Example usage for com.fasterxml.jackson.core JsonGenerator writeArrayFieldStart

List of usage examples for com.fasterxml.jackson.core JsonGenerator writeArrayFieldStart

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Introduction

In this page you can find the example usage for com.fasterxml.jackson.core JsonGenerator writeArrayFieldStart.

Prototype

public final void writeArrayFieldStart(String fieldName) throws IOException, JsonGenerationException

Source Link

Document

Convenience method for outputting a field entry ("member") (that will contain a JSON Array value), and the START_ARRAY marker.

Usage

From source file:com.msopentech.odatajclient.engine.data.json.DOMTreeUtilsV4.java

public static void writeSubtree(final ODataClient client, final JsonGenerator jgen, final Node content,
        final boolean propType) throws IOException {
    for (Node child : XMLUtils.getChildNodes(content, Node.ELEMENT_NODE)) {
        final String childName = XMLUtils.getSimpleName(child);

        final Node typeAttr = child.getAttributes().getNamedItem(ODataConstants.ATTR_M_TYPE);
        if (typeAttr != null && EdmSimpleType.isGeospatial(typeAttr.getTextContent())) {
            jgen.writeStringField(//w w w .  java  2 s. c  om
                    propType ? ODataConstants.JSON_TYPE : childName + "@" + ODataConstants.JSON_TYPE,
                    typeAttr.getTextContent());

            jgen.writeObjectFieldStart(childName);
            GeospatialJSONHandler.serialize(jgen, (Element) child, typeAttr.getTextContent());
            jgen.writeEndObject();
        } else if (XMLUtils.hasOnlyTextChildNodes(child)) {
            if (child.hasChildNodes()) {
                final String out;
                if (typeAttr == null) {
                    out = child.getChildNodes().item(0).getNodeValue();
                } else {
                    if (typeAttr.getTextContent().startsWith("Edm.")) {
                        final EdmSimpleType type = EdmSimpleType.fromValue(typeAttr.getTextContent());
                        final ODataPrimitiveValue value = client.getPrimitiveValueBuilder().setType(type)
                                .setText(child.getChildNodes().item(0).getNodeValue()).build();
                        out = value.toString();

                        jgen.writeStringField(childName + "@" + ODataConstants.JSON_TYPE, type.toString());
                    } else {
                        // enum
                        out = child.getTextContent();
                        jgen.writeStringField(childName + "@" + ODataConstants.JSON_TYPE,
                                typeAttr.getTextContent());
                    }
                }
                jgen.writeStringField(childName, out);
            } else {
                if (child.getAttributes().getNamedItem(ODataConstants.ATTR_NULL) == null) {
                    if (typeAttr != null && EdmSimpleType.String.toString().equals(typeAttr.getTextContent())) {
                        jgen.writeStringField(childName + "@" + ODataConstants.JSON_TYPE,
                                typeAttr.getTextContent());
                        jgen.writeStringField(childName, StringUtils.EMPTY);
                    } else {
                        jgen.writeArrayFieldStart(childName);
                        jgen.writeEndArray();
                    }
                } else {
                    jgen.writeNullField(childName);
                }
            }
        } else {
            if (XMLUtils.hasElementsChildNode(child)) {
                jgen.writeArrayFieldStart(childName);

                for (Node nephew : XMLUtils.getChildNodes(child, Node.ELEMENT_NODE)) {
                    if (XMLUtils.hasOnlyTextChildNodes(nephew)) {
                        jgen.writeString(nephew.getChildNodes().item(0).getNodeValue());
                    } else {
                        jgen.writeStartObject();
                        DOMTreeUtils.writeSubtree(client, jgen, nephew);
                        jgen.writeEndObject();
                    }
                }

                jgen.writeEndArray();
            } else {
                jgen.writeObjectFieldStart(childName);
                if (typeAttr != null) {
                    jgen.writeStringField("@" + ODataConstants.JSON_TYPE, typeAttr.getTextContent());
                }

