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

Introduction

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

Prototype

public abstract void writeObject(Object pojo) throws IOException, JsonProcessingException;

Source Link

Document

Method for writing given Java object (POJO) as Json.

Usage

From source file:org.pentaho.metaverse.impl.model.kettle.json.AbstractStepMetaJsonSerializer.java

protected void writeFields(JsonGenerator json, List<RowMetaInterface> fieldMetaList, String arrayObjectName)
        throws IOException {
    json.writeArrayFieldStart(arrayObjectName);
    for (RowMetaInterface fields : fieldMetaList) {
        List<ValueMetaInterface> valueMetaInterfaces = fields.getValueMetaList();
        for (ValueMetaInterface valueMetaInterface : valueMetaInterfaces) {
            FieldInfo fieldInfo = new FieldInfo(valueMetaInterface);
            json.writeObject(fieldInfo);
        }//from w  ww . j a  v  a  2s.  co m
    }
    json.writeEndArray();
}

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From source file:org.solmix.datax.wmix.serializer.DataServiceInfoSerializer.java

/**
 * {@inheritDoc}//  w  ww .  jav a 2 s  .c  o m
 * 
 * @see com.fasterxml.jackson.databind.JsonSerializer#serialize(java.lang.Object, com.fasterxml.jackson.core.JsonGenerator, com.fasterxml.jackson.databind.SerializerProvider)
 */
@Override
public void serialize(DataServiceInfo value, JsonGenerator jgen, SerializerProvider provider)
        throws IOException, JsonProcessingException {
    jgen.writeStartObject();
    jgen.writeStringField("ID", value.getId());
    //        jgen.writeStringField("recordXPath", "/data");
    jgen.writeStringField("dataFormat", "json");
    jgen.writeBooleanField("clientOnly", false);
    List<FieldInfo> fields = value.getFields();
    if (DataUtils.isNotNullAndEmpty(fields)) {
        jgen.writeFieldName("fields");
        jgen.writeStartArray();

        for (FieldInfo f : fields) {
            jgen.writeObject(convertFiledToMap(f));

        }
        jgen.writeEndArray();
    }
    Collection<OperationInfo> operations = value.getOperations();
    if (operations != null) {
        Iterator<OperationInfo> it = operations.iterator();
        jgen.writeFieldName("operationBindings");
        jgen.writeStartArray();
        while (it.hasNext()) {
            OperationInfo oi = it.next();
            jgen.writeStartObject();
            jgen.writeStringField("operationType", oi.getType().value());
            jgen.writeStringField("operationId", oi.getId());
            jgen.writeEndObject();
        }
        jgen.writeEndArray();
    }
    jgen.writeEndObject();
}

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From source file:org.pentaho.metaverse.impl.model.kettle.json.TransMetaJsonSerializer.java

@Override
protected void serializeSteps(TransMeta meta, JsonGenerator json) throws IOException {
    json.writeArrayFieldStart(JSON_PROPERTY_STEPS);
    for (StepMeta stepMeta : meta.getSteps()) {
        BaseStepMeta step = getBaseStepMetaFromStepMeta(stepMeta);
        LineageRepository repo = getLineageRepository();
        String id = stepMeta.getObjectId() == null ? stepMeta.getName() : stepMeta.getObjectId().toString();
        ObjectId stepId = new StringObjectId(id);
        try {/*w ww .j  a  va 2s.  c  o m*/
            step.saveRep(repo, null, null, stepId);
        } catch (KettleException e) {
            LOGGER.warn(Messages.getString("INFO.Serialization.Trans.Step", stepMeta.getName()), e);
        }
        json.writeObject(step);
    }
    json.writeEndArray();
}

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From source file:org.eclipse.winery.repository.resources.entitytypes.relationshiptypes.VisualAppearanceResource.java

