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, software
013 * distributed under the License is distributed on an "AS IS" BASIS,
014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
015 * See the License for the specific language governing permissions and
016 * limitations under the License.
017 */
018package org.apache.hadoop.hbase.coprocessor;
019
020import static org.junit.Assert.assertArrayEquals;
021import static org.junit.Assert.assertEquals;
022import static org.junit.Assert.assertTrue;
023
024import java.io.IOException;
025import java.util.Arrays;
026import java.util.List;
027import java.util.Map;
028import java.util.NavigableMap;
029import org.apache.hadoop.hbase.Cell;
030import org.apache.hadoop.hbase.HBaseClassTestRule;
031import org.apache.hadoop.hbase.HBaseTestingUtil;
032import org.apache.hadoop.hbase.TableName;
033import org.apache.hadoop.hbase.client.Get;
034import org.apache.hadoop.hbase.client.Increment;
035import org.apache.hadoop.hbase.client.Put;
036import org.apache.hadoop.hbase.client.Result;
037import org.apache.hadoop.hbase.client.Row;
038import org.apache.hadoop.hbase.client.Table;
039import org.apache.hadoop.hbase.io.TimeRange;
040import org.apache.hadoop.hbase.procedure2.RemoteProcedureDispatcher;
041import org.apache.hadoop.hbase.testclassification.CoprocessorTests;
042import org.apache.hadoop.hbase.testclassification.MediumTests;
043import org.apache.hadoop.hbase.util.Bytes;
044import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;
045import org.apache.hadoop.hbase.util.ManualEnvironmentEdge;
046import org.junit.After;
047import org.junit.AfterClass;
048import org.junit.Before;
049import org.junit.BeforeClass;
050import org.junit.ClassRule;
051import org.junit.Test;
052import org.junit.experimental.categories.Category;
053
054/**
055 * This test runs batch mutation with Increments which have custom TimeRange. Custom Observer
056 * records the TimeRange. We then verify that the recorded TimeRange has same bounds as the initial
057 * TimeRange. See HBASE-15698
058 */
059@Category({ CoprocessorTests.class, MediumTests.class })
060public class TestIncrementTimeRange {
061
062  @ClassRule
063  public static final HBaseClassTestRule CLASS_RULE =
064    HBaseClassTestRule.forClass(TestIncrementTimeRange.class);
065
066  private static final HBaseTestingUtil util = new HBaseTestingUtil();
067  private static ManualEnvironmentEdge mee = new ManualEnvironmentEdge();
068
069  private static final TableName TEST_TABLE = TableName.valueOf("test");
070  private static final byte[] TEST_FAMILY = Bytes.toBytes("f1");
071
072  private static final byte[] ROW_A = Bytes.toBytes("aaa");
073  private static final byte[] ROW_B = Bytes.toBytes("bbb");
074  private static final byte[] ROW_C = Bytes.toBytes("ccc");
075
076  private static final byte[] qualifierCol1 = Bytes.toBytes("col1");
077
078  private static final byte[] bytes1 = Bytes.toBytes(1);
079  private static final byte[] bytes2 = Bytes.toBytes(2);
080  private static final byte[] bytes3 = Bytes.toBytes(3);
081
082  private Table hTableInterface;
083  private Table table;
084
085  @BeforeClass
086  public static void setupBeforeClass() throws Exception {
087    util.getConfiguration().set(CoprocessorHost.REGION_COPROCESSOR_CONF_KEY,
088      MyObserver.class.getName());
089    // Make general delay zero rather than default. Timing is off in this
090    // test that depends on an evironment edge that is manually moved forward.
