Package org.apache.accumulo.tserver.logger

Examples of org.apache.accumulo.tserver.logger.LogFileValue

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    for (TabletMutations tabletMutations : mutations) {
      LogFileKey key = new LogFileKey();
      key.event = MANY_MUTATIONS;
      key.seq = tabletMutations.getSeq();
      key.tid = tabletMutations.getTid();
      LogFileValue value = new LogFileValue();
      value.mutations = tabletMutations.getMutations();
      data.add(new Pair<LogFileKey,LogFileValue>(key, value));
    }
    return logFileData(data);
  }
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    final DFSLoggerInputStreams streams = DfsLogger.readHeaderAndReturnStream(volumeManager, path, configuration);
    final DataInputStream input = streams.getDecryptingInputStream();

    final LogFileKey key = new LogFileKey();
    final LogFileValue value = new LogFileValue();
    int read = 0;

    while (true) {
      try {
        key.readFields(input);
        value.readFields(input);
        read++;
      } catch (EOFException ex) {
        break;
      }
    }
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    public final LogFileKey key;
    public final LogFileValue value;

    KeyValue() {
      key = new LogFileKey();
      value = new LogFileValue();
    }
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    for (String path : tabletFiles)
      suffixes.add(getPathSuffix(path));

    // Scan for tableId for this extent (should always be in the log)
    LogFileKey key = new LogFileKey();
    LogFileValue value = new LogFileValue();
    int tid = -1;
    if (!reader.next(key, value))
      throw new EmptyMapFileException();
    if (key.event != OPEN)
      throw new RuntimeException("First log entry value is not OPEN");
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    return tid;
  }
 
  private void playbackMutations(MultiReader reader, int tid, LastStartToFinish lastStartToFinish, MutationReceiver mr) throws IOException {
    LogFileKey key = new LogFileKey();
    LogFileValue value = new LogFileValue();
   
    // Playback mutations after the last stop to finish
    log.info("Scanning for mutations starting at sequence number " + lastStartToFinish.seq + " for tid " + tid);
    key.event = MUTATION;
    key.tid = tid;
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    for (TabletMutations tabletMutations : mutations) {
      LogFileKey key = new LogFileKey();
      key.event = MANY_MUTATIONS;
      key.seq = tabletMutations.getSeq();
      key.tid = tabletMutations.getTid();
      LogFileValue value = new LogFileValue();
      value.mutations = tabletMutations.getMutations();
      data.add(new Pair<LogFileKey,LogFileValue>(key, value));
    }
    return logFileData(data);
  }
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    key.seq = seq;
    key.tid = tid;
    key.filename = filename;
    key.tablet = tablet;
    key.tserverSession = keyResult.tserverSession;
    LogFileValue value = new LogFileValue();
    value.mutations = Arrays.asList(mutations != null ? mutations : new Mutation[0]);
    DataOutputBuffer out = new DataOutputBuffer();
    key.write(out);
    value.write(out);
    out.flush();
    DataInputBuffer in = new DataInputBuffer();
    in.reset(out.getData(), out.size());
    keyResult.readFields(in);
    valueResult.readFields(in);
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  }
 
  @Test
  public void testReadFields() throws IOException {
    LogFileKey key = new LogFileKey();
    LogFileValue value = new LogFileValue();
    key.tserverSession = "";
    readWrite(OPEN, -1, -1, null, null, null, key, value);
    assertEquals(key.event, OPEN);
    readWrite(COMPACTION_FINISH, 1, 2, null, null, null, key, value);
    assertEquals(key.event, COMPACTION_FINISH);
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          final ArrayList<Pair<LogFileKey,LogFileValue>> buffer = new ArrayList<Pair<LogFileKey,LogFileValue>>();
          try {
            long start = input.getPos();
            while (input.getPos() - start < bufferSize) {
              LogFileKey key = new LogFileKey();
              LogFileValue value = new LogFileValue();
              key.readFields(decryptingInput);
              value.readFields(decryptingInput);
              buffer.add(new Pair<LogFileKey,LogFileValue>(key, value));
            }
            writeBuffer(destPath, buffer, part++);
            buffer.clear();
          } catch (EOFException ex) {
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Related Classes of org.apache.accumulo.tserver.logger.LogFileValue

  • org.apache.accumulo.server.data.ServerMutation
  • org.apache.accumulo.tserver.log.DfsLogger
  • org.apache.accumulo.tserver.log.LocalWALRecoveryTest
  • org.apache.accumulo.tserver.log.LogSorter$LogProcessor
  • org.apache.accumulo.tserver.log.SortedLogRecovery
  • org.apache.accumulo.tserver.log.SortedLogRecoveryTest$KeyValue
  • org.apache.accumulo.tserver.logger.LogFileTest
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