@GET
@RestDoc(methodDescription = "@return JSON object to be used at jsPlumb.registerConnectionType('NAME', <data>)")
@Produces(MediaType.APPLICATION_JSON)/*from   w  w w . ja v  a  2s  .c  o  m*/
public Response getConnectionTypeForJsPlumbData() {
    JsonFactory jsonFactory = new JsonFactory();
    StringWriter sw = new StringWriter();
    try {
        JsonGenerator jg = jsonFactory.createGenerator(sw);
        jg.writeStartObject();

        jg.writeFieldName("connector");
        jg.writeString("Flowchart");

        jg.writeFieldName("paintStyle");
        jg.writeStartObject();
        jg.writeFieldName("lineWidth");
        jg.writeNumber(this.getLineWidth());
        jg.writeFieldName("strokeStyle");
        jg.writeObject(this.getColor());
        String dash = this.getDash();
        if (!StringUtils.isEmpty(dash)) {
            String dashStyle = null;
            switch (dash) {
            case "dotted":
                dashStyle = "1 5";
                break;
            case "dotted2":
                dashStyle = "3 4";
                break;
            case "plain":
                // default works
                // otherwise, "1 0" can be used
                break;
            }
            if (dashStyle != null) {
                jg.writeStringField("dashstyle", dashStyle);
            }
        }
        jg.writeEndObject();

        jg.writeFieldName("hoverPaintStyle");
        jg.writeStartObject();
        jg.writeFieldName("strokeStyle");
        jg.writeObject(this.getHoverColor());
        jg.writeEndObject();

        // BEGIN: Overlays

        jg.writeFieldName("overlays");
        jg.writeStartArray();

        // source arrow head
        String head = this.getSourceArrowHead();
        if (!head.equals("none")) {
            jg.writeStartArray();
            jg.writeString(head);

            jg.writeStartObject();

            jg.writeFieldName("location");
            jg.writeNumber(0);

            // arrow should point towards the node and not away from it
            jg.writeFieldName("direction");
            jg.writeNumber(-1);

            jg.writeFieldName("width");
            jg.writeNumber(20);

            jg.writeFieldName("length");
            jg.writeNumber(12);

            jg.writeEndObject();
            jg.writeEndArray();
        }

        // target arrow head
        head = this.getTargetArrowHead();
        if (!head.equals("none")) {
            jg.writeStartArray();
            jg.writeString(head);
            jg.writeStartObject();
            jg.writeFieldName("location");
            jg.writeNumber(1);
            jg.writeFieldName("width");
            jg.writeNumber(20);
            jg.writeFieldName("length");
            jg.writeNumber(12);
            jg.writeEndObject();
            jg.writeEndArray();
        }

        // Type in brackets on the arrow
        jg.writeStartArray();
        jg.writeString("Label");
        jg.writeStartObject();
        jg.writeStringField("id", "label");
        //jg.writeStringField("label", "(" + ((RelationshipTypeResource) this.res).getName() + ")");
        jg.writeStringField("label", "");
        jg.writeStringField("cssClass", "relationshipTypeLabel");
        jg.writeFieldName("location");
        jg.writeNumber(0.5);
        jg.writeEndObject();
        jg.writeEndArray();

        jg.writeEndArray();

        // END: Overlays

        jg.writeEndObject();

        jg.close();
    } catch (Exception e) {
        VisualAppearanceResource.logger.error(e.getMessage(), e);
        return Response.status(Status.INTERNAL_SERVER_ERROR).entity(e).build();
    }
    String res = sw.toString();
    return Response.ok(res).build();
}

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From source file:org.pentaho.metaverse.impl.model.kettle.json.AbstractJobEntryJsonSerializer.java

protected void writeExternalResources(T meta, JsonGenerator json, SerializerProvider serializerProvider)
        throws IOException, JsonGenerationException {

    json.writeArrayFieldStart(JSON_PROPERTY_EXTERNAL_RESOURCES);
    JobMeta jobMeta = new JobMeta();
    if (meta.getParentJob() != null && meta.getParentJob().getJobMeta() != null) {
        jobMeta = meta.getParentJob().getJobMeta();
    }/* w  w w .j  a v  a  2  s. c om*/
    List<ResourceReference> dependencies = meta.getResourceDependencies(jobMeta);
    for (ResourceReference dependency : dependencies) {
        for (ResourceEntry resourceEntry : dependency.getEntries()) {
            IExternalResourceInfo resourceInfo = ExternalResourceInfoFactory.createResource(resourceEntry);
            json.writeObject(resourceInfo);
        }
    }
    json.writeEndArray();
}

---

From source file:org.pentaho.metaverse.impl.model.kettle.json.AbstractStepMetaJsonSerializer.java

protected void writeFieldTransforms(T meta, JsonGenerator json, SerializerProvider serializerProvider)
        throws IOException, JsonGenerationException {

    json.writeArrayFieldStart(JSON_PROPERTY_TRANSFORMS);

