public void append(
final XMLStreamWriter writer,
final EntityInfoAggregator eia,
final Map<String, Object> data,
final boolean isRootElement,
final boolean isFeedPart)
throws EntityProviderException {
try {
writer.writeStartElement(FormatXml.ATOM_ENTRY);
if (isRootElement) {
writer.writeDefaultNamespace(Edm.NAMESPACE_ATOM_2005);
writer.writeNamespace(Edm.PREFIX_M, Edm.NAMESPACE_M_2007_08);
writer.writeNamespace(Edm.PREFIX_D, Edm.NAMESPACE_D_2007_08);
}
if (!isFeedPart) {
writer.writeAttribute(
Edm.PREFIX_XML,
Edm.NAMESPACE_XML_1998,
"base",
properties.getServiceRoot().toASCIIString());
}
etag = createETag(eia, data);
if (etag != null) {
writer.writeAttribute(Edm.NAMESPACE_M_2007_08, FormatXml.M_ETAG, etag);
}
// write all atom infos (mandatory and optional)
appendAtomMandatoryParts(writer, eia, data);
appendAtomOptionalParts(writer, eia, data);
if (eia.getEntityType().hasStream()) {
// write all links
appendAtomEditLink(writer, eia, data);
appendAtomContentLink(writer, eia, data, properties.getMediaResourceMimeType());
appendAtomNavigationLinks(writer, eia, data);
// write properties/content
appendCustomProperties(writer, eia, data);
appendAtomContentPart(writer, eia, data, properties.getMediaResourceMimeType());
appendProperties(writer, eia, data);
} else {
// write all links
appendAtomEditLink(writer, eia, data);
appendAtomNavigationLinks(writer, eia, data);
// write properties/content
appendCustomProperties(writer, eia, data);
writer.writeStartElement(FormatXml.ATOM_CONTENT);
writer.writeAttribute(FormatXml.ATOM_TYPE, ContentType.APPLICATION_XML.toString());
appendProperties(writer, eia, data);
writer.writeEndElement();
}
writer.writeEndElement();
writer.flush();
} catch (Exception e) {
throw new EntityProviderException(EntityProviderException.COMMON, e);
}
}
private void appendAtomMandatoryParts(
final XMLStreamWriter writer, final EntityInfoAggregator eia, final Map<String, Object> data)
throws EntityProviderException {
try {
writer.writeStartElement(FormatXml.ATOM_ID);
location = properties.getServiceRoot().toASCIIString() + createSelfLink(eia, data, null);
writer.writeCharacters(location);
writer.writeEndElement();
writer.writeStartElement(FormatXml.ATOM_TITLE);
writer.writeAttribute(FormatXml.ATOM_TYPE, FormatXml.ATOM_TEXT);
EntityPropertyInfo titleInfo = eia.getTargetPathInfo(EdmTargetPath.SYNDICATION_TITLE);
if (titleInfo != null) {
EdmSimpleType st = (EdmSimpleType) titleInfo.getType();
Object object = data.get(titleInfo.getName());
String title = st.valueToString(object, EdmLiteralKind.DEFAULT, titleInfo.getFacets());
if (title != null) {
writer.writeCharacters(title);
}
} else {
writer.writeCharacters(eia.getEntitySetName());
}
writer.writeEndElement();
writer.writeStartElement(FormatXml.ATOM_UPDATED);
writer.writeCharacters(getUpdatedString(eia, data));
writer.writeEndElement();
} catch (XMLStreamException e) {
throw new EntityProviderException(EntityProviderException.COMMON, e);
} catch (EdmSimpleTypeException e) {
throw new EntityProviderException(EntityProviderException.COMMON, e);
}
}
private void appendInlineFeed(
final XMLStreamWriter writer,
final String navigationPropertyName,
final EntityInfoAggregator eia,
final Map<String, Object> data,
final String self)
throws EntityProviderException, XMLStreamException, EdmException, URISyntaxException {
if (eia.getExpandedNavigationPropertyNames().contains(navigationPropertyName)) {
if (properties.getCallbacks() != null
&& properties.getCallbacks().containsKey(navigationPropertyName)) {
writer.writeStartElement(Edm.NAMESPACE_M_2007_08, FormatXml.M_INLINE);
EdmNavigationProperty navProp =
(EdmNavigationProperty) eia.getEntityType().getProperty(navigationPropertyName);
WriteFeedCallbackContext context = new WriteFeedCallbackContext();
context.setSourceEntitySet(eia.getEntitySet());
context.setNavigationProperty(navProp);
context.setEntryData(data);
ExpandSelectTreeNode subNode =
properties.getExpandSelectTree().getLinks().get(navigationPropertyName);
context.setCurrentExpandSelectTreeNode(subNode);
