phone_directory/BST.java at master · raza-musavi/phone_directory · GitHub

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package phone_directory;

import phone_directory.BSTNode;
import phone_directory.DirectoryModel;
import phone_directory.PhoneDirectory;

class BST {
    BSTNode root;
    public void insert(DirectoryModel directoryModel) {
        if (root == null) root = new BSTNode(directoryModel);
        else root.insert(directoryModel);
    }

    public void inorder() {
        if (root == null) return;
        else root.inorder();
    }

    public void display() {
        if (root == null) return;
        else root.display();
    }

    public void search(String name) {
        if (root == null) return;
        else root.search(name);
    }

}