Example usage for com.fasterxml.jackson.databind ObjectMapper writeValueAsBytes

List of usage examples for com.fasterxml.jackson.databind ObjectMapper writeValueAsBytes

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Introduction

In this page you can find the example usage for com.fasterxml.jackson.databind ObjectMapper writeValueAsBytes.

Prototype

@SuppressWarnings("resource")
public byte[] writeValueAsBytes(Object value) throws JsonProcessingException

Source Link

Document

Method that can be used to serialize any Java value as a byte array.

Usage

From source file:org.apache.nifi.processors.msgpack.MessagePackPack.java

@Override
public void onTrigger(final ProcessContext context, final ProcessSession session) throws ProcessException {
    FlowFile flowFile = session.get();//  w  ww.  j  av  a  2 s .com
    if (flowFile == null) {
        return;
    }

    final ObjectMapper reader = new ObjectMapper();
    final ObjectMapper writer = new ObjectMapper(new MessagePackFactory());
    writer.setAnnotationIntrospector(new JsonArrayFormat());

    final AtomicBoolean failed = new AtomicBoolean(false);
    flowFile = session.write(flowFile, new StreamCallback() {
        @Override
        public void process(InputStream is, OutputStream os) throws IOException {
            try (final OutputStream msgpack = new BufferedOutputStream(os)) {
                final JsonNode json = reader.readTree(is);
                final byte[] bytes = writer.writeValueAsBytes(json);
                msgpack.write(bytes);
                msgpack.flush();
            } catch (JsonProcessingException e) {
                getLogger().error(e.getMessage(), e);
                failed.set(true);
            }
        }
    });

    if (failed.get()) {
        session.transfer(flowFile, REL_FAILURE);
        return;
    }

    flowFile = session.putAttribute(flowFile, CoreAttributes.MIME_TYPE.key(), MIME_TYPE);
    flowFile = session.putAttribute(flowFile, MIME_EXT_KEY, MIME_EXT);

    session.transfer(flowFile, REL_SUCCESS);
}

From source file:io.orchestrate.client.HttpClient.java

/** {@inheritDoc} */
@Override//w  w  w. java 2  s .  c  o m
public OrchestrateFuture<KvMetadata> execute(final KvStoreOperation kvStoreOp) {
    checkNotNull(kvStoreOp, "kvStoreOp");

    final OrchestrateFutureImpl<KvMetadata> future = new OrchestrateFutureImpl<KvMetadata>(kvStoreOp);

    final ObjectMapper mapper = builder.getMapper().getMapper();
    final byte[] content;
    try {
        final Object value = kvStoreOp.getValue();
        if (value instanceof String) {
            content = ((String) value).getBytes();
        } else {
            content = mapper.writeValueAsBytes(value);
        }
    } catch (final JsonProcessingException e) {
        future.setException(e);
        return future;
    }

    final UEncoder urlEncoder = new UEncoder();
    final String uri = urlEncoder.encodeURL(kvStoreOp.getCollection()).concat("/")
            .concat(urlEncoder.encodeURL(kvStoreOp.getKey()));

    final HttpRequestPacket.Builder httpHeaderBuilder = HttpRequestPacket.builder().method(Method.PUT)
            .contentType("application/json").uri(uri);
    if (kvStoreOp.hasCurrentRef()) {
        final String ref = "\"".concat(kvStoreOp.getCurrentRef()).concat("\"");
        httpHeaderBuilder.header(Header.IfMatch, ref);
    } else if (kvStoreOp.hasIfAbsent()) {
        httpHeaderBuilder.header(Header.IfNoneMatch, "\"*\"");
    }
    httpHeaderBuilder.contentLength(content.length);

    final HttpContent httpContent = httpHeaderBuilder.build().httpContentBuilder()
            .content(new ByteBufferWrapper(ByteBuffer.wrap(content))).build();

    execute(httpContent, future);
    return future;
}

From source file:io.orchestrate.client.HttpClient.java

/** {@inheritDoc} */
@Override/*ww  w  .  j  a  va 2  s  . c  om*/
public OrchestrateFuture<Boolean> execute(final EventStoreOperation eventStoreOp) {
    checkNotNull(eventStoreOp, "eventStoreOp");

    final OrchestrateFutureImpl<Boolean> future = new OrchestrateFutureImpl<Boolean>(eventStoreOp);

