List of usage examples for com.google.gson JsonStreamParser JsonStreamParser
public JsonStreamParser(Reader reader)
From source file:org.apache.orc.tools.json.JsonShredder.java
License:Apache License
public static void main(String[] args) throws Exception { int count = 0; JsonShredder shredder = new JsonShredder(); for (String filename : args) { System.out.println("Reading " + filename); System.out.flush();//from www . j a va 2 s. c o m java.io.Reader reader; FileInputStream inStream = new FileInputStream(filename); if (filename.endsWith(".gz")) { reader = new InputStreamReader(new GZIPInputStream(inStream), StandardCharsets.UTF_8); } else { reader = new InputStreamReader(inStream, StandardCharsets.UTF_8); } JsonStreamParser parser = new JsonStreamParser(reader); while (parser.hasNext()) { count += 1; JsonElement item = parser.next(); shredder.shredObject("root", item); } } shredder.close(); System.out.println(count + " records read"); System.out.println(); }
From source file:org.ebayopensource.scc.track.TrackerClient.java
License:Apache License
public void start() { Runnable thread = new Runnable() { /*//from www .j a v a 2s.c o m * (non-Javadoc) * * @see java.lang.Thread#run() */ @Override public void run() { Tracker tracker = new Tracker(getUser(), getHostName(), getIp(), getOs(), System.currentTimeMillis(), getInitiator()); AutoRetryHttpClient client = new AutoRetryHttpClient( new DefaultServiceUnavailableRetryStrategy(3, 3000)); HttpPost request = createRequest(tracker); HttpHost httpHost = createHttpHost(); try { HttpResponse resp = client.execute(httpHost, request); int code = resp.getStatusLine().getStatusCode(); if (HttpResponseStatus.OK.code() == code) { InputStream is = null; try { is = resp.getEntity().getContent(); is = new BufferedInputStream(is); InputStreamReader reader = new InputStreamReader(is); JsonStreamParser parser = new JsonStreamParser(reader); while (parser.hasNext()) { JsonElement json = parser.next(); LOGGER.debug("Tracking data sent: " + json); } } finally { if (is != null) { is.close(); } } } else { LOGGER.error(ERROR_FAILED_TO_SEND); LOGGER.debug("Response code: " + code); } } catch (IOException e) { LOGGER.warn(ERROR_FAILED_TO_SEND); } } }; m_scheduledService.scheduleAtFixedRate(thread, 0, m_interval, TimeUnit.SECONDS); }
From source file:org.eclim.plugin.core.command.admin.SettingsUpdateCommand.java
License:Open Source License
@Override public Object execute(CommandLine commandLine) throws Exception { String settings = commandLine.getValue(Options.SETTINGS_OPTION); FileReader in = null;// w ww .ja v a2 s . co m File file = new File(settings); ArrayList<Error> errors = new ArrayList<Error>(); try { in = new FileReader(file); JsonStreamParser parser = new JsonStreamParser(in); JsonObject obj = (JsonObject) parser.next(); Preferences preferences = getPreferences(); for (Map.Entry<String, JsonElement> entry : obj.entrySet()) { String name = entry.getKey(); String value = entry.getValue().getAsString(); try { preferences.setValue(name, value); } catch (IllegalArgumentException iae) { errors.add(new Error(iae.getMessage(), null, 0, 0)); } } } finally { IOUtils.closeQuietly(in); try { file.delete(); } catch (Exception e) { logger.warn("Error deleting settings temp file: " + file, e); } } if (errors.size() > 0) { return errors; } return Services.getMessage("settings.updated"); }
From source file:org.eclim.plugin.core.command.project.ProjectUpdateCommand.java
License:Open Source License
/** * Updates the projects settings.//from w ww . j a va 2 s.c o m * * @param project The project. * @param settings The temp settings file. * @return List of errors or an empty List if none. */ private List<Error> updateSettings(IProject project, String settings) throws Exception { FileReader in = null; File file = new File(settings); ArrayList<Error> errors = new ArrayList<Error>(); try { in = new FileReader(file); JsonStreamParser parser = new JsonStreamParser(in); JsonObject obj = (JsonObject) parser.next(); Preferences preferences = getPreferences(); for (Map.Entry<String, JsonElement> entry : obj.entrySet()) { String name = entry.getKey(); String value = entry.getValue().getAsString(); try { preferences.setValue(project, name, value); } catch (IllegalArgumentException iae) { errors.add(new Error(iae.getMessage(), null, 0, 0)); } } } finally { IOUtils.closeQuietly(in); try { file.delete(); } catch (Exception e) { logger.warn("Error deleting project settings temp file: " + file, e); } } return errors; }
From source file:org.eclipse.che.infrastructure.docker.client.JsonMessageReader.java
License:Open Source License
