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 java.util.Collections; 024import java.util.Iterator; 025import java.util.Set; 026 027import org.apache.directory.api.ldap.aci.ProtectedItem; 028import org.apache.directory.api.ldap.model.schema.AttributeType; 029 030 031/** 032 * A base class for all items which protects attribute types (or its values) 033 */ 034public abstract class AbstractAttributeTypeProtectedItem extends ProtectedItem 035{ 036 /** The attribute types. */ 037 protected final Set<AttributeType> attributeTypes; 038 039 040 /** 041 * Creates a new instance. 042 * 043 * @param attributeTypes the collection of attribute IDs 044 */ 045 protected AbstractAttributeTypeProtectedItem( Set<AttributeType> attributeTypes ) 046 { 047 this.attributeTypes = Collections.unmodifiableSet( attributeTypes ); 048 } 049 050 051 /** 052 * Gets an iterator of all attribute types. 053 * 054 * @return the iterator of all attribute types 055 */ 056 public Iterator<AttributeType> iterator() 057 { 058 return attributeTypes.iterator(); 059 } 060 061 062 /** 063 * {@inheritDoc} 064 */ 065 @Override 066 public int hashCode() 067 { 068 int hash = 37; 069 hash = hash * 17 + attributeTypes.hashCode(); 070 return hash; 071 } 072 073 074 /** 075 * {@inheritDoc} 076 */ 077 @Override 078 public boolean equals( Object o ) 079 { 080 if ( this == o ) 081 { 082 return true; 083 } 084 085 if ( o == null ) 086 { 087 return false; 088 } 089 090 if ( getClass().isAssignableFrom( o.getClass() ) ) 091 { 092 AbstractAttributeTypeProtectedItem that = ( AbstractAttributeTypeProtectedItem ) o; 093 return this.attributeTypes.equals( that.attributeTypes ); 094 } 095 096 return false; 097 } 098 099 100 /** 101 * {@inheritDoc} 102 */ 103 @Override 104 public String toString() 105 { 106 StringBuilder buf = new StringBuilder(); 107 108 buf.append( "{ " ); 109 boolean isFirst = true; 110 111 for ( AttributeType attributeType : attributeTypes ) 112 { 113 if ( isFirst ) 114 { 115 isFirst = false; 116 } 117 else 118 { 119 buf.append( ", " ); 120 } 121 122 buf.append( attributeType.getName() ); 123 } 124 125 buf.append( " }" ); 126 127 return buf.toString(); 128 } 129}