Example usage for com.fasterxml.jackson.databind.node ArrayNode size

Introduction

In this page you can find the example usage for com.fasterxml.jackson.databind.node ArrayNode size.

Prototype

public int size() 

Source Link

Usage

From source file:com.vmware.photon.controller.clustermanager.clients.SwarmClient.java

/**
 * This method calls into the Swarm API endpoint to retrieve the node ip addresses.
 *
 * @param connectionString          connectionString of the master Node in the Cluster
 * @param callback                  callback that is invoked on completion of the operation.
 * @param nodeProperty              specify the property of the node to return.
 * @throws IOException/*w  w w  .  j  a  v a2  s .  c om*/
 */
private void getNodeStatusAsync(final String connectionString, final FutureCallback<Set<String>> callback,
        final NodeProperty nodeProperty) throws IOException {

    final RestClient restClient = new RestClient(connectionString, this.httpClient);

    org.apache.http.concurrent.FutureCallback<HttpResponse> futureCallback = new org.apache.http.concurrent.FutureCallback<HttpResponse>() {
        @Override
        public void completed(HttpResponse result) {

            ArrayNode driverStatus;
            try {
                restClient.checkResponse(result, HttpStatus.SC_OK);
                JsonNode response = objectMapper.readTree(result.getEntity().getContent());
                driverStatus = (ArrayNode) response.get("DriverStatus");
            } catch (Throwable e) {
                callback.onFailure(e);
                return;
            }

            Set<String> nodes = new HashSet<>();

            for (JsonNode entry : driverStatus) {
                ArrayNode kv = (ArrayNode) entry;
                if (kv.size() == 2) {
                    try {
                        String key = kv.get(0).asText();
                        if (key.startsWith(MASTER_VM_NAME_PREFIX) || key.startsWith(WORKER_VM_NAME_PREFIX)) {
                            switch (nodeProperty) {
                            case IP_ADDRESS:
                                String nodeAddress = kv.get(1).asText().split(":")[0];
                                nodes.add(nodeAddress);
                                break;
                            case HOSTNAME:
                                nodes.add(key);
                                break;
                            default:
                                new UnsupportedOperationException(
                                        "NodeProperty is not supported. NodeProperty: " + nodeProperty);
                            }
                        }
                    } catch (Exception ex) {
                        logger.error("malformed node value", ex);
                    }
                }
            }

            callback.onSuccess(nodes);
        }

        @Override
        public void failed(Exception ex) {
            callback.onFailure(ex);
        }

        @Override
        public void cancelled() {
            callback.onFailure(new RuntimeException("getNodeStatusAsync was cancelled"));
        }
    };

    restClient.performAsync(RestClient.Method.GET, SWARM_STATUS_PATH, null, futureCallback);
}

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From source file:io.wcm.caravan.pipeline.impl.JsonPathSelectorTest.java

@Test
public void testExtractArrayQueryNoResults() {

    // if no selection matches the expression, but the property in the query exists, no results are returned
    ArrayNode result = new JsonPathSelector("$..book[?(@.title=='No such title')]").call(booksJson);

    assertEquals(0, result.size());
}

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From source file:org.gitana.platform.client.changeset.ChangesetImpl.java

@Override
public List<String> getParentChangesetIds() {
    List<String> parentChangesetIds = new ArrayList<String>();

    if (has(FIELD_PARENTS)) {
        ArrayNode parents = getArray(FIELD_PARENTS);
        if (parents.size() > 0) {
            for (int i = 0; i < parents.size(); i++) {
                parentChangesetIds.add(parents.get(i).textValue());
            }/*from w ww  .j a v  a 2  s  .  c o m*/
        }
    }

    return parentChangesetIds;
}

---

From source file:la.alsocan.jsonshapeshifter.transformations.SimpleCollectionTransformationTest.java

@Test
public void collectionBindingShouldProduceTheRightNumberOfElements() throws IOException {

    Schema source = Schema.buildSchema(new ObjectMapper().readTree(DataSet.SIMPLE_COLLECTION_SCHEMA));
    Schema target = Schema.buildSchema(new ObjectMapper().readTree(DataSet.SIMPLE_COLLECTION_SCHEMA));
    Transformation t = new Transformation(source, target);

    Iterator<SchemaNode> it = t.toBind();
    it.next();/*from   ww  w.ja  v  a2s . c  o  m*/
    t.bind(it.next(), new ArrayNodeBinding((SchemaArrayNode) source.at("/someStringArray")));
    it.next();
    t.bind(it.next(), new ArrayNodeBinding((SchemaArrayNode) source.at("/someIntegerArray")));

    JsonNode payload = new ObjectMapper().readTree(DataSet.SIMPLE_COLLECTION_PAYLOAD);
    JsonNode result = t.apply(payload);

    ArrayNode stringCollection = (ArrayNode) result.at("/someStringArray");
    assertThat(stringCollection.size(), is(5));

    ArrayNode integerCollection = (ArrayNode) result.at("/someIntegerArray");
    assertThat(integerCollection.size(), is(8));
}

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From source file:org.lendingclub.mercator.docker.DockerSerializerModule.java

public ObjectNode flatten(JsonNode n) {
    ObjectNode out = vanillaObjectMapper.createObjectNode();
    Converter<String, String> caseFormat = CaseFormat.UPPER_CAMEL.converterTo(CaseFormat.LOWER_CAMEL);

    n.fields().forEachRemaining(it -> {
        JsonNode val = it.getValue();
        String key = it.getKey();
        key = caseFormat.convert(key);/*from ww  w.  jav a 2 s. c om*/
        if (val.isValueNode()) {

            out.set(key, it.getValue());
        } else if (val.isArray()) {
            if (val.size() == 0) {
                out.set(key, val);
            }
            boolean valid = true;
            Class<? extends Object> type = null;
            ArrayNode an = (ArrayNode) val;
            for (int i = 0; valid && i < an.size(); i++) {
                if (!an.get(i).isValueNode()) {
                    valid = false;
                }
                if (type != null && an.get(i).getClass() != type) {
                    valid = false;
                }
            }

