Package org.apache.hadoop.hbase.io.hfile

Examples of org.apache.hadoop.hbase.io.hfile.HFileContext

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  @Test
  public void testReseek() throws Exception {
    // write the file
    Path f = new Path(ROOT_DIR, "testReseek");
    HFileContext meta = new HFileContextBuilder().withBlockSize(8 * 1024).withIncludesTags(true)
        .withCompressTags(true).withDataBlockEncoding(DataBlockEncoding.PREFIX).build();
    // Make a store file and write data to it.
    StoreFile.Writer writer = new StoreFile.WriterBuilder(conf, cacheConf, fs).withFilePath(f)
        .withFileContext(meta).build();

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  private static void createHFile(
      Configuration conf,
      FileSystem fs, Path path,
      byte[] family, byte[] qualifier) throws IOException {
    HFileContext context = new HFileContextBuilder().build();
    HFile.Writer writer = HFile.getWriterFactory(conf, new CacheConfig(conf))
        .withPath(fs, path)
        .withFileContext(context)
        .create();
    long now = System.currentTimeMillis();
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    InetSocketAddress[] favoredNodes = null;
    if (region.getRegionServerServices() != null) {
      favoredNodes = region.getRegionServerServices().getFavoredNodesForRegion(
          region.getRegionInfo().getEncodedName());
    }
    HFileContext hFileContext = createFileContext(compression, includeMVCCReadpoint, includesTag,
      cryptoContext);
    StoreFile.Writer w = new StoreFile.WriterBuilder(conf, writerCacheConf,
        this.getFileSystem())
            .withFilePath(fs.createTempName())
            .withComparator(comparator)
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  private HFileContext createFileContext(Compression.Algorithm compression,
      boolean includeMVCCReadpoint, boolean includesTag, Encryption.Context cryptoContext) {
    if (compression == null) {
      compression = HFile.DEFAULT_COMPRESSION_ALGORITHM;
    }
    HFileContext hFileContext = new HFileContextBuilder()
                                .withIncludesMvcc(includeMVCCReadpoint)
                                .withIncludesTags(includesTag)
                                .withCompression(compression)
                                .withCompressTags(family.shouldCompressTags())
                                .withChecksumType(checksumType)
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    final Path hfilePath = new Path(hFilePath);
    fs.mkdirs(hfilePath);
    Path path = new Path(pathStr);
    HFile.WriterFactory wf = HFile.getWriterFactoryNoCache(TEST_UTIL.getConfiguration());
    Assert.assertNotNull(wf);
    HFileContext context = new HFileContext();
    HFile.Writer writer = wf.withPath(fs, path).withFileContext(context).create();
    KeyValue kv = new KeyValue(Bytes.toBytes("row1"), Bytes.toBytes("col"), Bytes.toBytes("q"), l,
        Bytes.toBytes("version2"));

    // Set cell seq id to test bulk load native hfiles.
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    for (DataBlockEncoding encoding : encodings) {
      if (encoding == DataBlockEncoding.NONE) {
        continue;
      }
      DataBlockEncoder d = encoding.getEncoder();
      HFileContext meta = new HFileContextBuilder()
                          .withCompression(Compression.Algorithm.NONE)
                          .withIncludesMvcc(includesMemstoreTS)
                          .withIncludesTags(useTag).build();
      codecs.add(new EncodedDataBlock(d, encoding, rawKVs, meta ));
    }
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        "regionname"), "familyname");
    HFileSystem hfs = (HFileSystem)util.getTestFileSystem();
    FaultyFileSystem faultyfs = new FaultyFileSystem(hfs.getBackingFs());
    FileSystem fs = new HFileSystem(faultyfs);
    CacheConfig cacheConf = new CacheConfig(util.getConfiguration());
    HFileContext meta = new HFileContextBuilder().withBlockSize(2 * 1024).build();
    StoreFile.Writer writer = new StoreFile.WriterBuilder(
        util.getConfiguration(), cacheConf, hfs)
            .withOutputDir(hfilePath)
            .withFileContext(meta)
            .build();
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        "regionname"), "familyname");
    HFileSystem hfs = (HFileSystem)util.getTestFileSystem();
    FaultyFileSystem faultyfs = new FaultyFileSystem(hfs.getBackingFs());
    HFileSystem fs = new HFileSystem(faultyfs);
    CacheConfig cacheConf = new CacheConfig(util.getConfiguration());
    HFileContext meta = new HFileContextBuilder().withBlockSize(2 * 1024).build();
    StoreFile.Writer writer = new StoreFile.WriterBuilder(
        util.getConfiguration(), cacheConf, hfs)
            .withOutputDir(hfilePath)
            .withFileContext(meta)
            .build();
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        byte[] startKey, byte[] endKey, int numRows) throws IOException {

      HFile.Writer writer = null;
      long now = System.currentTimeMillis();
      try {
        HFileContext context = new HFileContextBuilder().build();
        writer = HFile.getWriterFactory(conf, new CacheConfig(conf))
            .withPath(fs, path)
            .withFileContext(context)
            .create();
        // subtract 2 since numRows doesn't include boundary keys
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  /**
   * Create an HFile with the given number of rows with a specified value.
   */
  public static void createHFile(FileSystem fs, Path path, byte[] family,
      byte[] qualifier, byte[] value, int numRows) throws IOException {
    HFileContext context = new HFileContextBuilder().withBlockSize(BLOCKSIZE)
                            .withCompression(COMPRESSION)
                            .build();
    HFile.Writer writer = HFile
        .getWriterFactory(conf, new CacheConfig(conf))
        .withPath(fs, path)
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Related Classes of org.apache.hadoop.hbase.io.hfile.HFileContext

  • org.apache.bigtop.itest.hbase.util.HBaseTestUtil
  • org.apache.crunch.io.hbase.HFileOutputFormatForCrunch
  • org.apache.crunch.io.hbase.HFileSourceIT
  • org.apache.hadoop.hbase.coprocessor.TestRegionObserverInterface
  • org.apache.hadoop.hbase.HFilePerformanceEvaluation$SequentialWriteBenchmark
  • org.apache.hadoop.hbase.io.encoding.TestDataBlockEncoders
  • org.apache.hadoop.hbase.io.encoding.TestPrefixTreeEncoding
  • org.apache.hadoop.hbase.io.encoding.TestSeekToBlockWithEncoders
  • org.apache.hadoop.hbase.io.TestHalfStoreFileReader
  • org.apache.hadoop.hbase.mapreduce.HFileOutputFormat
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