001 /* 002 * Licensed to the Apache Software Foundation (ASF) under one 003 * or more contributor license agreements. See the NOTICE file 004 * distributed with this work for additional information 005 * regarding copyright ownership. The ASF licenses this file 006 * to you under the Apache License, Version 2.0 (the 007 * "License"); you may not use this file except in compliance 008 * with the License. You may obtain a copy of the License at 009 * 010 * http://www.apache.org/licenses/LICENSE-2.0 011 * 012 * Unless required by applicable law or agreed to in writing, 013 * software distributed under the License is distributed on an 014 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 015 * KIND, either express or implied. See the License for the 016 * specific language governing permissions and limitations 017 * under the License. 018 * 019 */ 020 package org.apache.directory.shared.ldap.util.tree; 021 022 023 /** 024 * A leaf node which stores an element. These objects are stored in BranchNodes. 025 * 026 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> 027 */ 028 public class DnLeafNode<N> implements DnNode<N> 029 { 030 /** The stored partition */ 031 private N element; 032 033 034 /** 035 * Creates a new instance of DnLeafNode. 036 * 037 * @param element the element to store 038 */ 039 public DnLeafNode( N element ) 040 { 041 this.element = element; 042 } 043 044 045 /** 046 * @see DnNode#isLeaf() 047 */ 048 public boolean isLeaf() 049 { 050 return true; 051 } 052 053 054 /** 055 * @return Return the stored element 056 */ 057 public N getElement() 058 { 059 return element; 060 } 061 062 063 /** 064 * {@inheritDoc} 065 */ 066 public int size() 067 { 068 return 1; 069 } 070 071 072 /** 073 * @see Object#toString() 074 */ 075 public String toString() 076 { 077 return element.toString(); 078 } 079 }