        }
    });
    renameAttribute(out, "oSType", "osType");
    renameAttribute(out, "iD", "id");
    renameAttribute(out, "neventsListener", "nEventsListener");
    renameAttribute(out, "cPUSet", "cpuSet");
    renameAttribute(out, "cPUShares", "cpuShares");
    renameAttribute(out, "iPv4Forwarding", "ipv4Forwarding");
    renameAttribute(out, "oOMKilled", "oomKilled");
    renameAttribute(out, "state_oomkilled", "state_oomKilled");
    renameAttribute(out, "bridgeNfIptables", "bridgeNfIpTables");
    renameAttribute(out, "bridgeNfIp6tables", "bridgeNfIp6Tables");
    out.remove("ngoroutines");
    return out;
}

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From source file:org.apache.solr.kelvin.App.java

private void configureTestsFromJsonNode(JsonNode node) throws Exception {
    if (testCases == null)
        testCases = new ArrayList<ITestCase>(); //otherwise appends
    ArrayNode list = ConfigurableLoader.assureArray(node);
    for (int i = 0; i < list.size(); i++) {
        JsonNode config = list.get(i);//from  w  ww  .  ja va2 s .  c  o  m
        try {
            ITestCase t = SingletonTestRegistry.instantiate(config);
            t.configure(config);
            testCases.add(t);
        } catch (Exception e) {
            logger.log(Level.SEVERE, "error reading " + config.toString(), e);
        }
    }
}

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From source file:io.wcm.caravan.pipeline.impl.JsonPathSelectorTest.java

@Test
public void testExtractArrayQuery2() {

    // find the book by title
    ArrayNode result = new JsonPathSelector("$..book[?(@.title=='The Lord of the Rings')]").call(booksJson);

    assertEquals(1, result.size());
}

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From source file:io.cloudslang.content.json.actions.GetValueFromObject.java

private JsonNode getValue(JsonNode jsonElement, String aKey) throws Exception {

    //non JSON array object
    if (!aKey.matches(".*" + ESCAPED_SLASH + "[[0-9]+]$")) {
        if (jsonElement.get(aKey) != null) {
            return jsonElement.get(aKey);
        } else/*  w  w  w. j av a  2  s.  c  o m*/
            throw new Exception("The " + aKey + " key does not exist in JavaScript object!");
    }
    //JSON array object
    else {
        int startIndex = aKey.indexOf("[");
        int endIndex = aKey.indexOf("]");
        String oneKey = aKey.substring(0, startIndex);
        int index = 0;
        try {
            index = Integer.parseInt(aKey.substring(startIndex + 1, endIndex));
        } catch (NumberFormatException e) {
            throw new Exception("Invalid index provided: " + index);
        }
        JsonNode subObject;
        subObject = jsonElement.get(oneKey);
        if (jsonElement.get(oneKey) != null) {
            if (subObject instanceof ArrayNode) {
                final ArrayNode asJsonArray = (ArrayNode) subObject;
                if ((index >= asJsonArray.size()) || (index < 0)) {
                    throw new Exception("The provided " + index
                            + " index is out of range! Provide a valid index value in the provided JSON!");
                } else {
                    return asJsonArray.get(index);
                }
            } else {
                throw new Exception("Invalid json array provided: " + subObject.toString() + " ");
            }
        } else {
            throw new Exception("The " + aKey + " key does not exist in JavaScript object!");
        }
    }
}

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From source file:com.github.pjungermann.config.types.json.JsonConverter.java

@NotNull
@SuppressWarnings("unchecked")
protected ArrayList prepareEntries(@NotNull final ArrayNode valueList) {
    final ArrayList list = new ArrayList(valueList.size());

    for (JsonNode entry : valueList) {
        if (entry instanceof ObjectNode) {
            list.add(from((ObjectNode) entry));

        } else {//  w  ww.j av  a2  s.  c  o  m
            list.add(extractValue(entry));
        }
    }

    return list;
}

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From source file:com.turn.shapeshifter.AutoSerializer.java

/**
 * {@inheritDoc}//from   www  .  j a v a  2  s .c  om
 * @throws SerializationException
 */
@Override
public JsonNode serialize(Message message, ReadableSchemaRegistry registry) throws SerializationException {
    ObjectNode object = new ObjectNode(JsonNodeFactory.instance);

    for (Descriptors.FieldDescriptor field : descriptor.getFields()) {
        String propertyName = AutoSchema.PROTO_FIELD_CASE_FORMAT.to(AutoSchema.JSON_FIELD_CASE_FORMAT,
                field.getName());
        if (field.isRepeated()) {
            if (message.getRepeatedFieldCount(field) > 0) {
                ArrayNode array = serializeRepeatedField(message, field, registry);
                if (array.size() != 0) {
                    object.put(propertyName, array);
                }
            }
        } else if (message.hasField(field)) {
            Object value = message.getField(field);
            JsonNode fieldNode = serializeValue(value, field, registry);
            if (!fieldNode.isNull()) {
                object.put(propertyName, fieldNode);
            }
        }
    }

    if (object.size() == 0) {
        return NullNode.instance;
    }

    return object;
}

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