Example usage for com.google.gson JsonElement isJsonNull

List of usage examples for com.google.gson JsonElement isJsonNull

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Introduction

In this page you can find the example usage for com.google.gson JsonElement isJsonNull.

Prototype

public boolean isJsonNull()

Source Link

Document

provides check for verifying if this element represents a null value or not.

Usage

From source file:com.skysql.manager.api.ChartProperties.java

License:Open Source License

public ChartProperties deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context)
        throws JsonParseException {

    ChartProperties chartProperties = new ChartProperties();

    JsonElement jsonElement = json.getAsJsonObject().get("chartProperties");
    if (jsonElement != null && !jsonElement.isJsonNull()) {

        LinkedHashMap<String, ArrayList<ChartMappings>> chartsMap = new LinkedHashMap<String, ArrayList<ChartMappings>>();
        chartProperties.setChartsMap(chartsMap);

        JsonArray array = jsonElement.getAsJsonArray();
        for (int i = 0; i < array.size(); i++) {
            JsonObject jsonObject = array.get(i).getAsJsonObject();

            String systemType = (jsonElement = jsonObject.get("systemtype")).isJsonNull() ? null
                    : jsonElement.getAsString();
            JsonArray mappingJson = jsonObject.get("mappings").getAsJsonArray();
            int length = mappingJson.size();

            ArrayList<ChartMappings> chartsList = new ArrayList<ChartMappings>(length);

            for (int j = 0; j < length; j++) {
                JsonObject mappingObject = mappingJson.get(j).getAsJsonObject();

                JsonElement element;//from  www .j  ava 2 s  .  c om
                String name = (element = mappingObject.get("name")).isJsonNull() ? null : element.getAsString();
                String description = (element = mappingObject.get("description")).isJsonNull() ? null
                        : element.getAsString();
                String unit = (element = mappingObject.get("unit")).isJsonNull() ? null : element.getAsString();
                String type = (element = mappingObject.get("type")).isJsonNull() ? null : element.getAsString();
                int points = (element = mappingObject.get("points")).isJsonNull() ? null : element.getAsInt();
                element = mappingObject.get("monitorIDs");
                ArrayList<String> monitorIDs = new ArrayList<String>();
                if (element != null && !element.isJsonNull()) {
                    JsonArray IDs = element.getAsJsonArray();
                    for (int k = 0; k < IDs.size(); k++) {
                        String id = String.valueOf(IDs.get(k).getAsString());
                        monitorIDs.add(id);
                    }
                }
                ChartMappings chartMapping = new ChartMappings(name, description, unit, type, points,
                        monitorIDs);
                chartsList.add(chartMapping);
            }

            chartsMap.put(systemType, chartsList);
        }

    }

    jsonElement = json.getAsJsonObject().get("chartSettings");
    if (jsonElement != null && !jsonElement.isJsonNull()) {
        JsonObject settingsJson = jsonElement.getAsJsonObject();
        JsonElement element;
        chartProperties.timeSpan = (element = settingsJson.get("timeSpan")).isJsonNull() ? 0
                : element.getAsInt();
        chartProperties.theme = (element = settingsJson.get("theme")).isJsonNull() ? null
                : element.getAsString();
    }

    return chartProperties;

}

From source file:com.skysql.manager.api.CommandsDeserializer.java

License:Open Source License

public Commands deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context)
        throws JsonParseException, NullPointerException {
    Commands commands = new Commands();

    JsonElement jsonElement = json.getAsJsonObject().get("commands");
    if (jsonElement.isJsonNull()) {
        commands.setDescriptions(null);/*from  ww  w .  java  2  s.c  o  m*/
        commands.setNames(null);
        commands.setSteps(null);
    } else {
        JsonArray array = jsonElement.getAsJsonArray();
        int length = array.size();

        LinkedHashMap<String, String> descriptions = new LinkedHashMap<String, String>(length);
        LinkedHashMap<String, String> names = new LinkedHashMap<String, String>(length);
        LinkedHashMap<String, String> steps = new LinkedHashMap<String, String>(length);
        for (int i = 0; i < length; i++) {
            JsonObject pair = array.get(i).getAsJsonObject();
            String command = pair.get("command").getAsString();
            descriptions.put(command, pair.get("description").getAsString());
            names.put(command, command);
            steps.put(command, pair.get("steps").getAsString());
        }
        commands.setDescriptions(descriptions);
        commands.setNames(names);
        commands.setSteps(steps);
    }

    return commands;
}

From source file:com.skysql.manager.api.CommandStates.java

License:Open Source License

public CommandStates deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context)
        throws JsonParseException, NullPointerException {
    CommandStates commandStates = new CommandStates();

