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