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

Introduction

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

Prototype

public JsonNode get(String paramString) 

Source Link

Usage

From source file:com.pros.jsontransform.plugin.expression.FunctionAvgChildrenAge.java

public static JsonNode evaluate(final JsonNode argsNode, final JsonNode resultNode,
        final ObjectTransformer transformer) throws ObjectTransformerException {
    double avg = 0.0;

    // argument $value indicates children array in source node context
    if (argsNode.get("$value") != null) {
        // transformer resolves $value to corresponding node
        JsonNode childrenArray = transformer.transformValueNode(transformer.getSourceNode(), argsNode);
        if (childrenArray.isArray()) {
            for (JsonNode child : childrenArray) {
                avg += child.path("age").asDouble();
            }//  ww w. j  av a2 s.  c  o m
            avg = avg / childrenArray.size();
        }
    }

    // use argsNode to hold temporary return value node
    ObjectNode holderNode = (ObjectNode) argsNode;
    holderNode.put("returnValue", avg);

    return holderNode.get("returnValue");
}

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From source file:com.redhat.lightblue.query.RValueExpression.java

/**
 * Parses an rvalue from a json node.//www  .j av  a2  s . co m
 */
public static RValueExpression fromJson(JsonNode node) {
    if (node instanceof ObjectNode) {
        if (node.size() == 1) {
            JsonNode path = node.get("$valueof");
            if (path != null && path.isValueNode()) {
                return new RValueExpression(new Path(path.asText()));
            }
        } else {
            return new RValueExpression();
        }
    } else if (node.isValueNode()) {
        if (node.asText().equals("$null")) {
            return new RValueExpression(RValueType._null);
        } else {
            return new RValueExpression(Value.fromJson(node));
        }
    }
    throw Error.get(QueryConstants.ERR_INVALID_RVALUE_EXPRESSION, node.toString());
}

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From source file:com.reprezen.swagedit.json.references.JsonReference.java

/**
 * Returns true if the argument can be identified as a JSON reference node.
 * /*ww  w  . j  a  va 2  s .  com*/
 * A node is considered a reference if it is an object node and has a field named $ref having a textual value.
 * 
 * @param node
 * @return true if a reference node
 */
public static boolean isReference(JsonNode value) {
    return value != null && value.isObject() && value.has(PROPERTY) && value.get(PROPERTY).isTextual();
}

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From source file:dk.kk.ibikecphlib.search.HTTPAutocompleteHandler.java

public static List<JsonNode> getKortforsyningenPlaces(Location currentLocation, Address address) {
    String urlString;// w  w  w.  j  a v  a2s.  c  o m
    List<JsonNode> list = new ArrayList<JsonNode>();
    if (!address.hasCity()) {
        // TODO: Seriously
        address.setCity(address.getStreet());
    }
    try {
        // TODO: Removed a wildcard
        String stednavn = URLEncoder.encode(address.getStreet(), "UTF-8") + "*";
        urlString = "https://kortforsyningen.kms.dk/?servicename=RestGeokeys_v2&method=stedv2&stednavn="
                + stednavn + "&geop=" + "" + Util.limitDecimalPlaces(currentLocation.getLongitude(), 6) + ","
                + "" + Util.limitDecimalPlaces(currentLocation.getLatitude(), 6)
                + "&georef=EPSG:4326&outgeoref=EPSG:4326&login=ibikecph&password=Spoiledmilk123&hits=10";

        // &distinct=true gave an error from the API
        // DB_SQL_PROBLEM. Error executing SQL: ERROR: syntax error at or near "stednavn" Position: 453

        JsonNode rootNode = performGET(urlString);
        if (rootNode.has("features")) {
            JsonNode features = rootNode.get("features");
            for (JsonNode featureNode : features) {
                if (featureNode.has("properties") && featureNode.get("properties").has("stednavneliste")
                        && featureNode.get("properties").size() > 0)
                    list.add(featureNode);
            }
        }
    } catch (Exception e) {
        if (e != null && e.getLocalizedMessage() != null)
            LOG.e(e.getLocalizedMessage());
    }
    return list;
}

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From source file:com.leclercb.taskunifier.gui.processes.license.ProcessGetTrial.java

public static String getLicense(HttpResponse response) {
    if (!response.isSuccessfull())
        return null;

    try {/* w w  w.  ja  va2s. c o m*/
        ObjectMapper mapper = new ObjectMapper();
        JsonNode node = mapper.readTree(response.getContent());

