Examples with PortStatus org.apache.nifi.controller.status.PortStatus used on opensource projects

Example 6 with PortStatus

use of org.apache.nifi.controller.status.PortStatus in project nifi by apache.

the class DataDogReportingTask method updateAllMetricGroups.

private void updateAllMetricGroups(ProcessGroupStatus processGroupStatus) {
    final List<ProcessorStatus> processorStatuses = new ArrayList<>();
    populateProcessorStatuses(processGroupStatus, processorStatuses);
    for (final ProcessorStatus processorStatus : processorStatuses) {
        updateMetrics(metricsService.getProcessorMetrics(processorStatus), Optional.of(processorStatus.getName()), defaultTags);
    }
    final List<ConnectionStatus> connectionStatuses = new ArrayList<>();
    populateConnectionStatuses(processGroupStatus, connectionStatuses);
    for (ConnectionStatus connectionStatus : connectionStatuses) {
        Map<String, String> connectionStatusTags = new HashMap<>(defaultTags);
        connectionStatusTags.putAll(metricsService.getConnectionStatusTags(connectionStatus));
        updateMetrics(metricsService.getConnectionStatusMetrics(connectionStatus), Optional.<String>absent(), connectionStatusTags);
    }
    final List<PortStatus> inputPortStatuses = new ArrayList<>();
    populateInputPortStatuses(processGroupStatus, inputPortStatuses);
    for (PortStatus portStatus : inputPortStatuses) {
        Map<String, String> portTags = new HashMap<>(defaultTags);
        portTags.putAll(metricsService.getPortStatusTags(portStatus));
        updateMetrics(metricsService.getPortStatusMetrics(portStatus), Optional.<String>absent(), portTags);
    }
    final List<PortStatus> outputPortStatuses = new ArrayList<>();
    populateOutputPortStatuses(processGroupStatus, outputPortStatuses);
    for (PortStatus portStatus : outputPortStatuses) {
        Map<String, String> portTags = new HashMap<>(defaultTags);
        portTags.putAll(metricsService.getPortStatusTags(portStatus));
        updateMetrics(metricsService.getPortStatusMetrics(portStatus), Optional.<String>absent(), portTags);
    }
    updateMetrics(metricsService.getJVMMetrics(virtualMachineMetrics), Optional.<String>absent(), defaultTags);
    updateMetrics(metricsService.getDataFlowMetrics(processGroupStatus), Optional.<String>absent(), defaultTags);
}

Example 7 with PortStatus

use of org.apache.nifi.controller.status.PortStatus in project nifi by apache.

the class FlowController method getGroupStatus.

