本文整理了Java中com.linecorp.centraldogma.server.internal.replication.ZooKeeperCommandExecutor.createParentNodes()方法的一些代码示例，展示了ZooKeeperCommandExecutor.createParentNodes()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。ZooKeeperCommandExecutor.createParentNodes()方法的具体详情如下：
包路径：com.linecorp.centraldogma.server.internal.replication.ZooKeeperCommandExecutor
类名称：ZooKeeperCommandExecutor
方法名：createParentNodes

ZooKeeperCommandExecutor.createParentNodes介绍

暂无

代码示例

代码示例来源：origin: com.linecorp.centraldogma/centraldogma-server

private <T> T blockingExecute(Command<T> command) throws Exception {
  createParentNodes();
  try (SafeLock ignored = safeLock(command.executionPath())) {
    // NB: We are sure no other replicas will append the conflicting logs (the commands with the
    //     same execution path) while we hold the lock for the command's execution path.
    //
    //     Other replicas may still append the logs with different execution paths, because, by design,
    //     two commands never conflict with each other if they have different execution paths.
    final List<String> recentRevisions = curator.getChildren().forPath(absolutePath(LOG_PATH));
    if (!recentRevisions.isEmpty()) {
      final long lastRevision = recentRevisions.stream().mapToLong(Long::parseLong).max().getAsLong();
      replayLogs(lastRevision);
    }
    final T result = delegate.execute(command).get();
    final ReplicationLog<T> log = new ReplicationLog<>(replicaId(), command, result);
    // Store the command execution log to ZooKeeper.
    final long revision = storeLog(log);
    logger.debug("logging OK. revision = {}, log = {}", revision, log);
    return result;
  }
}

代码示例来源：origin: line/centraldogma

private <T> T blockingExecute(Command<T> command) throws Exception {
  createParentNodes();
  try (SafeLock ignored = safeLock(command.executionPath())) {
    // NB: We are sure no other replicas will append the conflicting logs (the commands with the
    //     same execution path) while we hold the lock for the command's execution path.
    //
    //     Other replicas may still append the logs with different execution paths, because, by design,
    //     two commands never conflict with each other if they have different execution paths.
    final List<String> recentRevisions = curator.getChildren().forPath(absolutePath(LOG_PATH));
    if (!recentRevisions.isEmpty()) {
      final long lastRevision = recentRevisions.stream().mapToLong(Long::parseLong).max().getAsLong();
      replayLogs(lastRevision);
    }
    final T result = delegate.execute(command).get();
    final ReplicationLog<T> log = new ReplicationLog<>(replicaId(), command, result);
    // Store the command execution log to ZooKeeper.
    final long revision = storeLog(log);
    logger.debug("logging OK. revision = {}, log = {}", revision, log);
    return result;
  }
}

代码示例来源：origin: com.linecorp.centraldogma/centraldogma-server-shaded

private <T> T blockingExecute(int replicaId, Command<T> command) throws Exception {
  createParentNodes();
  try (SafeLock ignored = safeLock(command.executionPath())) {
    // NB: We are sure no other replicas will append the conflicting logs (the commands with the
    //     same execution path) while we hold the lock for the command's execution path.
    //
    //     Other replicas may still append the logs with different execution paths, because, by design,
    //     two commands never conflict with each other if they have different execution paths.
    final List<String> recentRevisions = curator.getChildren().forPath(absolutePath(LOG_PATH));
    if (!recentRevisions.isEmpty()) {
      final long lastRevision = recentRevisions.stream().mapToLong(Long::parseLong).max().getAsLong();
      replayLogs(lastRevision);
    }
    final T result = delegate.execute(replicaId, command).get();
    final ReplicationLog<T> log = new ReplicationLog<>(replicaId(), command, result);
    // Store the command execution log to ZooKeeper.
    final long revision = storeLog(log);
    logger.debug("logging OK. revision = {}, log = {}", revision, log);
    return result;
  }
}