    final ObjectMapper mapper = builder.getMapper().getMapper();
    final byte[] content;
    try {
        final Object value = eventStoreOp.getValue();
        if (value instanceof String) {
            content = ((String) value).getBytes();
        } else {
            content = mapper.writeValueAsBytes(value);
        }
    } catch (final JsonProcessingException e) {
        future.setException(e);
        return future;
    }

    final UEncoder urlEncoder = new UEncoder();
    final String uri = urlEncoder.encodeURL(eventStoreOp.getCollection()).concat("/")
            .concat(urlEncoder.encodeURL(eventStoreOp.getKey())).concat("/events/")
            .concat(urlEncoder.encodeURL(eventStoreOp.getType()));

    final HttpRequestPacket.Builder httpHeaderBuilder = HttpRequestPacket.builder().method(Method.PUT)
            .contentType("application/json").uri(uri);
    if (eventStoreOp.hasTimestamp()) {
        httpHeaderBuilder.query("timestamp=" + eventStoreOp.getTimestamp());
    }
    httpHeaderBuilder.contentLength(content.length);

    final HttpContent httpContent = httpHeaderBuilder.build().httpContentBuilder()
            .content(new ByteBufferWrapper(ByteBuffer.wrap(content))).build();

    execute(httpContent, future);
    return future;
}

From source file:com.cloudera.livy.client.common.TestHttpMessages.java

/**
 * Tests that all defined messages can be serialized and deserialized using Jackson.
 *//*from   w  ww. j a  va 2 s.  c  om*/
@Test
public void testMessageSerialization() throws Exception {
    ObjectMapper mapper = new ObjectMapper();

    for (Class<?> msg : HttpMessages.class.getClasses()) {
        if (msg.isInterface()) {
            continue;
        }

        String name = msg.getSimpleName();

        Constructor c = msg.getConstructors()[0];
        Object[] params = new Object[c.getParameterTypes().length];
        Type[] genericTypes = c.getGenericParameterTypes();
        for (int i = 0; i < params.length; i++) {
            params[i] = dummyValue(c.getParameterTypes()[i], genericTypes[i]);
        }

        Object o1 = c.newInstance(params);
        byte[] serialized = mapper.writeValueAsBytes(o1);
        Object o2 = mapper.readValue(serialized, msg);

        assertNotNull("could not deserialize " + name, o2);
        for (Field f : msg.getFields()) {
            checkEquals(name, f, o1, o2);
        }
    }

}

From source file:com.yahoo.pulsar.broker.loadbalance.SimpleLoadManagerImplTest.java

private void createNamespacePolicies(PulsarService pulsar) throws Exception {
    NamespaceIsolationPolicies policies = new NamespaceIsolationPolicies();
    // set up policy that use this broker as primary
    NamespaceIsolationData policyData = new NamespaceIsolationData();
    policyData.namespaces = new ArrayList<String>();
    policyData.namespaces.add("pulsar/use/primary-ns.*");
    policyData.primary = new ArrayList<String>();
    policyData.primary.add(pulsar1.getAdvertisedAddress() + "*");
    policyData.secondary = new ArrayList<String>();
    policyData.secondary.add("prod2-broker([78]).messaging.usw.example.co.*");
    policyData.auto_failover_policy = new AutoFailoverPolicyData();
    policyData.auto_failover_policy.policy_type = AutoFailoverPolicyType.min_available;
    policyData.auto_failover_policy.parameters = new HashMap<String, String>();
    policyData.auto_failover_policy.parameters.put("min_limit", "1");
    policyData.auto_failover_policy.parameters.put("usage_threshold", "100");
    policies.setPolicy("primaryBrokerPolicy", policyData);

    ObjectMapper jsonMapper = ObjectMapperFactory.create();
    ZooKeeper globalZk = pulsar.getGlobalZkCache().getZooKeeper();
    ZkUtils.createFullPathOptimistic(globalZk,
            AdminResource.path("clusters", "use", "namespaceIsolationPolicies"), new byte[0],
            ZooDefs.Ids.OPEN_ACL_UNSAFE, CreateMode.PERSISTENT);
    byte[] content = jsonMapper.writeValueAsBytes(policies.getPolicies());
    globalZk.setData(AdminResource.path("clusters", "use", "namespaceIsolationPolicies"), content, -1);

