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 * https://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.i18n.I18n; 024import org.apache.directory.api.ldap.aci.ProtectedItem; 025import org.apache.directory.api.ldap.model.filter.ExprNode; 026 027 028/** 029 * Any attribute value which matches the specified filter, i.e. for which 030 * the specified filter evaluated on that attribute value would return TRUE. 031 * 032 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> 033 */ 034public class RangeOfValuesItem extends ProtectedItem 035{ 036 /** The filter. */ 037 private final ExprNode filter; 038 039 /** 040 * Creates a new instance. 041 * 042 * @param filter the expression 043 */ 044 public RangeOfValuesItem( ExprNode filter ) 045 { 046 if ( filter == null ) 047 { 048 throw new IllegalArgumentException( I18n.err( I18n.ERR_07000_FILTER ) ); 049 } 050 051 this.filter = filter; 052 } 053 054 055 /** 056 * Gets the refinement. 057 * 058 * @return the refinement 059 */ 060 public ExprNode getRefinement() 061 { 062 return filter; 063 } 064 065 066 /** 067 * {@inheritDoc} 068 */ 069 @Override 070 public int hashCode() 071 { 072 int hash = 37; 073 074 if ( filter != null ) 075 { 076 hash = hash * 17 + filter.hashCode(); 077 } 078 079 return hash; 080 } 081 082 083 /** 084 * {@inheritDoc} 085 */ 086 @Override 087 public boolean equals( Object o ) 088 { 089 if ( this == o ) 090 { 091 return true; 092 } 093 094 if ( o instanceof RangeOfValuesItem ) 095 { 096 RangeOfValuesItem that = ( RangeOfValuesItem ) o; 097 098 return filter.equals( that.filter ); 099 } 100 101 return false; 102 } 103 104 105 /** 106 * @see Object#toString() 107 */ 108 @Override 109 public String toString() 110 { 111 StringBuilder buf = new StringBuilder(); 112 113 buf.append( "rangeOfValues " ); 114 115 if ( filter != null ) 116 { 117 buf.append( filter.toString() ); 118 } 119 120 return buf.toString(); 121 } 122}