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.regionserver.wal;
019
020import java.io.IOException;
021import java.io.InterruptedIOException;
022import java.util.concurrent.ExecutionException;
023import org.apache.hadoop.fs.Path;
024import org.apache.hadoop.hbase.HBaseClassTestRule;
025import org.apache.hadoop.hbase.testclassification.MediumTests;
026import org.apache.hadoop.hbase.testclassification.RegionServerTests;
027import org.apache.hadoop.hbase.wal.AsyncFSWALProvider;
028import org.apache.hadoop.hbase.wal.WAL.Entry;
029import org.apache.hadoop.hbase.wal.WALProvider;
030import org.apache.hadoop.hbase.wal.WALProvider.AsyncWriter;
031import org.junit.AfterClass;
032import org.junit.BeforeClass;
033import org.junit.ClassRule;
034import org.junit.experimental.categories.Category;
035
036import org.apache.hbase.thirdparty.com.google.common.base.Throwables;
037import org.apache.hbase.thirdparty.io.netty.channel.Channel;
038import org.apache.hbase.thirdparty.io.netty.channel.EventLoopGroup;
039import org.apache.hbase.thirdparty.io.netty.channel.nio.NioEventLoopGroup;
040import org.apache.hbase.thirdparty.io.netty.channel.socket.nio.NioSocketChannel;
041
042@Category({ RegionServerTests.class, MediumTests.class })
043public class TestAsyncProtobufLog extends AbstractTestProtobufLog<WALProvider.AsyncWriter> {
044
045  @ClassRule
046  public static final HBaseClassTestRule CLASS_RULE =
047      HBaseClassTestRule.forClass(TestAsyncProtobufLog.class);
048
049  private static EventLoopGroup EVENT_LOOP_GROUP;
050
051  private static Class<? extends Channel> CHANNEL_CLASS;
052
053  @BeforeClass
054  public static void setUpBeforeClass() throws Exception {
055    EVENT_LOOP_GROUP = new NioEventLoopGroup();
056    CHANNEL_CLASS = NioSocketChannel.class;
057    AbstractTestProtobufLog.setUpBeforeClass();
058  }
059
060  @AfterClass
061  public static void tearDownAfterClass() throws Exception {
062    AbstractTestProtobufLog.tearDownAfterClass();
063    EVENT_LOOP_GROUP.shutdownGracefully().syncUninterruptibly();
064  }
065
066  @Override
067  protected AsyncWriter createWriter(Path path) throws IOException {
068    return AsyncFSWALProvider.createAsyncWriter(TEST_UTIL.getConfiguration(), fs, path, false,
069      EVENT_LOOP_GROUP.next(), CHANNEL_CLASS);
070  }
071
072  @Override
073  protected void append(AsyncWriter writer, Entry entry) throws IOException {
074    writer.append(entry);
075  }
076
077  @Override
078  protected void sync(AsyncWriter writer) throws IOException {
079    try {
080      writer.sync(false).get();
081    } catch (InterruptedException e) {
082      throw new InterruptedIOException();
083    } catch (ExecutionException e) {
084      Throwables.propagateIfPossible(e.getCause());
085      throw new IOException(e.getCause());
086    }
087  }
088}