/**
 * Returns the status for the components in the specified group with the
 * specified report. The results will be filtered by executing the specified
 * predicate.
 *
 * @param group group id
 * @param statusReport report
 * @param isAuthorized is authorized check
 * @return the component status
 */
public ProcessGroupStatus getGroupStatus(final ProcessGroup group, final RepositoryStatusReport statusReport, final Predicate<Authorizable> isAuthorized) {
    if (group == null) {
        return null;
    }
    final ProcessGroupStatus status = new ProcessGroupStatus();
    status.setId(group.getIdentifier());
    status.setName(isAuthorized.evaluate(group) ? group.getName() : group.getIdentifier());
    int activeGroupThreads = 0;
    long bytesRead = 0L;
    long bytesWritten = 0L;
    int queuedCount = 0;
    long queuedContentSize = 0L;
    int flowFilesIn = 0;
    long bytesIn = 0L;
    int flowFilesOut = 0;
    long bytesOut = 0L;
    int flowFilesReceived = 0;
    long bytesReceived = 0L;
    int flowFilesSent = 0;
    long bytesSent = 0L;
    int flowFilesTransferred = 0;
    long bytesTransferred = 0;
    // set status for processors
    final Collection<ProcessorStatus> processorStatusCollection = new ArrayList<>();
    status.setProcessorStatus(processorStatusCollection);
    for (final ProcessorNode procNode : group.getProcessors()) {
        final ProcessorStatus procStat = getProcessorStatus(statusReport, procNode, isAuthorized);
        processorStatusCollection.add(procStat);
        activeGroupThreads += procStat.getActiveThreadCount();
        bytesRead += procStat.getBytesRead();
        bytesWritten += procStat.getBytesWritten();
        flowFilesReceived += procStat.getFlowFilesReceived();
        bytesReceived += procStat.getBytesReceived();
        flowFilesSent += procStat.getFlowFilesSent();
        bytesSent += procStat.getBytesSent();
    }
    // set status for local child groups
    final Collection<ProcessGroupStatus> localChildGroupStatusCollection = new ArrayList<>();
    status.setProcessGroupStatus(localChildGroupStatusCollection);
    for (final ProcessGroup childGroup : group.getProcessGroups()) {
        final ProcessGroupStatus childGroupStatus = getGroupStatus(childGroup, statusReport, isAuthorized);
        localChildGroupStatusCollection.add(childGroupStatus);
        activeGroupThreads += childGroupStatus.getActiveThreadCount();
        bytesRead += childGroupStatus.getBytesRead();
        bytesWritten += childGroupStatus.getBytesWritten();
        queuedCount += childGroupStatus.getQueuedCount();
        queuedContentSize += childGroupStatus.getQueuedContentSize();
        flowFilesReceived += childGroupStatus.getFlowFilesReceived();
        bytesReceived += childGroupStatus.getBytesReceived();
        flowFilesSent += childGroupStatus.getFlowFilesSent();
        bytesSent += childGroupStatus.getBytesSent();
        flowFilesTransferred += childGroupStatus.getFlowFilesTransferred();
        bytesTransferred += childGroupStatus.getBytesTransferred();
    }
    // set status for remote child groups
    final Collection<RemoteProcessGroupStatus> remoteProcessGroupStatusCollection = new ArrayList<>();
    status.setRemoteProcessGroupStatus(remoteProcessGroupStatusCollection);
    for (final RemoteProcessGroup remoteGroup : group.getRemoteProcessGroups()) {
        final RemoteProcessGroupStatus remoteStatus = createRemoteGroupStatus(remoteGroup, statusReport, isAuthorized);
        if (remoteStatus != null) {
            remoteProcessGroupStatusCollection.add(remoteStatus);
            flowFilesReceived += remoteStatus.getReceivedCount();
            bytesReceived += remoteStatus.getReceivedContentSize();
            flowFilesSent += remoteStatus.getSentCount();
            bytesSent += remoteStatus.getSentContentSize();
        }
    }
    // connection status
    final Collection<ConnectionStatus> connectionStatusCollection = new ArrayList<>();
    status.setConnectionStatus(connectionStatusCollection);
    // get the connection and remote port status
    for (final Connection conn : group.getConnections()) {
        final boolean isConnectionAuthorized = isAuthorized.evaluate(conn);
        final boolean isSourceAuthorized = isAuthorized.evaluate(conn.getSource());
        final boolean isDestinationAuthorized = isAuthorized.evaluate(conn.getDestination());
        final ConnectionStatus connStatus = new ConnectionStatus();
        connStatus.setId(conn.getIdentifier());
        connStatus.setGroupId(conn.getProcessGroup().getIdentifier());
        connStatus.setSourceId(conn.getSource().getIdentifier());
