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

List of usage examples for com.fasterxml.jackson.core JsonGenerator writeStartObject

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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.msopentech.odatajclient.engine.data.json.JSONEntrySerializer.java

@Override
protected void doSerializeV4(AbstractJSONEntry<AbstractLinkResource<?, ?>> entry, JsonGenerator jgen,
        SerializerProvider provider) throws IOException, JsonProcessingException {
    final String annotationPrefix = "@";

    jgen.writeStartObject();

    if (entry.getMetadata() != null) {
        jgen.writeStringField(annotationPrefix + ODataConstants.JSON_METADATA,
                entry.getMetadata().toASCIIString());
    }//from  www.  j  a  v  a 2  s.  co  m
    if (StringUtils.isNotBlank(entry.getType())) {
        jgen.writeStringField(annotationPrefix + ODataConstants.JSON_TYPE, entry.getType());
    }
    if (entry.getId() != null) {
        jgen.writeStringField(annotationPrefix + ODataConstants.JSON_ID, entry.getId());
    }

    if (entry.getSelfLink() != null) {
        jgen.writeStringField(annotationPrefix + ODataConstants.JSON_READ_LINK, entry.getSelfLink().getHref());
    }

    if (entry.getEditLink() != null) {
        jgen.writeStringField(annotationPrefix + ODataConstants.JSON_EDIT_LINK, entry.getEditLink().getHref());
    }

    if (entry.getMediaContentSource() != null) {
        jgen.writeStringField(annotationPrefix + ODataConstants.JSON_MEDIAREAD_LINK,
                entry.getMediaContentSource());
    }
    if (entry.getMediaContentType() != null) {
        jgen.writeStringField(annotationPrefix + ODataConstants.JSON_MEDIA_CONTENT_TYPE,
                entry.getMediaContentType());
    }

    final Map<String, List<String>> entitySetLinks = new HashMap<String, List<String>>();

    for (AbstractLinkResource link : (List<? extends AbstractLinkResource<?, ?>>) entry.getNavigationLinks()) {
        if (link.getInlineEntry() != null) {
            jgen.writeObjectField(link.getTitle(), link.getInlineEntry());
        } else if (link.getInlineFeed() != null) {
            jgen.writeObjectField(link.getTitle(), link.getInlineFeed());
        } else {
            ODataLinkType type = null;
            try {
                type = ODataLinkType.fromString(link.getRel(), link.getType());
            } catch (IllegalArgumentException e) {
                // ignore
            }

            if (type == ODataLinkType.ENTITY_SET_NAVIGATION) {
                final List<String> uris;
                if (entitySetLinks.containsKey(link.getTitle())) {
                    uris = entitySetLinks.get(link.getTitle());
                } else {
                    uris = new ArrayList<String>();
                    entitySetLinks.put(link.getTitle(), uris);
                }
                uris.add(link.getHref());
            } else {
                jgen.writeStringField(link.getTitle() + ODataConstants.JSON_BIND_LINK_SUFFIX, link.getHref());
            }
        }
    }
    for (Map.Entry<String, List<String>> entitySetLink : entitySetLinks.entrySet()) {
        jgen.writeArrayFieldStart(entitySetLink.getKey() + ODataConstants.JSON_BIND_LINK_SUFFIX);
        for (String uri : entitySetLink.getValue()) {
            jgen.writeString(uri);
        }
        jgen.writeEndArray();
    }

    for (AbstractLinkResource link : (List<? extends AbstractLinkResource<?, ?>>) entry.getMediaEditLinks()) {
        if (link.getTitle() == null) {
            jgen.writeStringField(annotationPrefix + ODataConstants.JSON_MEDIAEDIT_LINK, link.getHref());
        }

        if (link.getInlineEntry() != null) {
            jgen.writeObjectField(link.getTitle(), link.getInlineEntry());
        }
        if (link.getInlineFeed() != null) {
            jgen.writeObjectField(link.getTitle(), link.getInlineFeed());
        }
    }

    if (entry.getMediaEntryProperties() == null) {
        DOMTreeUtils.writeSubtree(client, jgen, entry.getContent());
    } else {
        DOMTreeUtils.writeSubtree(client, jgen, entry.getMediaEntryProperties());
    }

    jgen.writeEndObject();
}

From source file:org.neo4j.ontology.server.unmanaged.AnnotationResource.java

private void writeJsonNodeObject(JsonGenerator jg, Node term, Label annotationLabel, List<Long> dataSetsId)
        throws IOException {
    jg.writeStartObject(); // {
    jg.writeStringField("uri", term.getProperty("uri").toString()); // uri: "http://www.w3.org/2002/07/owl#Thing"
    jg.writeStringField("ontId", term.getProperty("name").toString()); // ontId: "OWL:Thing"
    jg.writeStringField("label", term.getProperty("rdfs:label", term.getProperty("name")).toString()); // ontId: "OWL:Thing"
    jg.writeFieldName("dataSets"); // dataSets:
    jg.writeStartArray(); // [
    for (Long dataSetId : dataSetsId) {
        jg.writeNumber(dataSetId); // 123
    }/*  w w  w.ja  v a 2s . co  m*/
    jg.writeEndArray(); // ]
    writeJsonNodeObjectParents(jg, term, annotationLabel);
    jg.writeEndObject(); // }
}

