public static JsonGenerator createJsonGenerator(Writer w) throws JsonException {
try {
return jf.createJsonGenerator(w);
} catch (IOException ex) {
throw new JsonException(ex);
}
}
public static JsonGenerator createJsonGenerator(OutputStream os) throws JsonException {
try {
return jf.createJsonGenerator(os, JsonEncoding.UTF8);
} catch (IOException ex) {
throw new JsonException(ex);
}
}
@Test
public void testSerialization() throws IOException, ClassNotFoundException {
Condition cond = new Condition();
Set<UUID> ids = new HashSet<>();
ids.add(UUID.randomUUID());
ids.add(UUID.randomUUID());
cond.inPortIds = ids;
cond.portGroup = UUID.randomUUID();
cond.tpSrc = new Range<>(40000, 41000);
cond.tpSrcInv = false;
cond.tpDst = new Range<>(42000, 43000);
cond.tpDstInv = true;
cond.etherType = 0x86DD;
ByteArrayOutputStream bos = new ByteArrayOutputStream();
OutputStream out = new BufferedOutputStream(bos);
JsonGenerator jsonGenerator = jsonFactory.createJsonGenerator(new OutputStreamWriter(out));
jsonGenerator.writeObject(cond);
out.close();
byte[] data = bos.toByteArray();
ByteArrayInputStream bis = new ByteArrayInputStream(data);
InputStream in = new BufferedInputStream(bis);
JsonParser jsonParser = jsonFactory.createJsonParser(new InputStreamReader(in));
Condition c = jsonParser.readValueAs(Condition.class);
in.close();
Assert.assertTrue(cond.equals(c));
}
@Override
public void onEvalStart() {
super.onEvalStart();
initalizeData();
try {
ObjectMapper mapper = new ObjectMapper();
mapper.setDateFormat(new SimpleDateFormat("MM/dd/yyyy hh:mm:ss a"));
mapper.configure(SerializationConfig.Feature.SORT_PROPERTIES_ALPHABETICALLY, true);
mapper.configure(SerializationConfig.Feature.WRAP_EXCEPTIONS, true);
mapper.configure(SerializationConfig.Feature.WRITE_EMPTY_JSON_ARRAYS, false);
mapper.configure(SerializationConfig.Feature.WRITE_NULL_MAP_VALUES, true);
SimpleModule module = new SimpleModule("DataProxy", new Version(1, 0, 0, null));
module.addSerializer(DataProxy.class, new DataProxySerializer(DataProxy.class));
mapper.registerModule(module);
JsonFactory jsonFactory = mapper.getJsonFactory();
writer = jsonFactory.createJsonGenerator(context.getWriter());
writer.setPrettyPrinter(new DefaultPrettyPrinter());
writer.writeStartObject();
} catch (IOException ex) {
throw new OseeCoreException(ex);
}
}
public static void toJson(Object pojo, Writer writer, boolean prettyPrint)
throws JsonMappingException, JsonGenerationException, IOException {
JsonGenerator jg = jf.createJsonGenerator(writer);
if (prettyPrint) {
jg.useDefaultPrettyPrinter();
}
m.writeValue(jg, pojo);
}
private String formatJson(Object data) {
try {
final StringWriter result = new StringWriter();
jsonFactory.createJsonGenerator(result).writeObject(data);
return result.toString();
} catch (IOException e) {
throw new RuntimeException("error formatting json", e);
}
}
/** 将对象转换成json */
public static String toJson(Object pojo) {
StringWriter sw = new StringWriter();
try {
JsonGenerator jg = jf.createJsonGenerator(sw);
m.writeValue(jg, pojo);
} catch (Exception e) {
}
return sw.toString();
}
public String marshall(String definitions)
throws IOException { // TODO fix this when we have the EPN ecore model
StringWriter writer = new StringWriter();
JsonFactory f = new JsonFactory();
JsonGenerator generator = f.createJsonGenerator(writer);
// TODO do the heavy lifting here passing in the writer and the json generator
generator.close();
return writer.toString();
}
private String readBody(JsonParser jp) throws IOException {
JsonNode node = mapper.readTree(jp);
StringWriter out = new StringWriter();
JsonGenerator gen = jsonFactory.createJsonGenerator(out);
mapper.writeTree(gen, node);
gen.flush();
gen.close();
return out.toString();
}
/**
* Executes a query.