    JsonElement jsonElement = json.getAsJsonObject().get("commandStates");
    if (jsonElement.isJsonNull()) {
        commandStates.setDescriptions(null);
    } else {//from  w  w w  .jav a  2s  .  c o  m
        JsonArray array = jsonElement.getAsJsonArray();
        int length = array.size();

        LinkedHashMap<String, String> descriptions = new LinkedHashMap<String, String>(length);
        List<CommandStates.States> validStates = Arrays.asList(CommandStates.States.values());
        for (int i = 0; i < length; i++) {
            JsonObject pair = array.get(i).getAsJsonObject();
            String state = pair.get("state").getAsString();
            try {
                if (validStates.contains(CommandStates.States.valueOf(state))) {
                    descriptions.put(state, pair.get("description").getAsString());
                }
            } catch (IllegalArgumentException e) {
                new ErrorDialog(e, "Unknown Command State (" + state + ") found in API response");
                throw new RuntimeException("Unknown Command State (" + state + ") found in API response");
            }
        }
        commandStates.setDescriptions(descriptions);
    }

    return commandStates;
}

From source file:com.skysql.manager.api.MonitorData.java

License:Open Source License

public MonitorData deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context)
        throws JsonParseException, NullPointerException {
    MonitorData monitorData = new MonitorData();

    JsonElement jsonElement = json.getAsJsonObject().get("monitor_data");
    if (jsonElement.isJsonNull() || jsonElement.isJsonArray()) {
        return monitorData;
    }//  w ww .ja  va2  s. c om

    JsonObject jsonObject = jsonElement.getAsJsonObject();

    if (jsonObject.has("timestamp")) {
        JsonElement jsonTime = jsonElement.getAsJsonObject().get("timestamp");
        if (jsonTime != null && !jsonTime.isJsonNull()) {
            JsonArray array = jsonTime.getAsJsonArray();
            int length = array.size();
            ArrayList<Long> timeStamps = new ArrayList<Long>(length);
            for (int i = 0; i < length; i++) {
                Long timeStamp = array.get(i).getAsLong();
                timeStamps.add(timeStamp);
            }
            monitorData.setTimeStamps(timeStamps);
        }
    }

    if (jsonObject.has("value")) {
        JsonElement jsonValue = jsonElement.getAsJsonObject().get("value");
        if (jsonValue != null && !jsonValue.isJsonNull()) {
            JsonArray array = jsonValue.getAsJsonArray();
            int length = array.size();
            ArrayList<Number> avgPoints = new ArrayList<Number>(length);
            for (int i = 0; i < length; i++) {
                Double dataPoint = array.get(i).getAsDouble();
                avgPoints.add(sanitize(dataPoint));
            }
            monitorData.setAvgPoints(avgPoints);
        }
    }

    if (jsonObject.has("min")) {
        JsonElement jsonValue = jsonElement.getAsJsonObject().get("min");
        if (jsonValue != null && !jsonValue.isJsonNull()) {
            JsonArray array = jsonValue.getAsJsonArray();
            int length = array.size();
            ArrayList<Number> minPoints = new ArrayList<Number>(length);
            for (int i = 0; i < length; i++) {
                Double dataPoint = array.get(i).getAsDouble();
                minPoints.add(sanitize(dataPoint));
            }
            monitorData.setMinPoints(minPoints);
        }
    }

    if (jsonObject.has("max")) {
        JsonElement jsonValue = jsonElement.getAsJsonObject().get("max");
        if (jsonValue != null && !jsonValue.isJsonNull()) {
            JsonArray array = jsonValue.getAsJsonArray();
            int length = array.size();
            ArrayList<Number> maxPoints = new ArrayList<Number>(length);
            for (int i = 0; i < length; i++) {
                Double dataPoint = array.get(i).getAsDouble();
                maxPoints.add(sanitize(dataPoint));
            }
            monitorData.setMaxPoints(maxPoints);
        }
    }

    return monitorData;

}

From source file:com.skysql.manager.api.MonitorDataRaw.java

License:Open Source License

public MonitorDataRaw deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context)
        throws JsonParseException, NullPointerException {
    MonitorDataRaw monitorData = new MonitorDataRaw();

    JsonElement jsonElement = json.getAsJsonObject().get("monitor_rawdata");
    if (jsonElement.isJsonNull() || jsonElement.isJsonArray()) {
        return monitorData;
    }/*from  www. j a va  2 s  .c  o m*/

