| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.hadoop.hbase.regionserver; |
| |
| import java.io.IOException; |
| |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.fs.FileSystem; |
| import org.apache.hadoop.fs.Path; |
| import org.apache.hadoop.hbase.ArrayBackedTag; |
| import org.apache.hadoop.hbase.HBaseClassTestRule; |
| import org.apache.hadoop.hbase.HBaseConfiguration; |
| import org.apache.hadoop.hbase.HBaseTestingUtility; |
| import org.apache.hadoop.hbase.KeyValue; |
| import org.apache.hadoop.hbase.Tag; |
| import org.apache.hadoop.hbase.io.compress.Compression; |
| import org.apache.hadoop.hbase.io.hfile.HFileContext; |
| import org.apache.hadoop.hbase.io.hfile.HFileContextBuilder; |
| import org.apache.hadoop.hbase.testclassification.MiscTests; |
| import org.apache.hadoop.hbase.testclassification.SmallTests; |
| import org.apache.hadoop.hbase.util.Bytes; |
| import org.junit.Before; |
| import org.junit.ClassRule; |
| import org.junit.Test; |
| import org.junit.experimental.categories.Category; |
| |
| /** |
| * Test DataBlockEncodingTool. |
| */ |
| @Category({MiscTests.class, SmallTests.class}) |
| public class TestDataBlockEncodingTool { |
| |
| @ClassRule |
| public static final HBaseClassTestRule CLASS_RULE = |
| HBaseClassTestRule.forClass(TestDataBlockEncodingTool.class); |
| |
| private static final HBaseTestingUtility TEST_UTIL = new HBaseTestingUtility(); |
| private static final String ROOT_DIR = |
| TEST_UTIL.getDataTestDir("TestDataBlockEncodingTool").toString(); |
| private static final Configuration conf = TEST_UTIL.getConfiguration(); |
| private static FileSystem fs; |
| private static StoreFileWriter sfw; |
| |
| @Before |
| public void setUp() throws IOException { |
| fs = TEST_UTIL.getTestFileSystem(); |
| } |
| |
| private void testHFile(String fileName, boolean useTags, boolean allTags) throws IOException { |
| Path path = new Path(ROOT_DIR, fileName); |
| try { |
| createHFileWithTags(path, useTags, allTags); |
| testDataBlockingTool(path); |
| } finally { |
| if (fs.exists(path)) { |
| fs.delete(path, false); |
| } |
| } |
| } |
| |
| private void createHFileWithTags(Path path, boolean useTags, boolean allTags) throws IOException { |
| HFileContext meta = new HFileContextBuilder() |
| .withBlockSize(64 * 1024) |
| .withIncludesTags(useTags).build(); |
| sfw = |
| new StoreFileWriter.Builder(conf, fs) |
| .withFilePath(path) |
| .withFileContext(meta).build(); |
| long now = System.currentTimeMillis(); |
| byte[] FAMILY = Bytes.toBytes("cf"); |
| byte[] QUALIFIER = Bytes.toBytes("q"); |
| try { |
| for (char d = 'a'; d <= 'z'; d++) { |
| for (char e = 'a'; e <= 'z'; e++) { |
| byte[] b = new byte[] { (byte) d, (byte) e }; |
| KeyValue kv; |
| if (useTags) { |
| if (allTags) { |
| // Write cells with tags to HFile. |
| Tag[] tags = new Tag[]{ |
| new ArrayBackedTag((byte) 0, Bytes.toString(b)), |
| new ArrayBackedTag((byte) 0, Bytes.toString(b))}; |
| kv = new KeyValue(b, FAMILY, QUALIFIER, now, b, tags); |
| } else { |
| // Write half cells with tags and half without tags to HFile. |
| if ((e - 'a') % 2 == 0) { |
| kv = new KeyValue(b, FAMILY, QUALIFIER, now, b); |
| } else { |
| Tag[] tags = new Tag[]{ |
| new ArrayBackedTag((byte) 0, Bytes.toString(b)), |
| new ArrayBackedTag((byte) 0, Bytes.toString(b))}; |
| kv = new KeyValue(b, FAMILY, QUALIFIER, now, b, tags); |
| } |
| } |
| } else { |
| // Write cells without tags to HFile. |
| kv = new KeyValue(b, FAMILY, QUALIFIER, now, b); |
| } |
| sfw.append(kv); |
| } |
| } |
| sfw.appendMetadata(0, false); |
| } finally { |
| sfw.close(); |
| } |
| } |
| |
| private static void testDataBlockingTool(Path path) throws IOException { |
| Configuration conf = HBaseConfiguration.create(); |
| int maxKV = Integer.MAX_VALUE; |
| boolean doVerify = true; |
| boolean doBenchmark = true; |
| String testHFilePath = path.toString(); |
| DataBlockEncodingTool.testCodecs(conf, maxKV, testHFilePath, |
| Compression.Algorithm.GZ.getName(), doBenchmark, doVerify); |
| } |
| |
| @Test |
| public void testHFileAllCellsWithTags() throws IOException { |
| testHFile("1234567890", true, true); |
| } |
| |
| @Test |
| public void testHFileAllCellsWithoutTags() throws IOException { |
| testHFile("1234567089", false, false); |
| } |
| |
| @Test |
| public void testHFileHalfCellsWithTags() throws IOException { |
| testHFile("1234560789", true, false); |
| } |
| } |