Java Code Examples for com.fasterxml.jackson.databind.MappingIterator#hasNextValue()
The following examples show how to use
com.fasterxml.jackson.databind.MappingIterator#hasNextValue() .
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Example 1
Source File: PackageMetadataService.java From spring-cloud-skipper with Apache License 2.0 | 6 votes |
protected List<PackageMetadata> deserializeFromIndexFiles(List<File> indexFiles) { List<PackageMetadata> packageMetadataList = new ArrayList<>(); YAMLMapper yamlMapper = new YAMLMapper(); yamlMapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false); for (File indexFile : indexFiles) { try { MappingIterator<PackageMetadata> it = yamlMapper.readerFor(PackageMetadata.class).readValues(indexFile); while (it.hasNextValue()) { PackageMetadata packageMetadata = it.next(); packageMetadataList.add(packageMetadata); } } catch (IOException e) { throw new IllegalArgumentException("Can't parse Release manifest YAML", e); } } return packageMetadataList; }
Example 2
Source File: SocketAppenderTest.java From logging-log4j2 with Apache License 2.0 | 6 votes |
@Override public void run() { try { try (final Socket socket = serverSocket.accept()) { if (socket != null) { final InputStream is = socket.getInputStream(); while (!shutdown) { final MappingIterator<LogEvent> mappingIterator = objectMapper.readerFor(Log4jLogEvent.class).readValues(is); while (mappingIterator.hasNextValue()) { queue.add(mappingIterator.nextValue()); ++count; } } } } } catch (final EOFException eof) { // Socket is closed. } catch (final Exception e) { if (!shutdown) { Throwables.rethrow(e); } } }
Example 3
Source File: ReadJsonBuilder.java From kite with Apache License 2.0 | 6 votes |
@Override protected boolean doProcess(Record inputRecord, InputStream in) throws IOException { Record template = inputRecord.copy(); removeAttachments(template); MappingIterator iter = reader.readValues(in); try { while (iter.hasNextValue()) { Object rootNode = iter.nextValue(); incrementNumRecords(); LOG.trace("jsonObject: {}", rootNode); Record outputRecord = template.copy(); outputRecord.put(Fields.ATTACHMENT_BODY, rootNode); outputRecord.put(Fields.ATTACHMENT_MIME_TYPE, MIME_TYPE); // pass record to next command in chain: if (!getChild().process(outputRecord)) { return false; } } return true; } finally { iter.close(); } }
Example 4
Source File: NHANESSample.java From synthea with Apache License 2.0 | 5 votes |
/** * Load the NHANES samples from resources. * @return A list of samples. */ public static List<NHANESSample> loadSamples() { CsvMapper mapper = new CsvMapper(); List<NHANESSample> samples = new LinkedList<NHANESSample>(); CsvSchema schema = CsvSchema.emptySchema().withHeader(); String filename = "nhanes_two_year_olds_bmi.csv"; try { String rawCSV = Utilities.readResource(filename); MappingIterator<NHANESSample> it = mapper.readerFor(NHANESSample.class).with(schema).readValues(rawCSV); while (it.hasNextValue()) { samples.add(it.nextValue()); } } catch (Exception e) { System.err.println("ERROR: unable to load CSV: " + filename); e.printStackTrace(); throw new RuntimeException(e); } return samples; }
Example 5
Source File: NodeDtos.java From fabric8-forge with Apache License 2.0 | 5 votes |
protected static <T> List<T> toList(MappingIterator<T> iter) throws java.io.IOException { List<T> answer = new ArrayList<>(); while (iter != null && iter.hasNextValue()) { T value = iter.nextValue(); answer.add(value); } return answer; }
Example 6
Source File: DefaultInvocationBuilder.java From docker-java with Apache License 2.0 | 5 votes |
