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4 changes: 2 additions & 2 deletions core/src/main/java/lucee/commons/tree/TreeNode.java
Original file line number Diff line number Diff line change
@@ -1,9 +1,9 @@
package lucee.commons.tree;

import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import java.util.concurrent.ConcurrentHashMap;

public class TreeNode<T> {
private T value;
Expand All @@ -17,7 +17,7 @@ public TreeNode(T value) {

public TreeNode(T value, boolean allowIncest) {
this.value = value;
if (!allowIncest) all = new HashSet<T>();
if (!allowIncest) all = ConcurrentHashMap.newKeySet();
}

private TreeNode(T value, TreeNode<T> parent) {
Expand Down