Example usage for com.fasterxml.jackson.databind JsonNode elements

Introduction

In this page you can find the example usage for com.fasterxml.jackson.databind JsonNode elements.

Prototype

public Iterator<JsonNode> elements() 

Source Link

Usage

From source file:com.rusticisoftware.tincan.Group.java

public Group(JsonNode jsonNode) {
    super(jsonNode);

    JsonNode memberNode = jsonNode.path("member");
    if (!memberNode.isMissingNode()) {
        this.members = new ArrayList<Agent>();
        Iterator it = memberNode.elements();
        while (it.hasNext()) {
            this.members.add(Agent.fromJson((JsonNode) it.next()));
        }/*from   w  w  w. j  av a 2  s .  c  o  m*/
    }
}

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From source file:org.workspace7.moviestore.utils.MovieDBHelper.java

/**
 * This method queries the external API and caches the movies, for the demo purpose we just query only first page
 *
 * @return - the status code of the invocation
 *//*from   w  w  w .  jav a  2  s  .c  o  m*/
protected int queryAndCache() {

    if (this.moviesCache.isEmpty()) {

        log.info("No movies exist in cache, loading cache ..");

        UriComponentsBuilder moviesUri = UriComponentsBuilder
                .fromUriString(movieStoreProps.getApiEndpointUrl() + "/movie/popular")
                .queryParam("api_key", movieStoreProps.getApiKey());

        final URI requestUri = moviesUri.build().toUri();

        log.info("Request URI:{}", requestUri);

        ResponseEntity<String> response = restTemplate.getForEntity(requestUri, String.class);

        log.info("Response Status:{}", response.getStatusCode());

        Map<String, Movie> movieMap = new HashMap<>();

        if (200 == response.getStatusCode().value()) {
            String jsonBody = response.getBody();
            ObjectMapper objectMapper = new ObjectMapper();
            try {
                JsonNode root = objectMapper.readTree(jsonBody);
                JsonNode results = root.path("results");
                results.elements().forEachRemaining(movieNode -> {
                    String id = movieNode.get("id").asText();
                    Movie movie = Movie.builder().id(id).overview(movieNode.get("overview").asText())
                            .popularity(movieNode.get("popularity").floatValue())
                            .posterPath("http://image.tmdb.org/t/p/w92" + movieNode.get("poster_path").asText())
                            .logoPath("http://image.tmdb.org/t/p/w45" + movieNode.get("poster_path").asText())
                            .title(movieNode.get("title").asText())
                            .price(ThreadLocalRandom.current().nextDouble(1.0, 10.0)).build();
                    movieMap.put(id, movie);
                });
            } catch (IOException e) {
                log.error("Error reading response:", e);
            }

            log.debug("Got {} movies", movieMap);
            moviesCache.putAll(movieMap);
        }
        return response.getStatusCode().value();
    } else {
        log.info("Cache already loaded with movies ... will use cache");
        return 200;
    }
}

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From source file:io.moo.propane.sources.ClasspathFileConfigurationSource.java

private Object map(final JsonNode input) {
    if (input.isArray()) {
        Iterator<JsonNode> elements = input.elements();
        List<Object> values = new ArrayList<>();
        while (elements.hasNext()) {
            Optional.of(elements.next()).filter(JsonNode::isValueNode).map(JsonNode::asText)
                    .ifPresent(values::add);
        }/*  w  w  w . ja v  a 2s.c  o m*/
        return values;
    } else if (input.isObject()) {

        System.out.println("Inception:");
        final Iterator<Map.Entry<String, JsonNode>> fields = input.fields();
        while (fields.hasNext()) {
            System.out.println(fields.next());
        }

        return input.asText();
    } else if (input.isValueNode()) {
        return input.asText();
    } else {
        return input;
    }
}

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From source file:org.springframework.social.facebook.api.impl.UserTemplate.java

private List<String> deserializePermissionsNodeToList(JsonNode jsonNode) {
    JsonNode dataNode = jsonNode.get("data");
    List<String> permissions = new ArrayList<String>();
    for (Iterator<JsonNode> elementIt = dataNode.elements(); elementIt.hasNext();) {
        JsonNode permissionsElement = elementIt.next();
        String name = permissionsElement.get("permission").asText();
        String status = permissionsElement.get("status").asText();
        if ("granted".equals(status)) {
            permissions.add(name);//from   w  ww  .jav  a2 s.c  o m
        }
    }
    return permissions;
}

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From source file:org.jsonschema2pojo.rules.NotRequiredRule.java

/**
 * Applies this schema rule to take the not required code generation steps.
 * <p>//from  www .j  ava  2s .c  o  m
 * The not required rule adds a Nullable annotation if JSR-305 annotations are desired.
 *
 * @param nodeName
 *            the name of the schema node for which this "required" rule has
 *            been added
 * @param node
 *            the "not required" node, having a value <code>false</code> or
 *            <code>no value</code>
 * @param generatableType
 *            the class or method which may be marked as "not required"
 * @return the JavaDoc comment attached to the generatableType, which
 *         <em>may</em> have an added not to mark this construct as
 *         not required.
 */
@Override
public JDocCommentable apply(String nodeName, JsonNode node, JDocCommentable generatableType, Schema schema) {

