Package org.apache.hadoop.chukwa

Examples of org.apache.hadoop.chukwa.ChukwaArchiveKey

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  protected String dumpArchive(FileSystem fs,Configuration conf, String file) throws Throwable {
    SequenceFile.Reader reader = null;
    try {
      reader = new SequenceFile.Reader(fs, new Path(file), conf);

      ChukwaArchiveKey key = new ChukwaArchiveKey();
      ChunkImpl chunk = ChunkImpl.getBlankChunk();

      StringBuilder sb = new StringBuilder();
      while (reader.next(key, chunk)) {
        sb.append("\nTimePartition: " + key.getTimePartition());
        sb.append("DataType: " + key.getDataType());
        sb.append("StreamName: " + key.getStreamName());
        sb.append("SeqId: " + key.getSeqId());
        sb.append("\t\t =============== ");

        sb.append("Cluster : " + chunk.getTags());
        sb.append("DataType : " + chunk.getDataType());
        sb.append("Source : " + chunk.getSource());
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      log.info("Collector not ready");
      throw new WriterException("Collector not ready");
    }

    if (chunks != null) {
      ChukwaArchiveKey archiveKey = new ChukwaArchiveKey();
     
      if (System.currentTimeMillis() >= nextTimePeriodComputation) {
        computeTimePeriod();
      }
      try {
        lock.acquire();
        for (Chunk chunk : chunks) {
          archiveKey.setTimePartition(timePeriod);
          archiveKey.setDataType(chunk.getDataType());
          archiveKey.setStreamName(chunk.getTags() + "/" + chunk.getSource()
              + "/" + chunk.getStreamName());
          archiveKey.setSeqId(chunk.getSeqID());

          if (chunk != null) {
            // compute size for stats
            dataSize += chunk.getData().length;
            bytesThisRotate += chunk.getData().length;
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          ChukwaArchiveKey.class, ChunkImpl.class,
          SequenceFile.CompressionType.NONE, null);
     
      ChunkImpl chunk;
      while((chunk= getNextChunkFromStdin(stdin)) != null) {
        ChukwaArchiveKey archiveKey = new ChukwaArchiveKey();
   
        archiveKey.setTimePartition(calendar.getTimeInMillis());
        archiveKey.setDataType(chunk.getDataType());
        archiveKey.setStreamName(chunk.getStreamName());
        archiveKey.setSeqId(chunk.getSeqID());
        seqFileWriter.append(archiveKey, chunk);
      }
      seqFileWriter.close();
      out.close();
    } catch (Exception e) {
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    SequenceFile.Writer seqFileWriter = SequenceFile.createWriter(conf, out,
        ChukwaArchiveKey.class, ChunkImpl.class,
        SequenceFile.CompressionType.NONE, null);
    for (int i = 0; i < chunks; ++i) {
      ChunkImpl chunk = getARandomChunk();
      ChukwaArchiveKey archiveKey = new ChukwaArchiveKey();
      // FIXME compute this once an hour
      calendar.setTimeInMillis(System.currentTimeMillis());
      calendar.set(Calendar.MINUTE, 0);
      calendar.set(Calendar.SECOND, 0);
      calendar.set(Calendar.MILLISECOND, 0);
      archiveKey.setTimePartition(calendar.getTimeInMillis());
      archiveKey.setDataType(chunk.getDataType());
      archiveKey.setStreamName(chunk.getStreamName());
      archiveKey.setSeqId(chunk.getSeqID());
      seqFileWriter.append(archiveKey, chunk);
    }
    seqFileWriter.close();
    out.close();
  }
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    String fsName = conf.get("writer.hdfs.filesystem");
    FileSystem fs = FileSystem.get(new URI(fsName), conf);

    SequenceFile.Reader r = new SequenceFile.Reader(fs, new Path(args[0]), conf);

    ChukwaArchiveKey key = new ChukwaArchiveKey();
    ChunkImpl chunk = ChunkImpl.getBlankChunk();
    try {
      while (r.next(key, chunk)) {
        if (args[1].equalsIgnoreCase(chunk.getDataType())) {
          if (args[2].equalsIgnoreCase("ALL")
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    String fsName = conf.get("writer.hdfs.filesystem");
    FileSystem fs = FileSystem.get(new URI(fsName), conf);

    SequenceFile.Reader r = new SequenceFile.Reader(fs, new Path(args[0]), conf);

    ChukwaArchiveKey key = new ChukwaArchiveKey();
    ChunkImpl chunk = ChunkImpl.getBlankChunk();
    try {
      while (r.next(key, chunk)) {
        System.out.println("\nTimePartition: " + key.getTimePartition());
        System.out.println("DataType: " + key.getDataType());
        System.out.println("StreamName: " + key.getStreamName());
        System.out.println("SeqId: " + key.getSeqId());
        System.out.println("\t\t =============== ");

        System.out.println("Cluster : " + chunk.getTags());
        System.out.println("DataType : " + chunk.getDataType());
        System.out.println("Source : " + chunk.getSource());
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