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:org.hawkular.alerts.rest.json.LinkSerializer.java

@Override
public void serialize(Link link, JsonGenerator jsonGenerator, SerializerProvider serializerProvider)
        throws IOException {

    jsonGenerator.writeStartObject();
    jsonGenerator.writeFieldName(link.getRel());

    jsonGenerator.writeStartObject();//from  ww  w.j  a  va2  s  .c o  m
    jsonGenerator.writeFieldName("href");
    jsonGenerator.writeString(link.getHref());
    jsonGenerator.writeEndObject();

    jsonGenerator.writeEndObject();
}

From source file:com.algodefu.yeti.web.rest.RangeParameterSerializer.java

@Override
public void serialize(RangeParameter rangeParam, JsonGenerator jgen, SerializerProvider provider)
        throws IOException, JsonProcessingException {
    jgen.writeStartObject();
    jgen.writeObjectField("name", rangeParam.getName());
    jgen.writeObjectField("minValue", rangeParam.getMinValue());
    jgen.writeObjectField("maxValue", rangeParam.getMaxValue());
    jgen.writeObjectField("step", rangeParam.getStep());
    jgen.writeObjectField("value", rangeParam.getValue());
    jgen.writeObjectField("type", rangeParam.getValue().getClass().getSimpleName());

    if (rangeParam.getValue().getClass().isEnum()) {
        jgen.writeObjectField("enum", rangeParam.getValue().getClass().getEnumConstants());
    }//w ww.ja  v  a  2  s  .c o m

    jgen.writeEndObject();
}

From source file:com.hpcloud.mon.resource.serialization.SubAlarmExpressionSerializer.java

@Override
public void serialize(AlarmSubExpression value, JsonGenerator jgen, SerializerProvider provider)
        throws IOException, JsonProcessingException {
    jgen.writeStartObject();
    jgen.writeStringField("function", value.getFunction().name());
    jgen.writeStringField("metric_name", value.getMetricDefinition().name);
    jgen.writeObjectField("dimensions", value.getMetricDefinition().dimensions == null ? Collections.emptyMap()
            : value.getMetricDefinition().dimensions);
    jgen.writeStringField("operator", value.getOperator().name());
    jgen.writeNumberField("threshold", value.getThreshold());
    jgen.writeNumberField("period", value.getPeriod());
    jgen.writeNumberField("periods", value.getPeriods());
    jgen.writeEndObject();//from   w  w w . ja  v  a2 s . c o  m
}

From source file:com.wealdtech.jackson.modules.MessageObjectsSerializer.java

@Override
public void serialize(final MessageObjects<? extends Object> mo, final JsonGenerator jgen,
        final SerializerProvider provider) throws IOException {
    jgen.writeStartObject();
    provider.defaultSerializeField("userid", mo.getUserId(), jgen);
    if (mo.getHint() != null) {
        provider.defaultSerializeField("hint", mo.getHint(), jgen);
    }// w  w w  .j  a  v a2  s. c  om
    provider.defaultSerializeField("_type", mo.getType().getName(), jgen);
    if (mo.getPrior() != null) {
        // TODO Obey NON_NULL/NON_EMPTY
        jgen.writeObjectField("prior", mo.getPrior());
    }
    if (mo.getCurrent() != null) {
        jgen.writeObjectField("current", mo.getCurrent());
    }
    jgen.writeEndObject();
}

From source file:ws.doerr.cssinliner.server.PathSerializer.java

@Override
public void serialize(Path value, JsonGenerator gen, SerializerProvider serializers)
        throws IOException, JsonProcessingException {
    gen.writeStartObject();
    gen.writeStringField("name", value.getFileName().toString());
    gen.writeStringField("folder", value.getParent().toString());
    gen.writeStringField("path", value.toString());
    gen.writeNumberField("modified", value.toFile().lastModified());
    gen.writeEndObject();/*from  w w w  .  j a va 2s  .c  om*/
}

From source file:org.springframework.security.oauth2.common.exceptions.OAuth2ExceptionJackson2Serializer.java

@Override
public void serialize(OAuth2Exception value, JsonGenerator jgen, SerializerProvider provider)
        throws IOException, JsonProcessingException {
    jgen.writeStartObject();
    jgen.writeStringField("error", value.getOAuth2ErrorCode());
    jgen.writeStringField("error_description", value.getMessage());
    if (value.getAdditionalInformation() != null) {
        for (Entry<String, String> entry : value.getAdditionalInformation().entrySet()) {
            String key = entry.getKey();
            String add = entry.getValue();
            jgen.writeStringField(key, add);
        }/*from  w  w  w . ja v a  2  s. c o  m*/
    }
    jgen.writeEndObject();
}

From source file:io.klerch.alexa.state.model.serializer.AlexaStateSerializer.java

@Override
public void serialize(AlexaStateModel alexaStateModel, JsonGenerator jsonGenerator,
        SerializerProvider serializerProvider) throws IOException {
    jsonGenerator.writeStartObject();
    {//from ww w. j av a 2 s . c om
        final AlexaScope scope = (AlexaScope) serializerProvider.getAttribute(scopeAttributeKey);
        jsonGenerator.writeObjectField("id", alexaStateModel.getId());
        // look for statesave fields in model if not already whole class is statesave
        for (final Field field : alexaStateModel.getSaveStateFields(scope)) {
            final String fieldName = field.getName();
            Object fieldValue;
            try {
                fieldValue = alexaStateModel.get(field);
            } catch (AlexaStateException e) {
                // wrap custom exception with expected IOException
                throw new IOException("Could not get value of field " + fieldName, e);
            }
            jsonGenerator.writeObjectField(fieldName, fieldValue);
        }
    }
    jsonGenerator.writeEndObject();
}

From source file:net.logstash.logback.composite.AbstractNestedJsonProvider.java

@Override
public void writeTo(JsonGenerator generator, Event event) throws IOException {
    generator.writeFieldName(getFieldName());
    generator.writeStartObject();
    jsonProviders.writeTo(generator, event);
    generator.writeEndObject();//  w  w  w  . j ava2  s  . c om
}

From source file:org.webpda.server.core.servermessage.PVEventMessage.java

@Override
public String createJson() throws JsonProcessingException {
    try {/*from   w  ww  . j  a  va2 s  .  co m*/
        ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
        JsonGenerator jg = JsonUtil.jsonFactory.createGenerator(outputStream);
        jg.writeStartObject();
        jg.writeNumberField(PVID, id);
        jg.writeStringField(EVENT, evt.name());
        jg.writeFieldName(DATA);
        if (isRawJson)
            jg.writeRaw(":" + data);
        else
            jg.writeObject(data);
        jg.writeEndObject();
        jg.close();
        String s = outputStream.toString(Constants.CHARSET);
        //         System.out.println(s.length() + s);
        outputStream.close();
        return s;
    } catch (Exception e) {
        LoggerUtil.getLogger().log(Level.SEVERE, "Failed to create json.", e);
    }

    return null;
}

From source file:aptgraph.server.GraphSerializer.java

/**
 * Serialize a Graph.//from  w w  w.j  ava 2s.co m
 * @param graph
 * @param jgen
 * @param provider
 * @throws IOException
 */
@Override
public final void serialize(final Graph graph, final JsonGenerator jgen, final SerializerProvider provider)
        throws IOException {

    jgen.writeStartObject();
    jgen.writeObjectField("nodes", graph.getNodes());
    jgen.writeObjectField("neighbors", graph.getHashMap());
    jgen.writeEndObject();
}