    // Since NotRequiredRule is executed for all fields that do not have "required" present,
    // we need to recognize whether the field is part of the RequiredArrayRule.
    JsonNode requiredArray = schema.getContent().get("required");

    if (requiredArray != null) {
        for (Iterator<JsonNode> iterator = requiredArray.elements(); iterator.hasNext();) {
            String requiredArrayItem = iterator.next().asText();
            if (nodeName.equals(requiredArrayItem)) {
                return generatableType;
            }
        }
    }

    if (ruleFactory.getGenerationConfig().isIncludeJsr305Annotations()
            && generatableType instanceof JFieldVar) {
        generatableType.javadoc().append(NOT_REQUIRED_COMMENT_TEXT);
        ((JFieldVar) generatableType).annotate(Nullable.class);
    }

    return generatableType;
}

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From source file:org.agorava.facebook.impl.UserServiceImpl.java

private List<String> deserializePermissionsNodeToList(JsonNode jsonNode) {
    JsonNode dataNode = jsonNode.get("data");
    List<String> permissions = new ArrayList<String>();
    for (Iterator<JsonNode> elementIt = dataNode.elements(); elementIt.hasNext();) {
        JsonNode permissionsElement = elementIt.next();
        for (Iterator<String> fieldNamesIt = permissionsElement.fieldNames(); fieldNamesIt.hasNext();) {
            permissions.add(fieldNamesIt.next());
        }/*from   www. jav a2 s.  c  o  m*/
    }
    return permissions;
}

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From source file:io.gravitee.definition.jackson.datatype.services.healthcheck.deser.RequestDeserializer.java

@Override
public Request deserialize(JsonParser jp, DeserializationContext ctxt) throws IOException {
    JsonNode node = jp.getCodec().readTree(jp);

    Request request = new Request();

    JsonNode uriNode = node.get("uri");
    if (uriNode != null) {
        request.setUri(uriNode.asText());
    } else {//from  w w  w .  ja va2 s .c o m
        throw ctxt.mappingException("[healthcheck] URI is required");
    }

    final JsonNode methodNode = node.get("method");
    if (methodNode != null) {
        request.setMethod(HttpMethod.valueOf(methodNode.asText().toUpperCase()));
    } else {
        throw ctxt.mappingException("[healthcheck] Method is required");
    }

    JsonNode bodyNode = node.get("body");
    if (bodyNode != null) {
        request.setBody(bodyNode.asText());
    }

    JsonNode headersNode = node.get("headers");
    if (headersNode != null) {
        List<HttpHeader> headers = new ArrayList<>();
        headersNode.elements().forEachRemaining(headerNode -> {
            HttpHeader header = new HttpHeader();
            header.setName(headerNode.findValue("name").asText());
            header.setValue(headerNode.findValue("value").asText());
            headers.add(header);
        });

        request.setHeaders(headers);
    }

    return request;
}

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From source file:com.enitalk.configs.BotConfig.java

@Bean(name = "offsetMap")
public TreeMap<Long, String> timezones() throws IOException {
    ObjectMapper j = new ObjectMapper();
    JsonNode o = j.readTree(new ClassPathResource("dates/treeTz.json").getInputStream());
    TreeMap<Long, String> offsets = new TreeMap<>();
    Iterator<JsonNode> it = o.elements();
    while (it.hasNext()) {
        JsonNode el = it.next();/*from  ww  w . ja v a  2s.c o m*/
        String key = el.fieldNames().next();
        offsets.put(Long.valueOf(key), el.path(key).iterator().next().toString());
    }

    return offsets;

}

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From source file:com.nebhale.jsonpath.internal.component.WildcardPathComponent.java

@Override
protected JsonNode select(JsonNode input) {
    if (input.isArray()) {
        return input;
    } else {//from w w w .  ja v  a  2  s.  com
        ArrayNode result = JsonNodeFactory.instance.arrayNode();

        for (Iterator<JsonNode> i = input.elements(); i.hasNext();) {
            result.add(i.next());
        }

        return result;
    }
}

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From source file:com.strategicgains.hyperexpress.serialization.siren.jackson.SirenResourceDeserializer.java

/**
 * @param resource// ww  w. j a  v  a 2 s .  c om
 * @param field
 */
private void addAllLinks(SirenResource resource, Entry<String, JsonNode> field) {
    LinkBuilder lb = new LinkBuilder();
    lb.rel(field.getKey());
    Iterator<JsonNode> values = field.getValue().elements();

    while (values.hasNext()) {
        JsonNode value = values.next();
        Iterator<JsonNode> elements = value.elements();

        while (elements.hasNext()) {
            JsonNode element = elements.next();
            lb.set(element.asText(), element.textValue());
        }

        resource.addLink(lb.build());
        lb.clearAttributes();
    }
}

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