Package org.apache.accumulo.core.file

Examples of org.apache.accumulo.core.file.FileSKVWriter

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          keys.add(k);
        }
        Path dir = new Path("/tmp", "bulk_" + UUID.randomUUID().toString());
        Path fail = new Path(dir.toString() + "_fail");
        FileSystem fs = WalkingSecurity.get(state).getFs();
        FileSKVWriter f = FileOperations.getInstance().openWriter(dir + "/securityBulk." + RFile.EXTENSION, fs, fs.getConf(),
            AccumuloConfiguration.getDefaultConfiguration());
        f.startDefaultLocalityGroup();
        fs.mkdirs(fail);
        for (Key k : keys)
          f.append(k, new Value("Value".getBytes(Constants.UTF8)));
        f.close();
        try {
          conn.tableOperations().importDirectory(tableName, dir.toString(), fail.toString(), true);
        } catch (TableNotFoundException tnfe) {
          if (tableExists)
            throw new AccumuloException("Table didn't exist when it should have: " + tableName);
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    String dir = rootPath() + "/bulk_test_diff_files_89723987592_" + getUniqueNames(1)[0];

    fs.delete(new Path(dir), true);

    FileSKVWriter writer1 = FileOperations.getInstance().openWriter(dir + "/f1." + RFile.EXTENSION, fs, conf, aconf);
    writer1.startDefaultLocalityGroup();
    writeData(writer1, 0, 333);
    writer1.close();

    FileSKVWriter writer2 = FileOperations.getInstance().openWriter(dir + "/f2." + RFile.EXTENSION, fs, conf, aconf);
    writer2.startDefaultLocalityGroup();
    writeData(writer2, 334, 999);
    writer2.close();

    FileSKVWriter writer3 = FileOperations.getInstance().openWriter(dir + "/f3." + RFile.EXTENSION, fs, conf, aconf);
    writer3.startDefaultLocalityGroup();
    writeData(writer3, 1000, 1999);
    writer3.close();

    FunctionalTestUtils.bulkImport(c, fs, tableName, dir);

    FunctionalTestUtils.checkRFiles(c, tableName, 6, 6, 1, 1);
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      // populate the root tablet with info about the default tablet
      // the root tablet contains the key extent and locations of all the
      // metadata tablets
      String initRootTabFile = ServerConstants.getMetadataTableDir() + "/root_tablet/00000_00000."
          + FileOperations.getNewFileExtension(AccumuloConfiguration.getDefaultConfiguration());
      FileSKVWriter mfw = FileOperations.getInstance().openWriter(initRootTabFile, fs, conf, AccumuloConfiguration.getDefaultConfiguration());
      mfw.startDefaultLocalityGroup();
     
      // -----------] root tablet info
      Text rootExtent = Constants.ROOT_TABLET_EXTENT.getMetadataEntry();
     
      // root's directory
      Key rootDirKey = new Key(rootExtent, Constants.METADATA_DIRECTORY_COLUMN.getColumnFamily(), Constants.METADATA_DIRECTORY_COLUMN.getColumnQualifier(), 0);
      mfw.append(rootDirKey, new Value("/root_tablet".getBytes()));
     
      // root's prev row
      Key rootPrevRowKey = new Key(rootExtent, Constants.METADATA_PREV_ROW_COLUMN.getColumnFamily(), Constants.METADATA_PREV_ROW_COLUMN.getColumnQualifier(), 0);
      mfw.append(rootPrevRowKey, new Value(new byte[] {0}));
     
      // ----------] table tablet info
      Text tableExtent = new Text(KeyExtent.getMetadataEntry(new Text(Constants.METADATA_TABLE_ID), Constants.METADATA_RESERVED_KEYSPACE_START_KEY.getRow()));
     
      // table tablet's directory
      Key tableDirKey = new Key(tableExtent, Constants.METADATA_DIRECTORY_COLUMN.getColumnFamily(), Constants.METADATA_DIRECTORY_COLUMN.getColumnQualifier(), 0);
      mfw.append(tableDirKey, new Value(Constants.TABLE_TABLET_LOCATION.getBytes()));
     
