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:piazza.services.ingest.util.GeoJsonSerializer.java

private void writeGeometryCollection(JsonGenerator jgen, GeometryCollection value) throws IOException {
    jgen.writeStartObject();
    jgen.writeStringField("type", "GeometryCollection");
    jgen.writeArrayFieldStart("geometries");

    for (int i = 0; i != value.getNumGeometries(); ++i) {
        writeGeometry(jgen, value.getGeometryN(i));
    }//from   ww  w  .  ja va  2 s.c  o  m

    jgen.writeEndArray();
    jgen.writeEndObject();
}

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From source file:com.turn.splicer.Config.java

public void writeAsJson(JsonGenerator jgen) throws IOException {
    if (properties == null) {
        jgen.writeStartObject();
        jgen.writeEndObject();/*from   www. ja v a 2 s.co  m*/
        return;
    }

    TreeMap<String, String> map = new TreeMap<>();
    for (Map.Entry<Object, Object> e : properties.entrySet()) {
        map.put(String.valueOf(e.getKey()), String.valueOf(e.getValue()));
    }

    InputStream is = getClass().getClassLoader().getResourceAsStream(VERSION_FILE);
    if (is != null) {
        LOG.debug("Loaded {} bytes of version file configuration", is.available());
        Properties versionProps = new Properties();
        versionProps.load(is);
        for (Map.Entry<Object, Object> e : versionProps.entrySet()) {
            map.put(String.valueOf(e.getKey()), String.valueOf(e.getValue()));
        }
    } else {
        LOG.error("No version file found on classpath. VERSION_FILE={}", VERSION_FILE);
    }

    jgen.writeStartObject();
    for (Map.Entry<String, String> e : map.entrySet()) {
        if (e.getValue().indexOf(',') > 0) {
            splitList(e.getKey(), e.getValue(), jgen);
        } else {
            jgen.writeStringField(e.getKey(), e.getValue());
        }
    }
    jgen.writeEndObject();
}

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From source file:org.bozzo.ipplan.web.json.ApiErrorSerializer.java

@Override
public void serialize(ApiError value, JsonGenerator generator, SerializerProvider serializer)
        throws IOException, JsonProcessingException {
    if (value == null) {
        generator.writeNull();//from   ww w.  j a v a  2 s  . c  o m
    } else {
        generator.writeStartObject();
        generator.writeNumberField("code", value.getCode());
        generator.writeStringField("message", value.getMessage());
        generator.writeFieldName("status");
        generator.writeStartObject();
        generator.writeNumberField("code", value.getStatus().value());
        generator.writeStringField("description", value.getStatus().getReasonPhrase());
        generator.writeEndObject();
        generator.writeEndObject();
    }
}

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From source file:eu.project.ttc.engines.exporter.JsonCasExporter.java

@Override
public void process(JCas aJCas) throws AnalysisEngineProcessException {
    /*//from w w  w  . ja va 2s.com
     *  Cette mthode est appele par le framework UIMA
     *  pour chaque document  de ta collection (corpus).
     *
     *  Tu peux gnrer ton fichier compagnon dans cette mthode.
     *  (Je te donne l'astuce pour retrouver le nom et le chemin du fichier
     *  de ton corpus correspondant au CAS pass en paramtre de cette
     *  mthode plus tard)
     */

    FSIterator<Annotation> it = aJCas.getAnnotationIndex().iterator();
    Annotation a;
    JsonFactory jsonFactory = new JsonFactory();
    String name = this.getExportFilePath(aJCas, "json");
    File file = new File(this.directoryFile, name);
    FileWriter writer = null;
    try {
        writer = new FileWriter(file);
        LOGGER.debug("Writing " + file.getPath());
        JsonGenerator jg = jsonFactory.createGenerator(writer);
        jg.useDefaultPrettyPrinter();
        jg.writeStartObject();
        jg.writeStringField("file", name);
        jg.writeArrayFieldStart("tag");
        while (it.hasNext()) {
            a = it.next();
            if (a instanceof WordAnnotation) {
                jg.writeStartObject();
                WordAnnotation wordAnno = (WordAnnotation) a;
                for (Feature feat : wordAnno.getType().getFeatures()) {
                    FeatureStructure featureValue = wordAnno.getFeatureValue(feat);
                    if (featureValue != null) {
                        jg.writeFieldName(feat.getName());
                        jg.writeObject(featureValue);
                    }
                }
                jg.writeStringField("tag", wordAnno.getTag());
                jg.writeStringField("lemma", wordAnno.getLemma());
                jg.writeNumberField("begin", wordAnno.getBegin());
                jg.writeNumberField("end", wordAnno.getEnd());
                jg.writeEndObject();
            }
        }
        jg.writeEndArray();
        jg.writeEndObject();
        jg.flush();
        writer.close();
    } catch (IOException e) {
        LOGGER.error("Failure while serializing " + name + "\nCaused by" + e.getClass().getCanonicalName() + ":"
                + e.getMessage(), e);
    }
}

