Package org.apache.hadoop.hdfs.server.namenode

Examples of org.apache.hadoop.hdfs.server.namenode.FSEditLogOp$AllocateBlockIdOp

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   * with a binary search over bk entries
   */
  public void skipTo(long txId) throws IOException {
    long numToSkip = getFirstTxId() - txId;

    FSEditLogOp op = null;
    for (long i = 0; i < numToSkip; i++) {
      op = readOp();
    }
    if (op != null && op.getTransactionId() != txId-1) {
      throw new IOException("Corrupt stream, expected txid "
          + (txId-1) + ", got " + op.getTransactionId());
    }
  }
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  @Override
  public void loadEdits() throws IOException {
    visitor.start(inputStream.getVersion());
    while (true) {
      try {
        FSEditLogOp op = inputStream.readOp();
        if (op == null)
          break;
        if (fixTxIds) {
          if (nextTxId <= 0) {
            nextTxId = op.getTransactionId();
            if (nextTxId <= 0) {
              nextTxId = 1;
            }
          }
          op.setTransactionId(nextTxId);
          nextTxId++;
        }
        visitor.visitOp(op);
      } catch (IOException e) {
        if (!recoveryMode) {
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          doAnswer(new Answer<FSEditLogOp>() {

            @Override
            public FSEditLogOp answer(InvocationOnMock invocation)
                throws Throwable {
              FSEditLogOp op = (FSEditLogOp) invocation.callRealMethod();
              if (throwExceptionOnRead &&
                  TEST_DIR3.equals(NameNodeAdapter.getMkdirOpPath(op))) {
                throw new IOException("failed to read op creating " + TEST_DIR3);
              } else {
                return op;
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   * with a binary search over bk entries
   */
  public void skipTo(long txId) throws IOException {
    long numToSkip = getFirstTxId() - txId;

    FSEditLogOp op = null;
    for (long i = 0; i < numToSkip; i++) {
      op = readOp();
    }
    if (op != null && op.getTransactionId() != txId-1) {
      throw new IOException("Corrupt stream, expected txid "
          + (txId-1) + ", got " + op.getTransactionId());
    }
  }
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      }

      in = new BookKeeperEditLogInputStream(lh, l, lastAddConfirmed);

      long endTxId = HdfsConstants.INVALID_TXID;
      FSEditLogOp op = in.readOp();
      while (op != null) {
        if (endTxId == HdfsConstants.INVALID_TXID
            || op.getTransactionId() == endTxId+1) {
          endTxId = op.getTransactionId();
        }
        op = in.readOp();
      }
      return endTxId;
    } finally {
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   * with a binary search over bk entries
   */
  public void skipTo(long txId) throws IOException {
    long numToSkip = getFirstTxId() - txId;

    FSEditLogOp op = null;
    for (long i = 0; i < numToSkip; i++) {
      op = readOp();
    }
    if (op != null && op.getTransactionId() != txId-1) {
      throw new IOException("Corrupt stream, expected txid "
          + (txId-1) + ", got " + op.getTransactionId());
    }
  }
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          doAnswer(new Answer<FSEditLogOp>() {

            @Override
            public FSEditLogOp answer(InvocationOnMock invocation)
                throws Throwable {
              FSEditLogOp op = (FSEditLogOp) invocation.callRealMethod();
              if (throwExceptionOnRead &&
                  TEST_DIR3.equals(NameNodeAdapter.getMkdirOpPath(op))) {
                throw new IOException("failed to read op creating " + TEST_DIR3);
              } else {
                return op;
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    bkjm.format(nsi);

    EditLogOutputStream out = bkjm.startLogSegment(1,
        NameNodeLayoutVersion.CURRENT_LAYOUT_VERSION);
    for (long i = 1 ; i <= 100; i++) {
      FSEditLogOp op = FSEditLogTestUtil.getNoOpInstance();
      op.setTransactionId(i);
      out.write(op);
    }
    out.close();
    bkjm.finalizeLogSegment(1, 100);
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    bkjm.format(nsi);

    EditLogOutputStream out = bkjm.startLogSegment(1,
        NameNodeLayoutVersion.CURRENT_LAYOUT_VERSION);
    for (long i = 1 ; i <= 100; i++) {
      FSEditLogOp op = FSEditLogTestUtil.getNoOpInstance();
      op.setTransactionId(i);
      out.write(op);
    }
    out.close();
    bkjm.finalizeLogSegment(1, 100);
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    for (long i = 0; i < 3; i++) {
      long start = txid;
      EditLogOutputStream out = bkjm.startLogSegment(start,
          NameNodeLayoutVersion.CURRENT_LAYOUT_VERSION);
      for (long j = 1 ; j <= DEFAULT_SEGMENT_SIZE; j++) {
        FSEditLogOp op = FSEditLogTestUtil.getNoOpInstance();
        op.setTransactionId(txid++);
        out.write(op);
      }
      out.close();
      bkjm.finalizeLogSegment(start, txid-1);
      assertNotNull(
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Related Classes of org.apache.hadoop.hdfs.server.namenode.FSEditLogOp$AllocateBlockIdOp

  • org.apache.hadoop.contrib.bkjournal.BookKeeperEditLogInputStream
  • org.apache.hadoop.contrib.bkjournal.BookKeeperJournalManager
  • org.apache.hadoop.contrib.bkjournal.TestBookKeeperJournalManager
  • org.apache.hadoop.fs.permission.AclEntry
  • org.apache.hadoop.fs.permission.FsAction
  • org.apache.hadoop.fs.permission.FsPermission
  • org.apache.hadoop.fs.permission.PermissionStatus
  • org.apache.hadoop.hdfs.DeprecatedUTF8
  • org.apache.hadoop.hdfs.notifier.server.ServerLogReaderPreTransactional
  • org.apache.hadoop.hdfs.notifier.server.ServerLogReaderTransactional
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