package com.coding.basic; public class BinaryTreeNode { private Object data; private BinaryTreeNode left; private BinaryTreeNode right; public Object getData() { return data; } public void setData(Object data) { this.data = data; } public BinaryTreeNode getLeft() { return left; } public void setLeft(BinaryTreeNode left) { this.left = left; } public BinaryTreeNode getRight() { return right; } public void setRight(BinaryTreeNode right) { this.right = right; } public BinaryTreeNode insert(Object o){ BinaryTreeNode node = new BinaryTreeNode(); node.data = o; if(data.hashCode() > o.hashCode()){ this.right = node; }else{ this.left = node; } return this; } }