private void writeOptionalTagWithTextNode(
XMLStreamWriter theEventWriter, String theTagName, InstantDt theInstantDt)
throws XMLStreamException {
if (theInstantDt.getValue() != null) {
theEventWriter.writeStartElement(theTagName);
theEventWriter.writeCharacters(theInstantDt.getValueAsString());
theEventWriter.writeEndElement();
}
}
private void encodeResourceToXmlStreamWriter(
IBaseResource theResource,
XMLStreamWriter theEventWriter,
boolean theContainedResource,
String theResourceId)
throws XMLStreamException {
if (!theContainedResource) {
super.containResourcesForEncoding(theResource);
}
RuntimeResourceDefinition resDef = myContext.getResourceDefinition(theResource);
if (resDef == null) {
throw new ConfigurationException("Unknown resource type: " + theResource.getClass());
}
theEventWriter.writeStartElement(resDef.getName());
theEventWriter.writeDefaultNamespace(FHIR_NS);
if (theResource instanceof IAnyResource) {
// HL7.org Structures
encodeCompositeElementToStreamWriter(
theResource, theResource, theEventWriter, resDef, theContainedResource);
} else {
if (myContext.getVersion().getVersion().isNewerThan(FhirVersionEnum.DSTU1)) {
// DSTU2+
IResource resource = (IResource) theResource;
writeOptionalTagWithValue(theEventWriter, "id", theResourceId);
InstantDt updated =
(InstantDt) resource.getResourceMetadata().get(ResourceMetadataKeyEnum.UPDATED);
IdDt resourceId = resource.getId();
String versionIdPart = resourceId.getVersionIdPart();
if (isBlank(versionIdPart)) {
versionIdPart = ResourceMetadataKeyEnum.VERSION.get(resource);
}
List<BaseCodingDt> securityLabels =
extractMetadataListNotNull(resource, ResourceMetadataKeyEnum.SECURITY_LABELS);
List<IdDt> profiles =
extractMetadataListNotNull(resource, ResourceMetadataKeyEnum.PROFILES);
TagList tags = ResourceMetadataKeyEnum.TAG_LIST.get(resource);
if (ElementUtil.isEmpty(versionIdPart, updated, securityLabels, profiles) == false) {
theEventWriter.writeStartElement("meta");
writeOptionalTagWithValue(theEventWriter, "versionId", versionIdPart);
if (updated != null) {
writeOptionalTagWithValue(theEventWriter, "lastUpdated", updated.getValueAsString());
}
for (IdDt profile : profiles) {
theEventWriter.writeStartElement("profile");
theEventWriter.writeAttribute("value", profile.getValue());
theEventWriter.writeEndElement();
}
for (BaseCodingDt securityLabel : securityLabels) {
theEventWriter.writeStartElement("security");
BaseRuntimeElementCompositeDefinition<?> def =
(BaseRuntimeElementCompositeDefinition<?>)
myContext.getElementDefinition(securityLabel.getClass());
encodeCompositeElementChildrenToStreamWriter(
resource, securityLabel, theEventWriter, def.getChildren(), theContainedResource);
theEventWriter.writeEndElement();
}
if (tags != null) {
for (Tag tag : tags) {
theEventWriter.writeStartElement("tag");
writeOptionalTagWithValue(theEventWriter, "system", tag.getScheme());
writeOptionalTagWithValue(theEventWriter, "code", tag.getTerm());
writeOptionalTagWithValue(theEventWriter, "display", tag.getLabel());
theEventWriter.writeEndElement();
}
}
theEventWriter.writeEndElement();
}
if (theResource instanceof IBaseBinary) {
IBaseBinary bin = (IBaseBinary) theResource;
writeOptionalTagWithValue(theEventWriter, "contentType", bin.getContentType());
writeOptionalTagWithValue(theEventWriter, "content", bin.getContentAsBase64());
} else {
encodeResourceToStreamWriterInDstu2Format(
resDef, theResource, theResource, theEventWriter, resDef, theContainedResource);
}
} else {
// DSTU1
if (theResourceId != null && theContainedResource) {
theEventWriter.writeAttribute("id", theResourceId);
}
if (theResource instanceof IBaseBinary) {
IBaseBinary bin = (IBaseBinary) theResource;
if (bin.getContentType() != null) {
theEventWriter.writeAttribute("contentType", bin.getContentType());
