Example usage for com.fasterxml.jackson.databind JsonNode elements

Introduction

In this page you can find the example usage for com.fasterxml.jackson.databind JsonNode elements.

Prototype

public Iterator<JsonNode> elements() 

Source Link

Usage

From source file:de.jlo.talendcomp.json.JsonDocument.java

public static int countNotNullAttributes(JsonNode node) {
    if (node == null) {
        throw new IllegalArgumentException("Node is null");
    } else if (node.size() == 0) {
        return 0;
    } else {//from  w ww  . j a  va2  s.  co  m
        int count = 0;
        Iterator<JsonNode> it = node.elements();
        while (it.hasNext()) {
            JsonNode valueNode = it.next();
            if (valueNode.isMissingNode() == false && valueNode.isNull() == false) {
                count++;
            }
        }
        return count;
    }
}

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From source file:com.sitewhere.wso2.identity.scim.Wso2ScimAssetModule.java

/**
 * Parse email fields./*from   ww  w . ja v a2 s.  c o  m*/
 * 
 * @param resource
 * @param asset
 */
protected void parseEmail(JsonNode resource, PersonAsset asset) {
    JsonNode emails = resource.get(IScimFields.EMAILS);
    if (emails != null) {
        int index = 1;
        Iterator<JsonNode> it = emails.elements();
        while (it.hasNext()) {
            String email = it.next().textValue();
            asset.getProperties().put("emailAddress" + index, email);
            asset.setEmailAddress(email);
        }
    }
}

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From source file:eu.europa.ec.fisheries.uvms.reporting.service.util.ReportDeserializer.java

private void addArea(JsonNode area, List<FilterDTO> filterDTOList, Long reportId) {
    if (area != null) {
        Iterator<JsonNode> elements = area.elements();
        while (elements.hasNext()) {
            JsonNode next = elements.next();
            filterDTOList.add(AreaFilterDTO.AreaFilterDTOBuilder().reportId(reportId)
                    .id(next.get(FilterDTO.ID) != null ? next.get(FilterDTO.ID).longValue() : null)
                    .areaId(next.get(AreaFilterDTO.JSON_ATTR_AREA_ID).longValue())
                    .areaType(next.get(AreaFilterDTO.JSON_ATTR_AREA_TYPE).textValue()).build());
        }//from   w ww. j  av a2s.  com
    }
}

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From source file:org.talend.dataprep.api.filter.SimpleFilterService.java

private Predicate<DataSetRow> buildFilter(JsonNode currentNode, RowMetadata rowMetadata) {
    final Iterator<JsonNode> children = currentNode.elements();
    final JsonNode operationContent = children.next();
    final String columnId = operationContent.has("field") ? operationContent.get("field").asText() : null;
    final String value = operationContent.has("value") ? operationContent.get("value").asText() : null;

    final Iterator<String> propertiesIterator = currentNode.fieldNames();
    if (!propertiesIterator.hasNext()) {
        throw new UnsupportedOperationException(
                "Unsupported query, empty filter definition: " + currentNode.toString());
    }/* w  w w.j a v a  2 s  . c o m*/

    final String operation = propertiesIterator.next();
    if (columnId == null && allowFullFilter(operation)) {
        // Full data set filter (no column)
        final List<ColumnMetadata> columns = rowMetadata.getColumns();
        Predicate<DataSetRow> predicate = null;
        if (!columns.isEmpty()) {
            predicate = buildOperationFilter(currentNode, rowMetadata, columns.get(0).getId(), operation,
                    value);
            for (int i = 1; i < columns.size(); i++) {
                predicate = predicate.or(buildOperationFilter(currentNode, rowMetadata, columns.get(i).getId(),
                        operation, value));
            }
        }
        return predicate;
    } else {
        return buildOperationFilter(currentNode, rowMetadata, columnId, operation, value);
    }
}

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From source file:eu.europa.ec.fisheries.uvms.reporting.service.util.ReportDeserializer.java

private void addVmsFilters(JsonNode vms, List<FilterDTO> filterDTOList, Long reportId) {
    if (vms != null) {
        Iterator<JsonNode> elements = vms.elements();
        while (elements.hasNext()) {
            JsonNode next = elements.next();
            FilterType type = FilterType.valueOf(next.get("type").textValue());
            switch (type) {
            case vmspos:
                addPositionFilter(filterDTOList, reportId, next);
                break;
            case vmstrack:
                addTrackFilterDTO(filterDTOList, reportId, next);
                break;
            case vmsseg:
                addVmsSegmentFilterDTO(filterDTOList, reportId, next);
                break;
            default:
                throw new InvalidParameterException("Unsupported parameter");

            }// w  ww  .  j av  a 2s. c o  m
        }
    }
}

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From source file:eu.europa.ec.fisheries.uvms.reporting.service.util.ReportDeserializer.java

private void addAssets(JsonNode asset, List<FilterDTO> filterDTOList, Long reportId) {
    if (asset != null) {
        Iterator<JsonNode> elements = asset.elements();
        while (elements.hasNext()) {
            JsonNode next = elements.next();
            FilterType type = FilterType.valueOf(next.get("type").textValue());
            switch (type) {
            case asset:
                addAssetFilterDTO(filterDTOList, reportId, next);
                break;
            case vgroup:
                addAssetGroupFilterDTO(filterDTOList, reportId, next);
                break;
            default:
                throw new InvalidParameterException("Unsupported parameter value");

