Examples with ObjectWriter com.fasterxml.jackson.databind.ObjectWriter used on opensource projects

Example 36 with ObjectWriter

use of com.fasterxml.jackson.databind.ObjectWriter in project torodb by torodb.

the class ConfigUtils method printXmlConfig.

public static <T> void printXmlConfig(T config, Console console) throws IOException, JsonGenerationException, JsonMappingException {
    ObjectMapper objectMapper = xmlMapper();
    ObjectWriter objectWriter = objectMapper.writer();
    objectWriter = objectWriter.withRootName("config");
    printConfig(config, console, objectWriter);
}

Example 37 with ObjectWriter

use of com.fasterxml.jackson.databind.ObjectWriter in project Activiti by Activiti.

the class SaveProcessDefinitionInfoCmd method execute.

public Void execute(CommandContext commandContext) {
    if (processDefinitionId == null) {
        throw new ActivitiIllegalArgumentException("process definition id is null");
    }
    if (infoNode == null) {
        throw new ActivitiIllegalArgumentException("process definition info node is null");
    }
    ProcessDefinitionInfoEntityManager definitionInfoEntityManager = commandContext.getProcessDefinitionInfoEntityManager();
    ProcessDefinitionInfoEntity definitionInfoEntity = definitionInfoEntityManager.findProcessDefinitionInfoByProcessDefinitionId(processDefinitionId);
    if (definitionInfoEntity == null) {
        definitionInfoEntity = new ProcessDefinitionInfoEntity();
        definitionInfoEntity.setProcessDefinitionId(processDefinitionId);
        commandContext.getProcessDefinitionInfoEntityManager().insertProcessDefinitionInfo(definitionInfoEntity);
    } else {
        commandContext.getProcessDefinitionInfoEntityManager().updateProcessDefinitionInfo(definitionInfoEntity);
    }
    if (infoNode != null) {
        try {
            ObjectWriter writer = commandContext.getProcessEngineConfiguration().getObjectMapper().writer();
            commandContext.getProcessDefinitionInfoEntityManager().updateInfoJson(definitionInfoEntity.getId(), writer.writeValueAsBytes(infoNode));
        } catch (Exception e) {
            throw new ActivitiException("Unable to serialize info node " + infoNode);
        }
    }
    return null;
}

Example 38 with ObjectWriter

use of com.fasterxml.jackson.databind.ObjectWriter in project pulsar by yahoo.

the class PerformanceConsumer method main.

public static void main(String[] args) throws Exception {
    final Arguments arguments = new Arguments();
    JCommander jc = new JCommander(arguments);
    jc.setProgramName("pulsar-perf-consumer");
    try {
        jc.parse(args);
    } catch (ParameterException e) {
        System.out.println(e.getMessage());
        jc.usage();
        System.exit(-1);
    }
    if (arguments.help) {
        jc.usage();
        System.exit(-1);
    }
    if (arguments.topic.size() != 1) {
        System.out.println("Only one destination name is allowed");
        jc.usage();
        System.exit(-1);
    }
    if (arguments.confFile != null) {
        Properties prop = new Properties(System.getProperties());
        prop.load(new FileInputStream(arguments.confFile));
        if (arguments.serviceURL == null) {
            arguments.serviceURL = prop.getProperty("brokerServiceUrl");
        }
        if (arguments.serviceURL == null) {
            arguments.serviceURL = prop.getProperty("webServiceUrl");
        }
        // fallback to previous-version serviceUrl property to maintain backward-compatibility
        if (arguments.serviceURL == null) {
            arguments.serviceURL = prop.getProperty("serviceUrl", "http://localhost:8080/");
        }
        if (arguments.authPluginClassName == null) {
            arguments.authPluginClassName = prop.getProperty("authPlugin", null);
        }
        if (arguments.authParams == null) {
            arguments.authParams = prop.getProperty("authParams", null);
        }
    }
    // Dump config variables
    ObjectMapper m = new ObjectMapper();
    ObjectWriter w = m.writerWithDefaultPrettyPrinter();
    log.info("Starting Pulsar performance consumer with config: {}", w.writeValueAsString(arguments));
    final DestinationName prefixDestinationName = DestinationName.get(arguments.topic.get(0));
    final RateLimiter limiter = arguments.rate > 0 ? RateLimiter.create(arguments.rate) : null;
    MessageListener listener = new MessageListener() {

