Example usage for com.fasterxml.jackson.core JsonGenerator writeStartObject

Introduction

In this page you can find the example usage for com.fasterxml.jackson.core JsonGenerator writeStartObject.

Prototype

public abstract void writeStartObject() throws IOException, JsonGenerationException;

Source Link

Document

Method for writing starting marker of a JSON Object value (character '{'; plus possible white space decoration if pretty-printing is enabled).

Usage

From source file:com.viridiansoftware.metrics.elasticsearch.ElasticsearchReporter.java

private void reportGauge(String index, long timestamp, String name, Gauge gauge) throws IOException {
    Object value = gauge.getValue();
    if (value == null) {
        return;/*from   w  w w.j  a v a2  s .  co  m*/
    }
    StringWriter writer = new StringWriter();
    JsonGenerator jsonGenerator = jsonFactory.createGenerator(writer);
    jsonGenerator.writeStartObject();
    jsonGenerator.writeNumberField(timestampFieldName, timestamp);
    jsonGenerator.writeStringField("@name", prefixMetricName(name));

    if (value instanceof Float) {
        jsonGenerator.writeNumberField("floatValue", (Float) value);
    } else if (value instanceof Double) {
        jsonGenerator.writeNumberField("doubleValue", (Double) value);
    } else if (value instanceof Byte) {
        jsonGenerator.writeNumberField("byteValue", ((Byte) value).intValue());
    } else if (value instanceof Short) {
        jsonGenerator.writeNumberField("shortValue", (Short) value);
    } else if (value instanceof Integer) {
        jsonGenerator.writeNumberField("integerValue", (Integer) value);
    } else if (value instanceof Long) {
        jsonGenerator.writeNumberField("longValue", (Long) value);
    } else {
        jsonGenerator.writeStringField("stringValue", value.toString());
    }

    jsonGenerator.writeEndObject();
    jsonGenerator.flush();
    addReportToBulkRequest(index, MetricElasticsearchTypes.GAUGE, writer.toString());
}

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From source file:jp.classmethod.aws.brian.utils.TriggerSerializer.java

@Override
public void serialize(Trigger value, JsonGenerator jgen, SerializerProvider provider)
        throws IOException, JsonProcessingException {
    if (value == null) {
        jgen.writeNull();/* w  w w .  j av a  2  s .c o  m*/
        return;
    }

    jgen.writeStartObject();
    if (value.getKey() != null) {
        if (value.getKey().getGroup() != null)
            jgen.writeStringField("group", value.getKey().getGroup());
        if (value.getKey().getName() != null)
            jgen.writeStringField("name", value.getKey().getName());
    }
    if (value.getDescription() != null) {
        jgen.writeStringField("description", value.getDescription());
    }
    if (value.getStartTime() != null) {
        jgen.writeFieldName("startTime");
        provider.defaultSerializeDateValue(value.getStartTime(), jgen);
    }
    if (value.getEndTime() != null) {
        jgen.writeFieldName("endTime");
        provider.defaultSerializeDateValue(value.getEndTime(), jgen);
    }
    if (value.getNextFireTime() != null) {
        jgen.writeFieldName("nextFireTime");
        provider.defaultSerializeDateValue(value.getNextFireTime(), jgen);
    }
    if (value.getJobDataMap() != null) {
        jgen.writeObjectField("jobDataMap", value.getJobDataMap().getWrappedMap());
    }
    jgen.writeNumberField("misfireInstruction", value.getMisfireInstruction());
    jgen.writeNumberField("priority", value.getPriority());

    if (value instanceof CronTrigger) {
        CronTrigger cronTrigger = (CronTrigger) value;
        jgen.writeFieldName("cronEx");
        jgen.writeStartObject();
        if (cronTrigger.getCronExpression() != null) {
            jgen.writeStringField("cronExpression", cronTrigger.getCronExpression());
        }
        if (cronTrigger.getTimeZone() != null) {
            provider.defaultSerializeField("timeZone", cronTrigger.getTimeZone(), jgen);
        }
        jgen.writeEndObject();
    }
    if (value instanceof SimpleTrigger) {
        SimpleTrigger simpleTrigger = (SimpleTrigger) value;
        jgen.writeFieldName("simple");
        jgen.writeStartObject();
        jgen.writeNumberField("repeatInterval", simpleTrigger.getRepeatInterval());
        jgen.writeNumberField("repeatCount", simpleTrigger.getRepeatCount());
        jgen.writeNumberField("timesTriggered", simpleTrigger.getTimesTriggered());
        jgen.writeEndObject();
    }

    jgen.writeEndObject();
}

---

From source file:com.proofpoint.event.client.EventFieldMetadata.java

private void writeObject(JsonGenerator jsonGenerator, Object value, Deque<Object> objectStack)
        throws IOException {
    checkForCycles(value, objectStack);//from w  ww  .  j  a  v a2s.  c o m
    objectStack.push(value);
    jsonGenerator.writeStartObject();
    for (EventFieldMetadata field : nestedType.getFields()) {
        field.writeField(jsonGenerator, value, objectStack);
    }
    jsonGenerator.writeEndObject();
    objectStack.pop();
}