            }//from  w w  w  .java 2  s .co m
        }
    }
}

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From source file:com.sitewhere.server.asset.scim.Wso2ScimAssetModule.java

/**
 * Make remote call to list all user assets, then parse and cache them.
 * /*www  .  ja va 2 s .co  m*/
 * @throws SiteWhereException
 */
protected ICommandResponse cacheAssetData() throws SiteWhereException {
    assetCache.clear();

    LOGGER.info("Caching search data.");
    int totalAssets = 0;
    long startTime = System.currentTimeMillis();
    WebClient caller = WebClient.fromClient(client);
    caller.accept(MediaType.APPLICATION_JSON_TYPE);
    Response response = caller.get();
    Object entity = response.getEntity();
    try {
        JsonNode json = mapper.readTree((InputStream) entity);
        JsonNode resources = json.get(IScimFields.RESOURCES);
        if (resources == null) {
            String message = "SCIM JSON response did not contain a 'resources' section.";
            LOGGER.info(message);
            return new CommandResponse(CommandResult.Failed, message);
        }
        Iterator<JsonNode> it = resources.elements();
        while (it.hasNext()) {
            JsonNode resource = it.next();
            PersonAsset asset = parse(resource);
            assetCache.put(asset.getId(), asset);
            totalAssets++;
        }
    } catch (JsonParseException e) {
        throw new SiteWhereException("Unable to parse asset response.", e);
    } catch (IOException e) {
        throw new SiteWhereException("Unable to read asset response.", e);
    }
    long totalTime = System.currentTimeMillis() - startTime;
    String message = "Cached " + totalAssets + " assets in " + totalTime + "ms.";
    LOGGER.info(message);
    return new CommandResponse(CommandResult.Successful, message);
}

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From source file:org.talend.dataprep.api.filter.SimpleFilterService.java

@Override
public Predicate<DataSetRow> build(String filterAsString, RowMetadata rowMetadata) {
    if (isEmpty(filterAsString)) {
        return r -> true;
    }//from  w w w . j  av a2 s  . c  o m
    try {
        ObjectMapper mapper = new ObjectMapper();
        final JsonNode root = mapper.reader().readTree(filterAsString);
        final Iterator<JsonNode> elements = root.elements();
        if (!elements.hasNext()) {
            throw new IllegalArgumentException("Malformed filter: " + filterAsString);
        } else {
            return buildFilter(root, rowMetadata);
        }
    } catch (Exception e) {
        throw new TalendRuntimeException(BaseErrorCodes.UNABLE_TO_PARSE_FILTER, e);
    }
}

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From source file:com.ning.metrics.action.hdfs.data.JsonNodeComparable.java

@Override
public int compareTo(Object o) {
    JsonNode thing = (JsonNode) o;

    if (isMissingNode() && !thing.isMissingNode()) {
        return -1;
    } else if (!isMissingNode() && thing.isMissingNode()) {
        return 1;
    }/*ww w  . ja  va  2s.  co  m*/

    int mySize = 0;
    Iterator<JsonNode> myIterator = elements();
    while (myIterator.hasNext()) {
        mySize++;
    }

    int hisSize = 0;
    Iterator<JsonNode> hisIterator = thing.elements();
    while (hisIterator.hasNext()) {
        hisSize++;
    }

    if (mySize != 0 || hisSize != 0) {
        if (mySize > hisSize) {
            return 1;
        } else if (mySize < hisSize) {
            return -1;
        }
    }

    // Looks like both nodes don't have children
    if (isValueNode() && thing.isValueNode()) {
        return textValue().compareTo(thing.textValue());
    } else {
        if (equals(thing)) {
            return 0;
        } else {
            // Weak. When do we come here?
            return toString().compareTo(thing.toString());
        }
    }
}

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From source file:eu.europa.ec.fisheries.uvms.reporting.service.util.ReportDeserializer.java

private void addGroupCriteria(JsonNode groupBy, List<FilterDTO> filterDTOList, Long reportId, JsonParser jp) {

    if (groupBy != null) {
        List list = IteratorUtils.toList(groupBy.elements());
        for (int i = 0; i < list.size(); i++) {
            String code = ((JsonNode) list.get(i)).get("code").asText();
            JsonNode valueNode = ((JsonNode) list.get(i)).get("values");
            List<GroupCriteriaType> groupCriteriaList = null;
            if (valueNode != null) {
                List<String> strings = ((ObjectMapper) jp.getCodec()).convertValue(valueNode, List.class);
                groupCriteriaList = GroupCriteriaFilterMapper.INSTANCE
                        .mapGroupCriteriaTypeListToStringList(strings);
            }/*from w  w w  . j a  v a2 s.c  o m*/
            filterDTOList.add(new CriteriaFilterDTO(code, groupCriteriaList, i + 1, reportId));
        }
    }
}

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