1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one
3 * or more contributor license agreements. See the NOTICE file
4 * distributed with this work for additional information
5 * regarding copyright ownership. The ASF licenses this file
6 * to you under the Apache License, Version 2.0 (the
7 * "License"); you may not use this file except in compliance
8 * with the License. You may obtain a copy of the License at
9 *
10 * http://www.apache.org/licenses/LICENSE-2.0
11 *
12 * Unless required by applicable law or agreed to in writing,
13 * software distributed under the License is distributed on an
14 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15 * KIND, either express or implied. See the License for the
16 * specific language governing permissions and limitations
17 * under the License.
18 */
19 package org.apache.directory.server.core.partition.impl.btree;
20
21
22 import org.apache.directory.server.schema.SerializableComparator;
23
24
25 /**
26 * The default implementation of a pair of comparators which compares both
27 * keys and values of a Tuple.
28 *
29 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
30 * @version $Rev$, $Date$
31 */
32 public class DefaultTupleComparator<K,V> implements TupleComparator<K,V>
33 {
34 SerializableComparator<K> keyComparator;
35 SerializableComparator<V> valueComparator;
36
37
38 public DefaultTupleComparator( SerializableComparator<K> keyComparator, SerializableComparator<V> valueComparator )
39 {
40 this.keyComparator = keyComparator;
41 this.valueComparator = valueComparator;
42 }
43
44
45 public SerializableComparator<K> getKeyComparator()
46 {
47 return keyComparator;
48 }
49
50
51 public SerializableComparator<V> getValueComparator()
52 {
53 return valueComparator;
54 }
55
56
57 public int compareKey( K key1, K key2 )
58 {
59 return keyComparator.compare( key1, key2 );
60 }
61
62
63 public int compareValue( V value1, V value2 )
64 {
65 return valueComparator.compare( value1, value2 );
66 }
67 }