hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestCheckAndMutateWithByteBuff.java

   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 package org.apache.hadoop.hbase.client;
  19
  20 import static org.apache.hadoop.hbase.util.Threads.sleep;
  21 import static org.junit.Assert.assertTrue;
  22
  23 import java.io.IOException;
  24 import java.util.List;
  25 import org.apache.hadoop.conf.Configuration;
  26 import org.apache.hadoop.fs.FileSystem;
  27 import org.apache.hadoop.fs.Path;
  28 import org.apache.hadoop.hbase.Cell;
  29 import org.apache.hadoop.hbase.HBaseClassTestRule;
  30 import org.apache.hadoop.hbase.HBaseTestingUtil;
  31 import org.apache.hadoop.hbase.HConstants;
  32 import org.apache.hadoop.hbase.TableName;
  33 import org.apache.hadoop.hbase.io.ByteBuffAllocator;
  34 import org.apache.hadoop.hbase.io.DeallocateRewriteByteBuffAllocator;
  35 import org.apache.hadoop.hbase.io.hfile.BlockCacheFactory;
  36 import org.apache.hadoop.hbase.regionserver.HRegion;
  37 import org.apache.hadoop.hbase.regionserver.HRegionFileSystem;
  38 import org.apache.hadoop.hbase.regionserver.RegionServerServices;
  39 import org.apache.hadoop.hbase.testclassification.LargeTests;
  40 import org.apache.hadoop.hbase.util.Bytes;
  41 import org.apache.hadoop.hbase.wal.WAL;
  42 import org.junit.AfterClass;
  43 import org.junit.BeforeClass;
  44 import org.junit.ClassRule;
  45 import org.junit.Rule;
  46 import org.junit.Test;
  47 import org.junit.experimental.categories.Category;
  48 import org.junit.rules.TestName;
  49 import org.slf4j.Logger;
  50 import org.slf4j.LoggerFactory;
  51
  52 @Category(LargeTests.class)
  53 public class TestCheckAndMutateWithByteBuff {
  54   private static final Logger LOG = LoggerFactory.getLogger(TestCheckAndMutateWithByteBuff.class);
  55
  56   @ClassRule
  57   public static final HBaseClassTestRule CLASS_RULE =
  58     HBaseClassTestRule.forClass(TestCheckAndMutateWithByteBuff.class);
  59
  60   @Rule
  61   public TestName name = new TestName();
  62
  63   private static final byte[] CF = Bytes.toBytes("CF");
  64   private static final HBaseTestingUtil TEST_UTIL = new HBaseTestingUtil();
  65   private static final Configuration conf = TEST_UTIL.getConfiguration();
  66   private static Admin admin = null;
  67
  68   @BeforeClass
  69   public static void setupBeforeClass() throws Exception {
  70     conf.set(HConstants.REGION_IMPL, TestCheckAndMutateRegion.class.getName());
  71     conf.set(ByteBuffAllocator.BYTEBUFF_ALLOCATOR_CLASS,
  72       DeallocateRewriteByteBuffAllocator.class.getName());
  73     conf.setBoolean(ByteBuffAllocator.ALLOCATOR_POOL_ENABLED_KEY, true);
  74     conf.setInt(ByteBuffAllocator.MIN_ALLOCATE_SIZE_KEY, 1);
  75     conf.setInt(BlockCacheFactory.BUCKET_CACHE_WRITER_THREADS_KEY, 20);
  76     conf.setInt(ByteBuffAllocator.BUFFER_SIZE_KEY, 1024);
  77     conf.set(HConstants.BUCKET_CACHE_IOENGINE_KEY, "offheap");
  78     conf.setInt(HConstants.BUCKET_CACHE_SIZE_KEY, 64);
  79     conf.setInt("hbase.client.retries.number", 1);
  80     TEST_UTIL.startMiniCluster();
  81     admin = TEST_UTIL.getAdmin();
  82   }
  83
  84   @AfterClass
  85   public static void tearDownAfterClass() throws Exception {
  86     TEST_UTIL.shutdownMiniCluster();
  87   }
  88
  89   @Test
  90   public void testCheckAndMutateWithByteBuff() throws Exception {
  91     Table testTable = createTable(TableName.valueOf(name.getMethodName()));
  92     byte[] checkRow = Bytes.toBytes("checkRow");
  93     byte[] checkQualifier = Bytes.toBytes("cq");
  94     byte[] checkValue = Bytes.toBytes("checkValue");
  95
  96     Put put = new Put(checkRow);
  97     put.addColumn(CF, checkQualifier, checkValue);
  98     testTable.put(put);
  99     admin.flush(testTable.getName());
 100
 101     assertTrue(testTable.checkAndMutate(checkRow, CF).qualifier(checkQualifier).
 102       ifEquals(checkValue)
 103       .thenPut(new Put(checkRow).addColumn(CF, Bytes.toBytes("q1"),
 104         Bytes.toBytes("testValue"))));
 105   }
 106
 107   private Table createTable(TableName tableName)
 108     throws IOException {
 109     TableDescriptor td = TableDescriptorBuilder.newBuilder(tableName)
 110       .setColumnFamily(ColumnFamilyDescriptorBuilder.newBuilder(CF).setBlocksize(100).build())
 111       .build();
 112     return TEST_UTIL.createTable(td, null);
 113   }
 114
 115   /**
 116    * An override of HRegion to allow sleep after get(), waiting for the release of DBB
 117    */
 118   public static class TestCheckAndMutateRegion extends HRegion {
 119     public TestCheckAndMutateRegion(Path tableDir, WAL log, FileSystem fs, Configuration confParam,
 120       RegionInfo info, TableDescriptor htd, RegionServerServices rsServices) {
 121       super(tableDir, log, fs, confParam, info, htd, rsServices);
 122     }
 123
 124     public TestCheckAndMutateRegion(HRegionFileSystem fs, WAL wal, Configuration confParam,
 125       TableDescriptor htd, RegionServerServices rsServices) {
 126       super(fs, wal, confParam, htd, rsServices);
 127     }
 128
 129     @Override
 130     public List<Cell> get(Get get, boolean withCoprocessor) throws IOException {
 131       List<Cell> cells = super.get(get, withCoprocessor);
 132       sleep(600);
 133       return cells;
 134     }
 135   }
 136 }