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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, software
13   * distributed under the License is distributed on an "AS IS" BASIS,
14   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15   * See the License for the specific language governing permissions and
16   * limitations under the License.
17   */
18  
19  package org.apache.hadoop.hbase.codec.prefixtree.row.data;
20  
21  import java.util.Collections;
22  import java.util.List;
23  
24  import org.apache.hadoop.hbase.CellComparator;
25  import org.apache.hadoop.hbase.KeyValue;
26  import org.apache.hadoop.hbase.KeyValue.Type;
27  import org.apache.hadoop.hbase.codec.prefixtree.row.BaseTestRowData;
28  import org.apache.hadoop.hbase.util.Bytes;
29  
30  import com.google.common.collect.Lists;
31  
32  public class TestRowDataNumberStrings extends BaseTestRowData{
33  
34    static List<KeyValue> d = Lists.newArrayList();
35    static {
36  
37    /**
38     * Test a string-encoded list of numbers.  0, 1, 10, 11 will sort as 0, 1, 10, 11 if strings
39     * <p/>
40     * This helped catch a bug with reverse scanning where it was jumping from the last leaf cell to
41     * the previous nub.  It should do 11->10, but it was incorrectly doing 11->1
42     */
43      List<Integer> problematicSeries = Lists.newArrayList(0, 1, 10, 11);//sort this at the end
44      for(Integer i : problematicSeries){
45  //    for(int i=0; i < 13; ++i){
46        byte[] row = Bytes.toBytes(""+i);
47        byte[] family = Bytes.toBytes("F");
48        byte[] column = Bytes.toBytes("C");
49        byte[] value = Bytes.toBytes("V");
50  
51        d.add(new KeyValue(row, family, column, 0L, Type.Put, value));
52      }
53      Collections.sort(d, new CellComparator());
54    }
55  
56    @Override
57    public List<KeyValue> getInputs() {
58      return d;
59    }
60  
61  }