001/**
002 * Copyright 2010-2014 The Kuali Foundation
003 *
004 * Licensed under the Educational Community License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 * http://www.opensource.org/licenses/ecl2.php
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016package org.kuali.common.util.tree;
017
018import static org.kuali.common.util.base.Precondition.checkNotNull;
019
020import com.google.common.base.Function;
021
022public class NodeElementFunction<T> implements Function<Node<T>, T> {
023
024        public static <T> NodeElementFunction<T> create() {
025                return new NodeElementFunction<T>();
026        }
027
028        @Override
029        public T apply(Node<T> node) {
030                checkNotNull(node, "node");
031                return node.getElement();
032        }
033
034}