}

From source file:gov.bnl.channelfinder.PropertiesResource.java

/**
 * PUT method for creating multiple properties.
 *
 * @param data XmlProperties data (from payload)
 * @return HTTP Response//  w  w w. j av a 2  s. co  m
 * @throws IOException
 *             when audit or log fail
 */
@PUT
@Consumes("application/json")
public Response create(List<XmlProperty> data) throws IOException {
    Client client = getNewClient();
    UserManager um = UserManager.getInstance();
    um.setUser(securityContext.getUserPrincipal(), securityContext.isUserInRole("Administrator"));
    ObjectMapper mapper = new ObjectMapper();
    try {
        BulkRequestBuilder bulkRequest = client.prepareBulk();
        for (XmlProperty property : data) {
            bulkRequest.add(client.prepareUpdate("properties", "property", property.getName())
                    .setDoc(mapper.writeValueAsBytes(property))
                    .setUpsert(new IndexRequest("properties", "property", property.getName())
                            .source(mapper.writeValueAsBytes(property))));
        }
        bulkRequest.setRefresh(true);
        BulkResponse bulkResponse = bulkRequest.execute().actionGet();
        if (bulkResponse.hasFailures()) {
            return handleException(um.getUserName(), "PUT", Response.Status.INTERNAL_SERVER_ERROR,
                    bulkResponse.buildFailureMessage());
        } else {
            Response r = Response.noContent().build();
            audit.info(
                    um.getUserName() + "|" + uriInfo.getPath() + "|PUT|OK|" + r.getStatus() + "|data=" + data);
            return r;
        }
    } catch (Exception e) {
        return handleException(um.getUserName(), "PUT", Response.Status.INTERNAL_SERVER_ERROR, e);
    } finally {
        client.close();
    }
}

From source file:gov.bnl.channelfinder.PropertiesResource.java

/**
 * POST method for creating multiple properties.
 *
 * If the channels don't exist it will fail
 *
 * @param data XmlProperties data (from payload)
 * @return HTTP Response/*  w w w .  j  a v  a 2  s .  co m*/
 * @throws IOException
 *             when audit or log fail
 */
@POST
@Consumes("application/json")
public Response update(List<XmlProperty> data) throws IOException {
    Client client = getNewClient();
    UserManager um = UserManager.getInstance();
    um.setUser(securityContext.getUserPrincipal(), securityContext.isUserInRole("Administrator"));
    ObjectMapper mapper = new ObjectMapper();
    try {
        BulkRequestBuilder bulkRequest = client.prepareBulk();
        for (XmlProperty property : data) {
            bulkRequest.add(client.prepareUpdate("properties", "property", property.getName())
                    .setDoc(mapper.writeValueAsBytes(property))
                    .setUpsert(new IndexRequest("properties", "property", property.getName())
                            .source(mapper.writeValueAsBytes(property))));
            if (property.getChannels() != null) {
                HashMap<String, String> param = new HashMap<String, String>();
                param.put("name", property.getName());
                param.put("owner", property.getOwner());
                param.put("value", property.getValue());
                for (XmlChannel channel : property.getChannels()) {
                    bulkRequest.add(new UpdateRequest("channelfinder", "channel", channel.getName())
                            .refresh(true)
                            .script("removeProperty = new Object();"
                                    + "for (xmlProp in ctx._source.properties) "
                                    + "{ if (xmlProp.name == property.name) { removeProperty = xmlProp} }; "
                                    + "ctx._source.tags.remove(removeProperty);"
                                    + "ctx._source.tags.add(property)")
                            .addScriptParam("property", param));
                }
            }
        }
        bulkRequest.setRefresh(true);
        BulkResponse bulkResponse = bulkRequest.execute().actionGet();
        if (bulkResponse.hasFailures()) {
            audit.severe(bulkResponse.buildFailureMessage());
            if (bulkResponse.buildFailureMessage().contains("DocumentMissingException")) {
                return handleException(um.getUserName(), "POST", Response.Status.NOT_FOUND,
                        bulkResponse.buildFailureMessage());
            } else {
                return handleException(um.getUserName(), "POST", Response.Status.INTERNAL_SERVER_ERROR,
                        bulkResponse.buildFailureMessage());
            }
        } else {
            Response r = Response.noContent().build();
            audit.info(
                    um.getUserName() + "|" + uriInfo.getPath() + "|PUT|OK|" + r.getStatus() + "|data=" + data);
            return r;
        }
    } catch (Exception e) {
        return handleException(um.getUserName(), "POST", Response.Status.INTERNAL_SERVER_ERROR, e);
    } finally {
        client.close();
    }
}