        String code = node.get("code").asText();
        String license = null;

        if (EqualsUtils.equals(code, "0")) {
            license = node.get("data").get("license").asText();
        }

        return license;
    } catch (Exception e) {
        GuiLogger.getLogger().log(Level.WARNING, "Cannot read license", e);

        return null;
    }
}

---

From source file:com.pros.jsontransform.constraint.ConstraintRange.java

public static void validate(final JsonNode constraintNode, final JsonNode resultNode,
        final ObjectTransformer transformer) throws ObjectTransformerException {
    boolean ltRangeValid = true;
    boolean gtRangeValid = true;
    JsonNode rangeNode = constraintNode.get(Constraint.$RANGE.toString());
    if (rangeNode.isObject()) {
        JsonNode ltNode = rangeNode.path("less-than");
        if (!ltNode.isMissingNode()) {
            if (resultNode.isNumber() && ltNode.isNumber()) {
                ltRangeValid = resultNode.asDouble() < ltNode.asDouble();
            } else if (resultNode.isTextual() && ltNode.isTextual()) {
                ltRangeValid = resultNode.asText().compareTo(ltNode.asText()) < 0;
            }/* w w w.  jav a 2 s . c o m*/
        }

        JsonNode gtNode = rangeNode.path("greater-than");
        if (!gtNode.isMissingNode()) {
            if (resultNode.isNumber() && gtNode.isNumber()) {
                gtRangeValid = resultNode.asDouble() > gtNode.asDouble();
            } else if (resultNode.isTextual() && gtNode.isTextual()) {
                gtRangeValid = resultNode.asText().compareTo(gtNode.asText()) > 0;
            }
        }
    }

    if (ltRangeValid == false || gtRangeValid == false) {
        throw new ObjectTransformerException("Constraint violation [" + Constraint.$RANGE.toString() + "]"
                + " on transform node " + transformer.getTransformNodeFieldName());
    }
}

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From source file:com.baasbox.commands.ScriptsResource.java

private static JsonNode storageCommand(JsonNode command, JsonCallback callback) throws CommandException {
    JsonNode moduleId = command.get(ScriptCommand.ID);

    if (moduleId == null || !moduleId.isTextual()) {
        throw new CommandParsingException(command, "error parsing module id");
    }//from   w w  w .ja  v  a  2  s.c  o m
    String id = moduleId.asText();
    JsonNode params = command.get(ScriptCommand.PARAMS);
    if (params == null || !params.isObject()) {
        throw new CommandParsingException(command, "error parsing params");
    }
    JsonNode actionNode = params.get("action");
    if (actionNode == null || !actionNode.isTextual()) {
        throw new CommandParsingException(command, "error parsing action");
    }
    String action = actionNode.asText();
    ODocument result;
    if ("get".equals(action)) {
        try {
            result = ScriptingService.getStore(id);
        } catch (ScriptException e) {
            //should never happen
            throw new CommandExecutionException(command, "script does not exists");
        }
    } else if ("set".equals(action)) {
        JsonNode args = params.get("args");
        if (args == null) {
            args = NullNode.getInstance();
        }
        if (!args.isObject() && !args.isNull()) {
            throw new CommandExecutionException(command, "Stored values should be objects or null");
        }
        try {
            result = ScriptingService.resetStore(id, args);
        } catch (ScriptException e) {
            throw new CommandExecutionException(command, "script does not exists");
        }
    } else if ("swap".equals(action)) {
        if (callback == null)
            throw new CommandExecutionException(command, "missing function callback");
        try {
            result = ScriptingService.swap(id, callback);
        } catch (ScriptException e) {
            throw new CommandExecutionException(command, ExceptionUtils.getMessage(e), e);
        }
    } else if ("trade".equals(action)) {
        if (callback == null)
            throw new CommandExecutionException(command, "missing function callback");
        try {
            result = ScriptingService.trade(id, callback);
        } catch (ScriptException e) {
            throw new CommandExecutionException(command, ExceptionUtils.getMessage(e), e);
        }
    } else {
        throw new CommandParsingException(command, "unknown action: " + action);
    }
    if (result == null) {
        return NullNode.getInstance();
    } else {
        String s = result.toJSON();
        try {
            ObjectNode jsonNode = (ObjectNode) Json.mapper().readTree(s);
            jsonNode.remove("@version");
            jsonNode.remove("@type");
            return jsonNode;
        } catch (IOException e) {
            throw new CommandExecutionException(command, "error converting result", e);
        }
    }
}

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From source file:com.amazonaws.services.iot.client.shadow.AwsIotJsonDeserializer.java

public static long deserializeVersion(AbstractAwsIotDevice device, String jsonState) throws IOException {
    ObjectMapper jsonObjectMapper = device.getJsonObjectMapper();

    JsonNode node = jsonObjectMapper.readTree(jsonState);
    if (node == null) {
        throw new IOException("Invalid shadow document received for " + device.getThingName());
    }/*  w  ww .j  a va  2 s  .  c  om*/

    JsonNode versionNode = node.get("version");
    if (versionNode == null) {
        throw new IOException("Missing version field from shadow document for " + device.getThingName());
    }

    return versionNode.asLong();
}

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From source file:com.twosigma.beaker.table.serializer.TableDisplayDeSerializer.java

