Examples with JsonGenerator org.apache.flink.shaded.jackson2.com.fasterxml.jackson.core.JsonGenerator used on opensource projects

Example 66 with JsonGenerator

use of org.apache.flink.shaded.jackson2.com.fasterxml.jackson.core.JsonGenerator in project webanno by webanno.

the class JSONUtil method toInterpretableJsonString.

public static String toInterpretableJsonString(Object aObject) throws IOException {
    StringWriter out = new StringWriter();
    JsonGenerator jsonGenerator = JSONUtil.getJsonConverter().getObjectMapper().getFactory().createGenerator(out);
    jsonGenerator.setCharacterEscapes(JavaScriptCharacterEscapes.get());
    jsonGenerator.writeObject(aObject);
    return out.toString();
}

Example 67 with JsonGenerator

use of org.apache.flink.shaded.jackson2.com.fasterxml.jackson.core.JsonGenerator in project ratpack by ratpack.

the class HystrixCommandMetricsJsonMapper method apply.

@Override
public String apply(HystrixCommandMetrics commandMetrics) throws Exception {
    HystrixCommandKey key = commandMetrics.getCommandKey();
    HystrixCircuitBreaker circuitBreaker = HystrixCircuitBreaker.Factory.getInstance(key);
    StringWriter jsonString = new StringWriter();
    JsonGenerator json = jsonFactory.createGenerator(jsonString);
    json.writeStartObject();
    json.writeStringField("type", "HystrixCommand");
    json.writeStringField("name", key.name());
    json.writeStringField("group", commandMetrics.getCommandGroup().name());
    json.writeNumberField("currentTime", System.currentTimeMillis());
    // circuit breaker
    if (circuitBreaker == null) {
        // circuit breaker is disabled and thus never open
        json.writeBooleanField("isCircuitBreakerOpen", false);
    } else {
        json.writeBooleanField("isCircuitBreakerOpen", circuitBreaker.isOpen());
    }
    HystrixCommandMetrics.HealthCounts healthCounts = commandMetrics.getHealthCounts();
    json.writeNumberField("errorPercentage", healthCounts.getErrorPercentage());
    json.writeNumberField("errorCount", healthCounts.getErrorCount());
    json.writeNumberField("requestCount", healthCounts.getTotalRequests());
    // rolling counters
    json.writeNumberField("rollingCountBadRequests", commandMetrics.getRollingCount(HystrixRollingNumberEvent.BAD_REQUEST));
    json.writeNumberField("rollingCountCollapsedRequests", commandMetrics.getRollingCount(HystrixRollingNumberEvent.COLLAPSED));
    json.writeNumberField("rollingCountEmit", commandMetrics.getRollingCount(HystrixRollingNumberEvent.EMIT));
    json.writeNumberField("rollingCountExceptionsThrown", commandMetrics.getRollingCount(HystrixRollingNumberEvent.EXCEPTION_THROWN));
    json.writeNumberField("rollingCountFailure", commandMetrics.getRollingCount(HystrixRollingNumberEvent.FAILURE));
    json.writeNumberField("rollingCountEmit", commandMetrics.getRollingCount(HystrixRollingNumberEvent.FALLBACK_EMIT));
    json.writeNumberField("rollingCountFallbackFailure", commandMetrics.getRollingCount(HystrixRollingNumberEvent.FALLBACK_FAILURE));
    json.writeNumberField("rollingCountFallbackRejection", commandMetrics.getRollingCount(HystrixRollingNumberEvent.FALLBACK_REJECTION));
    json.writeNumberField("rollingCountFallbackSuccess", commandMetrics.getRollingCount(HystrixRollingNumberEvent.FALLBACK_SUCCESS));
    json.writeNumberField("rollingCountResponsesFromCache", commandMetrics.getRollingCount(HystrixRollingNumberEvent.RESPONSE_FROM_CACHE));
    json.writeNumberField("rollingCountSemaphoreRejected", commandMetrics.getRollingCount(HystrixRollingNumberEvent.SEMAPHORE_REJECTED));
    json.writeNumberField("rollingCountShortCircuited", commandMetrics.getRollingCount(HystrixRollingNumberEvent.SHORT_CIRCUITED));
    json.writeNumberField("rollingCountSuccess", commandMetrics.getRollingCount(HystrixRollingNumberEvent.SUCCESS));
    json.writeNumberField("rollingCountThreadPoolRejected", commandMetrics.getRollingCount(HystrixRollingNumberEvent.THREAD_POOL_REJECTED));
    json.writeNumberField("rollingCountTimeout", commandMetrics.getRollingCount(HystrixRollingNumberEvent.TIMEOUT));
    json.writeNumberField("currentConcurrentExecutionCount", commandMetrics.getCurrentConcurrentExecutionCount());
    json.writeNumberField("rollingMaxConcurrentExecutionCount", commandMetrics.getRollingMaxConcurrentExecutions());
    // latency percentiles
    json.writeNumberField("latencyExecute_mean", commandMetrics.getExecutionTimeMean());
    json.writeObjectFieldStart("latencyExecute");
    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", commandMetrics.getTotalTimeMean());
    json.writeObjectFieldStart("latencyTotal");
    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", commandProperties.circuitBreakerRequestVolumeThreshold().get());
    json.writeNumberField("propertyValue_circuitBreakerSleepWindowInMilliseconds", commandProperties.circuitBreakerSleepWindowInMilliseconds().get());
    json.writeNumberField("propertyValue_circuitBreakerErrorThresholdPercentage", commandProperties.circuitBreakerErrorThresholdPercentage().get());
    json.writeBooleanField("propertyValue_circuitBreakerForceOpen", commandProperties.circuitBreakerForceOpen().get());
    json.writeBooleanField("propertyValue_circuitBreakerForceClosed", commandProperties.circuitBreakerForceClosed().get());
    json.writeBooleanField("propertyValue_circuitBreakerEnabled", commandProperties.circuitBreakerEnabled().get());
    json.writeStringField("propertyValue_executionIsolationStrategy", commandProperties.executionIsolationStrategy().get().name());
    json.writeNumberField("propertyValue_executionIsolationThreadTimeoutInMilliseconds", commandProperties.executionTimeoutInMilliseconds().get());
    json.writeNumberField("propertyValue_executionTimeoutInMilliseconds", commandProperties.executionTimeoutInMilliseconds().get());
    json.writeBooleanField("propertyValue_executionIsolationThreadInterruptOnTimeout", commandProperties.executionIsolationThreadInterruptOnTimeout().get());
    json.writeStringField("propertyValue_executionIsolationThreadPoolKeyOverride", commandProperties.executionIsolationThreadPoolKeyOverride().get());
    json.writeNumberField("propertyValue_executionIsolationSemaphoreMaxConcurrentRequests", commandProperties.executionIsolationSemaphoreMaxConcurrentRequests().get());
    json.writeNumberField("propertyValue_fallbackIsolationSemaphoreMaxConcurrentRequests", 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", commandProperties.metricsRollingStatisticalWindowInMilliseconds().get());
    json.writeBooleanField("propertyValue_requestCacheEnabled", commandProperties.requestCacheEnabled().get());
    json.writeBooleanField("propertyValue_requestLogEnabled", commandProperties.requestLogEnabled().get());
    // this will get summed across all instances in a cluster
    json.writeNumberField("reportingHosts", 1);
    json.writeEndObject();
    json.close();
    return jsonString.getBuffer().toString();
}

