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 */ 020package org.apache.directory.api.ldap.aci.protectedItem; 021 022 023import org.apache.directory.api.ldap.aci.ProtectedItem; 024import org.apache.directory.api.ldap.model.filter.ExprNode; 025 026 027/** 028 * The contents of entries (possibly a family member) which are restricted 029 * to those that have object class values that satisfy the predicate defined 030 * by Refinement (see 12.3.5), together (in the case of an ancestor or other 031 * family member) with the entry contents as a whole of each subordinate 032 * family member entry; it does not necessarily include the information in 033 * these entries. 034 * 035 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> 036 */ 037public class ClassesItem extends ProtectedItem 038{ 039 /** The classes refinement. */ 040 private final ExprNode classes; 041 042 /** 043 * Creates a new instance. 044 * 045 * @param classes refinement 046 */ 047 public ClassesItem( ExprNode classes ) 048 { 049 this.classes = classes; 050 } 051 052 053 /** 054 * Gets the classes refinement. 055 * 056 * @return the classes refinement 057 */ 058 public ExprNode getClasses() 059 { 060 return classes; 061 } 062 063 064 /** 065 * {@inheritDoc} 066 */ 067 @Override 068 public int hashCode() 069 { 070 int hash = 37; 071 072 if ( classes != null ) 073 { 074 hash = hash * 17 + classes.hashCode(); 075 } 076 else 077 { 078 hash = hash * 17 + getClass().getName().hashCode(); 079 } 080 081 return hash; 082 } 083 084 085 /** 086 * {@inheritDoc} 087 */ 088 @Override 089 public boolean equals( Object o ) 090 { 091 if ( this == o ) 092 { 093 return true; 094 } 095 096 if ( o instanceof ClassesItem ) 097 { 098 ClassesItem that = ( ClassesItem ) o; 099 100 if ( classes == null ) 101 { 102 return that.classes == null; 103 } 104 105 return classes.equals( that.classes ); 106 } 107 108 return false; 109 } 110 111 112 /** 113 * {@inheritDoc} 114 */ 115 @Override 116 public String toString() 117 { 118 StringBuilder buf = new StringBuilder(); 119 120 buf.append( "classes " ); 121 122 if ( classes != null ) 123 { 124 classes.printRefinementToBuffer( buf ); 125 } 126 127 return buf.toString(); 128 } 129}