*
* @param command Name of the command to execute
* @param parameters Parameters
* @param manager Reference back to business layer
* @return Parsed JSON object, empty object on error.
*/
public JsonNode query(String command, JsonNode parameters, INotifiableManager manager) {
URLConnection uc = null;
try {
final ObjectMapper mapper = Client.MAPPER;
if (mUrlSuffix == null) {
throw new NoSettingsException();
}
final URL url = new URL(mUrlSuffix + XBMC_JSONRPC_BOOTSTRAP);
uc = url.openConnection();
uc.setConnectTimeout(SOCKET_CONNECTION_TIMEOUT);
uc.setReadTimeout(mSocketReadTimeout);
if (authEncoded != null) {
uc.setRequestProperty("Authorization", "Basic " + authEncoded);
}
uc.setRequestProperty("Content-Type", "application/json");
uc.setDoOutput(true);
final ObjectNode data = Client.obj().p("jsonrpc", "2.0").p("method", command).p("id", "1");
if (parameters != null) {
data.put("params", parameters);
}
final JsonFactory jsonFactory = new JsonFactory();
final JsonGenerator jg =
jsonFactory.createJsonGenerator(uc.getOutputStream(), JsonEncoding.UTF8);
jg.setCodec(mapper);
// POST data
jg.writeTree(data);
jg.flush();
final JsonParser jp = jsonFactory.createJsonParser(uc.getInputStream());
jp.setCodec(mapper);
final JsonNode ret = jp.readValueAs(JsonNode.class);
return ret;
} catch (MalformedURLException e) {
manager.onError(e);
} catch (IOException e) {
int responseCode = -1;
try {
responseCode = ((HttpURLConnection) uc).getResponseCode();
} catch (IOException e1) {
} // do nothing, getResponse code failed so treat as default i/o exception.
if (uc != null && responseCode == HttpURLConnection.HTTP_UNAUTHORIZED) {
manager.onError(new HttpException(Integer.toString(HttpURLConnection.HTTP_UNAUTHORIZED)));
} else {
manager.onError(e);
}
} catch (NoSettingsException e) {
manager.onError(e);
}
return new ObjectNode(null);
}
public static String toJson(Object pojo, boolean prettyPrint)
throws JsonMappingException, JsonGenerationException, IOException {
StringWriter sw = new StringWriter();
JsonGenerator jg = jf.createJsonGenerator(sw);
if (prettyPrint) {
jg.useDefaultPrettyPrinter();
}
m.writeValue(jg, pojo);
return sw.toString();
}
public String toJSON(T object) throws IOException {
JsonFactory jsonFactory = new JsonFactory();
ObjectMapper mapper = new ObjectMapper(jsonFactory);
mapper.getSerializationConfig().setAnnotationIntrospector(new JacksonAnnotationIntrospector());
mapper.getSerializationConfig().setSerializationInclusion(JsonSerialize.Inclusion.NON_NULL);
jsonFactory.setCodec(mapper);
StringWriter writer = new StringWriter();
JsonGenerator jsonGenerator = jsonFactory.createJsonGenerator(writer);
jsonGenerator.useDefaultPrettyPrinter();
jsonGenerator.writeObject(object);
return writer.getBuffer().toString();
}
private JsonNode write(Map<String, Object> row) throws IOException, JsonParseException {
ByteArrayOutputStream out = new ByteArrayOutputStream();
JsonGenerator json = jsonFactory.createJsonGenerator(out);
json.writeStartObject();
try {
new GraphExtractionWriter().write(json, row.keySet(), new MapRow(row));
} finally {
json.writeEndObject();
json.flush();
}
return JsonHelper.jsonNode(out.toString("UTF-8"));
}
@Override
public void writeTo(
Object object,
Class<?> type,
Type genericType,
Annotation[] annotations,
MediaType mediaType,
MultivaluedMap<String, Object> httpHeaders,
OutputStream entityStream)
throws IOException, WebApplicationException {
JsonGenerator writer = null;
if (type.isAssignableFrom(ArtifactReadable.class)) {
ArtifactReadable artifact = (ArtifactReadable) object;
try {
writer = jsonFactory.createJsonGenerator(entityStream);
// writer.setPrettyPrinter(new DefaultPr)
writer.writeStartObject();
writer.writeNumberField("uuid", artifact.getLocalId());
if (matches(IdentityView.class, annotations)) {
writer.writeStringField("Name", artifact.getName());
} else {
AttributeTypes attributeTypes = getAttibuteTypes();
Collection<? extends IAttributeType> attrTypes = attributeTypes.getAll();
ResultSet<? extends AttributeReadable<Object>> attributes = artifact.getAttributes();
if (!attributes.isEmpty()) {