Example 68 with JsonGenerator

use of org.apache.flink.shaded.jackson2.com.fasterxml.jackson.core.JsonGenerator in project bw-calendar-engine by Bedework.

the class JcalHandler method outJcal.

public static void outJcal(final Writer wtr, final Collection<EventInfo> vals, final int methodType, final IcalendarType pattern, final String currentPrincipal, final EventTimeZonesRegistry tzreg) throws CalFacadeException {
    try {
        final JsonGenerator jgen = jsonFactory.createJsonGenerator(wtr);
        if (Logger.getLogger(JcalHandler.class).isDebugEnabled()) {
            jgen.useDefaultPrettyPrinter();
        }
        jgen.writeStartArray();
        calendarProps(jgen, methodType);
        // for components
        jgen.writeStartArray();
        for (final EventInfo ei : vals) {
            BwEvent ev = ei.getEvent();
            final Component comp;
            if (ev.getEntityType() == IcalDefs.entityTypeFreeAndBusy) {
                comp = VFreeUtil.toVFreeBusy(ev);
            } else {
                comp = VEventUtil.toIcalComponent(ei, false, tzreg, currentPrincipal);
            }
            outComp(jgen, comp);
            if (ei.getNumOverrides() > 0) {
                for (final EventInfo oei : ei.getOverrides()) {
                    ev = oei.getEvent();
                    outComp(jgen, VEventUtil.toIcalComponent(oei, true, tzreg, currentPrincipal));
                }
            }
        }
        // for components
        jgen.writeEndArray();
        jgen.writeEndArray();
        jgen.flush();
    } catch (final CalFacadeException cfe) {
        throw cfe;
    } catch (final Throwable t) {
        throw new CalFacadeException(t);
    }
}

