protected static void appendPropertyValue(
final JsonStreamWriter jsonStreamWriter,
final EntityPropertyInfo propertyInfo,
final Object value)
throws IOException, EdmException, EntityProviderException {
if (propertyInfo.isComplex()) {
if (value == null || value instanceof Map<?, ?>) {
jsonStreamWriter.beginObject();
appendPropertyMetadata(jsonStreamWriter, propertyInfo.getType());
for (final EntityPropertyInfo childPropertyInfo :
((EntityComplexPropertyInfo) propertyInfo).getPropertyInfos()) {
jsonStreamWriter.separator();
final String name = childPropertyInfo.getName();
jsonStreamWriter.name(name);
appendPropertyValue(
jsonStreamWriter,
childPropertyInfo,
value == null ? null : ((Map<?, ?>) value).get(name));
}
jsonStreamWriter.endObject();
} else {
throw new EntityProviderException(
EntityProviderException.ILLEGAL_ARGUMENT.addContent(
"A complex property must have a Map as data"));
}
} else {
final EdmSimpleType type = (EdmSimpleType) propertyInfo.getType();
final Object contentValue =
value instanceof Map ? ((Map<?, ?>) value).get(propertyInfo.getName()) : value;
final String valueAsString =
type.valueToString(contentValue, EdmLiteralKind.JSON, propertyInfo.getFacets());
switch (EdmSimpleTypeKind.valueOf(type.getName())) {
case String:
jsonStreamWriter.stringValue(valueAsString);
break;
case Boolean:
case Byte:
case SByte:
case Int16:
case Int32:
jsonStreamWriter.unquotedValue(valueAsString);
break;
case DateTime:
case DateTimeOffset:
// Although JSON escaping is (and should be) done in the JSON
// serializer, we backslash-escape the forward slash here explicitly
// because it is not required to escape it in JSON but in OData.
jsonStreamWriter.stringValueRaw(
valueAsString == null ? null : valueAsString.replace("/", "\\/"));
break;
default:
jsonStreamWriter.stringValueRaw(valueAsString);
break;
}
}
}
public void append(final Writer writer, final EntityPropertyInfo propertyInfo, final List<?> data)
throws EntityProviderException {
JsonStreamWriter jsonStreamWriter = new JsonStreamWriter(writer);
try {
jsonStreamWriter.beginObject();
jsonStreamWriter.name(FormatJson.D);
jsonStreamWriter.beginObject();
jsonStreamWriter.name(FormatJson.METADATA);
jsonStreamWriter.beginObject();
jsonStreamWriter.namedStringValueRaw(
FormatJson.TYPE,
"Collection("
+ propertyInfo.getType().getNamespace()
+ Edm.DELIMITER
+ propertyInfo.getType().getName()
+ ")");
jsonStreamWriter.endObject();
jsonStreamWriter.separator();
jsonStreamWriter.name(FormatJson.RESULTS);
jsonStreamWriter.beginArray();
boolean first = true;
for (final Object item : data) {
if (first) {
first = false;
} else {
jsonStreamWriter.separator();
}
JsonPropertyEntityProducer.appendPropertyValue(jsonStreamWriter, propertyInfo, item);
}
jsonStreamWriter.endArray();
jsonStreamWriter.endObject();
jsonStreamWriter.endObject();
} catch (final IOException e) {
throw new EntityProviderException(EntityProviderException.COMMON, e);
} catch (final EdmException e) {
throw new EntityProviderException(EntityProviderException.COMMON, e);
}
}
public void append(final Writer writer, final EntityPropertyInfo propertyInfo, final Object value)
throws EntityProviderException {
JsonStreamWriter jsonStreamWriter = new JsonStreamWriter(writer);
try {
jsonStreamWriter.beginObject().name(FormatJson.D).beginObject();
jsonStreamWriter.name(propertyInfo.getName());
appendPropertyValue(
jsonStreamWriter,
propertyInfo.isComplex() ? (EntityComplexPropertyInfo) propertyInfo : propertyInfo,
value);
jsonStreamWriter.endObject().endObject();
} catch (final IOException e) {
throw new EntityProviderException(
EntityProviderException.EXCEPTION_OCCURRED.addContent(e.getClass().getSimpleName()), e);
} catch (final EdmException e) {
throw new EntityProviderException(
EntityProviderException.EXCEPTION_OCCURRED.addContent(e.getClass().getSimpleName()), 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);
}
}