From source file:org.neo4j.ontology.server.unmanaged.AnnotationResource.java

private void writeJsonNodeObjectifiedObject(JsonGenerator jg, Node term, Label annotationLabel,
        List<Long> dataSetsId) throws IOException {
    jg.writeStartObject(); // {
    jg.writeStringField("uri", term.getProperty("uri").toString()); // uri: "http://www.w3.org/2002/07/owl#Thing"
    jg.writeStringField("ontId", term.getProperty("name").toString()); // ontId: "OWL:Thing"
    jg.writeStringField("label", term.getProperty("rdfs:label", term.getProperty("name")).toString()); // ontId: "OWL:Thing"
    jg.writeFieldName("dataSets"); // dataSets:
    jg.writeStartObject(); // {
    for (Long dataSetId : dataSetsId) {
        jg.writeBooleanField(dataSetId.toString(), true); // 123
    }/*from  w  ww  . ja  v  a 2s .  co m*/
    jg.writeEndObject(); // }
    writeJsonNodeObjectifiedObjectParents(jg, term, annotationLabel);
    jg.writeEndObject(); // }
}

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

@Override
public void highlight(Highlighter highlighter, Set<Integer> docIds, Set<String> fields, Writer out) {
    try {//from w ww  .ja va 2s  . c  o m
        Map<Integer, Set<HighlightTerm>> termMap = highlighter.highlight(docIds, fields);
        JsonFactory jsonFactory = new JsonFactory();
        JsonGenerator jsonGen = jsonFactory.createGenerator(out);

        jsonGen.writeStartObject();

        for (int docId : docIds) {
            Document doc = indexSearcher.doc(docId);
            jsonGen.writeObjectFieldStart(doc.get("id"));
            jsonGen.writeStringField("path", doc.get("path"));
            jsonGen.writeNumberField("docId", docId);

            jsonGen.writeArrayFieldStart("terms");
            for (HighlightTerm term : termMap.get(docId)) {
                fields.add(term.getField());
                term.toJson(jsonGen, df);
            }
            jsonGen.writeEndArray();

            if (includeText) {
                for (String field : fields) {
                    jsonGen.writeObjectFieldStart("field" + field);
                    Set<HighlightTerm> terms = termMap.get(docId);
                    jsonGen.writeStringField("contents", this.displayHighlights(docId, field, terms));
                    jsonGen.writeEndObject();
                }
            }

            jsonGen.writeEndObject();
        }

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

From source file:org.fluentd.jvmwatcher.parser.JsonSimpleLogParser.java

/**
 * @param generator/*www.ja va 2s  .  c o  m*/
 * @param state
 * @throws IOException 
 * @throws JsonGenerationException 
 */
private void outSimpleLog(JsonGenerator generator, JvmWatchState state)
        throws JsonGenerationException, IOException {
    Collection<JvmStateLog> logArray = state.getStateLog();