        connStatus.setSourceName(isSourceAuthorized ? conn.getSource().getName() : conn.getSource().getIdentifier());
        connStatus.setDestinationId(conn.getDestination().getIdentifier());
        connStatus.setDestinationName(isDestinationAuthorized ? conn.getDestination().getName() : conn.getDestination().getIdentifier());
        connStatus.setBackPressureDataSizeThreshold(conn.getFlowFileQueue().getBackPressureDataSizeThreshold());
        connStatus.setBackPressureObjectThreshold(conn.getFlowFileQueue().getBackPressureObjectThreshold());
        final FlowFileEvent connectionStatusReport = statusReport.getReportEntry(conn.getIdentifier());
        if (connectionStatusReport != null) {
            connStatus.setInputBytes(connectionStatusReport.getContentSizeIn());
            connStatus.setInputCount(connectionStatusReport.getFlowFilesIn());
            connStatus.setOutputBytes(connectionStatusReport.getContentSizeOut());
            connStatus.setOutputCount(connectionStatusReport.getFlowFilesOut());
            flowFilesTransferred += connectionStatusReport.getFlowFilesIn() + connectionStatusReport.getFlowFilesOut();
            bytesTransferred += connectionStatusReport.getContentSizeIn() + connectionStatusReport.getContentSizeOut();
        }
        if (isConnectionAuthorized) {
            if (StringUtils.isNotBlank(conn.getName())) {
                connStatus.setName(conn.getName());
            } else if (conn.getRelationships() != null && !conn.getRelationships().isEmpty()) {
                final Collection<String> relationships = new ArrayList<>(conn.getRelationships().size());
                for (final Relationship relationship : conn.getRelationships()) {
                    relationships.add(relationship.getName());
                }
                connStatus.setName(StringUtils.join(relationships, ", "));
            }
        } else {
            connStatus.setName(conn.getIdentifier());
        }
        final QueueSize queueSize = conn.getFlowFileQueue().size();
        final int connectionQueuedCount = queueSize.getObjectCount();
        final long connectionQueuedBytes = queueSize.getByteCount();
        if (connectionQueuedCount > 0) {
            connStatus.setQueuedBytes(connectionQueuedBytes);
            connStatus.setQueuedCount(connectionQueuedCount);
        }
        connectionStatusCollection.add(connStatus);
        queuedCount += connectionQueuedCount;
        queuedContentSize += connectionQueuedBytes;
        final Connectable source = conn.getSource();
        if (ConnectableType.REMOTE_OUTPUT_PORT.equals(source.getConnectableType())) {
            final RemoteGroupPort remoteOutputPort = (RemoteGroupPort) source;
            activeGroupThreads += processScheduler.getActiveThreadCount(remoteOutputPort);
        }
        final Connectable destination = conn.getDestination();
        if (ConnectableType.REMOTE_INPUT_PORT.equals(destination.getConnectableType())) {
            final RemoteGroupPort remoteInputPort = (RemoteGroupPort) destination;
            activeGroupThreads += processScheduler.getActiveThreadCount(remoteInputPort);
        }
    }
    // status for input ports
    final Collection<PortStatus> inputPortStatusCollection = new ArrayList<>();
    status.setInputPortStatus(inputPortStatusCollection);
    final Set<Port> inputPorts = group.getInputPorts();
    for (final Port port : inputPorts) {
        final boolean isInputPortAuthorized = isAuthorized.evaluate(port);
        final PortStatus portStatus = new PortStatus();
        portStatus.setId(port.getIdentifier());
        portStatus.setGroupId(port.getProcessGroup().getIdentifier());
        portStatus.setName(isInputPortAuthorized ? port.getName() : port.getIdentifier());
        portStatus.setActiveThreadCount(processScheduler.getActiveThreadCount(port));
        // determine the run status
        if (ScheduledState.RUNNING.equals(port.getScheduledState())) {
            portStatus.setRunStatus(RunStatus.Running);
        } else if (ScheduledState.DISABLED.equals(port.getScheduledState())) {
            portStatus.setRunStatus(RunStatus.Disabled);
        } else if (!port.isValid()) {
            portStatus.setRunStatus(RunStatus.Invalid);
        } else {
            portStatus.setRunStatus(RunStatus.Stopped);
        }
        // special handling for root group ports
        if (port instanceof RootGroupPort) {
            final RootGroupPort rootGroupPort = (RootGroupPort) port;
            portStatus.setTransmitting(rootGroupPort.isTransmitting());
        }
        final FlowFileEvent entry = statusReport.getReportEntries().get(port.getIdentifier());
        if (entry == null) {
