SchemaNode {
 
-  private String name;
+  protected final String name;
+
+  public SchemaNode(String name) {
+    this.name = name;
+  }
+
+  public String getName() {
+    return name;
+  }
+
+  public SchemaNode getChild(String name) {
+    return null;
+  }
+
+  public void addChild(String name, SchemaNode child) {}
+
+  public Map<String, SchemaNode> getChildren() {
+    return Collections.emptyMap();
+  }
+
+  public Iterator<SchemaNode> getChildrenIterator() {
+    return Collections.emptyIterator();
+  }
+
+  public boolean isEntity() {
+    return false;
+  }
+
+  public boolean isMeasurement() {
+    return false;
+  }
+
+  public SchemaEntityNode getAsEntityNode() {
+    throw new ClassCastException("This not isn't instance of SchemaEntityNode.");

Review comment:
       Fixed.




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