context.setSelfLink(new URI(self));
ODataCallback callback = properties.getCallbacks().get(navigationPropertyName);
if (callback == null) {
throw new EntityProviderException(EntityProviderException.EXPANDNOTSUPPORTED);
}
WriteFeedCallbackResult result = null;
try {
result = ((OnWriteFeedContent) callback).retrieveFeedResult(context);
} catch (ODataApplicationException e) {
throw new EntityProviderException(EntityProviderException.COMMON, e);
}
List<Map<String, Object>> inlineData = result.getFeedData();
EntityProviderWriteProperties inlineProperties = result.getInlineProperties();
EdmEntitySet inlineEntitySet = eia.getEntitySet().getRelatedEntitySet(navProp);
AtomFeedProducer inlineFeedProducer = new AtomFeedProducer(inlineProperties);
EntityInfoAggregator inlineEia =
EntityInfoAggregator.create(inlineEntitySet, inlineProperties.getExpandSelectTree());
inlineFeedProducer.append(writer, inlineEia, inlineData, true);
writer.writeEndElement();
}
}
}
private void appendInlineEntry(
final XMLStreamWriter writer,
final String navigationPropertyName,
final EntityInfoAggregator eia,
final Map<String, Object> data)
throws EntityProviderException {
try {
if (eia.getExpandedNavigationPropertyNames().contains(navigationPropertyName)) {
if (properties.getCallbacks() != null
&& properties.getCallbacks().containsKey(navigationPropertyName)) {
writer.writeStartElement(Edm.NAMESPACE_M_2007_08, FormatXml.M_INLINE);
EdmNavigationProperty navProp =
(EdmNavigationProperty) eia.getEntityType().getProperty(navigationPropertyName);
WriteEntryCallbackContext context = new WriteEntryCallbackContext();
context.setSourceEntitySet(eia.getEntitySet());
context.setNavigationProperty(navProp);
context.setEntryData(data);
ExpandSelectTreeNode subNode =
properties.getExpandSelectTree().getLinks().get(navigationPropertyName);
context.setCurrentExpandSelectTreeNode(subNode);
ODataCallback callback = properties.getCallbacks().get(navigationPropertyName);
WriteEntryCallbackResult result =
((OnWriteEntryContent) callback).retrieveEntryResult(context);
Map<String, Object> inlineData = result.getEntryData();
if (inlineData != null) {
EntityProviderWriteProperties inlineProperties = result.getInlineProperties();
EdmEntitySet inlineEntitySet = eia.getEntitySet().getRelatedEntitySet(navProp);
AtomEntryEntityProducer inlineProducer = new AtomEntryEntityProducer(inlineProperties);
EntityInfoAggregator inlineEia =
EntityInfoAggregator.create(
inlineEntitySet, inlineProperties.getExpandSelectTree());
inlineProducer.append(writer, inlineEia, inlineData, false, false);
}
writer.writeEndElement();
}
}
} catch (Exception e) {
throw new EntityProviderException(EntityProviderException.COMMON, e);
}
}
public void append(
final Writer writer,
final EntityInfoAggregator entityInfo,
final Map<String, Object> data,
final boolean isRootElement)
throws EntityProviderException {
final EdmEntityType type = entityInfo.getEntityType();
try {
jsonStreamWriter = new JsonStreamWriter(writer);
if (isRootElement) {
jsonStreamWriter.beginObject();
jsonStreamWriter.name(FormatJson.D);
}
jsonStreamWriter.beginObject();
jsonStreamWriter.name(FormatJson.METADATA);
jsonStreamWriter.beginObject();
final String self = AtomEntryEntityProducer.createSelfLink(entityInfo, data, null);
location = properties.getServiceRoot().toASCIIString() + self;
jsonStreamWriter.namedStringValue(FormatJson.ID, location);
jsonStreamWriter.separator();
jsonStreamWriter.namedStringValue(FormatJson.URI, location);
jsonStreamWriter.separator();
jsonStreamWriter.namedStringValueRaw(
FormatJson.TYPE, type.getNamespace() + Edm.DELIMITER + type.getName());
eTag = AtomEntryEntityProducer.createETag(entityInfo, data);
if (eTag != null) {
jsonStreamWriter.separator();
jsonStreamWriter.namedStringValue(FormatJson.ETAG, eTag);
}
if (type.hasStream()) {
jsonStreamWriter.separator();
jsonStreamWriter.namedStringValueRaw(
FormatJson.CONTENT_TYPE,
properties.getMediaResourceMimeType() == null
? type.getMapping() == null || type.getMapping().getMimeType() == null