    JsonObject jsonObject = jsonElement.getAsJsonObject();

    if (jsonObject.has("timestamp")) {
        JsonElement jsonTime = jsonElement.getAsJsonObject().get("timestamp");
        if (jsonTime != null && !jsonTime.isJsonNull()) {
            JsonArray array = jsonTime.getAsJsonArray();
            int length = array.size();
            ArrayList<Long> timeStamps = new ArrayList<Long>(length);
            for (int i = 0; i < length; i++) {
                Long timeStamp = array.get(i).getAsLong();
                timeStamps.add(timeStamp);
            }
            monitorData.setTimeStamps(timeStamps);
        }
    }

    if (jsonObject.has("value")) {
        JsonElement jsonValue = jsonElement.getAsJsonObject().get("value");
        if (jsonValue != null && !jsonValue.isJsonNull()) {
            JsonArray array = jsonValue.getAsJsonArray();
            int length = array.size();
            ArrayList<Double> dataPoints = new ArrayList<Double>(length);
            for (int i = 0; i < length; i++) {
                Double dataPoint = array.get(i).getAsDouble();
                dataPoints.add(dataPoint);
            }
            monitorData.setDataPoints(dataPoints);
        }
    }

    return monitorData;
}

From source file:com.skysql.manager.api.NodeInfo.java

License:Open Source License

public NodeInfo deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context)
        throws JsonParseException, NullPointerException {
    NodeInfo nodeInfo = new NodeInfo();

    JsonElement element = json.getAsJsonObject().get("node");
    if (element.isJsonNull()) {
        return null;
    } else {//from  ww w . j a va  2  s. c o  m

        JsonObject jsonObject = element.getAsJsonObject();
        nodeInfo.setName(((element = jsonObject.get("name")) == null || element.isJsonNull()) ? null
                : element.getAsString());
        nodeInfo.setState(((element = jsonObject.get("state")) == null || element.isJsonNull()) ? null
                : element.getAsString());
        nodeInfo.setUpdated(((element = jsonObject.get("updated")) == null || element.isJsonNull()) ? null
                : element.getAsString());
        nodeInfo.setHostname(((element = jsonObject.get("hostname")) == null || element.isJsonNull()) ? null
                : element.getAsString());
        nodeInfo.setPublicIP(((element = jsonObject.get("publicip")) == null || element.isJsonNull()) ? null
                : element.getAsString());
        nodeInfo.setPrivateIP(((element = jsonObject.get("privateip")) == null || element.isJsonNull()) ? null
                : element.getAsString());
        nodeInfo.setPort(((element = jsonObject.get("port")) == null || element.isJsonNull()) ? null
                : element.getAsString());
        nodeInfo.setInstanceID(((element = jsonObject.get("instanceid")) == null || element.isJsonNull()) ? null
                : element.getAsString());
        nodeInfo.setDBUsername(((element = jsonObject.get("dbusername")) == null || element.isJsonNull()) ? null
                : element.getAsString());
        nodeInfo.setDBPassword(((element = jsonObject.get("dbpassword")) == null || element.isJsonNull()) ? null
                : element.getAsString());
        nodeInfo.setRepUsername(
                ((element = jsonObject.get("repusername")) == null || element.isJsonNull()) ? null
                        : element.getAsString());
        nodeInfo.setRepPassword(
                ((element = jsonObject.get("reppassword")) == null || element.isJsonNull()) ? null
                        : element.getAsString());
        nodeInfo.setLastMonitored(
                ((element = jsonObject.get("lastmonitored")) == null || element.isJsonNull()) ? null
                        : element.getAsString());

        if ((element = jsonObject.get("commands")) != null && !element.isJsonNull()) {
            Commands commands = APIrestful.getGson().fromJson("{\"commands\":" + element.toString() + "}",
                    Commands.class);
            nodeInfo.setCommands(commands);
        }

        if ((element = jsonObject.get("monitorlatest")) != null && !element.isJsonNull()) {
            MonitorLatest monitorLatest = APIrestful.getGson().fromJson(element.toString(),
                    MonitorLatest.class);
            nodeInfo.setMonitorLatest(monitorLatest);
        }

        if ((element = jsonObject.get("task")) != null && !element.isJsonNull()
                && !element.getAsJsonObject().entrySet().isEmpty()) {
            TaskInfo taskInfo = APIrestful.getGson().fromJson("{\"task\":" + element.toString() + "}",
                    TaskInfo.class);
            TaskRecord taskRecord = taskInfo.getTasksList().get(0);
            nodeInfo.setTask(taskRecord);
        }

    }
    return nodeInfo;
}

From source file:com.skysql.manager.api.NodeStates.java

License:Open Source License

public NodeStates deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context)
        throws JsonParseException, NullPointerException {
    NodeStates nodeStates = new NodeStates();

    JsonElement jsonElement = json.getAsJsonObject().get("nodestates");
    if (jsonElement != null && !jsonElement.isJsonNull()) {