    // convert to JSON stream of JvmStateLog.
    for (JvmStateLog elem : logArray) {
        generator.writeStartObject();
        // Common 
        generator.writeNumberField(LOG_DATETIME, elem.getLogDateTime());
        generator.writeStringField(HOST_NAME, this.getHostName());
        generator.writeStringField(PROC_STATE, elem.getProcState().name());
        generator.writeNumberField(JVM_ID, state.getJvmId());
        generator.writeStringField(SHORT_NAME, state.getShortName());
        generator.writeStringField(DISPRAY_NAME, state.getDisplayName());
        // runtime
        generator.writeNumberField(START_TIME, state.getJvmStartTime());
        generator.writeNumberField(LOG_RUN_UP_TIME, elem.getJvmUpTime());
        // cpu usage
        generator.writeNumberField(LOG_CPU_USAGE, elem.getCpuUsage());
        // Compilation
        generator.writeNumberField(LOG_COMPILE_TIME, elem.getCompileTime());
        // Class loading
        generator.writeNumberField(LOG_CLASS_LOAD_CNT, elem.getClassLoadedCount());
        generator.writeNumberField(LOG_CLASS_UNLOAD_CNT, elem.getClassUnloadedCount());
        generator.writeNumberField(LOG_CLASS_TOTAL_LOAD_CNT, elem.getClassTotalLoadedCount());
        // Thread
        generator.writeNumberField(LOG_THREAD_CNT, elem.getThreadCount());
        generator.writeNumberField(LOG_DAEMON_TH_CNT, elem.getDaemonThreadCount());
        generator.writeNumberField(LOG_PEAK_TH_CNT, elem.getPeakThreadCount());
        // Memory
        if (elem.getHeapSize() != null) {
            generator.writeNumberField(LOG_MEM_HEAP_INIT, elem.getHeapSize().getInit());
            generator.writeNumberField(LOG_MEM_HEAP_USED, elem.getHeapSize().getUsed());
            generator.writeNumberField(LOG_MEM_HEAP_COMMITED, elem.getHeapSize().getCommitted());
            generator.writeNumberField(LOG_MEM_HEAP_MAX, elem.getHeapSize().getMax());
        }
        if (elem.getNotheapSize() != null) {
            generator.writeNumberField(LOG_MEM_NOTHEAP_INIT, elem.getNotheapSize().getInit());
            generator.writeNumberField(LOG_MEM_NOTHEAP_USED, elem.getNotheapSize().getUsed());
            generator.writeNumberField(LOG_MEM_NOTHEAP_COMMITED, elem.getNotheapSize().getCommitted());
            generator.writeNumberField(LOG_MEM_NOTHEAP_MAX, elem.getNotheapSize().getMax());
        }
        generator.writeNumberField(LOG_MEM_PENDING_FIN_CNT, elem.getPendingFinalizationCount_());
        // OS Information
        generator.writeNumberField(LOG_OS_TOTAL_PHY_MEM_SIZE, elem.getTotalPhysicalMemorySize());
        generator.writeNumberField(LOG_OS_TOTAL_SWAP_MEM_SIZE, elem.getTotalSwapSpaceSize());
        generator.writeNumberField(LOG_OS_FREE_PHY_MEM_SIZE, elem.getFreePhysicalMemorySize());
        generator.writeNumberField(LOG_OS_FREE_SWAP_MEM_SIZE, elem.getFreeSwapSpaceSize());
        generator.writeNumberField(LOG_OS_COMMIT_VMEM_SIZE, elem.getCommittedVirtualMemorySize());

        Collection<GarbageCollectorState> gcColl = elem.getGcStateCollection();
        if (null != gcColl) {
            // GC INformation (Array output)
            generator.writeFieldName(LOG_KEY_GC_COLLECT);
            generator.writeStartArray();
            for (GarbageCollectorState gcElem : gcColl) {
                generator.writeStartObject();
                generator.writeStringField(LOG_GC_MEM_MGR_NAME, gcElem.getMemoryManagerName());
                generator.writeNumberField(LOG_GC_COLLECTION_CNT, gcElem.getCollectionCount());
                generator.writeNumberField(LOG_GC_COLLECTION_TIME, gcElem.getCollectionTime());
                generator.writeEndObject();
            }
            generator.writeEndArray();
        }

        generator.writeEndObject();
        generator.writeRaw("\n");
    }
}

From source file:com.palominolabs.crm.sf.rest.HttpApiClient.java

@Nonnull
private String getSObjectFieldsAsJson(@Nonnull SObject sObject) throws IOException {
    StringWriter writer = new StringWriter();
    JsonGenerator jsonGenerator = this.objectMapper.getFactory().createGenerator(writer);

    jsonGenerator.writeStartObject();

    for (Map.Entry<String, String> entry : sObject.getAllFields().entrySet()) {
        if (entry.getValue() == null) {
            jsonGenerator.writeNullField(entry.getKey());
        } else {/*from   w  w  w  .jav  a  2s .  c  o  m*/
            jsonGenerator.writeStringField(entry.getKey(), entry.getValue());
        }
    }

    jsonGenerator.writeEndObject();
    jsonGenerator.close();

    writer.close();

    return writer.toString();
}

From source file:ratpack.codahale.metrics.internal.WebSocketReporter.java

private void writeHistograms(JsonGenerator json, SortedMap<String, Histogram> histograms) throws IOException {
    json.writeArrayFieldStart("histograms");
    for (Map.Entry<String, Histogram> entry : histograms.entrySet()) {
        Histogram histogram = entry.getValue();

        json.writeStartObject();
        json.writeStringField("name", entry.getKey());
        json.writeNumberField("count", histogram.getCount());

