Examples with ResourceNotFoundException org.apache.nifi.web.ResourceNotFoundException used on opensource projects

Example 6 with ResourceNotFoundException

use of org.apache.nifi.web.ResourceNotFoundException in project nifi by apache.

the class ControllerFacade method getProvenanceQuery.

/**
 * Retrieves the results of a provenance query.
 *
 * @param provenanceId id
 * @return the results of a provenance query
 */
public ProvenanceDTO getProvenanceQuery(String provenanceId, Boolean summarize, Boolean incrementalResults) {
    try {
        // get the query to the provenance repository
        final ProvenanceRepository provenanceRepository = flowController.getProvenanceRepository();
        final QuerySubmission querySubmission = provenanceRepository.retrieveQuerySubmission(provenanceId, NiFiUserUtils.getNiFiUser());
        // ensure the query results could be found
        if (querySubmission == null) {
            throw new ResourceNotFoundException("Cannot find the results for the specified provenance requests. Results may have been purged.");
        }
        // get the original query and the results
        final Query query = querySubmission.getQuery();
        final QueryResult queryResult = querySubmission.getResult();
        // build the response
        final ProvenanceDTO provenanceDto = new ProvenanceDTO();
        final ProvenanceRequestDTO requestDto = new ProvenanceRequestDTO();
        final ProvenanceResultsDTO resultsDto = new ProvenanceResultsDTO();
        // include the original request and results
        provenanceDto.setRequest(requestDto);
        provenanceDto.setResults(resultsDto);
        // convert the original request
        requestDto.setStartDate(query.getStartDate());
        requestDto.setEndDate(query.getEndDate());
        requestDto.setMinimumFileSize(query.getMinFileSize());
        requestDto.setMaximumFileSize(query.getMaxFileSize());
        requestDto.setMaxResults(query.getMaxResults());
        if (query.getSearchTerms() != null) {
            final Map<String, String> searchTerms = new HashMap<>();
            for (final SearchTerm searchTerm : query.getSearchTerms()) {
                searchTerms.put(searchTerm.getSearchableField().getFriendlyName(), searchTerm.getValue());
            }
            requestDto.setSearchTerms(searchTerms);
        }
        // convert the provenance
        provenanceDto.setId(query.getIdentifier());
        provenanceDto.setSubmissionTime(querySubmission.getSubmissionTime());
        provenanceDto.setExpiration(queryResult.getExpiration());
        provenanceDto.setFinished(queryResult.isFinished());
        provenanceDto.setPercentCompleted(queryResult.getPercentComplete());
        // convert each event
        final boolean includeResults = incrementalResults == null || Boolean.TRUE.equals(incrementalResults);
        if (includeResults || queryResult.isFinished()) {
            final List<ProvenanceEventDTO> events = new ArrayList<>();
            for (final ProvenanceEventRecord record : queryResult.getMatchingEvents()) {
                events.add(createProvenanceEventDto(record, Boolean.TRUE.equals(summarize)));
            }
            resultsDto.setProvenanceEvents(events);
        }
        if (requestDto.getMaxResults() != null && queryResult.getTotalHitCount() >= requestDto.getMaxResults()) {
            resultsDto.setTotalCount(requestDto.getMaxResults().longValue());
            resultsDto.setTotal(FormatUtils.formatCount(requestDto.getMaxResults().longValue()) + "+");
        } else {
            resultsDto.setTotalCount(queryResult.getTotalHitCount());
            resultsDto.setTotal(FormatUtils.formatCount(queryResult.getTotalHitCount()));
        }
        // include any errors
        if (queryResult.getError() != null) {
            final Set<String> errors = new HashSet<>();
            errors.add(queryResult.getError());
            resultsDto.setErrors(errors);
        }
        // set the generated timestamp
        final Date now = new Date();
        resultsDto.setGenerated(now);
        resultsDto.setTimeOffset(TimeZone.getDefault().getOffset(now.getTime()));
        // get the oldest available event time
        final List<ProvenanceEventRecord> firstEvent = provenanceRepository.getEvents(0, 1);
        if (!firstEvent.isEmpty()) {
            resultsDto.setOldestEvent(new Date(firstEvent.get(0).getEventTime()));
        }
        provenanceDto.setResults(resultsDto);
        return provenanceDto;
    } catch (final IOException ioe) {
        throw new NiFiCoreException("An error occurred while searching the provenance events.", ioe);
    }
}

Example 7 with ResourceNotFoundException

use of org.apache.nifi.web.ResourceNotFoundException in project nifi by apache.

the class ControllerFacade method getOutputPortStatus.