            portStatus.setInputBytes(0L);
            portStatus.setInputCount(0);
            portStatus.setOutputBytes(0L);
            portStatus.setOutputCount(0);
        } else {
            final int processedCount = entry.getFlowFilesOut();
            final long numProcessedBytes = entry.getContentSizeOut();
            portStatus.setOutputBytes(numProcessedBytes);
            portStatus.setOutputCount(processedCount);
            final int inputCount = entry.getFlowFilesIn();
            final long inputBytes = entry.getContentSizeIn();
            portStatus.setInputBytes(inputBytes);
            portStatus.setInputCount(inputCount);
            flowFilesIn += inputCount;
            bytesIn += inputBytes;
            bytesWritten += entry.getBytesWritten();
            flowFilesReceived += entry.getFlowFilesReceived();
            bytesReceived += entry.getBytesReceived();
        }
        inputPortStatusCollection.add(portStatus);
        activeGroupThreads += portStatus.getActiveThreadCount();
    }
    // status for output ports
    final Collection<PortStatus> outputPortStatusCollection = new ArrayList<>();
    status.setOutputPortStatus(outputPortStatusCollection);
    final Set<Port> outputPorts = group.getOutputPorts();
    for (final Port port : outputPorts) {
        final boolean isOutputPortAuthorized = isAuthorized.evaluate(port);
        final PortStatus portStatus = new PortStatus();
        portStatus.setId(port.getIdentifier());
        portStatus.setGroupId(port.getProcessGroup().getIdentifier());
        portStatus.setName(isOutputPortAuthorized ? port.getName() : port.getIdentifier());
        portStatus.setActiveThreadCount(processScheduler.getActiveThreadCount(port));
        // determine the run status
        if (ScheduledState.RUNNING.equals(port.getScheduledState())) {
            portStatus.setRunStatus(RunStatus.Running);
        } else if (ScheduledState.DISABLED.equals(port.getScheduledState())) {
            portStatus.setRunStatus(RunStatus.Disabled);
        } else if (!port.isValid()) {
            portStatus.setRunStatus(RunStatus.Invalid);
        } else {
            portStatus.setRunStatus(RunStatus.Stopped);
        }
        // special handling for root group ports
        if (port instanceof RootGroupPort) {
            final RootGroupPort rootGroupPort = (RootGroupPort) port;
            portStatus.setTransmitting(rootGroupPort.isTransmitting());
        }
        final FlowFileEvent entry = statusReport.getReportEntries().get(port.getIdentifier());
        if (entry == null) {
            portStatus.setInputBytes(0L);
            portStatus.setInputCount(0);
            portStatus.setOutputBytes(0L);
            portStatus.setOutputCount(0);
        } else {
            final int processedCount = entry.getFlowFilesOut();
            final long numProcessedBytes = entry.getContentSizeOut();
            portStatus.setOutputBytes(numProcessedBytes);
            portStatus.setOutputCount(processedCount);
            final int inputCount = entry.getFlowFilesIn();
            final long inputBytes = entry.getContentSizeIn();
            portStatus.setInputBytes(inputBytes);
            portStatus.setInputCount(inputCount);
            bytesRead += entry.getBytesRead();
            flowFilesOut += entry.getFlowFilesOut();
            bytesOut += entry.getContentSizeOut();
            flowFilesSent = entry.getFlowFilesSent();
            bytesSent += entry.getBytesSent();
        }
        outputPortStatusCollection.add(portStatus);
        activeGroupThreads += portStatus.getActiveThreadCount();
    }
    for (final Funnel funnel : group.getFunnels()) {
        activeGroupThreads += processScheduler.getActiveThreadCount(funnel);
    }
    status.setActiveThreadCount(activeGroupThreads);
    status.setBytesRead(bytesRead);
    status.setBytesWritten(bytesWritten);
    status.setQueuedCount(queuedCount);
    status.setQueuedContentSize(queuedContentSize);
    status.setInputContentSize(bytesIn);
    status.setInputCount(flowFilesIn);
    status.setOutputContentSize(bytesOut);
    status.setOutputCount(flowFilesOut);
    status.setFlowFilesReceived(flowFilesReceived);
    status.setBytesReceived(bytesReceived);
    status.setFlowFilesSent(flowFilesSent);
    status.setBytesSent(bytesSent);
    status.setFlowFilesTransferred(flowFilesTransferred);
    status.setBytesTransferred(bytesTransferred);
    final VersionControlInformation vci = group.getVersionControlInformation();
    if (vci != null && vci.getStatus() != null && vci.getStatus().getState() != null) {
        status.setVersionedFlowState(vci.getStatus().getState());
    }
    return status;
}

