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);
}
}
protected static String createSelfLink(
final EntityInfoAggregator eia, final Map<String, Object> data, final String extension)
throws EntityProviderException {
StringBuilder sb = new StringBuilder();
if (!eia.isDefaultEntityContainer()) {
sb.append(Encoder.encode(eia.getEntityContainerName())).append(Edm.DELIMITER);
}
sb.append(Encoder.encode(eia.getEntitySetName()));
sb.append("(")
.append(createEntryKey(eia, data))
.append(")")
.append(extension == null ? "" : ("/" + extension));
return sb.toString();
}