for (IAttributeType attrType : attrTypes) {
if (artifact.isAttributeTypeValid(attrType)) {
List<Object> attributeValues = artifact.getAttributeValues(attrType);
if (!attributeValues.isEmpty()) {
if (attributeValues.size() > 1) {
writer.writeArrayFieldStart(attrType.getName());
for (Object value : attributeValues) {
writer.writeObject(value);
}
writer.writeEndArray();
} else if (attributeValues.size() == 1) {
Object value = attributeValues.iterator().next();
writer.writeObjectField(attrType.getName(), value);
}
}
}
}
}
}
writer.writeEndObject();
} finally {
if (writer != null) {
writer.flush();
}
}
}
}
protected String toJson(boolean pretty) {
try {
StringWriter writer = new StringWriter();
JsonGenerator gen = FACTORY.createJsonGenerator(writer);
if (pretty) gen.useDefaultPrettyPrinter();
toJson(gen);
gen.flush();
return writer.toString();
} catch (IOException e) {
throw new RuntimeException(e);
}
}
public void jacksonTest() throws Exception {
JsonFactory factory = new JsonFactory();
StringWriter writer = new StringWriter();
JsonGenerator generator = factory.createJsonGenerator(writer);
generator.writeStartObject();
generator.writeFieldName("bool");
generator.writeBoolean(true);
generator.writeFieldName("firstName");
generator.writeString("john");
generator.writeFieldName("age");
generator.writeNumber(1);
generator.writeFieldName("gg");
generator.writeStartObject();
generator.writeFieldName("firstName");
generator.writeString("john");
generator.writeEndObject();
generator.writeEndObject();
generator.close();
String generated = writer.toString();
System.out.print(generated);
JsonParser parser = factory.createJsonParser(generated);
assertTrue(parser.nextToken() == JsonToken.START_OBJECT);
parser.nextToken();
assertEquals("bool", parser.getCurrentName());
assertTrue(parser.nextToken() == JsonToken.VALUE_TRUE);
parser.nextToken();
assertEquals("firstName", parser.getCurrentName());
parser.nextToken();
assertEquals("john", parser.getText());
parser.nextToken();
assertEquals("age", parser.getCurrentName());
parser.nextToken();
assertTrue(1 == parser.getIntValue());
parser.nextToken();
assertEquals("gg", parser.getCurrentName());
assertTrue(parser.nextToken() == JsonToken.START_OBJECT);
parser.nextToken();
assertEquals("firstName", parser.getCurrentName());
parser.nextToken();
assertEquals("john", parser.getText());
assertTrue(parser.nextToken() == JsonToken.END_OBJECT);
assertTrue(parser.nextToken() == JsonToken.END_OBJECT);
parser.close();
}
private String jsonify(Object object) throws SCIMWriterException {
try {
StringWriter stringWriter = new StringWriter();
JsonGenerator jg = jsonFactory.createJsonGenerator(stringWriter);
objectMapper.writeValue(jg, object);
return stringWriter.toString();
} catch (JsonGenerationException e) {
throw new SCIMWriterException(e);
} catch (JsonMappingException e) {
throw new SCIMWriterException(e);
} catch (IOException e) {
throw new SCIMWriterException(e);
}
}
private void process(File input) throws IOException {
JsonFactory jsonF = new JsonFactory();
JsonParser jp = jsonF.createJsonParser(input);
TwitterEntry entry = read(jp);
// let's write to a file, using UTF-8 encoding (only sensible one)
StringWriter strw = new StringWriter();
JsonGenerator jg = jsonF.createJsonGenerator(strw);
jg.useDefaultPrettyPrinter(); // enable indentation just to make debug/testing easier
// Here we would modify it... for now, will just (re)indent it
write(jg, entry);
System.out.println("Result = [" + strw.toString() + "]");
}
/**
* Writes the response values back to the http response. This allows the calling code to parse the
* response values for display to the user.
*
* @param responseMap the response params to write to the http response
* @param response the http response
* @throws IOException
*/
private void writeToResponse(Map<String, String> responseMap, HttpServletResponse response)
throws IOException {
// Note: setting the content-type to text/html because otherwise IE prompt the user to download
// the result rather than handing it off to the GWT form response handler.
