/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements. See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.hadoop.ozone.util;

import java.util.HashMap;

/**
 * Wrapper class for Radix tree node representing Ozone prefix path segment
 * separated by "/".
 */
public class RadixNode<T> {

  private HashMap<String, RadixNode> children;

  private String name;

  // TODO: k/v pairs for more metadata as needed
  private T value;

  public RadixNode(String name) {
    this.name = name;
    this.children = new HashMap<>();
  }

  public String getName() {
    return name;
  }

  public boolean hasChildren() {
    return children.isEmpty();
  }

  public HashMap<String, RadixNode> getChildren() {
    return children;
  }

  public void setValue(T v) {
    this.value = v;
  }

  public T getValue() {
    return value;
  }
}