                DOMTreeUtils.writeSubtree(client, jgen, child);

                jgen.writeEndObject();
            }
        }
    }
}

From source file:org.apache.olingo.commons.core.serialization.JsonEntitySetSerializer.java

protected void doContainerSerialize(final ResWrap<EntitySet> container, final JsonGenerator jgen)
        throws IOException, EdmPrimitiveTypeException {

    final EntitySet entitySet = container.getPayload();

    jgen.writeStartObject();//from   w ww .j  ava2s  . co m

    if (serverMode) {
        if (container.getContextURL() != null) {
            jgen.writeStringField(version.compareTo(ODataServiceVersion.V40) >= 0 ? Constants.JSON_CONTEXT
                    : Constants.JSON_METADATA, container.getContextURL().toASCIIString());
        }

        if (version.compareTo(ODataServiceVersion.V40) >= 0
                && StringUtils.isNotBlank(container.getMetadataETag())) {
            jgen.writeStringField(Constants.JSON_METADATA_ETAG, container.getMetadataETag());
        }
    }

    if (entitySet.getId() != null) {
        jgen.writeStringField(version.getJsonName(ODataServiceVersion.JsonKey.ID),
                entitySet.getId().toASCIIString());
    }
    jgen.writeNumberField(version.getJsonName(ODataServiceVersion.JsonKey.COUNT),
            entitySet.getCount() == null ? entitySet.getEntities().size() : entitySet.getCount());
    if (serverMode) {
        if (entitySet.getNext() != null) {
            jgen.writeStringField(version.getJsonName(ODataServiceVersion.JsonKey.NEXT_LINK),
                    entitySet.getNext().toASCIIString());
        }
        if (entitySet.getDeltaLink() != null) {
            jgen.writeStringField(version.getJsonName(ODataServiceVersion.JsonKey.DELTA_LINK),
                    entitySet.getDeltaLink().toASCIIString());
        }
    }

    for (Annotation annotation : entitySet.getAnnotations()) {
        valuable(jgen, annotation, "@" + annotation.getTerm());
    }

    jgen.writeArrayFieldStart(Constants.VALUE);
    final JsonEntitySerializer entitySerializer = new JsonEntitySerializer(version, serverMode);
    for (Entity entity : entitySet.getEntities()) {
        entitySerializer.doSerialize(entity, jgen);
    }
    jgen.writeEndArray();

    jgen.writeEndObject();
}

From source file:com.boundary.zoocreeper.Backup.java

private void dumpNode(JsonGenerator jgen, String path, Stat stat, List<ACL> acls, byte[] data)
        throws IOException {
    jgen.writeObjectFieldStart(path);//  w w w . ja v  a2s. c om

    // The number of changes to the ACL of this znode.
    jgen.writeNumberField(FIELD_AVERSION, stat.getAversion());

    // The time in milliseconds from epoch when this znode was created.
    jgen.writeNumberField(FIELD_CTIME, stat.getCtime());

    // The number of changes to the children of this znode.
    jgen.writeNumberField(FIELD_CVERSION, stat.getCversion());

    // The zxid of the change that caused this znode to be created.
    jgen.writeNumberField(FIELD_CZXID, stat.getCzxid());

    // The length of the data field of this znode.
    // jgen.writeNumberField("dataLength", stat.getDataLength());

    // The session id of the owner of this znode if the znode is an ephemeral node. If it is not an ephemeral node,
    // it will be zero.
    jgen.writeNumberField(FIELD_EPHEMERAL_OWNER, stat.getEphemeralOwner());

    // The time in milliseconds from epoch when this znode was last modified.
    jgen.writeNumberField(FIELD_MTIME, stat.getMtime());

    // The zxid of the change that last modified this znode.
    jgen.writeNumberField(FIELD_MZXID, stat.getMzxid());

    // The number of children of this znode.
    jgen.writeNumberField("numChildren", stat.getNumChildren());

    // last modified children?
    jgen.writeNumberField(FIELD_PZXID, stat.getPzxid());

