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.client;
019
020import static org.apache.hadoop.hbase.util.FutureUtils.get;
021
022import java.io.IOException;
023import java.util.List;
024import org.apache.hadoop.hbase.HBaseClassTestRule;
025import org.apache.hadoop.hbase.HRegionLocation;
026import org.apache.hadoop.hbase.TableName;
027import org.apache.hadoop.hbase.testclassification.ClientTests;
028import org.apache.hadoop.hbase.testclassification.MediumTests;
029import org.apache.hadoop.hbase.util.Pair;
030import org.junit.AfterClass;
031import org.junit.BeforeClass;
032import org.junit.ClassRule;
033import org.junit.experimental.categories.Category;
034
035import org.apache.hbase.thirdparty.com.google.common.io.Closeables;
036
037@Category({ MediumTests.class, ClientTests.class })
038public class TestAsyncTableRegionLocator extends AbstractTestRegionLocator {
039
040  @ClassRule
041  public static final HBaseClassTestRule CLASS_RULE =
042    HBaseClassTestRule.forClass(TestAsyncTableRegionLocator.class);
043
044  private static AsyncConnection CONN;
045
046  @BeforeClass
047  public static void setUp() throws Exception {
048    startClusterAndCreateTable();
049    CONN = ConnectionFactory.createAsyncConnection(UTIL.getConfiguration()).get();
050  }
051
052  @AfterClass
053  public static void tearDown() throws Exception {
054    Closeables.close(CONN, true);
055    UTIL.shutdownMiniCluster();
056  }
057
058  @Override
059  protected byte[][] getStartKeys(TableName tableName) throws IOException {
060    return get(CONN.getRegionLocator(tableName).getStartKeys()).toArray(new byte[0][]);
061  }
062
063  @Override
064  protected byte[][] getEndKeys(TableName tableName) throws IOException {
065    return get(CONN.getRegionLocator(tableName).getEndKeys()).toArray(new byte[0][]);
066  }
067
068  @Override
069  protected Pair<byte[][], byte[][]> getStartEndKeys(TableName tableName) throws IOException {
070    List<Pair<byte[], byte[]>> startEndKeys =
071      get(CONN.getRegionLocator(tableName).getStartEndKeys());
072    byte[][] startKeys = new byte[startEndKeys.size()][];
073    byte[][] endKeys = new byte[startEndKeys.size()][];
074    for (int i = 0, n = startEndKeys.size(); i < n; i++) {
075      Pair<byte[], byte[]> pair = startEndKeys.get(i);
076      startKeys[i] = pair.getFirst();
077      endKeys[i] = pair.getSecond();
078    }
079    return Pair.newPair(startKeys, endKeys);
080  }
081
082  @Override
083  protected HRegionLocation getRegionLocation(TableName tableName, byte[] row, int replicaId)
084    throws IOException {
085    return get(CONN.getRegionLocator(tableName).getRegionLocation(row, replicaId));
086  }
087
088  @Override
089  protected List<HRegionLocation> getRegionLocations(TableName tableName, byte[] row)
090    throws IOException {
091    return get(CONN.getRegionLocator(tableName).getRegionLocations(row));
092  }
093
094  @Override
095  protected List<HRegionLocation> getAllRegionLocations(TableName tableName) throws IOException {
096    return get(CONN.getRegionLocator(tableName).getAllRegionLocations());
097  }
098
099  @Override
100  protected void clearCache(TableName tableName) throws IOException {
101    CONN.getRegionLocator(tableName).clearRegionLocationCache();
102  }
103}