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From source file:ijfx.service.overlay.io.OverlaySerializer.java

private void savePolytonOverlay(PolygonOverlay overlay, JsonGenerator jg) throws IOException {
    // {/*w  ww . ja  v a  2  s .  c om*/
    jg.writeStartObject();
    int numDimension = overlay.numDimensions();

    // "ovl_type":"polygon"
    jg.writeStringField(JsonOverlayToken.OVERLAY_TYPE, JsonOverlayToken.POLYGON_OVERLAY);

    // "points":[

    int vertexCount = overlay.getRegionOfInterest().getVertexCount();

    double[] xpoints = IntStream.range(0, vertexCount)
            .mapToDouble(i -> overlay.getRegionOfInterest().getVertex(i).getDoublePosition(0)).toArray();
    double[] ypoints = IntStream.range(0, vertexCount)
            .mapToDouble(i -> overlay.getRegionOfInterest().getVertex(i).getDoublePosition(1)).toArray();

    writeDoubleArray(jg, "xpoints", xpoints);
    writeDoubleArray(jg, "ypoints", ypoints);
    // }

    ColorRGB fcolor = overlay.getFillColor();
    ColorRGB lcolor = overlay.getLineColor();

    Integer[] fill_color = { fcolor.getRed(), fcolor.getGreen(), fcolor.getBlue() };
    Integer[] line_color = { lcolor.getRed(), lcolor.getGreen(), lcolor.getBlue() };

    double width = overlay.getLineWidth();

    writeNumberArray(jg, JsonOverlayToken.FILL_COLOR, fill_color);
    writeNumberArray(jg, JsonOverlayToken.LINE_COLOR, line_color);

    jg.writeFieldName(JsonOverlayToken.LINE_WIDTH);
    jg.writeNumber(width);

    jg.writeEndObject();

}

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From source file:com.microsoft.azure.storage.queue.CloudQueueEncryptedMessage.java

public String serialize() throws IOException {
    final StringWriter strWriter = new StringWriter();
    JsonGenerator generator = Utility.getJsonGenerator(strWriter);

    try {/* w  ww. j a  va 2  s.  c  o m*/
        // start object
        generator.writeStartObject();

        // write message contents
        generator.writeStringField("EncryptedMessageContents", this.getEncryptedMessageContents());

        // write encryption data
        generator.writeObjectFieldStart("EncryptionData");
        this.getEncryptionData().serialize(generator);
        generator.writeEndObject();

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

    return strWriter.toString();
}

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From source file:org.commonjava.maven.atlas.graph.jackson.ProjectRelationshipSerializer.java

@SuppressWarnings("incomplete-switch")
@Override// w  ww .  j av  a  2  s.co  m
public void serialize(final T value, final JsonGenerator gen, final SerializerProvider provider)
        throws IOException, JsonGenerationException {
    gen.writeStartObject();
    gen.writeStringField(RELATIONSHIP_TYPE, value.getType().name());
    gen.writeStringField(POM_LOCATION_URI, value.getPomLocation().toString());
    gen.writeBooleanField(INHERITED, value.isInherited());

    Set<URI> sources = value.getSources();
    if (sources != null) {
        for (Iterator<URI> iter = sources.iterator(); iter.hasNext();) {
            if (iter.next() == null) {
                iter.remove();
            }
        }
        if (!sources.isEmpty()) {
            gen.writeArrayFieldStart(SOURCE_URIS);
            for (URI uri : sources) {
                if (uri == null) {
                    continue;
                }
                gen.writeString(uri.toString());
            }
            gen.writeEndArray();
        }
    }
    provider.defaultSerializeField(DECLARING_REF, value.getDeclaring(), gen);
    provider.defaultSerializeField(TARGET_REF, value.getTarget(), gen);

    switch (value.getType()) {
    case BOM:
        gen.writeBooleanField(MIXIN, value.isMixin());
        break;
    case DEPENDENCY: {
        gen.writeStringField(SCOPE, ((DependencyRelationship) value).getScope().realName());
        gen.writeBooleanField(MANAGED, value.isManaged());
        gen.writeBooleanField(OPTIONAL, ((DependencyRelationship) value).isOptional());
        break;
    }
    case PLUGIN_DEP: {
        provider.defaultSerializeField(PLUGIN_REF, ((PluginDependencyRelationship) value).getPlugin(), gen);
        gen.writeBooleanField(MANAGED, value.isManaged());
        break;
    }
    case PLUGIN: {

        gen.writeBooleanField(MANAGED, value.isManaged());
        gen.writeBooleanField(REPORTING, ((PluginRelationship) value).isReporting());
        break;
    }
    }

    gen.writeNumberField(INDEX, value.getIndex());
    gen.writeEndObject();
}

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From source file:com.ning.metrics.serialization.event.TestSmileEnvelopeEvent.java