      // table tablet time
      Key tableTimeKey = new Key(tableExtent, Constants.METADATA_TIME_COLUMN.getColumnFamily(), Constants.METADATA_TIME_COLUMN.getColumnQualifier(), 0);
      mfw.append(tableTimeKey, new Value((TabletTime.LOGICAL_TIME_ID + "0").getBytes()));
     
      // table tablet's prevrow
      Key tablePrevRowKey = new Key(tableExtent, Constants.METADATA_PREV_ROW_COLUMN.getColumnFamily(), Constants.METADATA_PREV_ROW_COLUMN.getColumnQualifier(),
          0);
      mfw.append(tablePrevRowKey, KeyExtent.encodePrevEndRow(new Text(KeyExtent.getMetadataEntry(new Text(Constants.METADATA_TABLE_ID), null))));
     
      // ----------] default tablet info
      Text defaultExtent = new Text(KeyExtent.getMetadataEntry(new Text(Constants.METADATA_TABLE_ID), null));
     
      // default's directory
      Key defaultDirKey = new Key(defaultExtent, Constants.METADATA_DIRECTORY_COLUMN.getColumnFamily(),
          Constants.METADATA_DIRECTORY_COLUMN.getColumnQualifier(), 0);
      mfw.append(defaultDirKey, new Value(Constants.DEFAULT_TABLET_LOCATION.getBytes()));
     
      // default's time
      Key defaultTimeKey = new Key(defaultExtent, Constants.METADATA_TIME_COLUMN.getColumnFamily(), Constants.METADATA_TIME_COLUMN.getColumnQualifier(), 0);
      mfw.append(defaultTimeKey, new Value((TabletTime.LOGICAL_TIME_ID + "0").getBytes()));
     
      // default's prevrow
      Key defaultPrevRowKey = new Key(defaultExtent, Constants.METADATA_PREV_ROW_COLUMN.getColumnFamily(),
          Constants.METADATA_PREV_ROW_COLUMN.getColumnQualifier(), 0);
      mfw.append(defaultPrevRowKey, KeyExtent.encodePrevEndRow(Constants.METADATA_RESERVED_KEYSPACE_START_KEY.getRow()));
     
      mfw.close();
    }
   
    // create table and default tablets directories
    try {
      fstat = fs.getFileStatus(defaultMetadataTablet);
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   * @deprecated since 1.4, MapFiles will no longer be written. Instead use {@link org.apache.accumulo.core.file.rfile.RFileOperations#openWriter}.
   * @see org.apache.hadoop.io.MapFile.Writer
   */
  public FileSKVWriter openWriter(final String file, final FileSystem fs, Configuration conf, AccumuloConfiguration acuconf) throws IOException {
    final MyMapFile.Writer mfw = MapFileUtil.openMapFileWriter(acuconf, conf, fs, file);
    return new FileSKVWriter() {
     
      boolean secondCall = false;
     
      @Override
      public void append(Key key, Value value) throws IOException {
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  }
 
  @Override
  public CompactionStats call() throws IOException, CompactionCanceledException {
   
    FileSKVWriter mfw = null;
   
    CompactionStats majCStats = new CompactionStats();
   
    try {
      FileOperations fileFactory = FileOperations.getInstance();
      AccumuloConfiguration tableConf = ServerConfiguration.getTableConfiguration(extent.getTableId().toString());
      mfw = fileFactory.openWriter(outputFile, fs, conf, tableConf);
     
      Map<String,Set<ByteSequence>> lGroups;
      try {
        lGroups = LocalityGroupUtil.getLocalityGroups(tableConf);
      } catch (LocalityGroupConfigurationError e) {
        throw new IOException(e);
      }
     
      long t1 = System.currentTimeMillis();
     