    // The number of changes to the data of this znode.
    jgen.writeNumberField(FIELD_VERSION, stat.getVersion());

    if (data != null) {
        jgen.writeBinaryField(FIELD_DATA, data);
    } else {
        jgen.writeNullField(FIELD_DATA);
    }

    jgen.writeArrayFieldStart(FIELD_ACLS);
    for (ACL acl : acls) {
        jgen.writeStartObject();
        jgen.writeStringField(FIELD_ACL_ID, acl.getId().getId());
        jgen.writeStringField(FIELD_ACL_SCHEME, acl.getId().getScheme());
        jgen.writeNumberField(FIELD_ACL_PERMS, acl.getPerms());
        jgen.writeEndObject();
    }
    jgen.writeEndArray();

    jgen.writeEndObject();
}

From source file:com.google.openrtb.json.OpenRtbJsonWriter.java

protected void writeUserFields(User user, JsonGenerator gen) throws IOException {
    if (user.hasId()) {
        gen.writeStringField("id", user.getId());
    }//w w  w.  jav a2s.c o  m
    if (user.hasBuyeruid()) {
        gen.writeStringField("buyeruid", user.getBuyeruid());
    }
    if (user.hasYob()) {
        gen.writeNumberField("yob", user.getYob());
    }
    if (user.hasGender() && Gender.forCode(user.getGender()) != null) {
        gen.writeStringField("gender", user.getGender());
    }
    if (user.hasKeywords()) {
        gen.writeStringField("keywords", user.getKeywords());
    }
    if (user.hasCustomdata()) {
        gen.writeStringField("customdata", user.getCustomdata());
    }
    if (user.hasGeo()) {
        gen.writeFieldName("geo");
        writeGeo(user.getGeo(), gen);
    }
    if (user.getDataCount() != 0) {
        gen.writeArrayFieldStart("data");
        for (Data data : user.getDataList()) {
            writeData(data, gen);
        }
        gen.writeEndArray();
    }
}

From source file:org.apache.olingo.commons.core.serialization.JsonSerializer.java

protected void serverLinks(final Linked linked, final JsonGenerator jgen)
        throws IOException, EdmPrimitiveTypeException {
    if (linked instanceof Entity) {
        for (Link link : ((Entity) linked).getMediaEditLinks()) {
            if (StringUtils.isNotBlank(link.getHref())) {
                jgen.writeStringField(/*from  w  w  w  .  j  av  a 2s.co m*/
                        link.getTitle() + StringUtils.prependIfMissing(
                                version.getJsonName(ODataServiceVersion.JsonKey.MEDIA_EDIT_LINK), "@"),
                        link.getHref());
            }
        }
    }

    for (Link link : linked.getAssociationLinks()) {
        if (StringUtils.isNotBlank(link.getHref())) {
            jgen.writeStringField(
                    link.getTitle() + version.getJsonName(ODataServiceVersion.JsonKey.ASSOCIATION_LINK),
                    link.getHref());
        }
    }

    for (Link link : linked.getNavigationLinks()) {
        for (Annotation annotation : link.getAnnotations()) {
            valuable(jgen, annotation, link.getTitle() + "@" + annotation.getTerm());
        }

        if (StringUtils.isNotBlank(link.getHref())) {
            jgen.writeStringField(
                    link.getTitle() + version.getJsonName(ODataServiceVersion.JsonKey.NAVIGATION_LINK),
                    link.getHref());
        }

        if (link.getInlineEntity() != null) {
            jgen.writeFieldName(link.getTitle());
            new JsonEntitySerializer(version, serverMode).doSerialize(link.getInlineEntity(), jgen);
        } else if (link.getInlineEntitySet() != null) {
            jgen.writeArrayFieldStart(link.getTitle());
            JsonEntitySerializer entitySerializer = new JsonEntitySerializer(version, serverMode);
            for (Entity subEntry : link.getInlineEntitySet().getEntities()) {
                entitySerializer.doSerialize(subEntry, jgen);
            }
            jgen.writeEndArray();
        }
    }
}

From source file:org.apache.olingo.commons.core.serialization.JsonSerializer.java

protected void clientLinks(final Linked linked, final JsonGenerator jgen)
        throws IOException, EdmPrimitiveTypeException {

    final Map<String, List<String>> entitySetLinks = new HashMap<String, List<String>>();
    for (Link link : linked.getNavigationLinks()) {
        for (Annotation annotation : link.getAnnotations()) {
            valuable(jgen, annotation, link.getTitle() + "@" + annotation.getTerm());
        }/*from  w ww  . ja  va2s  .  c o m*/

