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 package org.apache.directory.server.core.partition.impl.btree; 020 021 022 import org.apache.directory.shared.ldap.schema.comparators.SerializableComparator; 023 024 025 /** 026 * The default implementation of a pair of comparators which compares both 027 * keys and values of a Tuple. 028 * 029 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> 030 * @version $Rev$, $Date$ 031 */ 032 public class DefaultTupleComparator<K, V> implements TupleComparator<K, V> 033 { 034 private static final long serialVersionUID = -6639792479317762334L; 035 036 SerializableComparator<K> keyComparator; 037 SerializableComparator<V> valueComparator; 038 039 040 public DefaultTupleComparator( SerializableComparator<K> keyComparator, SerializableComparator<V> valueComparator ) 041 { 042 this.keyComparator = keyComparator; 043 this.valueComparator = valueComparator; 044 } 045 046 047 public SerializableComparator<K> getKeyComparator() 048 { 049 return keyComparator; 050 } 051 052 053 public SerializableComparator<V> getValueComparator() 054 { 055 return valueComparator; 056 } 057 058 059 public int compareKey( K key1, K key2 ) 060 { 061 return keyComparator.compare( key1, key2 ); 062 } 063 064 065 public int compareValue( V value1, V value2 ) 066 { 067 return valueComparator.compare( value1, value2 ); 068 } 069 }