// See JIRA issue https://issues.jboss.org/browse/SRAMPUI-103
response.setContentType("text/html; charset=UTF8"); // $NON-NLS-1$
JsonFactory f = new JsonFactory();
JsonGenerator g = f.createJsonGenerator(response.getOutputStream(), JsonEncoding.UTF8);
g.useDefaultPrettyPrinter();
g.writeStartObject();
for (java.util.Map.Entry<String, String> entry : responseMap.entrySet()) {
String key = entry.getKey();
String val = entry.getValue();
g.writeStringField(key, val);
}
g.writeEndObject();
g.flush();
g.close();
}
private void _testBean(Class clazz, Object bean) throws Exception {
Map<String, Object> props =
JSONHelper.createPropertiesForJaxbContext(Collections.<String, Object>emptyMap());
Class[] classes = new Class[] {clazz};
JAXBContext ctx = JAXBContext.newInstance(classes, props);
JsonFactory factory = new JsonFactory();
Writer osWriter = new OutputStreamWriter(System.out);
JsonGenerator g;
g = factory.createJsonGenerator(osWriter);
Marshaller marshaller = ctx.createMarshaller();
marshaller.marshal(bean, new Stax2JacksonWriter(g, clazz, ctx));
g.flush();
System.out.println("");
}
void send(List<String> eventLog) throws IOException {
CloseableHttpClient httpClient = HttpClients.createDefault();
try {
JsonFactory factory = new JsonFactory();
StringWriter writer = new StringWriter();
JsonGenerator generator = factory.createJsonGenerator(writer);
generator.writeStartObject();
generator.writeArrayFieldStart("events");
for (String eventJson : eventLog) {
generator.writeRawValue(eventJson);
}
generator.writeEndArray();
generator.writeEndObject();
generator.close();
CredentialsProvider credsProvider = new BasicCredentialsProvider();
credsProvider.setCredentials(
AuthScope.ANY, new UsernamePasswordCredentials(username, password));
HttpClientContext context = HttpClientContext.create();
context.setCredentialsProvider(credsProvider);
RestPostProcessorDelegate.LOG.info(
"Posting " + eventLog.size() + " events to " + targetUrl);
HttpPost httpPost = new HttpPost(targetUrl);
httpPost.setEntity(new StringEntity(writer.toString(), ContentType.APPLICATION_JSON));
CloseableHttpResponse response = httpClient.execute(httpPost, context);
int statusCode = response.getStatusLine().getStatusCode();
LOG.info("Status code was " + statusCode + " when invoking " + targetUrl);
if (statusCode >= 400) {
throw new RiceRuntimeException(
"Failed to invoke " + targetUrl + ", response code was " + statusCode);
}
} finally {
httpClient.close();
}
}
@Override
public void run() {
try {
// command metrics
for (HystrixCommandMetrics commandMetrics : HystrixCommandMetrics.getInstances()) {
HystrixCommandKey key = commandMetrics.getCommandKey();
HystrixCircuitBreaker circuitBreaker = HystrixCircuitBreaker.Factory.getInstance(key);
StringWriter jsonString = new StringWriter();
JsonGenerator json = jsonFactory.createJsonGenerator(jsonString);
// Informational and Status
json.writeStartObject();
json.writeStringField(type.value, HystrixCommand.value);
json.writeStringField(name.value, key.name());
json.writeStringField(group.value, commandMetrics.getCommandGroup().name());
json.writeNumberField(currentTime.value, (int) (System.currentTimeMillis() / 1000));
// circuit breaker
json.writeBooleanField(isCircuitBreakerOpen.value, circuitBreaker.isOpen());
HystrixCommandMetrics.HealthCounts healthCounts = commandMetrics.getHealthCounts();
json.writeNumberField(errorPercentage.value, healthCounts.getErrorPercentage());
json.writeNumberField(errorCount.value, healthCounts.getErrorCount());
json.writeNumberField(requestCount.value, healthCounts.getTotalRequests());
// rolling counters Gauge
json.writeNumberField(
rollingCountCollapsedRequests.value,
commandMetrics.getRollingCount(HystrixRollingNumberEvent.COLLAPSED));
json.writeNumberField(
rollingCountExceptionsThrown.value,
commandMetrics.getRollingCount(HystrixRollingNumberEvent.EXCEPTION_THROWN));
json.writeNumberField(
rollingCountFailure.value,