/**
 * Gets the status for the specified output port.
 *
 * @param portId output port id
 * @return the status for the specified output port
 */
public PortStatus getOutputPortStatus(final String portId) {
    final ProcessGroup root = flowController.getGroup(flowController.getRootGroupId());
    final Port port = root.findOutputPort(portId);
    // ensure the output port was found
    if (port == null) {
        throw new ResourceNotFoundException(String.format("Unable to locate output port with id '%s'.", portId));
    }
    final String groupId = port.getProcessGroup().getIdentifier();
    final ProcessGroupStatus processGroupStatus = flowController.getGroupStatus(groupId, NiFiUserUtils.getNiFiUser());
    if (processGroupStatus == null) {
        throw new ResourceNotFoundException(String.format("Unable to locate group with id '%s'.", groupId));
    }
    final PortStatus status = processGroupStatus.getOutputPortStatus().stream().filter(portStatus -> portId.equals(portStatus.getId())).findFirst().orElse(null);
    if (status == null) {
        throw new ResourceNotFoundException(String.format("Unable to locate output port with id '%s'.", portId));
    }
    return status;
}

Example 8 with ResourceNotFoundException

use of org.apache.nifi.web.ResourceNotFoundException in project nifi by apache.

the class ControllerFacade method getConnectionStatus.

/**
 * Gets the status for the specified connection.
 *
 * @param connectionId connection id
 * @return the status for the specified connection
 */
public ConnectionStatus getConnectionStatus(final String connectionId) {
    final ProcessGroup root = flowController.getGroup(flowController.getRootGroupId());
    final Connection connection = root.findConnection(connectionId);
    // ensure the connection was found
    if (connection == null) {
        throw new ResourceNotFoundException(String.format("Unable to locate connection with id '%s'.", connectionId));
    }
    // calculate the process group status
    final String groupId = connection.getProcessGroup().getIdentifier();
    final ProcessGroupStatus processGroupStatus = flowController.getGroupStatus(groupId, NiFiUserUtils.getNiFiUser());
    if (processGroupStatus == null) {
        throw new ResourceNotFoundException(String.format("Unable to locate group with id '%s'.", groupId));
    }
    final ConnectionStatus status = processGroupStatus.getConnectionStatus().stream().filter(connectionStatus -> connectionId.equals(connectionStatus.getId())).findFirst().orElse(null);
    if (status == null) {
        throw new ResourceNotFoundException(String.format("Unable to locate connection with id '%s'.", connectionId));
    }
    return status;
}

Example 9 with ResourceNotFoundException

use of org.apache.nifi.web.ResourceNotFoundException in project nifi by apache.

the class ControllerFacade method getProcessGroupStatusHistory.

/**
 * Returns the status history for the specified process group.
 *
 * @param groupId group id
 * @return status history
 */
public StatusHistoryDTO getProcessGroupStatusHistory(final String groupId) {
    final String searchId = groupId.equals(ROOT_GROUP_ID_ALIAS) ? flowController.getRootGroupId() : groupId;
    final ProcessGroup root = flowController.getGroup(flowController.getRootGroupId());
    final ProcessGroup group = root.findProcessGroup(searchId);
    // ensure the processor was found
    if (group == null) {
        throw new ResourceNotFoundException(String.format("Unable to locate process group with id '%s'.", groupId));
    }
    final StatusHistoryDTO statusHistory = flowController.getProcessGroupStatusHistory(groupId);
    // if not authorized
    if (!group.isAuthorized(authorizer, RequestAction.READ, NiFiUserUtils.getNiFiUser())) {
        statusHistory.getComponentDetails().put(ComponentStatusRepository.COMPONENT_DETAIL_NAME, groupId);
    }
    return statusHistory;
}

Example 10 with ResourceNotFoundException

use of org.apache.nifi.web.ResourceNotFoundException in project nifi by apache.

the class ControllerFacade method getInputPortStatus.

/**
 * Gets the status for the specified input port.
 *
 * @param portId input port id
 * @return the status for the specified input port
 */
public PortStatus getInputPortStatus(final String portId) {
    final ProcessGroup root = flowController.getGroup(flowController.getRootGroupId());
    final Port port = root.findInputPort(portId);
    // ensure the input port was found
    if (port == null) {
        throw new ResourceNotFoundException(String.format("Unable to locate input port with id '%s'.", portId));
    }
    final String groupId = port.getProcessGroup().getIdentifier();
    final ProcessGroupStatus processGroupStatus = flowController.getGroupStatus(groupId, NiFiUserUtils.getNiFiUser());
    if (processGroupStatus == null) {
        throw new ResourceNotFoundException(String.format("Unable to locate group with id '%s'.", groupId));
    }
    final PortStatus status = processGroupStatus.getInputPortStatus().stream().filter(portStatus -> portId.equals(portStatus.getId())).findFirst().orElse(null);
    if (status == null) {
        throw new ResourceNotFoundException(String.format("Unable to locate input port with id '%s'.", portId));
    }
    return status;
}