@Override public void accept(DockerHttpClient.Response response) { try { InputStream body = response.getBody(); MappingIterator<Object> iterator = objectMapper.readerFor(typeReference).readValues(body); while (iterator.hasNextValue()) { resultCallback.onNext((T) iterator.nextValue()); } } catch (Exception e) { resultCallback.onError(e); } }
Example 7
Source File: JsonSerialization.java From Cardshifter with Apache License 2.0 | 5 votes |
@Override public void read(InputStream in, MessageHandler onReceived) throws CardshifterSerializationException { try { MappingIterator<Message> values; values = mapper.readValues(new JsonFactory().createParser(in), Message.class); while (values.hasNextValue()) { Message message = values.next(); if (!onReceived.messageReceived(message)) { return; } } } catch (IOException ex) { throw new CardshifterSerializationException(ex); } }
Example 8
Source File: JsonTemplateLayoutTest.java From logging-log4j2 with Apache License 2.0 | 5 votes |
@Override public void run() { try { try (final Socket socket = serverSocket.accept()) { final InputStream inputStream = socket.getInputStream(); while (!closed) { final MappingIterator<JsonNode> iterator = JacksonFixture .getObjectMapper() .readerFor(JsonNode.class) .readValues(inputStream); while (iterator.hasNextValue()) { final JsonNode value = iterator.nextValue(); synchronized (this) { final boolean added = receivedNodes.offer(value); if (!added) { droppedNodeCount++; } } } } } } catch (final EOFException ignored) { // Socket is closed. } catch (final Exception error) { if (!closed) { throw new RuntimeException(error); } } }
Example 9
Source File: JsonSerializerTest.java From Wikidata-Toolkit with Apache License 2.0 | 4 votes |
@Test public void testSerializer() throws IOException { ByteArrayOutputStream out = new ByteArrayOutputStream(); JsonSerializer serializer = new JsonSerializer(out); ItemIdValue qid1 = Datamodel.makeWikidataItemIdValue("Q1"); ItemDocument id1 = Datamodel.makeItemDocument( qid1, Collections.singletonList(Datamodel.makeMonolingualTextValue("Label1", "lang1")), Collections.emptyList(), Collections.emptyList(), Collections.singletonList(Datamodel.makeStatementGroup(Collections.singletonList( Datamodel.makeStatement(qid1, Datamodel.makeNoValueSnak(Datamodel.makeWikidataPropertyIdValue("P42")), Collections.emptyList(), Collections.emptyList(), StatementRank.NORMAL, "MyId" )))), Collections.emptyMap(), 1234); ItemDocument id2 = Datamodel.makeItemDocument( Datamodel.makeWikidataItemIdValue("Q2"), Collections.emptyList(), Collections.emptyList(), Collections.emptyList(), Collections.emptyList(), Collections.emptyMap(), 12); PropertyDocument pd1 = Datamodel.makePropertyDocument( Datamodel.makeWikidataPropertyIdValue("P1"), Collections.emptyList(), Collections.emptyList(), Collections.singletonList(Datamodel.makeMonolingualTextValue("Alias1", "lang1")), Collections.emptyList(), Datamodel.makeDatatypeIdValue(DatatypeIdValue.DT_COMMONS_MEDIA), 3456); serializer.open(); serializer.processItemDocument(id1); serializer.processItemDocument(id2); serializer.processPropertyDocument(pd1); serializer.close(); List<EntityDocument> inputDocuments = Arrays.asList(id1, id2, pd1); List<EntityDocument> outputDocuments = new ArrayList<>(); ObjectMapper mapper = new DatamodelMapper("http://www.wikidata.org/entity/"); ObjectReader documentReader = mapper.readerFor(EntityDocumentImpl.class); MappingIterator<EntityDocument> documentIterator = documentReader.readValues(out.toString()); while (documentIterator.hasNextValue()) { outputDocuments.add(documentIterator.nextValue()); } documentIterator.close(); assertEquals(inputDocuments, outputDocuments); }