        LinkedHashMap<String, NodeStates> stateRecords = new LinkedHashMap<String, NodeStates>();
        Set<Entry<String, JsonElement>> set = jsonElement.getAsJsonObject().entrySet();
        Iterator<Entry<String, JsonElement>> iter = set.iterator();
        while (iter.hasNext()) {
            Entry<String, JsonElement> entry = iter.next();
            JsonElement element = entry.getValue();
            String systemType = entry.getKey();
            JsonArray statesArray = element.isJsonNull() ? null : element.getAsJsonArray();
            NodeStates states = parseStates(systemType, statesArray);
            stateRecords.put(systemType, states);
        }//from   w w w . j  a  v  a 2  s . c om
        nodeStates.setNodeStates(stateRecords);

    }

    return nodeStates;
}

From source file:com.skysql.manager.api.Schedule.java

License:Open Source License

public Schedule deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context)
        throws JsonParseException, NullPointerException {

    Schedule schedule = new Schedule();

    JsonArray array = null;//from   w  ww.j a  va2 s  . c o  m

    int length = 0;
    if (json.getAsJsonObject().has("schedules")) {
        array = json.getAsJsonObject().get("schedules").getAsJsonArray();
        length = array.size();
    } else if (json.getAsJsonObject().has("schedule")) {
        length = 1;
    } else {
        return null;
    }

    LinkedHashMap<String, ScheduleRecord> scheduleList = new LinkedHashMap<String, ScheduleRecord>(length);
    schedule.setScheduleList(scheduleList);

    for (int i = 0; i < length; i++) {
        JsonObject scheduleObject = (array != null) ? array.get(i).getAsJsonObject()
                : json.getAsJsonObject().get("schedule").getAsJsonObject();
        JsonElement element;

        String id = (element = scheduleObject.get("scheduleid")).isJsonNull() ? null : element.getAsString();
        String command = (element = scheduleObject.get("command")).isJsonNull() ? null : element.getAsString();
        String systemID = (element = scheduleObject.get("systemid")).isJsonNull() ? null
                : element.getAsString();
        String nodeID = (element = scheduleObject.get("nodeid")).isJsonNull() ? null : element.getAsString();
        String userID = (element = scheduleObject.get("username")).isJsonNull() ? null : element.getAsString();
        String params = ((element = scheduleObject.get("parameters")).isJsonNull()) ? null
                : element.getAsJsonObject().toString().replaceAll("[\\{\\}\"]*", "");
        String iCal = (element = scheduleObject.get("icalentry")).isJsonNull() ? null : element.getAsString();
        String nextStart = (element = scheduleObject.get("nextstart")).isJsonNull() ? null
                : element.getAsString();
        String created = (element = scheduleObject.get("created")).isJsonNull() ? null : element.getAsString();
        String updated = (element = scheduleObject.get("updated")).isJsonNull() ? null : element.getAsString();
        String state = (element = scheduleObject.get("state")) == null || element.isJsonNull() ? null
                : element.getAsString();
        ScheduleRecord scheduleRecord = new ScheduleRecord(id, command, systemID, nodeID, userID, params, iCal,
                nextStart, created, updated, state);
        scheduleList.put(id, scheduleRecord);
    }

    return schedule;

}

From source file:com.skysql.manager.api.SettingsValues.java

License:Open Source License

public SettingsValues deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context)
        throws JsonParseException, NullPointerException {
    SettingsValues settingsValues = new SettingsValues();

    JsonElement jsonElement = json.getAsJsonObject().get("applicationproperty");
    if (jsonElement.isJsonNull()) {
        settingsValues.setValues(null);//from   w  ww  . j a  v  a 2 s  . c om
    } else {
        JsonObject jsonObject = (JsonObject) jsonElement;
        Set<Entry<String, JsonElement>> set = jsonObject.entrySet();
        Iterator<Entry<String, JsonElement>> iter = set.iterator();
        if (iter.hasNext()) {
            Entry<String, JsonElement> entry = iter.next();
            String value = entry.getValue().getAsString();
            settingsValues.setValues(value.split(","));
        }
    }

    return settingsValues;
}

From source file:com.skysql.manager.api.Steps.java

License:Open Source License

public Steps deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context)
        throws JsonParseException, NullPointerException {

    Steps steps = new Steps();

    JsonElement jsonElement = json.getAsJsonObject().get("command_steps");
    if (jsonElement.isJsonNull()) {
        steps.setStepsList(null);//w ww . j  av a2  s .c  o  m
    } else {
        JsonArray array = jsonElement.getAsJsonArray();
        int length = array.size();

        LinkedHashMap<String, String> stepsList = new LinkedHashMap<String, String>(length);
        for (int i = 0; i < length; i++) {
            JsonObject backupJson = array.get(i).getAsJsonObject();

            JsonElement element;
            String id = (element = backupJson.get("step")).isJsonNull() ? null : element.getAsString();
            String description = (element = backupJson.get("description")).isJsonNull() ? null
                    : element.getAsString();
            stepsList.put(id, description);
        }
        steps.setStepsList(stepsList);
    }
    return steps;

}