      HashSet<ByteSequence> allColumnFamilies = new HashSet<ByteSequence>();
     
      if (mfw.supportsLocalityGroups()) {
        for (Entry<String,Set<ByteSequence>> entry : lGroups.entrySet()) {
          compactLocalityGroup(entry.getKey(), entry.getValue(), true, mfw, majCStats);
          allColumnFamilies.addAll(entry.getValue());
        }
      }
     
      compactLocalityGroup(null, allColumnFamilies, false, mfw, majCStats);
     
      long t2 = System.currentTimeMillis();
     
      FileSKVWriter mfwTmp = mfw;
      mfw = null; // set this to null so we do not try to close it again in finally if the close fails
      mfwTmp.close(); // if the close fails it will cause the compaction to fail
     
      // Verify the file, since hadoop 0.20.2 sometimes lies about the success of close()
      try {
        FileSKVIterator openReader = fileFactory.openReader(outputFile, false, fs, conf, tableConf);
        openReader.close();
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  }
 
  @Override
  public FileSKVWriter openWriter(final String file, final FileSystem fs, Configuration conf, AccumuloConfiguration acuconf) throws IOException {
    final MyMapFile.Writer mfw = MapFileUtil.openMapFileWriter(acuconf, conf, fs, file);
    return new FileSKVWriter() {
     
      boolean secondCall = false;
     
      @Override
      public void append(Key key, Value value) throws IOException {
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      // populate the root tablet with info about the default tablet
      // the root tablet contains the key extent and locations of all the
      // metadata tablets
      String initRootTabFile = Constants.getMetadataTableDir() + "/root_tablet/00000_00000."
          + FileOperations.getNewFileExtension(AccumuloConfiguration.getSystemConfiguration());
      FileSKVWriter mfw = FileOperations.getInstance().openWriter(initRootTabFile, fs, conf, AccumuloConfiguration.getSystemConfiguration());
      mfw.startDefaultLocalityGroup();
     
      // -----------] root tablet info
      Text rootExtent = Constants.ROOT_TABLET_EXTENT.getMetadataEntry();
     
      // root's directory
      Key rootDirKey = new Key(rootExtent, Constants.METADATA_DIRECTORY_COLUMN.getColumnFamily(), Constants.METADATA_DIRECTORY_COLUMN.getColumnQualifier(), 0);
      mfw.append(rootDirKey, new Value("/root_tablet".getBytes()));
     
      // root's prev row
      Key rootPrevRowKey = new Key(rootExtent, Constants.METADATA_PREV_ROW_COLUMN.getColumnFamily(), Constants.METADATA_PREV_ROW_COLUMN.getColumnQualifier(), 0);
      mfw.append(rootPrevRowKey, new Value(new byte[] {0}));
     
      // ----------] table tablet info
      Text tableExtent = new Text(KeyExtent.getMetadataEntry(new Text(Constants.METADATA_TABLE_ID), Constants.METADATA_RESERVED_KEYSPACE_START_KEY.getRow()));
     
      // table tablet's directory
      Key tableDirKey = new Key(tableExtent, Constants.METADATA_DIRECTORY_COLUMN.getColumnFamily(), Constants.METADATA_DIRECTORY_COLUMN.getColumnQualifier(), 0);
      mfw.append(tableDirKey, new Value(Constants.TABLE_TABLET_LOCATION.getBytes()));
     
      // table tablet time
      Key tableTimeKey = new Key(tableExtent, Constants.METADATA_TIME_COLUMN.getColumnFamily(), Constants.METADATA_TIME_COLUMN.getColumnQualifier(), 0);
      mfw.append(tableTimeKey, new Value((TabletTime.LOGICAL_TIME_ID + "0").getBytes()));
     
      // table tablet's prevrow
      Key tablePrevRowKey = new Key(tableExtent, Constants.METADATA_PREV_ROW_COLUMN.getColumnFamily(), Constants.METADATA_PREV_ROW_COLUMN.getColumnQualifier(),
          0);
      mfw.append(tablePrevRowKey, KeyExtent.encodePrevEndRow(new Text(KeyExtent.getMetadataEntry(new Text(Constants.METADATA_TABLE_ID), null))));
     