Example 8 with PortStatus

use of org.apache.nifi.controller.status.PortStatus in project nifi by apache.

the class ComponentMapHolder method createComponentMap.

private static ComponentMapHolder createComponentMap(final ProcessGroupStatus status, final ParentProcessGroupSearchNode thisProcessGroupNode) {
    final ComponentMapHolder holder = new ComponentMapHolder();
    final Map<String, String> componentNameMap = holder.componentNameMap;
    final Map<String, ParentProcessGroupSearchNode> componentToParentGroupMap = holder.componentToParentGroupMap;
    final Map<String, String> sourceToConnectionParentGroupMap = holder.sourceToConnectionParentGroupMap;
    final Map<String, String> destinationToConnectionParentGroupMap = holder.destinationToConnectionParentGroupMap;
    if (status != null) {
        componentNameMap.put(status.getId(), status.getName());
        for (final ProcessorStatus procStatus : status.getProcessorStatus()) {
            componentNameMap.put(procStatus.getId(), procStatus.getName());
            componentToParentGroupMap.put(procStatus.getId(), thisProcessGroupNode);
        }
        for (final PortStatus portStatus : status.getInputPortStatus()) {
            componentNameMap.put(portStatus.getId(), portStatus.getName());
            componentToParentGroupMap.put(portStatus.getId(), thisProcessGroupNode);
        }
        for (final PortStatus portStatus : status.getOutputPortStatus()) {
            componentNameMap.put(portStatus.getId(), portStatus.getName());
            componentToParentGroupMap.put(portStatus.getId(), thisProcessGroupNode);
        }
        for (final RemoteProcessGroupStatus rpgStatus : status.getRemoteProcessGroupStatus()) {
            componentNameMap.put(rpgStatus.getId(), rpgStatus.getName());
            componentToParentGroupMap.put(rpgStatus.getId(), thisProcessGroupNode);
        }
        for (final ConnectionStatus connectionStatus : status.getConnectionStatus()) {
            componentNameMap.put(connectionStatus.getId(), connectionStatus.getName());
            componentToParentGroupMap.put(connectionStatus.getId(), thisProcessGroupNode);
            // Add source and destination for Remote Input/Output Ports because metadata for those are only available at ConnectionStatus.
            componentNameMap.computeIfAbsent(connectionStatus.getSourceId(), k -> connectionStatus.getSourceName());
            componentNameMap.computeIfAbsent(connectionStatus.getDestinationId(), k -> connectionStatus.getDestinationName());
            sourceToConnectionParentGroupMap.put(connectionStatus.getSourceId(), connectionStatus.getGroupId());
            destinationToConnectionParentGroupMap.put(connectionStatus.getDestinationId(), connectionStatus.getGroupId());
        }
        for (final ProcessGroupStatus childGroup : status.getProcessGroupStatus()) {
            componentNameMap.put(childGroup.getId(), childGroup.getName());
            ParentProcessGroupSearchNode childProcessGroupNode = new ParentProcessGroupSearchNode(childGroup.getId(), thisProcessGroupNode);
            componentToParentGroupMap.put(childGroup.getId(), thisProcessGroupNode);
            holder.putAll(createComponentMap(childGroup, childProcessGroupNode));
        }
    }
    return holder;
}