commandMetrics.getRollingCount(HystrixRollingNumberEvent.FAILURE));
json.writeNumberField(
rollingCountFallbackFailure.value,
commandMetrics.getRollingCount(HystrixRollingNumberEvent.FALLBACK_FAILURE));
json.writeNumberField(
rollingCountFallbackRejection.value,
commandMetrics.getRollingCount(HystrixRollingNumberEvent.FALLBACK_REJECTION));
json.writeNumberField(
rollingCountFallbackSuccess.value,
commandMetrics.getRollingCount(HystrixRollingNumberEvent.FALLBACK_SUCCESS));
json.writeNumberField(
rollingCountResponsesFromCache.value,
commandMetrics.getRollingCount(HystrixRollingNumberEvent.RESPONSE_FROM_CACHE));
json.writeNumberField(
rollingCountSemaphoreRejected.value,
commandMetrics.getRollingCount(HystrixRollingNumberEvent.SEMAPHORE_REJECTED));
json.writeNumberField(
rollingCountShortCircuited.value,
commandMetrics.getRollingCount(HystrixRollingNumberEvent.SHORT_CIRCUITED));
json.writeNumberField(
rollingCountSuccess.value,
commandMetrics.getRollingCount(HystrixRollingNumberEvent.SUCCESS));
json.writeNumberField(
rollingCountThreadPoolRejected.value,
commandMetrics.getRollingCount(HystrixRollingNumberEvent.THREAD_POOL_REJECTED));
json.writeNumberField(
rollingCountTimeout.value,
commandMetrics.getRollingCount(HystrixRollingNumberEvent.TIMEOUT));
json.writeNumberField(
currentConcurrentExecutionCount.value,
commandMetrics.getCurrentConcurrentExecutionCount());
// latency percentiles
json.writeNumberField(latencyExecute_mean.value, commandMetrics.getExecutionTimeMean());
json.writeObjectFieldStart(latencyExecute.value);
json.writeNumberField("0", commandMetrics.getExecutionTimePercentile(0));
json.writeNumberField("25", commandMetrics.getExecutionTimePercentile(25));
json.writeNumberField("50", commandMetrics.getExecutionTimePercentile(50));
json.writeNumberField("75", commandMetrics.getExecutionTimePercentile(75));
json.writeNumberField("90", commandMetrics.getExecutionTimePercentile(90));
json.writeNumberField("95", commandMetrics.getExecutionTimePercentile(95));
json.writeNumberField("99", commandMetrics.getExecutionTimePercentile(99));
json.writeNumberField("99.5", commandMetrics.getExecutionTimePercentile(99.5));
json.writeNumberField("100", commandMetrics.getExecutionTimePercentile(100));
json.writeEndObject();
//
json.writeNumberField(latencyTotal_mean.value, commandMetrics.getTotalTimeMean());
json.writeObjectFieldStart(latencyTotal.value);
json.writeNumberField("0", commandMetrics.getTotalTimePercentile(0));
json.writeNumberField("25", commandMetrics.getTotalTimePercentile(25));
json.writeNumberField("50", commandMetrics.getTotalTimePercentile(50));
json.writeNumberField("75", commandMetrics.getTotalTimePercentile(75));
json.writeNumberField("90", commandMetrics.getTotalTimePercentile(90));
json.writeNumberField("95", commandMetrics.getTotalTimePercentile(95));
json.writeNumberField("99", commandMetrics.getTotalTimePercentile(99));
json.writeNumberField("99.5", commandMetrics.getTotalTimePercentile(99.5));
json.writeNumberField("100", commandMetrics.getTotalTimePercentile(100));
json.writeEndObject();
// property values for reporting what is actually seen by the command rather than what was
// set somewhere
HystrixCommandProperties commandProperties = commandMetrics.getProperties();
json.writeNumberField(
propertyValue_circuitBreakerRequestVolumeThreshold.value,
commandProperties.circuitBreakerRequestVolumeThreshold().get());
json.writeNumberField(
propertyValue_circuitBreakerSleepWindowInMilliseconds.value,
commandProperties.circuitBreakerSleepWindowInMilliseconds().get());
json.writeNumberField(
propertyValue_circuitBreakerErrorThresholdPercentage.value,
commandProperties.circuitBreakerErrorThresholdPercentage().get());
json.writeBooleanField(
propertyValue_circuitBreakerForceOpen.value,
commandProperties.circuitBreakerForceOpen().get());
json.writeBooleanField(
propertyValue_circuitBreakerForceClosed.value,
commandProperties.circuitBreakerForceClosed().get());
