PrefixNode.java

/**
 * Copyright 2015, Emory University
 * 
 * Licensed 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 edu.emory.clir.clearnlp.collection.tree;

import java.util.HashMap;

/**
 * @since 3.0.3
 * @author Jinho D. Choi ({@code jinho.choi@emory.edu})
 */
public class PrefixNode<K extends Comparable<K>,V> extends HashMap<K,PrefixNode<K,V>>
{
	private static final long serialVersionUID = 1566684742873455351L;
	private V value;
	
	public PrefixNode()
	{
		value = null;
	}
	
	public V getValue()
	{
		return value;
	}
	
	public void setValue(V value)
	{
		this.value = value;
	}
	
	public boolean hasValue()
	{
		return value != null;
	}
}