Example 9 with PortStatus

use of org.apache.nifi.controller.status.PortStatus in project nifi by apache.

the class TestNiFiFlowAnalyzer method connect.

private void connect(ProcessGroupStatus pg0, Object o0, Object o1) {
    Function<Object, Tuple<String, String>> toTupple = o -> {
        Tuple<String, String> comp;
        if (o instanceof ProcessorStatus) {
            ProcessorStatus p = (ProcessorStatus) o;
            comp = new Tuple<>(p.getId(), p.getName());
        } else if (o instanceof PortStatus) {
            PortStatus p = (PortStatus) o;
            comp = new Tuple<>(p.getId(), p.getName());
        } else {
            throw new IllegalArgumentException("Not supported");
        }
        return comp;
    };
    connect(pg0, toTupple.apply(o0), toTupple.apply(o1));
}

Example 10 with PortStatus

use of org.apache.nifi.controller.status.PortStatus in project nifi by apache.

the class DtoFactory method createProcessGroupStatusDto.

public ProcessGroupStatusDTO createProcessGroupStatusDto(final ProcessGroup processGroup, final ProcessGroupStatus processGroupStatus) {
    final ProcessGroupStatusDTO processGroupStatusDto = createConciseProcessGroupStatusDto(processGroupStatus);
    final ProcessGroupStatusSnapshotDTO snapshot = processGroupStatusDto.getAggregateSnapshot();
    // processor status
    final Collection<ProcessorStatusSnapshotEntity> processorStatusSnapshotEntities = new ArrayList<>();
    snapshot.setProcessorStatusSnapshots(processorStatusSnapshotEntities);
    final Collection<ProcessorStatus> processorStatusCollection = processGroupStatus.getProcessorStatus();
    if (processorStatusCollection != null) {
        for (final ProcessorStatus processorStatus : processorStatusCollection) {
            final ProcessorStatusDTO processorStatusDto = createProcessorStatusDto(processorStatus);
            final ProcessorNode processor = processGroup.findProcessor(processorStatusDto.getId());
            final PermissionsDTO processorPermissions = createPermissionsDto(processor);
            processorStatusSnapshotEntities.add(entityFactory.createProcessorStatusSnapshotEntity(processorStatusDto.getAggregateSnapshot(), processorPermissions));
        }
    }
    // connection status
    final Collection<ConnectionStatusSnapshotEntity> connectionStatusDtoCollection = new ArrayList<>();
    snapshot.setConnectionStatusSnapshots(connectionStatusDtoCollection);
    final Collection<ConnectionStatus> connectionStatusCollection = processGroupStatus.getConnectionStatus();
    if (connectionStatusCollection != null) {
        for (final ConnectionStatus connectionStatus : connectionStatusCollection) {
            final ConnectionStatusDTO connectionStatusDto = createConnectionStatusDto(connectionStatus);
            final Connection connection = processGroup.findConnection(connectionStatusDto.getId());
            final PermissionsDTO connectionPermissions = createPermissionsDto(connection);
            connectionStatusDtoCollection.add(entityFactory.createConnectionStatusSnapshotEntity(connectionStatusDto.getAggregateSnapshot(), connectionPermissions));
        }
    }
    // local child process groups
    final Collection<ProcessGroupStatusSnapshotEntity> childProcessGroupStatusDtoCollection = new ArrayList<>();
    snapshot.setProcessGroupStatusSnapshots(childProcessGroupStatusDtoCollection);
    final Collection<ProcessGroupStatus> childProcessGroupStatusCollection = processGroupStatus.getProcessGroupStatus();
    if (childProcessGroupStatusCollection != null) {