json.writeBooleanField(
propertyValue_circuitBreakerEnabled.value,
commandProperties.circuitBreakerEnabled().get());
json.writeStringField(
propertyValue_executionIsolationStrategy.value,
commandProperties.executionIsolationStrategy().get().name());
json.writeNumberField(
propertyValue_executionIsolationThreadTimeoutInMilliseconds.value,
commandProperties.executionIsolationThreadTimeoutInMilliseconds().get());
json.writeBooleanField(
propertyValue_executionIsolationThreadInterruptOnTimeout.value,
commandProperties.executionIsolationThreadInterruptOnTimeout().get());
json.writeStringField(
propertyValue_executionIsolationThreadPoolKeyOverride.value,
commandProperties.executionIsolationThreadPoolKeyOverride().get());
json.writeNumberField(
propertyValue_executionIsolationSemaphoreMaxConcurrentRequests.value,
commandProperties.executionIsolationSemaphoreMaxConcurrentRequests().get());
json.writeNumberField(
propertyValue_fallbackIsolationSemaphoreMaxConcurrentRequests.value,
commandProperties.fallbackIsolationSemaphoreMaxConcurrentRequests().get());
/*
* The following are commented out as these rarely change and are verbose for streaming for something people don't change.
* We could perhaps allow a property or request argument to include these.
*/
// json.put("propertyValue_metricsRollingPercentileEnabled",
// commandProperties.metricsRollingPercentileEnabled().get());
// json.put("propertyValue_metricsRollingPercentileBucketSize",
// commandProperties.metricsRollingPercentileBucketSize().get());
// json.put("propertyValue_metricsRollingPercentileWindow",
// commandProperties.metricsRollingPercentileWindowInMilliseconds().get());
// json.put("propertyValue_metricsRollingPercentileWindowBuckets",
// commandProperties.metricsRollingPercentileWindowBuckets().get());
// json.put("propertyValue_metricsRollingStatisticalWindowBuckets",
// commandProperties.metricsRollingStatisticalWindowBuckets().get());
json.writeNumberField(
propertyValue_metricsRollingStatisticalWindowInMilliseconds.value,
commandProperties.metricsRollingStatisticalWindowInMilliseconds().get());
json.writeBooleanField(
propertyValue_requestCacheEnabled.value, commandProperties.requestCacheEnabled().get());
json.writeBooleanField(
propertyValue_requestLogEnabled.value, commandProperties.requestLogEnabled().get());
json.writeNumberField(reportingHosts.value, 1);
json.writeStringField(Key.ip.value, app_ip);
json.writeEndObject();
json.close();
// System.out.println(ip + ":" + port + "||" +
// jsonString.getBuffer().toString());
UDPClient.send(
socketIp, socketPort, jsonString.getBuffer().toString().getBytes(), new byte[] {});
}
// thread pool metrics
for (HystrixThreadPoolMetrics threadPoolMetrics : HystrixThreadPoolMetrics.getInstances()) {
HystrixThreadPoolKey key = threadPoolMetrics.getThreadPoolKey();
StringWriter jsonString = new StringWriter();
JsonGenerator json = jsonFactory.createJsonGenerator(jsonString);
json.writeStartObject();
json.writeStringField(type.value, HystrixThreadPool.value);
json.writeStringField(name.value, key.name());
json.writeNumberField(currentTime.value, System.currentTimeMillis());
// 101.3 80 154
json.writeNumberField(
currentActiveCount.value, threadPoolMetrics.getCurrentActiveCount().intValue());
json.writeNumberField(
currentCompletedTaskCount.value,
threadPoolMetrics.getCurrentCompletedTaskCount().longValue());
json.writeNumberField(
currentCorePoolSize.value, threadPoolMetrics.getCurrentCorePoolSize().intValue());
json.writeNumberField(
currentLargestPoolSize.value, threadPoolMetrics.getCurrentLargestPoolSize().intValue());
json.writeNumberField(
currentMaximumPoolSize.value, threadPoolMetrics.getCurrentMaximumPoolSize().intValue());
json.writeNumberField(
currentPoolSize.value, threadPoolMetrics.getCurrentPoolSize().intValue());
json.writeNumberField(
currentQueueSize.value, threadPoolMetrics.getCurrentQueueSize().intValue());
json.writeNumberField(