    IFieldLineageMetadataProvider mapper = getFieldLineageMetadataProvider(meta);
    try {//from  w  w w  .j a  va2 s . c  om
        Set<ComponentDerivationRecord> changes = mapper.getChangeRecords(meta);
        if (changes != null) {
            for (ComponentDerivationRecord change : changes) {
                if (change.hasDelta()) {
                    json.writeObject(change);
                }
            }
        }
    } catch (MetaverseAnalyzerException e) {
        LOGGER.warn(Messages.getString("WARNING.Serialization.Step.WriteFieldTransforms",
                meta.getParentStepMeta().getName()), e);
    }

    json.writeEndArray();

}

---

From source file:org.solmix.datax.wmix.serializer.DSResponseSerializer.java

@Override
public void serialize(ResultObject response, JsonGenerator jgen, SerializerProvider provider)
        throws IOException, JsonProcessingException {
    if (response.isDSResponse()) {
        jgen.writeStartObject();/*from   w w w . j  a v a2  s  .  c  o  m*/
        jgen.writeFieldName(RESPONSE);
        serialize((DSResponse) response.getReal(), jgen, provider);
        jgen.writeEndObject();
    } else if (response.isDSResponseList()) {
        List<DSResponse> res = (List<DSResponse>) response.getReal();
        jgen.writeStartObject();
        jgen.writeArrayFieldStart(RESPONSES);
        for (DSResponse re : res) {
            serialize(re, jgen, provider);
        }
        jgen.writeEndArray();
        jgen.writeEndObject();

    } else {
        jgen.writeObject(response.getReal());
    }

}

---

From source file:org.springframework.data.couchbase.core.convert.translation.JacksonTranslationService.java

/**
 * Recursively iterates through the sources and adds it to the JSON generator.
 *
 * @param source the source document// ww w . j av  a2  s .c  o  m
 * @param generator the JSON generator.
 *
 * @throws IOException
 */
private void encodeRecursive(final CouchbaseStorable source, final JsonGenerator generator) throws IOException {
    generator.writeStartObject();

    for (Map.Entry<String, Object> entry : ((CouchbaseDocument) source).export().entrySet()) {
        String key = entry.getKey();
        Object value = entry.getValue();
        generator.writeFieldName(key);
        if (value instanceof CouchbaseDocument) {
            encodeRecursive((CouchbaseDocument) value, generator);
            continue;
        }

        final Class<?> clazz = value.getClass();

        if (simpleTypeHolder.isSimpleType(clazz) && !isEnumOrClass(clazz)) {
            generator.writeObject(value);
        } else {
            objectMapper.writeValue(generator, value);
        }

    }

    generator.writeEndObject();
}

---

From source file:de.fraunhofer.iosb.ilt.sta.serialize.DataArrayValueSerializer.java

@Override
public void serialize(DataArrayValue value, JsonGenerator gen, SerializerProvider serializers)
        throws IOException, JsonProcessingException {
    gen.writeStartObject();//from  w  w  w  . j a v a  2  s.c o  m
    Datastream datastream = value.getDatastream();
    if (datastream != null) {
        gen.writeStringField("Datastream@iot.navigationLink", datastream.getNavigationLink());
    }
    MultiDatastream multiDatastream = value.getMultiDatastream();
    if (multiDatastream != null) {
        gen.writeStringField("MultiDatastream@iot.navigationLink", multiDatastream.getNavigationLink());
    }
    gen.writeObjectField("components", value.getComponents());
    int count = value.getDataArray().size();
    if (count >= 0) {
        gen.writeNumberField("dataArray@iot.count", count);
    }
    gen.writeFieldName("dataArray");
    gen.writeObject(value.getDataArray());
    gen.writeEndObject();
}

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From source file:org.jfrog.build.extractor.clientConfiguration.client.ArtifactoryBuildInfoClient.java

String toJsonString(Object object) throws IOException {
    JsonFactory jsonFactory = httpClient.createJsonFactory();
    StringWriter writer = new StringWriter();
    JsonGenerator jsonGenerator = jsonFactory.createJsonGenerator(writer);
    jsonGenerator.useDefaultPrettyPrinter();
    jsonGenerator.writeObject(object);
    String result = writer.getBuffer().toString();
    return result;
}

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