        public void received(Consumer consumer, Message msg) {
            messagesReceived.increment();
            bytesReceived.add(msg.getData().length);
            if (limiter != null) {
                limiter.acquire();
            }
            consumer.acknowledgeAsync(msg);
        }
    };
    EventLoopGroup eventLoopGroup;
    if (SystemUtils.IS_OS_LINUX) {
        eventLoopGroup = new EpollEventLoopGroup(Runtime.getRuntime().availableProcessors() * 2, new DefaultThreadFactory("pulsar-perf-consumer"));
    } else {
        eventLoopGroup = new NioEventLoopGroup(Runtime.getRuntime().availableProcessors(), new DefaultThreadFactory("pulsar-perf-consumer"));
    }
    ClientConfiguration clientConf = new ClientConfiguration();
    clientConf.setConnectionsPerBroker(arguments.maxConnections);
    clientConf.setStatsInterval(arguments.statsIntervalSeconds, TimeUnit.SECONDS);
    if (isNotBlank(arguments.authPluginClassName)) {
        clientConf.setAuthentication(arguments.authPluginClassName, arguments.authParams);
    }
    PulsarClient pulsarClient = new PulsarClientImpl(arguments.serviceURL, clientConf, eventLoopGroup);
    List<Future<Consumer>> futures = Lists.newArrayList();
    ConsumerConfiguration consumerConfig = new ConsumerConfiguration();
    consumerConfig.setMessageListener(listener);
    consumerConfig.setReceiverQueueSize(arguments.receiverQueueSize);
    for (int i = 0; i < arguments.numDestinations; i++) {
        final DestinationName destinationName = (arguments.numDestinations == 1) ? prefixDestinationName : DestinationName.get(String.format("%s-%d", prefixDestinationName, i));
        log.info("Adding {} consumers on destination {}", arguments.numConsumers, destinationName);
        for (int j = 0; j < arguments.numConsumers; j++) {
            String subscriberName;
            if (arguments.numConsumers > 1) {
                subscriberName = String.format("%s-%d", arguments.subscriberName, j);
            } else {
                subscriberName = arguments.subscriberName;
            }
            futures.add(pulsarClient.subscribeAsync(destinationName.toString(), subscriberName, consumerConfig));
        }
    }
    for (Future<Consumer> future : futures) {
        future.get();
    }
    log.info("Start receiving from {} consumers on {} destinations", arguments.numConsumers, arguments.numDestinations);
    long oldTime = System.nanoTime();
    while (true) {
        try {
            Thread.sleep(10000);
        } catch (InterruptedException e) {
            break;
        }
        long now = System.nanoTime();
        double elapsed = (now - oldTime) / 1e9;
        double rate = messagesReceived.sumThenReset() / elapsed;
        double throughput = bytesReceived.sumThenReset() / elapsed * 8 / 1024 / 1024;
        log.info("Throughput received: {}  msg/s -- {} Mbit/s", dec.format(rate), dec.format(throughput));
        oldTime = now;
    }
    pulsarClient.close();
}

Example 39 with ObjectWriter

use of com.fasterxml.jackson.databind.ObjectWriter in project uPortal by Jasig.

the class JacksonColumnMapper method toNonNullValue.

@Override
public final String toNonNullValue(Object value) {
    try {
        final Class<? extends Object> type = value.getClass();
        final ObjectWriter typeWriter = typedObjectWriters.getUnchecked(type);
        final String valueAsString = typeWriter.writeValueAsString(value);
        return objectWriter.writeValueAsString(new JsonWrapper(type, valueAsString));
    } catch (JsonGenerationException e) {
        throw new IllegalArgumentException("Could not write to JSON: " + value, e);
    } catch (JsonMappingException e) {
        throw new IllegalArgumentException("Could not write to JSON: " + value, e);
    } catch (IOException e) {
        throw new IllegalArgumentException("Could not write to JSON: " + value, e);
    }
}

Example 40 with ObjectWriter

use of com.fasterxml.jackson.databind.ObjectWriter in project uPortal by Jasig.

the class AnalyticsIncorporationComponentEventSerializationTest method testMixinWithCopy.

/**
     * Fails as actual output is:
     * {"@c":".PortletRenderExecutionEvent","timestamp":1371671516798,"serverId":"example.com","eventSessionId":"1234567890123_system_AAAAAAAAAAA","userName":"system","fname":"fname1","executionTimeNano":123450000,"parameters":{},"targeted":false,"usedPortalCache":false}
     */
@Ignore
@Test
public void testMixinWithCopy() throws Exception {
    ObjectMapper mapper = new ObjectMapper();
    mapper.findAndRegisterModules();
    //Clone from "shared" ObjectMapper
    mapper = mapper.copy();
    mapper.addMixInAnnotations(Object.class, PortletRenderExecutionEventFilterMixIn.class);
    final FilterProvider filterProvider = new SimpleFilterProvider().addFilter(PortletRenderExecutionEventFilterMixIn.FILTER_NAME, SimpleBeanPropertyFilter.filterOutAllExcept("fname", "executionTimeNano", "parameters"));
    final ObjectWriter portletEventWriter = mapper.writer(filterProvider);
    final String result = portletEventWriter.writeValueAsString(createEvent());
    assertEquals("{\"@c\":\".PortletRenderExecutionEvent\",\"fname\":\"fname1\",\"executionTimeNano\":123450000,\"parameters\":{}}", result);
}