        for (final ProcessGroupStatus childProcessGroupStatus : childProcessGroupStatusCollection) {
            final ProcessGroupStatusDTO childProcessGroupStatusDto = createProcessGroupStatusDto(processGroup, childProcessGroupStatus);
            final ProcessGroup childProcessGroup = processGroup.findProcessGroup(childProcessGroupStatusDto.getId());
            final PermissionsDTO childProcessGroupPermissions = createPermissionsDto(childProcessGroup);
            childProcessGroupStatusDtoCollection.add(entityFactory.createProcessGroupStatusSnapshotEntity(childProcessGroupStatusDto.getAggregateSnapshot(), childProcessGroupPermissions));
        }
    }
    // remote child process groups
    final Collection<RemoteProcessGroupStatusSnapshotEntity> childRemoteProcessGroupStatusDtoCollection = new ArrayList<>();
    snapshot.setRemoteProcessGroupStatusSnapshots(childRemoteProcessGroupStatusDtoCollection);
    final Collection<RemoteProcessGroupStatus> childRemoteProcessGroupStatusCollection = processGroupStatus.getRemoteProcessGroupStatus();
    if (childRemoteProcessGroupStatusCollection != null) {
        for (final RemoteProcessGroupStatus childRemoteProcessGroupStatus : childRemoteProcessGroupStatusCollection) {
            final RemoteProcessGroupStatusDTO childRemoteProcessGroupStatusDto = createRemoteProcessGroupStatusDto(childRemoteProcessGroupStatus);
            final RemoteProcessGroup remoteProcessGroup = processGroup.findRemoteProcessGroup(childRemoteProcessGroupStatusDto.getId());
            final PermissionsDTO remoteProcessGroupPermissions = createPermissionsDto(remoteProcessGroup);
            childRemoteProcessGroupStatusDtoCollection.add(entityFactory.createRemoteProcessGroupStatusSnapshotEntity(childRemoteProcessGroupStatusDto.getAggregateSnapshot(), remoteProcessGroupPermissions));
        }
    }
    // input ports
    final Collection<PortStatusSnapshotEntity> inputPortStatusDtoCollection = new ArrayList<>();
    snapshot.setInputPortStatusSnapshots(inputPortStatusDtoCollection);
    final Collection<PortStatus> inputPortStatusCollection = processGroupStatus.getInputPortStatus();
    if (inputPortStatusCollection != null) {
        for (final PortStatus portStatus : inputPortStatusCollection) {
            final PortStatusDTO portStatusDto = createPortStatusDto(portStatus);
            final Port inputPort = processGroup.findInputPort(portStatus.getId());
            final PermissionsDTO inputPortPermissions = createPermissionsDto(inputPort);
            inputPortStatusDtoCollection.add(entityFactory.createPortStatusSnapshotEntity(portStatusDto.getAggregateSnapshot(), inputPortPermissions));
        }
    }
    // output ports
    final Collection<PortStatusSnapshotEntity> outputPortStatusDtoCollection = new ArrayList<>();
    snapshot.setOutputPortStatusSnapshots(outputPortStatusDtoCollection);
    final Collection<PortStatus> outputPortStatusCollection = processGroupStatus.getOutputPortStatus();
    if (outputPortStatusCollection != null) {
        for (final PortStatus portStatus : outputPortStatusCollection) {
            final PortStatusDTO portStatusDto = createPortStatusDto(portStatus);
            final Port outputPort = processGroup.findOutputPort(portStatus.getId());
            final PermissionsDTO outputPortPermissions = createPermissionsDto(outputPort);
            outputPortStatusDtoCollection.add(entityFactory.createPortStatusSnapshotEntity(portStatusDto.getAggregateSnapshot(), outputPortPermissions));
        }
    }
    return processGroupStatusDto;
}