List of usage examples for com.fasterxml.jackson.core JsonFactory createGenerator
public JsonGenerator createGenerator(Writer out) throws IOException
From source file:eu.project.ttc.models.index.JsonTermIndexIO.java
public static void save(Writer writer, TermIndex termIndex, JsonOptions options) throws IOException { JsonFactory jsonFactory = new JsonFactory(); // or, for data binding, org.codehaus.jackson.mapper.MappingJsonFactory // jsonFactory.configure(f, state) JsonGenerator jg = jsonFactory.createGenerator(writer); // or Stream, Reader jg.useDefaultPrettyPrinter();//from w w w. j a v a 2 s . c o m jg.writeStartObject(); jg.writeFieldName(METADATA); jg.writeStartObject(); jg.writeFieldName(NAME); jg.writeString(termIndex.getName()); jg.writeFieldName(LANG); jg.writeString(termIndex.getLang().getCode()); if (termIndex.getCorpusId() != null) { jg.writeFieldName(CORPUS_ID); jg.writeString(termIndex.getCorpusId()); } jg.writeFieldName(OCCURRENCE_STORAGE); if (options.isMongoDBOccStore()) { jg.writeString(OCCURRENCE_STORAGE_MONGODB); jg.writeFieldName(OCCURRENCE_MONGODB_STORE_URI); jg.writeString(options.getMongoDBOccStore()); } else if (options.isEmbeddedOccurrences()) jg.writeString(OCCURRENCE_STORAGE_EMBEDDED); else throw new IllegalStateException("Unknown storage mode"); jg.writeFieldName(NB_WORD_ANNOTATIONS); jg.writeNumber(termIndex.getWordAnnotationsNum()); jg.writeFieldName(NB_SPOTTED_TERMS); jg.writeNumber(termIndex.getSpottedTermsNum()); jg.writeEndObject(); jg.writeFieldName(INPUT_SOURCES); int idCnt = 0; Map<String, Integer> inputSources = Maps.newTreeMap(); for (Document d : termIndex.getDocuments()) if (!inputSources.containsKey(d.getUrl())) inputSources.put(d.getUrl(), ++idCnt); jg.writeStartObject(); for (String uri : inputSources.keySet()) { jg.writeFieldName(inputSources.get(uri).toString()); jg.writeString(uri); } jg.writeEndObject(); jg.writeFieldName(WORDS); jg.writeStartArray(); for (Word w : termIndex.getWords()) { jg.writeStartObject(); jg.writeFieldName(LEMMA); jg.writeString(w.getLemma()); jg.writeFieldName(STEM); jg.writeString(w.getStem()); if (w.isCompound()) { jg.writeFieldName(COMPOUND_TYPE); jg.writeString(w.getCompoundType().name()); jg.writeFieldName(COMPONENTS); jg.writeStartArray(); for (Component c : w.getComponents()) { jg.writeStartObject(); jg.writeFieldName(LEMMA); jg.writeString(c.getLemma()); jg.writeFieldName(BEGIN); jg.writeNumber(c.getBegin()); jg.writeFieldName(END); jg.writeNumber(c.getEnd()); jg.writeEndObject(); } jg.writeEndArray(); } jg.writeEndObject(); } jg.writeEndArray(); Set<TermVariation> termVariations = Sets.newHashSet(); jg.writeFieldName(TERMS); jg.writeStartArray(); for (Term t : termIndex.getTerms()) { termVariations.addAll(t.getVariations()); jg.writeStartObject(); jg.writeFieldName(ID); jg.writeNumber(t.getId()); jg.writeFieldName(RANK); jg.writeNumber(t.getRank()); jg.writeFieldName(GROUPING_KEY); jg.writeString(t.getGroupingKey()); jg.writeFieldName(WORDS); jg.writeStartArray(); for (TermWord tw : t.getWords()) { jg.writeStartObject(); jg.writeFieldName(SYN); jg.writeString(tw.getSyntacticLabel()); jg.writeFieldName(LEMMA); jg.writeString(tw.getWord().getLemma()); jg.writeEndObject(); } jg.writeEndArray(); jg.writeFieldName(FREQUENCY); jg.writeNumber(t.getFrequency()); jg.writeFieldName(FREQ_NORM); jg.writeNumber(t.getFrequencyNorm()); jg.writeFieldName(GENERAL_FREQ_NORM); jg.writeNumber(t.getGeneralFrequencyNorm()); jg.writeFieldName(SPECIFICITY); jg.writeNumber(t.getSpecificity()); jg.writeFieldName(SPOTTING_RULE); jg.writeString(t.getSpottingRule()); if (options.withOccurrences() && options.isEmbeddedOccurrences()) { jg.writeFieldName(OCCURRENCES); jg.writeStartArray(); for (TermOccurrence termOcc : t.getOccurrences()) { jg.writeStartObject(); jg.writeFieldName(BEGIN); jg.writeNumber(termOcc.getBegin()); jg.writeFieldName(END); jg.writeNumber(termOcc.getEnd()); jg.writeFieldName(TEXT); jg.writeString(termOcc.getCoveredText()); jg.writeFieldName(FILE); jg.writeNumber(inputSources.get(termOcc.getSourceDocument().getUrl())); jg.writeEndObject(); } jg.writeEndArray(); } if (options.isWithContexts() && t.isContextVectorComputed()) { jg.writeFieldName(CONTEXT); jg.writeStartObject(); jg.writeFieldName(TOTAL_COOCCURRENCES); jg.writeNumber(t.getContextVector().getTotalCoccurrences()); jg.writeFieldName(CO_OCCURRENCES); jg.writeStartArray(); if (t.isContextVectorComputed()) { for (ContextVector.Entry contextEntry : t.getContextVector().getEntries()) { jg.writeStartObject(); jg.writeFieldName(CO_TERM); jg.writeString(contextEntry.getCoTerm().getGroupingKey()); jg.writeFieldName(NB_COCCS); jg.writeNumber(contextEntry.getNbCooccs()); jg.writeFieldName(ASSOC_RATE); jg.writeNumber(contextEntry.getAssocRate()); jg.writeEndObject(); } } jg.writeEndArray(); jg.writeEndObject(); } jg.writeEndObject(); } jg.writeEndArray(); /* Variants */ jg.writeFieldName(TERM_VARIATIONS); jg.writeStartArray(); for (TermVariation v : termVariations) { jg.writeStartObject(); jg.writeFieldName(BASE); jg.writeString(v.getBase().getGroupingKey()); jg.writeFieldName(VARIANT); jg.writeString(v.getVariant().getGroupingKey()); jg.writeFieldName(VARIANT_TYPE); jg.writeString(v.getVariationType().getShortName()); jg.writeFieldName(INFO); jg.writeString(v.getInfo().toString()); jg.writeFieldName(VARIANT_SCORE); jg.writeNumber(v.getScore()); jg.writeEndObject(); } jg.writeEndArray(); jg.writeEndObject(); jg.close(); }
From source file:de.softwareforge.streamery.JsonStreamer.java
public JsonStreamer(final JsonFactory factory) throws IOException { this.jg = factory.createGenerator(System.out); writeStart(jg);/* w w w. j a v a 2 s .c om*/ }
From source file:chiliad.parser.pdf.output.JSONOutput.java
public JSONOutput(Writer writer) { JsonFactory jfactory = new JsonFactory(); try {// w w w. j a v a 2 s . c om gen = jfactory.createGenerator(writer); } catch (IOException ex) { throw new ParserOutputException("Failed to writer JSON output.", ex); } }
From source file:org.camunda.spin.impl.json.jackson.format.JacksonJsonDataFormatWriter.java
public void writeToWriter(Writer writer, Object input) { final ObjectMapper objectMapper = dataFormat.getObjectMapper(); final JsonFactory factory = objectMapper.getFactory(); try {// w w w .ja v a 2 s . com JsonGenerator generator = factory.createGenerator(writer); objectMapper.writeTree(generator, (JsonNode) input); } catch (IOException e) { throw LOG.unableToWriteJsonNode(e); } }
From source file:edu.usd.btl.REST.CategoriesResource.java
