Java Code Examples for com.datatorrent.stram.plan.logical.LogicalPlan#read()

The following examples show how to use com.datatorrent.stram.plan.logical.LogicalPlan#read() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: StramLocalCluster.java    From Bats with Apache License 2.0 5 votes vote down vote up 
public static LogicalPlan cloneLogicalPlan(LogicalPlan lp) throws IOException, ClassNotFoundException
{
  ByteArrayOutputStream bos = new ByteArrayOutputStream();
  LogicalPlan.write(lp, bos);
  LOG.debug("serialized size: {}", bos.toByteArray().length);
  bos.flush();
  ByteArrayInputStream bis = new ByteArrayInputStream(bos.toByteArray());
  return LogicalPlan.read(bis);
}
Example 2
Source File: StramLocalCluster.java    From attic-apex-core with Apache License 2.0 5 votes vote down vote up 
public static LogicalPlan cloneLogicalPlan(LogicalPlan lp) throws IOException, ClassNotFoundException
{
  ByteArrayOutputStream bos = new ByteArrayOutputStream();
  LogicalPlan.write(lp, bos);
  LOG.debug("serialized size: {}", bos.toByteArray().length);
  bos.flush();
  ByteArrayInputStream bis = new ByteArrayInputStream(bos.toByteArray());
  return LogicalPlan.read(bis);
}
Example 3
Source File: StreamingAppMasterService.java    From Bats with Apache License 2.0 4 votes vote down vote up 
@Override
protected void serviceInit(Configuration conf) throws Exception
{
  LOG.info("Application master" + ", appId=" + appAttemptID.getApplicationId().getId() + ", clustertimestamp=" + appAttemptID.getApplicationId().getClusterTimestamp() + ", attemptId=" + appAttemptID.getAttemptId());

  FileInputStream fis = new FileInputStream("./" + LogicalPlan.SER_FILE_NAME);
  try {
    this.dag = LogicalPlan.read(fis);
  } finally {
    fis.close();
  }
  // "debug" simply dumps all data using LOG.info
  if (dag.isDebug()) {
    dumpOutDebugInfo();
  }
  dag.setAttribute(LogicalPlan.APPLICATION_ATTEMPT_ID, appAttemptID.getAttemptId());
  FSRecoveryHandler recoveryHandler = new FSRecoveryHandler(dag.assertAppPath(), conf);
  this.dnmgr = StreamingContainerManager.getInstance(recoveryHandler, dag, true);
  dag = this.dnmgr.getLogicalPlan();
  this.appContext = new ClusterAppContextImpl(dag.getAttributes());

  Map<Class<?>, Class<? extends StringCodec<?>>> codecs = dag.getAttributes().get(DAG.STRING_CODECS);
  StringCodecs.loadConverters(codecs);

  LOG.info("Starting application with {} operators in {} containers", dnmgr.getPhysicalPlan().getAllOperators().size(), dnmgr.getPhysicalPlan().getContainers().size());

  // Setup security configuration such as that for web security
  SecurityUtils.init(conf, dag.getValue(LogicalPlan.STRAM_HTTP_AUTHENTICATION));

  if (UserGroupInformation.isSecurityEnabled()) {
    // TODO :- Need to perform token renewal
    delegationTokenManager = new StramDelegationTokenManager(DELEGATION_KEY_UPDATE_INTERVAL, DELEGATION_TOKEN_MAX_LIFETIME, DELEGATION_TOKEN_RENEW_INTERVAL, DELEGATION_TOKEN_REMOVER_SCAN_INTERVAL);
  }
  this.nmClient = new NMClientAsyncImpl(new NMCallbackHandler());
  addService(nmClient);
  this.amRmClient = AMRMClient.createAMRMClient();
  addService(amRmClient);

  // start RPC server
  int rpcListenerCount = dag.getValue(DAGContext.HEARTBEAT_LISTENER_THREAD_COUNT);
  this.heartbeatListener = new StreamingContainerParent(this.getClass().getName(), dnmgr, delegationTokenManager, rpcListenerCount);
  addService(heartbeatListener);

  AutoMetric.Transport appDataPushTransport = dag.getValue(LogicalPlan.METRICS_TRANSPORT);
  if (appDataPushTransport != null) {
    this.appDataPushAgent = new AppDataPushAgent(dnmgr, appContext);
    addService(this.appDataPushAgent);
  }
  initApexPluginDispatcher();

  // Initialize all services added above
  super.serviceInit(conf);
}
Example 4
Source File: StreamingAppMasterService.java    From attic-apex-core with Apache License 2.0 4 votes vote down vote up 
@Override
protected void serviceInit(Configuration conf) throws Exception
{
  LOG.info("Application master" + ", appId=" + appAttemptID.getApplicationId().getId() + ", clustertimestamp=" + appAttemptID.getApplicationId().getClusterTimestamp() + ", attemptId=" + appAttemptID.getAttemptId());

  FileInputStream fis = new FileInputStream("./" + LogicalPlan.SER_FILE_NAME);
  try {
    this.dag = LogicalPlan.read(fis);
  } finally {
    fis.close();
  }
  // "debug" simply dumps all data using LOG.info
  if (dag.isDebug()) {
    dumpOutDebugInfo();
  }
  dag.setAttribute(LogicalPlan.APPLICATION_ATTEMPT_ID, appAttemptID.getAttemptId());
  FSRecoveryHandler recoveryHandler = new FSRecoveryHandler(dag.assertAppPath(), conf);
  this.dnmgr = StreamingContainerManager.getInstance(recoveryHandler, dag, true);
  dag = this.dnmgr.getLogicalPlan();
  this.appContext = new ClusterAppContextImpl(dag.getAttributes());

  Map<Class<?>, Class<? extends StringCodec<?>>> codecs = dag.getAttributes().get(DAG.STRING_CODECS);
  StringCodecs.loadConverters(codecs);

  LOG.info("Starting application with {} operators in {} containers", dnmgr.getPhysicalPlan().getAllOperators().size(), dnmgr.getPhysicalPlan().getContainers().size());

  // Setup security configuration such as that for web security
  SecurityUtils.init(conf, dag.getValue(LogicalPlan.STRAM_HTTP_AUTHENTICATION));

  if (UserGroupInformation.isSecurityEnabled()) {
    // TODO :- Need to perform token renewal
    delegationTokenManager = new StramDelegationTokenManager(DELEGATION_KEY_UPDATE_INTERVAL, DELEGATION_TOKEN_MAX_LIFETIME, DELEGATION_TOKEN_RENEW_INTERVAL, DELEGATION_TOKEN_REMOVER_SCAN_INTERVAL);
  }
  this.nmClient = new NMClientAsyncImpl(new NMCallbackHandler());
  addService(nmClient);
  this.amRmClient = AMRMClient.createAMRMClient();
  addService(amRmClient);

  // start RPC server
  int rpcListenerCount = dag.getValue(DAGContext.HEARTBEAT_LISTENER_THREAD_COUNT);
  this.heartbeatListener = new StreamingContainerParent(this.getClass().getName(), dnmgr, delegationTokenManager, rpcListenerCount);
  addService(heartbeatListener);

  AutoMetric.Transport appDataPushTransport = dag.getValue(LogicalPlan.METRICS_TRANSPORT);
  if (appDataPushTransport != null) {
    this.appDataPushAgent = new AppDataPushAgent(dnmgr, appContext);
    addService(this.appDataPushAgent);
  }
  initApexPluginDispatcher();

  // Initialize all services added above
  super.serviceInit(conf);
}