currentTaskCount.value, threadPoolMetrics.getCurrentTaskCount().longValue());
json.writeNumberField(
rollingCountThreadsExecuted.value, threadPoolMetrics.getRollingCountThreadsExecuted());
json.writeNumberField(
rollingMaxActiveThreads.value, threadPoolMetrics.getRollingMaxActiveThreads());
json.writeNumberField(
propertyValue_queueSizeRejectionThreshold.value,
threadPoolMetrics.getProperties().queueSizeRejectionThreshold().get());
json.writeNumberField(
propertyValue_metricsRollingStatisticalWindowInMilliseconds.value,
threadPoolMetrics
.getProperties()
.metricsRollingStatisticalWindowInMilliseconds()
.get());
json.writeNumberField(
reportingHosts.value, 1); // this will get summed across all instances in a cluster
json.writeStringField(Key.ip.value, app_ip);
json.writeEndObject();
json.close();
String str = jsonString.getBuffer().toString();
byte[] ret = str.getBytes();
UDPClient.send(socketIp, socketPort, ret, new byte[] {});
}
} catch (Exception e) {
System.err.println("Failed to output metrics as JSON");
e.printStackTrace();
}
}
private void serialize() throws GVCException {
JsonGenerator jsonGenerator;
StringWriter stringWriter = new StringWriter();
try {
jsonGenerator = jsonFactory.createJsonGenerator(stringWriter);
} catch (IOException e) {
throw new GVCException(e);
}
jsonGenerator.useDefaultPrettyPrinter();
ObjectNode rootNode = objectMapper.createObjectNode();
// Parent
if (this.parent == null) rootNode.put("parent", "null");
else rootNode.put("parent", this.parent.getHash());
// Date
rootNode.put("date", df.format(this.date));
// Comment
rootNode.put("comment", this.comment);
// Files Added
/* This is a JSON "object", it looks something like this:
* {
* filesAdded: {
* sd5df5s2: [file1, file2],
* f52s556c: [file3]
* }
* }
*/
if (this.filesAdded == null) {
rootNode.put("filesAdded", "null");
} else {
ObjectNode addedOb = rootNode.putObject("filesAdded");
for (String fHash : this.filesAdded.keySet()) {
// this will be an array of filenames for this hash
ArrayNode aNode = addedOb.putArray(fHash);
for (File file : this.filesAdded.get(fHash)) {
// Normalize the filesystem separator to /
String fileS = file.toString().replace(File.separator, "/");
aNode.add(fileS);
}
}
}
// Files Removed
if (this.filesRemoved == null) {
rootNode.put("filesRemoved", "null");
} else {
ObjectNode removedOb = rootNode.putObject("filesRemoved");
for (String fHash : this.filesRemoved.keySet()) {
// this will be an array of filenames for this hash
ArrayNode rNode = removedOb.putArray(fHash);
for (File file : this.filesRemoved.get(fHash)) {
// Normalize the filesystem separator to /
String fileS = file.toString().replace(File.separator, "/");
rNode.add(fileS);
}
}
}
// And write it all out to a string.
try {
jsonGenerator.writeObject(rootNode);
this.serialized = stringWriter.getBuffer().toString();
} catch (Exception e) {
throw new GVCException(e);
}
}
private void serialize(Query query, OutputStream outputStream) throws IOException {
JsonGenerator g = jsonFactory.createJsonGenerator(outputStream, JsonEncoding.UTF8);
g.useDefaultPrettyPrinter();
g.writeStartObject();
g.writeStringField("name", "jmxtrans");
g.writeStringField("type", "metric");
g.writeStringField("handler", sensuhandler);
StringBuffer jsonoutput = new StringBuffer();
List<String> typeNames = getTypeNames();
for (Result result : query.getResults()) {
Map<String, Object> resultValues = result.getValues();
if (resultValues != null) {
for (Map.Entry<String, Object> values : resultValues.entrySet()) {
if (NumberUtils.isNumeric(values.getValue())) {
Object value = values.getValue();
jsonoutput
.append(JmxUtils.getKeyString(query, result, values, typeNames, null))
.append(" ")
.append(value)
.append(" ")
.append(TimeUnit.SECONDS.convert(result.getEpoch(), TimeUnit.MILLISECONDS))
.append(System.getProperty("line.separator"));
}
}
}
}
g.writeStringField("output", jsonoutput.toString());
g.writeEndObject();
g.flush();
g.close();
}