代码示例来源：origin: line/centraldogma

@VisibleForTesting
Optional<ReplicationLog<?>> loadLog(long revision, boolean skipIfSameReplica) {
  try {
    createParentNodes();
    final String logPath = absolutePath(LOG_PATH) + '/' + pathFromRevision(revision);
    final LogMeta logMeta = Jackson.readValue(curator.getData().forPath(logPath), LogMeta.class);
    if (skipIfSameReplica && replicaId() == logMeta.replicaId()) {
      return Optional.empty();
    }
    final byte[] bytes = new byte[logMeta.size()];
    int offset = 0;
    for (long blockId : logMeta.blocks()) {
      final String blockPath = absolutePath(LOG_BLOCK_PATH) + '/' + pathFromRevision(blockId);
      final byte[] b = curator.getData().forPath(blockPath);
      System.arraycopy(b, 0, bytes, offset, b.length);
      offset += b.length;
    }
    assert logMeta.size() == offset;
    final ReplicationLog<?> log = Jackson.readValue(bytes, ReplicationLog.class);
    return Optional.of(log);
  } catch (Exception e) {
    logger.error("Failed to load a log at revision {}; entering read-only mode", revision, e);
    stopLater();
    throw new ReplicationException("failed to load a log at revision " + revision, e);
  }
}

代码示例来源：origin: com.linecorp.centraldogma/centraldogma-server

@VisibleForTesting
Optional<ReplicationLog<?>> loadLog(long revision, boolean skipIfSameReplica) {
  try {
    createParentNodes();
    final String logPath = absolutePath(LOG_PATH) + '/' + pathFromRevision(revision);
    final LogMeta logMeta = Jackson.readValue(curator.getData().forPath(logPath), LogMeta.class);
    if (skipIfSameReplica && replicaId() == logMeta.replicaId()) {
      return Optional.empty();
    }
    final byte[] bytes = new byte[logMeta.size()];
    int offset = 0;
    for (long blockId : logMeta.blocks()) {
      final String blockPath = absolutePath(LOG_BLOCK_PATH) + '/' + pathFromRevision(blockId);
      final byte[] b = curator.getData().forPath(blockPath);
      System.arraycopy(b, 0, bytes, offset, b.length);
      offset += b.length;
    }
    assert logMeta.size() == offset;
    final ReplicationLog<?> log = Jackson.readValue(bytes, ReplicationLog.class);
    return Optional.of(log);
  } catch (Exception e) {
    logger.error("Failed to load a log at revision {}; entering read-only mode", revision, e);
    stopLater();
    throw new ReplicationException("failed to load a log at revision " + revision, e);
  }
}

代码示例来源：origin: com.linecorp.centraldogma/centraldogma-server-shaded

@VisibleForTesting
Optional<ReplicationLog<?>> loadLog(long revision, boolean skipIfSameReplica) {
  try {
    createParentNodes();
    final String logPath = absolutePath(LOG_PATH) + '/' + pathFromRevision(revision);
    final LogMeta logMeta = Jackson.readValue(curator.getData().forPath(logPath), LogMeta.class);
    if (skipIfSameReplica && replicaId() == logMeta.replicaId()) {
      return Optional.empty();
    }
    final byte[] bytes = new byte[logMeta.size()];
    int offset = 0;
    for (long blockId : logMeta.blocks()) {
      final String blockPath = absolutePath(LOG_BLOCK_PATH) + '/' + pathFromRevision(blockId);
      final byte[] b = curator.getData().forPath(blockPath);
      System.arraycopy(b, 0, bytes, offset, b.length);
      offset += b.length;
    }
    assert logMeta.size() == offset;
    final ReplicationLog<?> log = Jackson.readValue(bytes, ReplicationLog.class);
    return Optional.of(log);
  } catch (Exception e) {
    logger.error("Failed to load a log at revision {}; entering read-only mode", revision, e);
    stopLater();
    throw new ReplicationException("failed to load a log at revision " + revision, e);
  }
}