      // ----------] default tablet info
      Text defaultExtent = new Text(KeyExtent.getMetadataEntry(new Text(Constants.METADATA_TABLE_ID), null));
     
      // default's directory
      Key defaultDirKey = new Key(defaultExtent, Constants.METADATA_DIRECTORY_COLUMN.getColumnFamily(),
          Constants.METADATA_DIRECTORY_COLUMN.getColumnQualifier(), 0);
      mfw.append(defaultDirKey, new Value(Constants.DEFAULT_TABLET_LOCATION.getBytes()));
     
      // default's time
      Key defaultTimeKey = new Key(defaultExtent, Constants.METADATA_TIME_COLUMN.getColumnFamily(), Constants.METADATA_TIME_COLUMN.getColumnQualifier(), 0);
      mfw.append(defaultTimeKey, new Value((TabletTime.LOGICAL_TIME_ID + "0").getBytes()));
     
      // default's prevrow
      Key defaultPrevRowKey = new Key(defaultExtent, Constants.METADATA_PREV_ROW_COLUMN.getColumnFamily(),
          Constants.METADATA_PREV_ROW_COLUMN.getColumnQualifier(), 0);
      mfw.append(defaultPrevRowKey, KeyExtent.encodePrevEndRow(Constants.METADATA_RESERVED_KEYSPACE_START_KEY.getRow()));
     
      mfw.close();
    }
   
    // create table and default tablets directories
    try {
      fstat = fs.getFileStatus(defaultMetadataTablet);
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    String dir = "/tmp/bulk_test_diff_files_89723987592";
   
    fs.delete(new Path(dir), true);
   
    FileSKVWriter writer1 = FileOperations.getInstance().openWriter(dir + "/f1." + MyMapFile.EXTENSION, fs, conf,
        AccumuloConfiguration.getSystemConfiguration());
    writer1.startDefaultLocalityGroup();
    writeData(writer1, 0, 333);
    writer1.close();
   
    fs.rename(new Path(dir + "/f1." + MyMapFile.EXTENSION), new Path(dir + "/f1"));
   
    FileSKVWriter writer2 = FileOperations.getInstance().openWriter(dir + "/f2." + MyMapFile.EXTENSION, fs, conf,
        AccumuloConfiguration.getSystemConfiguration());
    writer2.startDefaultLocalityGroup();
    writeData(writer2, 334, 999);
    writer2.close();
   
    FileSKVWriter writer3 = FileOperations.getInstance().openWriter(dir + "/f3." + RFile.EXTENSION, fs, conf, AccumuloConfiguration.getSystemConfiguration());
    writer3.startDefaultLocalityGroup();
    writeData(writer3, 1000, 1999);
    writer3.close();
   
    bulkImport(fs, "bulkFile", dir);
   
    checkMapFiles("bulkFile", 6, 6, 1, 1);
   
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    if (conf.getBoolean(INSTANCE_HAS_BEEN_SET, false))
      acuConf = getInstance(job).getConfiguration();
    conf.setInt("io.seqfile.compress.blocksize", (int) acuConf.getMemoryInBytes(Property.TABLE_FILE_COMPRESSED_BLOCK_SIZE));
    Path file = this.getDefaultWorkFile(job, "." + extension);
   
    final FileSKVWriter out = FileOperations.getInstance().openWriter(file.toString(), file.getFileSystem(conf), conf,
        AccumuloConfiguration.getDefaultConfiguration());
    out.startDefaultLocalityGroup();
   
    return new RecordWriter<Key,Value>() {
      @Override
      public void write(Key key, Value value) throws IOException {
        out.append(key, value);
      }
     
      @Override
      public void close(TaskAttemptContext context) throws IOException, InterruptedException {
        out.close();
      }
    };
  }
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      // populate the root tablet with info about the default tablet
      // the root tablet contains the key extent and locations of all the
      // metadata tablets
      String initRootTabFile = ServerConstants.getMetadataTableDir() + "/root_tablet/00000_00000."
          + FileOperations.getNewFileExtension(AccumuloConfiguration.getDefaultConfiguration());
      FileSKVWriter mfw = FileOperations.getInstance().openWriter(initRootTabFile, fs, conf, AccumuloConfiguration.getDefaultConfiguration());
      mfw.startDefaultLocalityGroup();
     