From source file:gov.bnl.channelfinder.ChannelsResource.java

/**
 * PUT method for creating/replacing a channel instance identified by the payload.
 * The <b>complete</b> set of properties for the channel must be supplied,
 * which will replace the existing set of properties.
 *
 * @param chan name of channel to create or add
 * @param data new data (properties/tags) for channel <tt>chan</tt>
 * @return HTTP response//from  w w w  . ja  va 2 s  .c  o m
 */
@PUT
@Path("{chName: " + chNameRegex + "}")
@Consumes("application/json")
public Response create(@PathParam("chName") String chan, XmlChannel data) {
    audit.severe("PUT:" + XmlChannel.toLog(data));
    UserManager um = UserManager.getInstance();
    um.setUser(securityContext.getUserPrincipal(), securityContext.isUserInRole("Administrator"));
    if (data.getName() == null || data.getName().isEmpty()) {
        return handleException(um.getUserName(), "PUT", Response.Status.BAD_REQUEST, "Specified channel name '"
                + chan + "' and payload channel name '" + data.getName() + "' do not match");
    }
    if (!validateChannelName(chan, data)) {
        return handleException(um.getUserName(), "PUT", Response.Status.BAD_REQUEST, "Specified channel name '"
                + chan + "' and payload channel name '" + data.getName() + "' do not match");
    }
    long start = System.currentTimeMillis();
    Client client = getNewClient();
    ObjectMapper mapper = new ObjectMapper();
    try {
        start = System.currentTimeMillis();
        data = validateChannel(data, client);
        audit.info(um.getUserName() + "|" + uriInfo.getPath() + "|PUT|validation : "
                + (System.currentTimeMillis() - start));
        IndexRequest indexRequest = new IndexRequest("channelfinder", "channel", chan)
                .source(mapper.writeValueAsBytes(data));
        UpdateRequest updateRequest = new UpdateRequest("channelfinder", "channel", chan)
                .doc(mapper.writeValueAsBytes(data)).upsert(indexRequest).refresh(true);
        UpdateResponse result = client.update(updateRequest).actionGet();
        Response r = Response.noContent().build();
        audit.info(um.getUserName() + "|" + uriInfo.getPath() + "|PUT|OK|" + r.getStatus() + "|data="
                + XmlChannel.toLog(data));
        return r;
    } catch (IllegalArgumentException e) {
        return handleException(um.getUserName(), "PUT", Response.Status.BAD_REQUEST, e);
    } catch (Exception e) {
        return handleException(um.getUserName(), "PUT", Response.Status.INTERNAL_SERVER_ERROR, e);
    } finally {
        client.close();
    }
}

From source file:com.unilever.audit.services2.Sync_Down.java

/**
 * Retrieves representation of an instance of
 * com.unilever.audit.services2.AuditResource
 *
 * @param id//  w  w w. j  av  a  2s . c  o  m
 * @param dataType
 * @return an instance of java.lang.String
 */
@GET
@Path("getSyncObject/{id}/{dataType}/{compress}")
@Produces("application/json")
public byte[] getSyncObject(@PathParam("id") int id, @PathParam("dataType") String dataType,
        @PathParam("compress") int compress) {

    GZIPOutputStream gzip = null;
    count++;
    ByteArrayOutputStream out = null;
    SyncDownObjects syncDownObjects = getObject(dataType, id);

    try {
        out = new ByteArrayOutputStream();
        gzip = new GZIPOutputStream(out);

        ObjectMapper mapper = new ObjectMapper();
        AnnotationIntrospector introspector = new JaxbAnnotationIntrospector();
        AnnotationIntrospector introspector1 = new JacksonAnnotationIntrospector();
        mapper.setAnnotationIntrospectors(introspector, introspector1);
        mapper.setDateFormat(new SimpleDateFormat("yyyy-MM-dd HH:mm:ss"));

        //String jsonString = mapper.writeValueAsString(syncDownObjects);
        //JSONObject jsonobject = (JSONObject) new JSONParser().parse(jsonString);
        //gzip.write(jsonobject.toString().getBytes("8859_1"));
        //gzip.write(jsonobject.toString().getBytes("UTF-8"));
        gzip.write(mapper.writeValueAsBytes(syncDownObjects));
        gzip.close();

    } catch (IOException ex) {
        ex.printStackTrace();
    } //catch (ParseException ex) {
      // ex.printStackTrace();
      // }
    System.out.println("======================= count : " + count);
    return out.toByteArray();
}