@SuppressWarnings("unchecked")
public static List<String> getClasses(JsonNode n, ObjectMapper mapper) throws IOException {
    List<String> classes = null;
    if (n.has("types"))
        classes = mapper.readValue(n.get("types").asText(), List.class);
    return classes;
}

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From source file:com.spoiledmilk.cykelsuperstier.break_rote.MetroData.java

public static ArrayList<ITransportationInfo> getNext3Arrivals(String line, String startStation,
        String endStation, Context context) {
    ArrayList<ITransportationInfo> ret = new ArrayList<ITransportationInfo>();
    String bufferString = Util.stringFromJsonAssets(context, "stations/" + filename);
    JsonNode actualObj = Util.stringToJsonNode(bufferString);
    JsonNode lines = actualObj.get("lines");
    for (int i = 0; i < lines.size(); i++) {
        JsonNode lineJson = lines.get(i);
        if (lineJson.get("name").asText().contains(line)) {
            Calendar calendar = Calendar.getInstance();
            int day = calendar.get(Calendar.DAY_OF_WEEK);
            if (day == 1)
                day = 6;//  w  w w. j a va  2 s .co  m
            else
                day -= 2;
            int hour = calendar.get(Calendar.HOUR_OF_DAY);
            int minute = calendar.get(Calendar.MINUTE);
            int period = 0, endTime = 0; // startTime
            try {
                if ((day == 4 || day == 5) && hour >= 0 && hour <= 7) { // Friday and Saturday night
                    period = lineJson.get("timetable").get("friday_saturday_night").get(0).get("period")
                            .asInt();
                    endTime = lineJson.get("timetable").get("friday_saturday_night").get(0).get("end_time")
                            .asInt();
                } else if ((day < 4 || day == 6) && hour >= 0 && hour <= 5) { // other days at night
                    JsonNode timetableNode = lineJson.get("timetable");
                    JsonNode timetableNodeContainer = timetableNode.get("sunday_thursday_night");
                    period = timetableNodeContainer.get(0).get("period").asInt();
                    endTime = timetableNodeContainer.get(0).get("end_time").asInt();
                } else {
                    JsonNode nodeRushour = lineJson.get("timetable").get("weekdays_rushour");
                    JsonNode nodeOutsideRushour = lineJson.get("timetable").get("weekdays_outside_rushour");
                    if ((day >= 0 && day < 5) && hour >= nodeRushour.get(0).get("start_time").asInt()
                            && hour < nodeRushour.get(0).get("end_time").asInt()) {
                        endTime = nodeRushour.get(0).get("end_time").asInt();
                        period = nodeRushour.get(0).get("period").asInt();
                    } else if ((day >= 0 && day < 5) && hour >= nodeRushour.get(1).get("start_time").asInt()
                            && hour < nodeRushour.get(1).get("end_time").asInt()) {
                        endTime = nodeRushour.get(1).get("end_time").asInt();
                        period = nodeRushour.get(1).get("period").asInt();
                    } else if (hour >= nodeOutsideRushour.get(0).get("start_time").asInt()
                            && hour < nodeOutsideRushour.get(0).get("end_time").asInt()) {
                        endTime = nodeOutsideRushour.get(0).get("end_time").asInt();
                        period = nodeOutsideRushour.get(0).get("period").asInt();
                    } else {
                        endTime = nodeOutsideRushour.get(1).get("end_time").asInt();
                        period = nodeOutsideRushour.get(1).get("period").asInt();
                    }

                }
                int currentHour = hour;
                int currentMinute = minute;
                int count = 0;
                period *= getTimeBetweenStations(line, startStation, endStation, context);
                while (count < 3) {
                    for (int k = 0; k < 60 && count < 3; k += period % 60) {
                        if (k >= currentMinute) {
                            currentMinute = k % 60;
                            currentHour += period / 60;
                            String arrivalTime = (currentHour < 10 ? "0" + currentHour : "" + currentHour) + ":"
                                    + (currentMinute < 10 ? "0" + currentMinute : "" + currentMinute);
                            int destHour = currentHour + period / 60;
                            int destMinute = currentMinute + period % 60;
                            if (destMinute > 59) {
                                destHour += destMinute / 60;
                                destMinute = destMinute % 60;
                            }
                            String destTime = (destHour < 10 ? "0" + destHour : "" + destHour) + ":"
                                    + (destMinute < 10 ? "0" + destMinute : "" + destMinute);
                            ret.add(new MetroData(arrivalTime, destTime, period));
                            count++;
                        }
                    }
                    currentMinute = 0;
                    if ((++currentHour) >= endTime)
                        break;
                }
            } catch (Exception e) {
                LOG.e(e.getLocalizedMessage());
            }
            break;
        }
    }
    return ret;
}

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