/** * @param source source of messages in JSON format * @param messageClass class of the message object where JSON messages should be parsed. Because * of erasure of generic information in runtime in some cases we can't get parameter class of * current class.// w ww . j a va 2 s . c om */ public JsonMessageReader(InputStream source, Class<T> messageClass) { // we need to push back only 1 char, read more further this.reader = new PushbackReader(new InputStreamReader(source), 1); this.streamParser = new JsonStreamParser(reader); this.messageClass = messageClass; }
From source file:org.eclipse.che.plugin.docker.client.ProgressStatusReader.java
License:Open Source License
ProgressStatusReader(InputStream source) {
streamParser = new JsonStreamParser(new InputStreamReader(source));
}
From source file:org.hillview.RedoLog.java
License:Open Source License
private void reload() { if (this.backupFile == null) return;/*from w w w. ja v a 2 s . c om*/ HillviewLogger.instance.info("Replaying redo log"); try (FileReader fr = new FileReader(this.backupFile)) { JsonStreamParser parser = new JsonStreamParser(fr); while (parser.hasNext()) { JsonElement elem = parser.next(); DestAndRequest dar = IJson.gsonInstance.fromJson(elem, DestAndRequest.class); this.addGenerated(dar.resultId, dar.request); } } catch (IOException ex) { HillviewLogger.instance.error("Cannot read hillview redo log", ex); } }
From source file:org.sourcepit.osgifier.core.util.JsonUtils.java
License:Apache License
public static JsonElement parse(Reader reader) { return (JsonArray) new JsonStreamParser(reader).next(); }
From source file:org.terrier.indexing.TwitterJSONCollection.java
License:Mozilla Public License
public void loadJSON(String file) throws IOException { currentTweetStream = new BufferedReader( new InputStreamReader(new GZIPInputStream(new FileInputStream(file)), "UTF-8")); JSONStream = new JsonStreamParser(currentTweetStream); }
From source file:org.uorm.serializer.DefaultJsonSerializer.java
License:Apache License
@Override public Map<String, Object> deserialize2(Class<?> cls, String json) throws Exception { JsonStreamParser parser = new JsonStreamParser(json); if (parser.hasNext()) { JsonObject jsonobj = parser.next().getAsJsonObject(); Set<Entry<String, JsonElement>> jset = jsonobj.entrySet(); if (!jset.isEmpty()) { Map<String, PropertyDescriptor> propMap = ObjectMappingCache.getInstance() .getObjectPropertyMap(cls); Map<String, Object> instance = new HashMap<String, Object>(); for (Entry<String, JsonElement> entry : jset) { String name = entry.getKey(); JsonElement val = entry.getValue(); if (!val.isJsonNull()) { PropertyDescriptor descriptor = propMap.get(name); if (descriptor != null) { Class<?> memberType = descriptor.getPropertyType(); if (memberType == String.class) { instance.put(name, val.getAsString()); } else if (memberType == Integer.class || memberType == Integer.TYPE) { instance.put(name, val.getAsInt()); } else if (memberType == Byte.class || memberType == Byte.TYPE) { instance.put(name, val.getAsByte()); } else if (memberType == Double.class || memberType == Double.TYPE) { instance.put(name, val.getAsDouble()); } else if (memberType == Float.class || memberType == Float.TYPE) { instance.put(name, val.getAsFloat()); } else if (memberType == Long.class || memberType == Long.TYPE) { instance.put(name, val.getAsLong()); } else if (memberType == Short.class || memberType == Short.TYPE) { instance.put(name, val.getAsShort()); } else if (memberType == Boolean.class || memberType == Boolean.TYPE) { instance.put(name, val.getAsBoolean()); } else if (memberType == BigDecimal.class) { instance.put(name, val.getAsBigDecimal()); } else if (memberType == BigInteger.class) { instance.put(name, val.getAsBigInteger()); } else if (memberType == byte[].class) { instance.put(name, val.getAsString().getBytes()); } else if (memberType == java.sql.Timestamp.class) { Long time = parserDate(val.getAsString()); if (time == null) { instance.put(name, null); } else { instance.put(name, new java.sql.Timestamp(time)); }/*from ww w.j a va2 s. c om*/ } else if (memberType == java.sql.Date.class) { Long time = parserDate(val.getAsString()); if (time == null) { instance.put(name, null); } else { instance.put(name, new java.sql.Date(time)); } } else if (memberType == java.util.Date.class) { Long time = parserDate(val.getAsString()); if (time == null) { instance.put(name, null); } else { instance.put(name, new java.util.Date(time)); } } else {//default String instance.put(name, val.getAsString()); } } else {//String instance.put(name, val.getAsString()); } } } return instance; } } return null; }