@BeforeTest
public void setUp() throws IOException {
    // Use same configuration as SmileEnvelopeEvent
    final SmileFactory f = new SmileFactory();
    f.configure(SmileGenerator.Feature.CHECK_SHARED_NAMES, true);
    f.configure(SmileGenerator.Feature.CHECK_SHARED_STRING_VALUES, true);
    f.configure(SmileParser.Feature.REQUIRE_HEADER, false);

    final ByteArrayOutputStream stream = new ByteArrayOutputStream();
    final JsonGenerator g = f.createJsonGenerator(stream);

    g.writeStartObject();
    g.writeStringField(SmileEnvelopeEvent.SMILE_EVENT_GRANULARITY_TOKEN_NAME, eventGranularity.toString());
    g.writeObjectFieldStart("name");
    g.writeStringField("first", "Joe");
    g.writeStringField("last", "Sixpack");
    g.writeEndObject(); // for field 'name'
    g.writeStringField("gender", "MALE");
    g.writeNumberField(SmileEnvelopeEvent.SMILE_EVENT_DATETIME_TOKEN_NAME, eventDateTime.getMillis());
    g.writeBooleanField("verified", false);
    g.writeEndObject();/*www  .j a  va 2s . c  o m*/
    g.close(); // important: will force flushing of output, close underlying output stream

    serializedBytes = stream.toByteArray();
    // one sanity check; should be able to round-trip via String (iff using latin-1!)
    serializedString = stream.toString(SmileEnvelopeEvent.CHARSET.toString());
}

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From source file:com.ntsync.shared.RawContact.java

private static void writeImList(JsonGenerator g, List<RawImData> list) throws IOException {
    if (list != null) {
        g.writeArrayFieldStart(ContactConstants.IM);
        for (RawImData listItem : list) {
            g.writeStartObject();
            writeField(g, ContactConstants.DATA, listItem.getData());
            g.writeStringField(ContactConstants.TYPE, String.valueOf(listItem.getType().getVal()));
            writeField(g, ContactConstants.LABEL, listItem.getLabel());
            g.writeStringField(ContactConstants.PROTOCOL_TYPE, String.valueOf(listItem.getProtType().getVal()));
            writeField(g, ContactConstants.PROTOCOL_CUSTOM_PROT, listItem.getCustomProtocolName());
            if (listItem.isSuperPrimary()) {
                g.writeBooleanField(ContactConstants.SUPERPRIMARY, true);
            }//from  w  w w .j a  v  a 2  s . c om
            if (listItem.isPrimary()) {
                g.writeBooleanField(ContactConstants.PRIMARY, true);
            }
            g.writeEndObject();
        }
        g.writeEndArray();
    }
}

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From source file:org.talend.daikon.exception.TalendRuntimeException.java

/**
 * Describe this error in json into the given writer.
 * //from  ww  w.ja v a 2 s  . c o  m
 * @param writer where to write this error.
 */
public void writeTo(Writer writer) {
    try {
        JsonGenerator generator = (new JsonFactory()).createGenerator(writer);
        generator.writeStartObject();
        {
            generator.writeStringField("code", //$NON-NLS-1$
                    code.getProduct() + '_' + code.getGroup() + '_' + code.getCode());
            generator.writeStringField("message", code.getCode()); //$NON-NLS-1$
            if (cause != null) {
                generator.writeStringField("cause", cause.getMessage()); //$NON-NLS-1$
            }
            if (context != null) {
                generator.writeFieldName("context"); //$NON-NLS-1$
                generator.writeStartObject();
                for (Map.Entry<String, Object> entry : context.entries()) {
                    generator.writeStringField(entry.getKey(), entry.getValue().toString());
                }
                generator.writeEndObject();
            }
        }
        generator.writeEndObject();
        generator.flush();
    } catch (IOException e) {
        LOGGER.error("Unable to write exception to " + writer + ".", e);
    }
}

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