@SuppressWarnings("unused") // called through reflection by RequestServer
/**
* Fetch the metadata for a Schema by its simple Schema name (e.g., "DeepLearningParametersV2").
*/
public MetadataV3 fetchSchemaMetadata(int version, MetadataV3 docs) {
if ("void".equals(docs.schemaname)) {
docs.schemas = new SchemaMetadataBase[0];
return docs;
}
docs.schemas = new SchemaMetadataBase[1];
// NOTE: this will throw an exception if the classname isn't found:
SchemaMetadataBase meta =
(SchemaMetadataBase)
Schema.schema(version, SchemaMetadata.class)
.fillFromImpl(new SchemaMetadata(Schema.newInstance(docs.schemaname)));
docs.schemas[0] = meta;
return docs;
}
@SuppressWarnings("unused") // called through reflection by RequestServer
@Deprecated
/**
* Fetch the metadata for a Schema by its full internal classname, e.g.
* "hex.schemas.DeepLearningV2.DeepLearningParametersV2". TODO: Do we still need this?
*/
public MetadataV3 fetchSchemaMetadataByClass(int version, MetadataV3 docs) {
docs.schemas = new SchemaMetadataBase[1];
// NOTE: this will throw an exception if the classname isn't found:
SchemaMetadataBase meta =
(SchemaMetadataBase)
Schema.schema(version, SchemaMetadata.class)
.fillFromImpl(SchemaMetadata.createSchemaMetadata(docs.classname));
docs.schemas[0] = meta;
return docs;
}
@SuppressWarnings("unused") // called through reflection by RequestServer
/** Fetch the metadata for all the Schemas. */
public MetadataV3 listSchemas(int version, MetadataV3 docs) {
Map<String, Class<? extends Schema>> ss = Schema.schemas();
docs.schemas = new SchemaMetadataBase[ss.size()];
// NOTE: this will throw an exception if the classname isn't found:
int i = 0;
for (Class<? extends Schema> schema_class : ss.values()) {
// No hardwired version! YAY! FINALLY!
docs.schemas[i++] =
(SchemaMetadataBase)
Schema.schema(version, SchemaMetadata.class)
.fillFromImpl(new SchemaMetadata(Schema.newInstance(schema_class)));
}
return docs;
}