Examples of Chunk

Examples of org.apache.hadoop.chukwa.Chunk

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          .processAddCommand("add org.apache.hadoop.chukwa.datacollection.adaptor.filetailer.CharFileTailingAdaptorUTF8NewLineEscaped"
              + " BigRecord " + logFile + " 0");
      assertNotNull(adaptorId);

      boolean record8Found = false;
      Chunk c = null;
      // Keep reading until record8
      // If the adaptor is stopped then Junit will fail with a timeOut
      while (!record8Found) {
        c = chunks.waitForAChunk();//only wait three minutes
        String data = new String(c.getData());
        if (c.getDataType().equals("BigRecord")
            && data.indexOf("8 abcdefghijklmnopqrstuvwxyz") >= 0) {
          record8Found = true;
        }
      }
      agent.stopAdaptor(adaptorId, true);
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Examples of org.apache.hadoop.chukwa.Chunk

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       .processAddCommand("add org.apache.hadoop.chukwa.datacollection.adaptor"+
            "filetailer.CharFileTailingAdaptorUTF8 "
            + "lines " + startOffset + " " + testFile + " " + startOffset);
    assertTrue(adaptorId != null);
    System.out.println("getting a chunk...");
    Chunk c = chunks.waitForAChunk();
    System.out.println("got chunk");
    while (!c.getDataType().equals("lines")) {
      c = chunks.waitForAChunk();
    }
    assertTrue(c.getSeqID() == testFile.length() + startOffset);
    System.out.println("RecordOffsets length:" + c.getRecordOffsets().length);
    assertTrue(c.getRecordOffsets().length == 80); // 80 lines in the file.
    int recStart = 0;
    for (int rec = 0; rec < c.getRecordOffsets().length; ++rec) {
      String record = new String(c.getData(), recStart,
          c.getRecordOffsets()[rec] - recStart + 1);
      System.out.println("record " + rec + " was: " + record);
      assertTrue(record.equals(rec + " abcdefghijklmnopqrstuvwxyz\n"));
      recStart = c.getRecordOffsets()[rec] + 1;
    }
    assertTrue(c.getDataType().equals("lines"));
    agent.stopAdaptor(adaptorId, false);
    agent.shutdown();
  }
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Examples of org.apache.hadoop.chukwa.Chunk

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            + testFile
            + " "
            + (startOffset + 29));
    assertTrue(adaptorId != null);
    System.out.println("getting a chunk...");
    Chunk c = chunks.waitForAChunk();
    System.out.println("got chunk");
    while (!c.getDataType().equals("lines")) {
      c = chunks.waitForAChunk();
    }
    assertTrue(c.getSeqID() == testFile.length() + startOffset);

    assertTrue(c.getRecordOffsets().length == 79);// 80 lines in test file,
                                                  // minus the one we skipped
    int recStart = 0;
    for (int rec = 0; rec < c.getRecordOffsets().length; ++rec) {
      String record = new String(c.getData(), recStart,
          c.getRecordOffsets()[rec] - recStart + 1);
      System.out.println("record " + rec + " was: " + record);
      assertTrue(record.equals((rec + 1) + " abcdefghijklmnopqrstuvwxyz\n"));
      recStart = c.getRecordOffsets()[rec] + 1;
    }
    assertTrue(c.getDataType().equals("lines"));
    agent.stopAdaptor(adaptorId, false);
    agent.shutdown();
  }
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Examples of org.apache.hadoop.chukwa.Chunk

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    String adaptorId = agent
        .processAddCommand("add adaptor_test = org.apache.hadoop.chukwa.datacollection.adaptor.filetailer.CharFileTailingAdaptorUTF8"
            + " lines " + testFile + " 0");
    assertTrue(adaptorId.equals("adaptor_test"));
    System.out.println("getting a chunk...");
    Chunk c = chunks.waitForAChunk();
    assertTrue(c.getSeqID() == testFile.length());

    assertTrue(c.getRecordOffsets().length == 80);
    int recStart = 0;
    for (int rec = 0; rec < c.getRecordOffsets().length; ++rec) {
      String record = new String(c.getData(), recStart,
          c.getRecordOffsets()[rec] - recStart + 1);
      assertTrue(record.equals(rec + " abcdefghijklmnopqrstuvwxyz\n"));
      recStart = c.getRecordOffsets()[rec] + 1;
    }
    assertTrue(c.getDataType().equals("lines"));
    agent.stopAdaptor(adaptorId, false);
    agent.shutdown();
    Thread.sleep(2000);
  }
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Examples of org.apache.hadoop.chukwa.Chunk