        ODataLinkType type = null;
        try {
            type = ODataLinkType.fromString(version, link.getRel(), link.getType());
        } catch (IllegalArgumentException e) {
            // ignore
        }

        if (type == ODataLinkType.ENTITY_SET_NAVIGATION) {
            final List<String> uris;
            if (entitySetLinks.containsKey(link.getTitle())) {
                uris = entitySetLinks.get(link.getTitle());
            } else {
                uris = new ArrayList<String>();
                entitySetLinks.put(link.getTitle(), uris);
            }
            if (StringUtils.isNotBlank(link.getHref())) {
                uris.add(link.getHref());
            }
        } else {
            if (StringUtils.isNotBlank(link.getHref())) {
                jgen.writeStringField(link.getTitle() + Constants.JSON_BIND_LINK_SUFFIX, link.getHref());
            }
        }

        if (link.getInlineEntity() != null) {
            jgen.writeFieldName(link.getTitle());
            new JsonEntitySerializer(version, serverMode).doSerialize(link.getInlineEntity(), jgen);
        } else if (link.getInlineEntitySet() != null) {
            jgen.writeArrayFieldStart(link.getTitle());
            final JsonEntitySerializer entitySerializer = new JsonEntitySerializer(version, serverMode);
            for (Entity subEntry : link.getInlineEntitySet().getEntities()) {
                entitySerializer.doSerialize(subEntry, jgen);
            }
            jgen.writeEndArray();
        }
    }
    for (Map.Entry<String, List<String>> entitySetLink : entitySetLinks.entrySet()) {
        if (!entitySetLink.getValue().isEmpty()) {
            jgen.writeArrayFieldStart(entitySetLink.getKey() + Constants.JSON_BIND_LINK_SUFFIX);
            for (String uri : entitySetLink.getValue()) {
                jgen.writeString(uri);
            }
            jgen.writeEndArray();
        }
    }
}

From source file:de.escalon.hypermedia.spring.hydra.LinkListSerializer.java

private void writeActionDescriptors(JsonGenerator jgen, String currentVocab,
        List<ActionDescriptor> actionDescriptors) throws IOException, IntrospectionException {
    for (ActionDescriptor actionDescriptor : actionDescriptors) {
        if ("GET".equals(actionDescriptor.getHttpMethod())) {
            continue;
        }//w w  w.  j  ava2  s .c o  m

        jgen.writeStartObject(); // begin a hydra:Operation

        final String semanticActionType = actionDescriptor.getSemanticActionType();
        if (semanticActionType != null) {
            jgen.writeStringField("@type", semanticActionType);
        }
        jgen.writeStringField("hydra:method", actionDescriptor.getHttpMethod());

        final ActionInputParameter requestBodyInputParameter = actionDescriptor.getRequestBody();
        if (requestBodyInputParameter != null) {

            jgen.writeObjectFieldStart("hydra:expects"); // begin hydra:expects

            final Class<?> clazz = requestBodyInputParameter.getParameterType();
            final Expose classExpose = clazz.getAnnotation(Expose.class);
            final String typeName;
            if (classExpose != null) {
                typeName = classExpose.value();
            } else {
                typeName = requestBodyInputParameter.getParameterType().getSimpleName();
            }
            jgen.writeStringField("@type", typeName);

            jgen.writeArrayFieldStart("hydra:supportedProperty"); // begin hydra:supportedProperty
            // TODO check need for allRootParameters and requestBodyInputParameter here:
            recurseSupportedProperties(jgen, currentVocab, clazz, actionDescriptor, requestBodyInputParameter,
                    requestBodyInputParameter.getValue(), "");
            jgen.writeEndArray(); // end hydra:supportedProperty