? HttpContentType.APPLICATION_OCTET_STREAM
: data.get(type.getMapping().getMimeType()).toString()
: properties.getMediaResourceMimeType());
jsonStreamWriter.separator();
jsonStreamWriter.namedStringValue(FormatJson.MEDIA_SRC, self + "/$value");
jsonStreamWriter.separator();
jsonStreamWriter.namedStringValue(FormatJson.EDIT_MEDIA, location + "/$value");
}
jsonStreamWriter.endObject();
for (final String propertyName : type.getPropertyNames()) {
if (entityInfo.getSelectedPropertyNames().contains(propertyName)) {
jsonStreamWriter.separator();
jsonStreamWriter.name(propertyName);
JsonPropertyEntityProducer.appendPropertyValue(
jsonStreamWriter, entityInfo.getPropertyInfo(propertyName), data.get(propertyName));
}
}
for (final String navigationPropertyName : type.getNavigationPropertyNames()) {
if (entityInfo.getSelectedNavigationPropertyNames().contains(navigationPropertyName)) {
jsonStreamWriter.separator();
jsonStreamWriter.name(navigationPropertyName);
if (entityInfo.getExpandedNavigationPropertyNames().contains(navigationPropertyName)) {
if (properties.getCallbacks() != null
&& properties.getCallbacks().containsKey(navigationPropertyName)) {
final EdmNavigationProperty navigationProperty =
(EdmNavigationProperty) type.getProperty(navigationPropertyName);
final boolean isFeed = navigationProperty.getMultiplicity() == EdmMultiplicity.MANY;
final EdmEntitySet entitySet = entityInfo.getEntitySet();
final EdmEntitySet inlineEntitySet =
entitySet.getRelatedEntitySet(navigationProperty);
WriteCallbackContext context =
isFeed ? new WriteFeedCallbackContext() : new WriteEntryCallbackContext();
context.setSourceEntitySet(entitySet);
context.setNavigationProperty(navigationProperty);
context.setEntryData(data);
context.setCurrentExpandSelectTreeNode(
properties.getExpandSelectTree().getLinks().get(navigationPropertyName));
ODataCallback callback = properties.getCallbacks().get(navigationPropertyName);
try {
if (isFeed) {
final WriteFeedCallbackResult result =
((OnWriteFeedContent) callback)
.retrieveFeedResult((WriteFeedCallbackContext) context);
List<Map<String, Object>> inlineData = result.getFeedData();
if (inlineData != null) {
final EntityProviderWriteProperties inlineProperties =
result.getInlineProperties();
final EntityInfoAggregator inlineEntityInfo =
EntityInfoAggregator.create(
inlineEntitySet, inlineProperties.getExpandSelectTree());
new JsonFeedEntityProducer(inlineProperties)
.append(writer, inlineEntityInfo, inlineData, false);
}
} else {
final WriteEntryCallbackResult result =
((OnWriteEntryContent) callback)
.retrieveEntryResult((WriteEntryCallbackContext) context);
Map<String, Object> inlineData = result.getEntryData();
if (inlineData != null) {
final EntityProviderWriteProperties inlineProperties =
result.getInlineProperties();
final EntityInfoAggregator inlineEntityInfo =
EntityInfoAggregator.create(
inlineEntitySet, inlineProperties.getExpandSelectTree());
new JsonEntryEntityProducer(inlineProperties)
.append(writer, inlineEntityInfo, inlineData, false);
}
}
} catch (final ODataApplicationException e) {
throw new EntityProviderException(EntityProviderException.COMMON, e);
}
} else {
throw new EntityProviderException(
EntityProviderException.EXPANDNOTSUPPORTED.addContent(navigationPropertyName));
}
} else {
jsonStreamWriter.beginObject();
jsonStreamWriter.name(FormatJson.DEFERRED);
JsonLinkEntityProducer.appendUri(
jsonStreamWriter, location + "/" + Encoder.encode(navigationPropertyName));
jsonStreamWriter.endObject();
}
}
}
jsonStreamWriter.endObject();
if (isRootElement) {
jsonStreamWriter.endObject();
}
} catch (final IOException e) {
throw new EntityProviderException(EntityProviderException.COMMON, e);
} catch (final EdmException e) {
throw new EntityProviderException(EntityProviderException.COMMON, e);
}
}
public AtomEntryEntityProducer(final EntityProviderWriteProperties properties)
throws EntityProviderException {
this.properties =
properties == null ? EntityProviderWriteProperties.serviceRoot(null).build() : properties;
}