---

From source file:models.GroupSerializer.java

@Override
public void serialize(Group group, JsonGenerator jgen, SerializerProvider provider) throws IOException {
    jgen.writeStartObject();
    jgen.writeStringField("id", group.getId());
    jgen.writeStringField("comment", parseReferencesInComment(group));
    jgen.writeStringField("label", group.getLabel());
    jgen.writeFieldName("unit");
    jgen.writeObject(group.getUnit());/*w  ww  . j  av  a 2s  . c o m*/
    jgen.writeFieldName("type");
    jgen.writeObject(group.getType());

    jgen.writeFieldName("commonKeywords");
    jgen.writeObject(group.getCommonKeywords());

    jgen.writeFieldName("dimensions");
    jgen.writeStartArray();
    for (Dimension dim : group.getDimSet().dimensions) {
        jgen.writeStartObject();
        jgen.writeFieldName("id");
        jgen.writeObject(dim.getId());
        jgen.writeFieldName("keywords");
        jgen.writeObject(dim.keywords);
        jgen.writeFieldName("keywordsPosition");
        jgen.writeObject(dim.keywordsPosition);
        jgen.writeFieldName("orientation");
        jgen.writeObject(group.getDimSet().getDimensionOrientation(dim));
        jgen.writeEndObject();
    }
    jgen.writeEndArray();

    jgen.writeFieldName("overlap");
    jgen.writeStartArray();
    for (Group otherGroup : group.getOverlappingGroups()) {
        jgen.writeStartObject();
        jgen.writeStringField("id", otherGroup.getId());
        jgen.writeStringField("label", otherGroup.getLabel());
        jgen.writeEndObject();
    }
    jgen.writeEndArray();

    jgen.writeFieldName("references");
    jgen.writeStartArray();
    for (Reference ref : group.getReferences()) {
        jgen.writeObject(ref);
    }
    jgen.writeEndArray();

    jgen.writeFieldName("sourceRelations");
    jgen.writeStartArray();
    for (SourceRelation sourceRelation : group.getSourceRelations()) {
        jgen.writeObject(sourceRelation);
    }
    jgen.writeEndArray();

    jgen.writeFieldName("elementsURI");
    jgen.writeStartObject();
    for (SingleElement element : group.getElements()) {
        jgen.writeStringField(StringUtils.join(element.getKeywords(), "+") + "+" + element.getUnit().getId(),
                element.getId());
    }
    jgen.writeEndObject();

    if (group.getType() == Type.COEFFICIENT) {
        jgen.writeFieldName("elementsValue");
        jgen.writeStartObject();
        for (SingleElement element : group.getElements()) {
            Coefficient coeff = (Coefficient) element;
            jgen.writeFieldName(StringUtils.join(element.getKeywords(), "+") + "+" + element.getUnit().getId());
            jgen.writeStartObject();
            jgen.writeNumberField("value", coeff.getValue().value);
            jgen.writeNumberField("uncertainty", coeff.getValue().uncertainty);
            jgen.writeEndObject();
        }
        jgen.writeEndObject();
    } else {
        jgen.writeFieldName("elementsImpactsAndFlows");
        jgen.writeStartObject();
        for (SingleElement element : group.getElements()) {
            Process process = (Process) element;
            jgen.writeFieldName(StringUtils.join(element.getKeywords(), "+") + "+" + element.getUnit().getId());
            jgen.writeStartObject();
            for (ElementaryFlow flow : process.getCalculatedFlows().values()) {
                jgen.writeFieldName(flow.getType().getId());
                jgen.writeStartObject();
                jgen.writeNumberField("value", flow.getValue().value);
                jgen.writeNumberField("uncertainty", flow.getValue().uncertainty);
                jgen.writeEndObject();
            }
            for (Impact impact : process.getImpacts().values()) {
                jgen.writeFieldName(impact.getType().getId());
                jgen.writeStartObject();
                jgen.writeNumberField("value", impact.getValue().value);
                jgen.writeNumberField("uncertainty", impact.getValue().uncertainty);
                jgen.writeEndObject();
            }
            jgen.writeEndObject();
        }
        jgen.writeEndObject();
    }

    jgen.writeEndObject();
}

---

From source file:de.rallye.mapper.GroupPositionsSerializer.java

@Override
public void serialize(Map<Integer, Node> value, JsonGenerator jgen, SerializerProvider provider)
        throws IOException/*,
                          JsonProcessingException*/ {

    jgen.writeStartArray();/*from  w  w w  .  j ava  2s.c o m*/

    for (Integer groupId : value.keySet()) {
        int nodeId = value.get(groupId).nodeID;

        jgen.writeStartObject();

        jgen.writeFieldName(Group.GROUP_ID);
        jgen.writeNumber(groupId);

        jgen.writeFieldName(Node.NODE_ID);
        jgen.writeNumber(nodeId);

        jgen.writeEndObject();