}
theEventWriter.writeCharacters(bin.getContentAsBase64());
} else {
encodeCompositeElementToStreamWriter(
theResource, theResource, theEventWriter, resDef, theContainedResource);
}
}
}
theEventWriter.writeEndElement();
}
private void encodeBundleToWriterDstu2(Bundle theBundle, XMLStreamWriter theEventWriter)
throws XMLStreamException {
theEventWriter.writeStartElement("Bundle");
theEventWriter.writeDefaultNamespace(FHIR_NS);
writeOptionalTagWithValue(theEventWriter, "id", theBundle.getId().getIdPart());
InstantDt updated =
(InstantDt) theBundle.getResourceMetadata().get(ResourceMetadataKeyEnum.UPDATED);
IdDt bundleId = theBundle.getId();
if (bundleId != null && isNotBlank(bundleId.getVersionIdPart())
|| (updated != null && !updated.isEmpty())) {
theEventWriter.writeStartElement("meta");
writeOptionalTagWithValue(theEventWriter, "versionId", bundleId.getVersionIdPart());
if (updated != null) {
writeOptionalTagWithValue(theEventWriter, "lastUpdated", updated.getValueAsString());
}
theEventWriter.writeEndElement();
}
String bundleBaseUrl = theBundle.getLinkBase().getValue();
writeOptionalTagWithValue(theEventWriter, "type", theBundle.getType().getValue());
writeOptionalTagWithValue(theEventWriter, "base", bundleBaseUrl);
writeOptionalTagWithValue(
theEventWriter, "total", theBundle.getTotalResults().getValueAsString());
writeBundleResourceLink(theEventWriter, "first", theBundle.getLinkFirst());
writeBundleResourceLink(theEventWriter, "previous", theBundle.getLinkPrevious());
writeBundleResourceLink(theEventWriter, "next", theBundle.getLinkNext());
writeBundleResourceLink(theEventWriter, "last", theBundle.getLinkLast());
writeBundleResourceLink(theEventWriter, "self", theBundle.getLinkSelf());
for (BundleEntry nextEntry : theBundle.getEntries()) {
theEventWriter.writeStartElement("entry");
boolean deleted = false;
if (nextEntry.getDeletedAt() != null && nextEntry.getDeletedAt().isEmpty() == false) {
deleted = true;
}
writeOptionalTagWithValue(
theEventWriter, "base", determineResourceBaseUrl(bundleBaseUrl, nextEntry));
IResource resource = nextEntry.getResource();
if (resource != null && !resource.isEmpty() && !deleted) {
theEventWriter.writeStartElement("resource");
encodeResourceToXmlStreamWriter(resource, theEventWriter, false);
theEventWriter.writeEndElement(); // content
} else {
ourLog.debug("Bundle entry contains null resource");
}
if (nextEntry.getSearchMode().isEmpty() == false || nextEntry.getScore().isEmpty() == false) {
theEventWriter.writeStartElement("search");
writeOptionalTagWithValue(
theEventWriter, "mode", nextEntry.getSearchMode().getValueAsString());
writeOptionalTagWithValue(theEventWriter, "score", nextEntry.getScore().getValueAsString());
theEventWriter.writeEndElement();
// IResource nextResource = nextEntry.getResource();
}
if (nextEntry.getTransactionMethod().isEmpty() == false
|| nextEntry.getLinkSearch().isEmpty() == false) {
theEventWriter.writeStartElement("transaction");
writeOptionalTagWithValue(
theEventWriter, "method", nextEntry.getTransactionMethod().getValue());
writeOptionalTagWithValue(theEventWriter, "url", nextEntry.getLinkSearch().getValue());
theEventWriter.writeEndElement();
}
if (deleted) {
theEventWriter.writeStartElement("deleted");
writeOptionalTagWithValue(theEventWriter, "type", nextEntry.getId().getResourceType());
writeOptionalTagWithValue(theEventWriter, "id", nextEntry.getId().getIdPart());
writeOptionalTagWithValue(
theEventWriter, "versionId", nextEntry.getId().getVersionIdPart());
writeOptionalTagWithValue(
theEventWriter, "instant", nextEntry.getDeletedAt().getValueAsString());
theEventWriter.writeEndElement();
}
theEventWriter.writeEndElement(); // entry
}
theEventWriter.writeEndElement();
theEventWriter.close();
}