Example 69 with JsonGenerator

use of org.apache.flink.shaded.jackson2.com.fasterxml.jackson.core.JsonGenerator in project tutorials by eugenp.

the class JacksonSerializationIgnoreUnitTest method givenTypeHasFilterThatIgnoresNegativeInt_whenDtoIsSerialized_thenCorrect.

@Test
public final void givenTypeHasFilterThatIgnoresNegativeInt_whenDtoIsSerialized_thenCorrect() throws JsonParseException, IOException {
    final PropertyFilter theFilter = new SimpleBeanPropertyFilter() {

        @Override
        public final void serializeAsField(final Object pojo, final JsonGenerator jgen, final SerializerProvider provider, final PropertyWriter writer) throws Exception {
            if (include(writer)) {
                if (!writer.getName().equals("intValue")) {
                    writer.serializeAsField(pojo, jgen, provider);
                    return;
                }
                final int intValue = ((MyDtoWithFilter) pojo).getIntValue();
                if (intValue >= 0) {
                    writer.serializeAsField(pojo, jgen, provider);
                }
            } else if (!jgen.canOmitFields()) {
                // since 2.3
                writer.serializeAsOmittedField(pojo, jgen, provider);
            }
        }

        @Override
        protected final boolean include(final BeanPropertyWriter writer) {
            return true;
        }

        @Override
        protected final boolean include(final PropertyWriter writer) {
            return true;
        }
    };
    final FilterProvider filters = new SimpleFilterProvider().addFilter("myFilter", theFilter);
    final MyDtoWithFilter dtoObject = new MyDtoWithFilter();
    dtoObject.setIntValue(-1);
    final ObjectMapper mapper = new ObjectMapper();
    final String dtoAsString = mapper.writer(filters).writeValueAsString(dtoObject);
    assertThat(dtoAsString, not(containsString("intValue")));
    assertThat(dtoAsString, containsString("booleanValue"));
    assertThat(dtoAsString, containsString("stringValue"));
    System.out.println(dtoAsString);
}

Example 70 with JsonGenerator

use of org.apache.flink.shaded.jackson2.com.fasterxml.jackson.core.JsonGenerator in project pac4j by pac4j.

the class CasOAuthWrapperClientTests method testParsingAttributesCASServerV4_2AndBefore.

@Test
public void testParsingAttributesCASServerV4_2AndBefore() throws IOException {
    final JsonFactory jsonFactory = new JsonFactory(new ObjectMapper());
    final Map<String, Object> attributes = new HashMap<>();
    attributes.put(KEY, VALUE);
    attributes.put(NAME, TOKEN);
    final StringWriter writer = new StringWriter();
    try (final JsonGenerator jsonGenerator = jsonFactory.createJsonGenerator(writer)) {
        jsonGenerator.writeStartObject();
        jsonGenerator.writeStringField("id", ID);
        jsonGenerator.writeArrayFieldStart("attributes");
        for (final Map.Entry<String, Object> entry : attributes.entrySet()) {
            jsonGenerator.writeStartObject();
            jsonGenerator.writeObjectField(entry.getKey(), entry.getValue());
            jsonGenerator.writeEndObject();
        }
        jsonGenerator.writeEndArray();
        jsonGenerator.writeEndObject();
    }
    final String body = writer.toString();
    final CasOAuthWrapperClient client = new CasOAuthWrapperClient();
    client.setKey(KEY);
    client.setSecret(SECRET);
    client.setCasOAuthUrl(CALLBACK_URL);
    client.setCallbackUrl(CALLBACK_URL);
    client.init();
    final CasOAuthWrapperProfile profile = new CasOAuthWrapperProfileDefinition().extractUserProfile(body);
    assertEquals(ID, profile.getId());
    assertEquals(2, profile.getAttributes().size());
    assertEquals(VALUE, profile.getAttribute(KEY));
    assertEquals(TOKEN, profile.getAttribute(NAME));
}