    }

    jgen.writeEndArray();

}

---

From source file:com.joliciel.jochre.search.highlight.Snippet.java

public void toJson(JsonGenerator jsonGen, DecimalFormat df) {
    try {//from ww w  . j  a v a  2 s. c  o m
        jsonGen.writeStartObject();
        jsonGen.writeNumberField("docId", docId);
        jsonGen.writeStringField("field", this.getField());
        jsonGen.writeNumberField("start", this.getStartOffset());
        jsonGen.writeNumberField("end", this.getEndOffset());
        double roundedScore = df.parse(df.format(this.getScore())).doubleValue();
        jsonGen.writeNumberField("score", roundedScore);
        jsonGen.writeArrayFieldStart("terms");
        for (HighlightTerm term : this.getHighlightTerms()) {
            term.toJson(jsonGen, df);
        }
        jsonGen.writeEndArray(); // terms

        jsonGen.writeEndObject();
        jsonGen.flush();
    } catch (java.text.ParseException e) {
        LogUtils.logError(LOG, e);
        throw new RuntimeException(e);
    } catch (IOException ioe) {
        LogUtils.logError(LOG, ioe);
        throw new RuntimeException(ioe);
    }
}

---

From source file:com.microsoft.azure.storage.core.EncryptionData.java

public String serialize() throws IOException {

    final StringWriter strWriter = new StringWriter();
    JsonGenerator generator = Utility.getJsonGenerator(strWriter);

    try {/*from   ww w  . j  av  a2  s  .  c om*/
        // start object
        generator.writeStartObject();

        this.serialize(generator);

        // end object
        generator.writeEndObject();
    } finally {
        generator.close();
    }

    return strWriter.toString();
}

---

From source file:de.escalon.hypermedia.spring.de.escalon.hypermedia.spring.jackson.ResourcesSerializer.java

@Override
public void serialize(Resources value, JsonGenerator jgen, SerializerProvider provider) throws IOException {

    final SerializationConfig config = provider.getConfig();
    JavaType javaType = config.constructType(value.getClass());

    JsonSerializer<Object> serializer = BeanSerializerFactory.instance.createSerializer(provider, javaType);

    jgen.writeStartObject();
    serializer.serialize(value, jgen, provider);
    jgen.writeEndObject();//  www .ja v  a 2s  .c o m

}

---

From source file:de.escalon.hypermedia.spring.hydra.ResourceSerializer.java

@Override
public void serialize(Resource value, JsonGenerator jgen, SerializerProvider provider) throws IOException {

    final SerializationConfig config = provider.getConfig();
    JavaType javaType = config.constructType(value.getClass());

    JsonSerializer<Object> serializer = BeanSerializerFactory.instance.createSerializer(provider, javaType);

    jgen.writeStartObject();
    serializer.unwrappingSerializer(NameTransformer.NOP).serialize(value, jgen, provider);

    jgen.writeEndObject();//from  w w w . j a  v a 2s  .  com

}

---

From source file:com.zenesis.qx.remote.ProxyMethod.java

@Override
public void serialize(JsonGenerator jgen, SerializerProvider provider)
        throws IOException, JsonProcessingException {
    jgen.writeStartObject();

    // Write the return type
    Class clazz = arrayType != null ? arrayType : method.getReturnType();
    if (Proxied.class.isAssignableFrom(clazz)) {
        ProxyType type = ProxyTypeManager.INSTANCE.getProxyType(clazz);
        jgen.writeObjectField("returnType", type);
    } else if (isMap) {
        jgen.writeBooleanField("map", true);
    }//from w ww  . j ava 2 s  .  co  m
    if (cacheResult)
        jgen.writeBooleanField("cacheResult", true);
    if (staticMethod)
        jgen.writeBooleanField("staticMethod", true);

    // Whether to wrap the return
    if (array != null)
        jgen.writeObjectField("returnArray", array.toString().toLowerCase());

    // The parameters - if any are Proxied objects, we need to write their class
    Class[] parameters = method.getParameterTypes();
    if (parameters.length > 0) {
        jgen.writeArrayFieldStart("parameters");
        for (int i = 0; i < parameters.length; i++) {
            if (Proxied.class.isAssignableFrom(parameters[i]))
                jgen.writeObject(ProxyTypeManager.INSTANCE.getProxyType(parameters[i]));
            else
                jgen.writeNull();
        }
        jgen.writeEndArray();
    }

    jgen.writeEndObject();
}

---

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