      // -----------] root tablet info
      Text rootExtent = Constants.ROOT_TABLET_EXTENT.getMetadataEntry();
     
      // root's directory
      Key rootDirKey = new Key(rootExtent, Constants.METADATA_DIRECTORY_COLUMN.getColumnFamily(), Constants.METADATA_DIRECTORY_COLUMN.getColumnQualifier(), 0);
      mfw.append(rootDirKey, new Value("/root_tablet".getBytes()));
     
      // root's prev row
      Key rootPrevRowKey = new Key(rootExtent, Constants.METADATA_PREV_ROW_COLUMN.getColumnFamily(), Constants.METADATA_PREV_ROW_COLUMN.getColumnQualifier(), 0);
      mfw.append(rootPrevRowKey, new Value(new byte[] {0}));
     
      // ----------] table tablet info
      Text tableExtent = new Text(KeyExtent.getMetadataEntry(new Text(Constants.METADATA_TABLE_ID), Constants.METADATA_RESERVED_KEYSPACE_START_KEY.getRow()));
     
      // table tablet's directory
      Key tableDirKey = new Key(tableExtent, Constants.METADATA_DIRECTORY_COLUMN.getColumnFamily(), Constants.METADATA_DIRECTORY_COLUMN.getColumnQualifier(), 0);
      mfw.append(tableDirKey, new Value(Constants.TABLE_TABLET_LOCATION.getBytes()));
     
      // table tablet time
      Key tableTimeKey = new Key(tableExtent, Constants.METADATA_TIME_COLUMN.getColumnFamily(), Constants.METADATA_TIME_COLUMN.getColumnQualifier(), 0);
      mfw.append(tableTimeKey, new Value((TabletTime.LOGICAL_TIME_ID + "0").getBytes()));
     
      // table tablet's prevrow
      Key tablePrevRowKey = new Key(tableExtent, Constants.METADATA_PREV_ROW_COLUMN.getColumnFamily(), Constants.METADATA_PREV_ROW_COLUMN.getColumnQualifier(),
          0);
      mfw.append(tablePrevRowKey, KeyExtent.encodePrevEndRow(new Text(KeyExtent.getMetadataEntry(new Text(Constants.METADATA_TABLE_ID), null))));
     
      // ----------] default tablet info
      Text defaultExtent = new Text(KeyExtent.getMetadataEntry(new Text(Constants.METADATA_TABLE_ID), null));
     
      // default's directory
      Key defaultDirKey = new Key(defaultExtent, Constants.METADATA_DIRECTORY_COLUMN.getColumnFamily(),
          Constants.METADATA_DIRECTORY_COLUMN.getColumnQualifier(), 0);
      mfw.append(defaultDirKey, new Value(Constants.DEFAULT_TABLET_LOCATION.getBytes()));
     
      // default's time
      Key defaultTimeKey = new Key(defaultExtent, Constants.METADATA_TIME_COLUMN.getColumnFamily(), Constants.METADATA_TIME_COLUMN.getColumnQualifier(), 0);
      mfw.append(defaultTimeKey, new Value((TabletTime.LOGICAL_TIME_ID + "0").getBytes()));
     
      // default's prevrow
      Key defaultPrevRowKey = new Key(defaultExtent, Constants.METADATA_PREV_ROW_COLUMN.getColumnFamily(),
          Constants.METADATA_PREV_ROW_COLUMN.getColumnQualifier(), 0);
      mfw.append(defaultPrevRowKey, KeyExtent.encodePrevEndRow(Constants.METADATA_RESERVED_KEYSPACE_START_KEY.getRow()));
     
      mfw.close();
    }
   
    // create table and default tablets directories
    try {
      fstat = fs.getFileStatus(defaultMetadataTablet);
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