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    ChukwaAgent agent = new ChukwaAgent(conf);
    String adaptorID = agent.processAddCommand("add lr = filetailer.RCheckFTAdaptor test " + tmpOutput.getAbsolutePath() + " 0");
    assertNotNull(adaptorID);
   
    Chunk c = chunks.waitForAChunk(2000);
    assertNotNull(c);
    assertTrue(c.getData().length == 6);
    assertTrue("First\n".equals(new String(c.getData())));
    c = chunks.waitForAChunk(2000);
    assertNotNull(c);
    assertTrue(c.getData().length == 7);   
    assertTrue("Second\n".equals(new String(c.getData())));

    pw = new PrintWriter(new FileOutputStream(tmpOutput, true));
    pw.println("Third");
    pw.close();
    c = chunks.waitForAChunk(2000);
   
    assertNotNull(c);
    assertTrue(c.getData().length == 6);   
    assertTrue("Third\n".equals(new String(c.getData())));
    Thread.sleep(1500);
   
    tmpOutput.renameTo(new File(baseDir, "rotateTest.2"));
    pw = new PrintWriter(new FileOutputStream(tmpOutput, true));
    pw.println("Fourth");
    pw.close();
    c = chunks.waitForAChunk(2000);

    assertNotNull(c);
    System.out.println("got " + new String(c.getData()));
    assertTrue("Fourth\n".equals(new String(c.getData())));

    Thread.sleep(1500);
   
    tmpOutput.renameTo(new File(baseDir, "rotateTest.3"));
    Thread.sleep(400);
    pw = new PrintWriter(new FileOutputStream(tmpOutput, true));
    pw.println("Fifth");
    pw.close();
    c = chunks.waitForAChunk(2000);
    assertNotNull(c);
    System.out.println("got " + new String(c.getData()));
    assertTrue("Fifth\n".equals(new String(c.getData())));

    agent.shutdown();
    Thread.sleep(2000);
  }
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Examples of org.apache.hadoop.chukwa.Chunk

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    public void run() {
      setup();
      try {
        while(sock.isConnected()) {
          Chunk c = sendQ.take();
         
          if(fmt == DataFormat.Raw) {
            byte[] data = c.getData();
            out.writeInt(data.length);
            out.write(data);
          } else if(fmt == DataFormat.Writable)
            c.write(out);
          else {
            byte[] data = c.getData();
            byte[] header = (c.getSource()+ " " + c.getDataType() + " " + c.getStreamName()+ " "+ 
                c.getSeqID()+"\n").getBytes();
            out.writeInt(data.length+ header.length);
            out.write(header);
            out.write(data);
          }
        }
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Examples of org.apache.hadoop.chukwa.Chunk

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        this.wait();
      }

      int size = 0;
      while (!queue.isEmpty() && (size < maxSize)) {
        Chunk e = this.queue.remove();
        metrics.removedChunk.inc();
        int chunkSize = e.getData().length;
        size += chunkSize;
        dataSize -= chunkSize;
        metrics.dataSize.set(dataSize);
        events.add(e);
      }
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Examples of org.apache.hadoop.chukwa.Chunk

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    synchronized void removeUpTo(long l) {

      long bytesFreed = 0;
      while(!chunks.isEmpty()) {
        Chunk c = chunks.getFirst();
        if(c.getSeqID() > l)
          chunks.addFirst(c);
        else
          bytesFreed += c.getData().length;
      }
     
      if(bytesFreed > 0) {
        dataSizeBytes -= bytesFreed;
        notifyAll();
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Examples of org.apache.hadoop.chukwa.Chunk

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        if (log.isDebugEnabled()) {
          log.debug("Adding Chunk from JMS message: " + new String(bytes));
        }

        Chunk c = new ChunkImpl(type, source, bytesReceived, bytes, JMSAdaptor.this);
        dest.add(c);

      } catch (JMSException e) {
        log.error("can't read JMS messages in " + adaptorID, e);
      }
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Examples of org.apache.hadoop.chukwa.Chunk

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   * into SDL queue.
   */
  @Override
  public void run() {
    try {
      Chunk c;
      while ((c = ChunkImpl.read(dis)) != null) {
        StringBuilder sb = new StringBuilder();
        sb.append("Chunk received, recordType:");
        sb.append(c.getDataType());
        log.debug(sb);
        if(q.size()>QUEUE_MAX) {
          q.poll();
        }
        q.offer(c);
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