1 /*
2 *
3 * Licensed to the Apache Software Foundation (ASF) under one
4 * or more contributor license agreements. See the NOTICE file
5 * distributed with this work for additional information
6 * regarding copyright ownership. The ASF licenses this file
7 * to you under the Apache License, Version 2.0 (the
8 * "License"); you may not use this file except in compliance
9 * with the License. You may obtain a copy of the License at
10 *
11 * http://www.apache.org/licenses/LICENSE-2.0
12 *
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
18 */
19
20 package org.apache.hadoop.hbase.regionserver;
21
22 import org.apache.hadoop.hbase.regionserver.KeyValueScanner;
23 import org.apache.hadoop.hbase.util.CollectionBackedScanner;
24 import org.apache.hadoop.hbase.KeyValue;
25
26 import java.util.ArrayList;
27 import java.util.List;
28
29 /**
30 * A fixture that implements and presents a KeyValueScanner.
31 * It takes a list of key/values which is then sorted according
32 * to the provided comparator, and then the whole thing pretends
33 * to be a store file scanner.
34 */
35 public class KeyValueScanFixture extends CollectionBackedScanner {
36 public KeyValueScanFixture(KeyValue.KVComparator comparator,
37 KeyValue... incData) {
38 super(comparator, incData);
39 }
40
41 public static List<KeyValueScanner> scanFixture(KeyValue[] ... kvArrays) {
42 ArrayList<KeyValueScanner> scanners = new ArrayList<KeyValueScanner>();
43 for (KeyValue [] kvs : kvArrays) {
44 scanners.add(new KeyValueScanFixture(KeyValue.COMPARATOR, kvs));
45 }
46 return scanners;
47 }
48 }