@Path("/test") @GET/*w w w . ja v a 2 s . co m*/ @Produces("application/json") public String getTestJson() throws Exception { // Create the node factory that gives us nodes. JsonNodeFactory factory = new JsonNodeFactory(false); // create a json factory to write the treenode as json. for the example // we just write to console JsonFactory jsonFactory = new JsonFactory(); JsonGenerator generator = jsonFactory.createGenerator(System.out); ObjectMapper mapper = new ObjectMapper(); // the root node - album JsonNode album = factory.objectNode(); mapper.writeTree(generator, album); return "null"; }
From source file:com.proteanplatform.web.core.mvc.JsonView.java
@Override public void render(Map<String, ?> model, HttpServletRequest request, HttpServletResponse response) throws Exception { response.setContentType(getContentType()); ObjectMapper mapper = new ObjectMapper(); JsonFactory factory = mapper.getFactory(); JsonGenerator json = null;/* ww w . j a va 2 s . c om*/ try { json = factory.createGenerator(response.getWriter()); json.writeObject(model); } finally { if (json != null) { json.close(); } } }
From source file:org.springframework.cloud.stream.metrics.config.MetricJsonSerializerTests.java
@Test public void validateAlwaysGMTDateAndFormat() throws Exception { Date date = new Date(1493060197188L); // Mon Apr 24 14:56:37 EDT 2017 Metric<Number> metric = new Metric<Number>("Hello", 123, date); JsonFactory factory = new JsonFactory(); StringWriter writer = new StringWriter(); JsonGenerator jsonGenerator = factory.createGenerator(writer); Serializer ser = new Serializer(); ser.serialize(metric, jsonGenerator, null); jsonGenerator.flush();/*from w w w . j av a 2 s . c om*/ JSONObject json = new JSONObject(writer.toString()); String serializedTimestamp = json.getString("timestamp"); assertEquals("2017-04-24T18:56:37.188Z", serializedTimestamp); }
From source file:ch.rasc.wampspring.message.SubscribeMessage.java
@Override public String toJson(JsonFactory jsonFactory) throws IOException { try (StringWriter sw = new StringWriter(); JsonGenerator jg = jsonFactory.createGenerator(sw)) { jg.writeStartArray();/*from w w w. j ava 2s . c o m*/ jg.writeNumber(getTypeId()); jg.writeString(getTopicURI()); jg.writeEndArray(); jg.close(); return sw.toString(); } }
From source file:org.wrml.runtime.format.application.json.JsonModelPrinterFactory.java
@Override public ModelPrinter createModelPrinter(final OutputStream out, final ModelWriteOptions writeOptions) throws IOException, ModelPrinterException { final JsonFactory jsonFactory = new JsonFactory(); final JsonGenerator jsonGenerator; try {//w w w .j a v a 2 s . com jsonGenerator = jsonFactory.createGenerator(out); } catch (final IOException e) { throw new ModelPrinterException( "An serious I/O related problem has occurred while attempting to print a Model.", e, null); } final JsonModelPrinter printer = new JsonModelPrinter(jsonGenerator, writeOptions); return printer; }
From source file:ch.rasc.wampspring.message.CallResultMessage.java
@Override public String toJson(JsonFactory jsonFactory) throws IOException { try (StringWriter sw = new StringWriter(); JsonGenerator jg = jsonFactory.createGenerator(sw)) { jg.writeStartArray();/*ww w.j a v a 2 s . c o m*/ jg.writeNumber(getTypeId()); jg.writeString(this.callID); jg.writeObject(this.result); jg.writeEndArray(); jg.close(); return sw.toString(); } }