/*
* Convert result set into a collection of entities.
*/
private CollectionResource<Entity> buildCollectionResource(String entityType, SqlRowSet rowSet) {
List<EntityResource<Entity>> results = new ArrayList<EntityResource<Entity>>();
// Extract the returned column names. May be a subset of the ones
// requested.
String[] columnNames = rowSet.getMetaData().getColumnNames();
// For all rows returned add an entity to the collection.
while (rowSet.next()) {
EntityProperties properties = new EntityProperties();
// For all columns in this row.
for (String columnName : columnNames) {
Object value = rowSet.getObject(columnName);
// Only return non null values
if (null != value) {
// Add object to the property. getObject() returns an object
// with the correct java type for each sql type. So we don't
// need to cast.
properties.setProperty(new EntityProperty(columnName, value));
}
}
// Create entity.
// Note: Despite the variable name the first arg of both these is
// the entity type name. Not it's key.
Entity entity = new Entity(entityType, properties);
results.add(new EntityResource<Entity>(entity.getName(), entity));
}
// Note: This line looks a bit odd but the {} at the end is required.
return new CollectionResource<Entity>(results) {};
}
/**
* To handle generic case where user do not know the type, here we will be looking for a type and
* then generate EntityResource<E>
*
* @param entity
* @return EntityResource<E>
*/
public static <E> EntityResource<E> createEntityResource(E entity) {
GenericEntity<E> ge = new GenericEntity<E>(entity) {};
Type t =
com.temenos.interaction.core.command.CommandHelper.getEffectiveGenericType(
ge.getType(), entity);
if (ResourceTypeHelper.isType(ge.getRawType(), t, OEntity.class, OEntity.class)) {
OEntity te = (OEntity) entity;
String entityName =
te != null && te.getEntityType() != null ? te.getEntityType().getName() : null;
return com.temenos.interaction.core.command.CommandHelper.createEntityResource(
entityName, entity, OEntity.class);
} else if (ResourceTypeHelper.isType(ge.getRawType(), t, Entity.class, Entity.class)) {
Entity te = (Entity) entity;
String entityName = te != null ? te.getName() : null;
return com.temenos.interaction.core.command.CommandHelper.createEntityResource(
entityName, entity, Entity.class);
} else {
// Call the generic and lets see what happens
return com.temenos.interaction.core.command.CommandHelper.createEntityResource(entity, null);
}
}
private String getAbsoluteId(
String baseUri, String entitySetName, Entity entity, EntityMetadata entityMetadata) {
String absId = "";
for (String key : entityMetadata.getIdFields()) {
EntityProperty prop =
entity.getProperties().getProperty(entityMetadata.getSimplePropertyName(key));
if (prop != null) {
absId +=
absId.isEmpty()
? (!baseUri.endsWith("/") ? baseUri + "/" : baseUri) + entitySetName
: ",";
if (entityMetadata.isPropertyNumber(prop.getFullyQualifiedName())) {
absId += "(" + entityMetadata.getPropertyValueAsString(prop) + ")";
} else {
absId += "('" + entityMetadata.getPropertyValueAsString(prop) + "')";
}
}
}
return absId;
}
protected void writeEntry(
StreamWriter writer,
String entityName,
Entity entity,
Collection<Link> entityLinks,
Map<Transition, RESTResource> embeddedResources,
String baseUri,
String absoluteId,
String updated) {
assert (entityName != null);
// entity name could be different between entity resource and underlying entity
// e.g., for Errors entity, entity resource would have the request entity name
String entityMetadataName = entity != null ? entity.getName() : entityName;
EntityMetadata entityMetadata = metadata.getEntityMetadata(entityMetadataName);
String modelName = metadata.getModelName();
writer.writeId(absoluteId);
OAtomEntity oae = getAtomInfo(entity);
writer.writeTitle(oae.getAtomEntityTitle());
String summary = oae.getAtomEntitySummary();
if (!summary.isEmpty()) {
writer.writeSummary(summary);
}
LocalDateTime updatedTime = oae.getAtomEntityUpdated();
if (updatedTime != null) {
updated = InternalUtil.toString(updatedTime.toDateTime(DateTimeZone.UTC));
}
writer.writeUpdated(updated);
writer.writeAuthor(oae.getAtomEntityAuthor());
if (entityLinks != null) {
for (Link link : entityLinks) {
String type =
(link.getTransition().getTarget() instanceof CollectionResourceState)
? atom_feed_content_type
: atom_entry_content_type;
String href = link.getRelativeHref(baseUri);
String rel = link.getRel();
writer.startLink(href, rel);
if ("self".equals(link.getRel())) {
ResourceState target = link.getTransition().getTarget();
writer.writeAttribute("profile", target.getRel());
}
if (!"self".equals(link.getRel()) && !"edit".equals(link.getRel())) {
writer.writeAttribute("type", type);
}
writer.writeAttribute("title", link.getTitle());
if (embeddedResources != null && embeddedResources.get(link.getTransition()) != null) {
String embeddedAbsoluteId = link.getHref();
writeLinkInline(
writer,
metadata,
link,
embeddedResources.get(link.getTransition()),
link.getHref(),
baseUri,
embeddedAbsoluteId,
updated);
}
String linkId = link.getLinkId();
if (linkId != null && linkId.length() > 0) {
writer.writeAttribute("id", linkId);
}
writer.endLink();
}
}
writer.writeCategory(modelName + Metadata.MODEL_SUFFIX + "." + entityName, scheme);
writer.flush();
writer.startContent(MediaType.APPLICATION_XML);
writer.startElement(new QName(m, "properties", "m"));
if (entity != null) {
writeProperties(writer, entityMetadata, entity.getProperties(), modelName);
}
writer.endElement();
writer.endContent();
}