            jgen.writeEndObject(); // end hydra:expects
        }

        jgen.writeEndObject(); // end hydra:Operation
    }
}

From source file:com.google.openrtb.json.OpenRtbJsonWriter.java

@SuppressWarnings("deprecation")
protected void writeBannerFields(Banner banner, JsonGenerator gen) throws IOException {
    if (banner.hasW()) {
        gen.writeNumberField("w", banner.getW());
    }/*  w w w  .ja v  a  2  s  .com*/
    if (banner.hasH()) {
        gen.writeNumberField("h", banner.getH());
    }
    if (banner.hasWmax()) {
        gen.writeNumberField("wmax", banner.getWmax());
    }
    if (banner.hasHmax()) {
        gen.writeNumberField("hmax", banner.getHmax());
    }
    if (banner.hasWmin()) {
        gen.writeNumberField("wmin", banner.getWmin());
    }
    if (banner.hasHmin()) {
        gen.writeNumberField("hmin", banner.getHmin());
    }
    if (banner.hasId()) {
        gen.writeStringField("id", banner.getId());
    }
    writeEnums("btype", banner.getBtypeList(), gen);
    writeEnums("battr", banner.getBattrList(), gen);
    if (banner.hasPos()) {
        gen.writeNumberField("pos", banner.getPos().getNumber());
    }
    writeStrings("mimes", banner.getMimesList(), gen);
    if (banner.hasTopframe()) {
        writeIntBoolField("topframe", banner.getTopframe(), gen);
    }
    writeEnums("expdir", banner.getExpdirList(), gen);
    writeEnums("api", banner.getApiList(), gen);
    if (checkRequired(banner.getFormatCount())) {
        gen.writeArrayFieldStart("format");
        for (Format format : banner.getFormatList()) {
            writeFormat(format, gen);
        }
        gen.writeEndArray();
    }
}

From source file:org.apache.olingo.client.core.serialization.JsonEntitySerializer.java

protected void doContainerSerialize(final ResWrap<Entity> container, final JsonGenerator jgen)
        throws IOException, EdmPrimitiveTypeException {

    final Entity entity = container.getPayload();

    jgen.writeStartObject();/*w  ww .java2 s. c  o m*/

    if (serverMode) {
        if (container.getContextURL() != null) {
            jgen.writeStringField(Constants.JSON_CONTEXT, container.getContextURL().toASCIIString());
        }
        if (StringUtils.isNotBlank(container.getMetadataETag())) {
            jgen.writeStringField(Constants.JSON_METADATA_ETAG, container.getMetadataETag());
        }

        if (StringUtils.isNotBlank(entity.getETag())) {
            jgen.writeStringField(Constants.JSON_ETAG, entity.getETag());
        }
    }

    if (StringUtils.isNotBlank(entity.getType()) && !isODataMetadataNone(contentType)) {
        jgen.writeStringField(Constants.JSON_TYPE,
                new EdmTypeInfo.Builder().setTypeExpression(entity.getType()).build().external());
    }

    if (entity.getId() != null && !isODataMetadataNone(contentType)) {
        jgen.writeStringField(Constants.JSON_ID, entity.getId().toASCIIString());
    }

    for (Annotation annotation : entity.getAnnotations()) {
        valuable(jgen, annotation, "@" + annotation.getTerm());
    }

    for (Property property : entity.getProperties()) {
        valuable(jgen, property, property.getName());
    }

    if (serverMode && entity.getEditLink() != null && StringUtils.isNotBlank(entity.getEditLink().getHref())) {
        jgen.writeStringField(Constants.JSON_EDIT_LINK, entity.getEditLink().getHref());

        if (entity.isMediaEntity()) {
            jgen.writeStringField(Constants.JSON_MEDIA_READ_LINK, entity.getEditLink().getHref() + "/$value");
        }
    }

    if (!isODataMetadataNone(contentType)) {
        links(entity, jgen);
    }

    for (Link link : entity.getMediaEditLinks()) {
        if (link.getTitle() == null) {
            jgen.writeStringField(Constants.JSON_MEDIA_EDIT_LINK, link.getHref());
        }

        if (link.getInlineEntity() != null) {
            jgen.writeObjectField(link.getTitle(), link.getInlineEntity());
        }
        if (link.getInlineEntitySet() != null) {
            jgen.writeArrayFieldStart(link.getTitle());
            for (Entity subEntry : link.getInlineEntitySet().getEntities()) {
                jgen.writeObject(subEntry);
            }
            jgen.writeEndArray();
        }
    }

    if (serverMode) {
        for (Operation operation : entity.getOperations()) {
            jgen.writeObjectFieldStart(
                    "#" + StringUtils.substringAfterLast(operation.getMetadataAnchor(), "#"));
            jgen.writeStringField(Constants.ATTR_TITLE, operation.getTitle());
            jgen.writeStringField(Constants.ATTR_TARGET, operation.getTarget().toASCIIString());
            jgen.writeEndObject();
        }
    }

    jgen.writeEndObject();
}