List of usage examples for com.google.gson JsonStreamParser hasNext
public boolean hasNext()
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();/*w ww . j a v a2s .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() { /*/* ww w .j a v a2 s.co 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.hillview.RedoLog.java
License:Open Source License
private void reload() { if (this.backupFile == null) return;//from w ww . j a v a 2 s .c o m 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.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)); }/*ww w .ja v a 2 s . com*/ } 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; }
From source file:pl.projewski.game.polan.server.data.ServerData.java
public void loadProductDefinitionsFromGsonFile(String filename) { productDefinitionMap = new HashMap(); Gson gson = GSonUtil.getGSon();//from w ww . j a v a 2s .c o m InputStreamReader reader = null; try { final File file = new File(filename); if (file.exists()) { reader = new InputStreamReader(new FileInputStream(file)); JsonStreamParser parser = new JsonStreamParser(reader); while (parser.hasNext()) { ProductDefinition pd = gson.fromJson(parser.next(), ProductDefinition.class); productDefinitionMap.put(pd.getName(), pd); LOG.debug("Loaded product " + pd.getName()); } } } catch (FileNotFoundException ex) { Logger.getLogger(ServerData.class.getName()).log(Level.SEVERE, null, ex); } finally { IOUtils.closeQuietly(reader); } }
From source file:pl.projewski.game.polan.server.data.ServerData.java
public void loadBiomeDefinitionsFromGsonFile(String filename) { biomeDefinitionList = new ArrayList(); Gson gson = GSonUtil.getGSon();//from w w w . ja v a 2s .co m InputStreamReader reader = null; try { final File file = new File(filename); if (file.exists()) { reader = new InputStreamReader(new FileInputStream(file)); JsonStreamParser parser = new JsonStreamParser(reader); while (parser.hasNext()) { BiomeDefinition bd = gson.fromJson(parser.next(), BiomeDefinition.class); biomeDefinitionList.add(bd); LOG.debug("Loaded biome " + bd.getName()); } } } catch (FileNotFoundException ex) { Logger.getLogger(ServerData.class.getName()).log(Level.SEVERE, null, ex); } finally { IOUtils.closeQuietly(reader); } }