091    util.getConfiguration().setInt(RemoteProcedureDispatcher.DISPATCH_DELAY_CONF_KEY, 0);
092    util.startMiniCluster();
093    EnvironmentEdgeManager.injectEdge(mee);
094  }
095
096  @AfterClass
097  public static void tearDownAfterClass() throws Exception {
098    util.shutdownMiniCluster();
099  }
100
101  @Before
102  public void before() throws Exception {
103    table = util.createTable(TEST_TABLE, TEST_FAMILY);
104
105    Put puta = new Put(ROW_A);
106    puta.addColumn(TEST_FAMILY, qualifierCol1, bytes1);
107    table.put(puta);
108
109    Put putb = new Put(ROW_B);
110    putb.addColumn(TEST_FAMILY, qualifierCol1, bytes2);
111    table.put(putb);
112
113    Put putc = new Put(ROW_C);
114    putc.addColumn(TEST_FAMILY, qualifierCol1, bytes3);
115    table.put(putc);
116  }
117
118  @After
119  public void after() throws Exception {
120    try {
121      if (table != null) {
122        table.close();
123      }
124    } finally {
125      try {
126        util.deleteTable(TEST_TABLE);
127      } catch (IOException ioe) {
128      }
129    }
130  }
131
132  public static class MyObserver extends SimpleRegionObserver {
133    static TimeRange tr10 = null, tr2 = null;
134
135    @Override
136    public Result preIncrement(final ObserverContext<RegionCoprocessorEnvironment> e,
137      final Increment increment) throws IOException {
138      NavigableMap<byte[], List<Cell>> map = increment.getFamilyCellMap();
139      for (Map.Entry<byte[], List<Cell>> entry : map.entrySet()) {
140        for (Cell cell : entry.getValue()) {
141          long incr =
142            Bytes.toLong(cell.getValueArray(), cell.getValueOffset(), cell.getValueLength());
143          if (incr == 10) {
144            tr10 = increment.getTimeRange();
145          } else if (incr == 2 && !increment.getTimeRange().isAllTime()) {
146            tr2 = increment.getTimeRange();
147          }
148        }
149      }
150      return super.preIncrement(e, increment);
151    }
152  }
153
154  @Test
155  public void testHTableInterfaceMethods() throws Exception {
156    hTableInterface = util.getConnection().getTable(TEST_TABLE);
157    checkHTableInterfaceMethods();
158  }
159
160  private void checkHTableInterfaceMethods() throws Exception {
161    long time = EnvironmentEdgeManager.currentTime();
162    mee.setValue(time);
163    hTableInterface.put(new Put(ROW_A).addColumn(TEST_FAMILY, qualifierCol1, Bytes.toBytes(1L)));
164    checkRowValue(ROW_A, Bytes.toBytes(1L));
165
166    time = EnvironmentEdgeManager.currentTime();
167    mee.setValue(time);
168    TimeRange range10 = TimeRange.between(1, time + 10);
169    hTableInterface.increment(new Increment(ROW_A).addColumn(TEST_FAMILY, qualifierCol1, 10L)
170      .setTimeRange(range10.getMin(), range10.getMax()));
171    checkRowValue(ROW_A, Bytes.toBytes(11L));
172    assertEquals(MyObserver.tr10.getMin(), range10.getMin());
173    assertEquals(MyObserver.tr10.getMax(), range10.getMax());
174
175    time = EnvironmentEdgeManager.currentTime();
176    mee.setValue(time);
177    TimeRange range2 = TimeRange.between(1, time + 20);
178    List<Row> actions = Arrays.asList(new Row[] {
179      new Increment(ROW_A).addColumn(TEST_FAMILY, qualifierCol1, 2L).setTimeRange(range2.getMin(),
180        range2.getMax()),
181      new Increment(ROW_A).addColumn(TEST_FAMILY, qualifierCol1, 2L).setTimeRange(range2.getMin(),
182        range2.getMax()) });
183    Object[] results3 = new Object[actions.size()];
184    Object[] results1 = results3;
185    hTableInterface.batch(actions, results1);
186    assertEquals(MyObserver.tr2.getMin(), range2.getMin());
187    assertEquals(MyObserver.tr2.getMax(), range2.getMax());
188    for (Object r2 : results1) {
189      assertTrue(r2 instanceof Result);
190    }
191    checkRowValue(ROW_A, Bytes.toBytes(15L));
192
193    hTableInterface.close();
194  }
195
196  private void checkRowValue(byte[] row, byte[] expectedValue) throws IOException {
197    Get get = new Get(row).addColumn(TEST_FAMILY, qualifierCol1);
198    Result result = hTableInterface.get(get);
199    byte[] actualValue = result.getValue(TEST_FAMILY, qualifierCol1);
200    assertArrayEquals(expectedValue, actualValue);
201  }
202}