        Snapshot snapshot = histogram.getSnapshot();
        json.writeNumberField("min", convertDuration(snapshot.getMin()));
        json.writeNumberField("max", convertDuration(snapshot.getMax()));
        json.writeNumberField("mean", convertDuration(snapshot.getMean()));
        json.writeNumberField("stdDev", convertDuration(snapshot.getStdDev()));
        json.writeNumberField("50thPercentile", convertDuration(snapshot.getMedian()));
        json.writeNumberField("75thPercentile", convertDuration(snapshot.get75thPercentile()));
        json.writeNumberField("95thPercentile", convertDuration(snapshot.get95thPercentile()));
        json.writeNumberField("98thPercentile", convertDuration(snapshot.get98thPercentile()));
        json.writeNumberField("99thPercentile", convertDuration(snapshot.get99thPercentile()));
        json.writeNumberField("999thPercentile", convertDuration(snapshot.get999thPercentile()));
        json.writeEndObject();/*from  w w  w. java  2 s.  c  o  m*/
    }
    json.writeEndArray();
}

From source file:de.escalon.hypermedia.hydra.serialize.JacksonHydraSerializer.java

@Override
public void serialize(Object bean, JsonGenerator jgen, SerializerProvider serializerProvider)
        throws IOException {
    if (!isUnwrappingSerializer()) {
        jgen.writeStartObject();
    }/*  www.  j  av a  2  s .  c  om*/
    Deque<String> deque = (Deque<String>) serializerProvider.getAttribute(KEY_LD_CONTEXT);
    if (deque == null) {
        deque = new ArrayDeque<String>();
        serializerProvider.setAttribute(KEY_LD_CONTEXT, deque);
    }

    serializeContext(bean, jgen, serializerProvider, deque);
    serializeType(bean, jgen, serializerProvider);
    serializeFields(bean, jgen, serializerProvider);
    if (!isUnwrappingSerializer()) {
        jgen.writeEndObject();
    }
    deque = (Deque<String>) serializerProvider.getAttribute(KEY_LD_CONTEXT);
    if (!deque.isEmpty()) {
        deque.pop();
    }
}

From source file:com.predic8.membrane.core.interceptor.administration.AdminRESTInterceptor.java

private void writeExchange(AbstractExchange exc, JsonGenerator gen)
        throws IOException, JsonGenerationException, SQLException {
    gen.writeStartObject();
    gen.writeNumberField("id", exc.getId());
    if (exc.getResponse() != null) {
        gen.writeNumberField("statusCode", exc.getResponse().getStatusCode());
        if (exc.getResponseContentLength() != -1) {
            gen.writeNumberField("respContentLength", exc.getResponseContentLength());
        } else {// ww  w  .j a  v  a  2 s .  co  m
            gen.writeNullField("respContentLength");
        }
    } else {
        gen.writeNullField("statusCode");
        gen.writeNullField("respContentLength");
    }
    gen.writeStringField("time", ExchangesUtil.getTime(exc));
    gen.writeStringField("proxy", exc.getRule().toString());
    gen.writeNumberField("listenPort", exc.getRule().getKey().getPort());
    gen.writeStringField("method", exc.getRequest().getMethod());
    gen.writeStringField("path", exc.getRequest().getUri());
    gen.writeStringField("client", exc.getRemoteAddr());
    gen.writeStringField("server", exc.getServer());
    gen.writeNumberField("serverPort", getServerPort(exc));
    gen.writeStringField("reqContentType", exc.getRequestContentType());
    if (exc.getRequestContentLength() != -1) {
        gen.writeNumberField("reqContentLength", exc.getRequestContentLength());
    } else {
        gen.writeNullField("reqContentLength");
    }

    gen.writeStringField("respContentType", exc.getResponseContentType());
    gen.writeStringField("respContentLength", exc.getResponseContentType());

    gen.writeNumberField("duration", exc.getTimeResReceived() - exc.getTimeReqSent());
    gen.writeStringField("msgFilePath", JDBCUtil.getFilePath(exc));
    gen.writeEndObject();
}

From source file:org.neo4j.ontology.server.unmanaged.AnnotationResource.java

private void writeJsonNodeObjectifiedObjectParents(JsonGenerator jg, Node term, Label annotationLabel)
        throws IOException {
    jg.writeFieldName("parents"); // parents:
    jg.writeStartObject(); // {
    for (Relationship subClassOf : term.getRelationships(SUBCLASS_OF, OUTGOING)) {
        if (subClassOf.getEndNode().hasLabel(annotationLabel)) {
            jg.writeBooleanField(subClassOf.getEndNode().getProperty("uri").toString(), true);
        }//  w w  w.  jav a  2  s  . c o  m
    }
    jg.writeEndObject(); // }
}