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 * Any attribute value which matches the specified filter, i.e. for which 029 * the specified filter evaluated on that attribute value would return TRUE. 030 */ 031public class RangeOfValuesItem extends ProtectedItem 032{ 033 034 /** The filter. */ 035 private final ExprNode filter; 036 037 038 /** 039 * Creates a new instance. 040 * 041 * @param filter the expression 042 */ 043 public RangeOfValuesItem( ExprNode filter ) 044 { 045 if ( filter == null ) 046 { 047 throw new IllegalArgumentException( "filter" ); 048 } 049 050 this.filter = filter; 051 } 052 053 054 /** 055 * Gets the filter. 056 * 057 * TODO: rename to getFilter() 058 * 059 * @return the filter 060 */ 061 public ExprNode getRefinement() 062 { 063 return filter; 064 } 065 066 067 /** 068 * {@inheritDoc} 069 */ 070 @Override 071 public int hashCode() 072 { 073 int hash = 37; 074 hash = hash * 17 + filter.hashCode(); 075 return hash; 076 } 077 078 079 /** 080 * {@inheritDoc} 081 */ 082 @Override 083 public boolean equals( Object o ) 084 { 085 if ( this == o ) 086 { 087 return true; 088 } 089 090 if ( o instanceof RangeOfValuesItem ) 091 { 092 RangeOfValuesItem that = ( RangeOfValuesItem ) o; 093 return this.filter.equals( that.filter ); 094 } 095 096 return false; 097 } 098 099 100 /** 101 * @see Object#toString() 102 */ 103 public String toString() 104 { 105 StringBuilder buf = new StringBuilder(); 106 107 buf.append( "rangeOfValues " ); 108 buf.append( filter.toString() ); 109 110 return buf.toString(); 111 } 112}