au.csiro.pathling.sql.udf.TerminologyUdfRegistrar Maven / Gradle / Ivy
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Interact with a FHIR terminology server from Spark.
/*
* Copyright 2023 Commonwealth Scientific and Industrial Research
* Organisation (CSIRO) ABN 41 687 119 230.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package au.csiro.pathling.sql.udf;
import au.csiro.pathling.terminology.TerminologyServiceFactory;
import com.google.common.collect.ImmutableList;
import java.util.Collections;
import java.util.List;
import javax.annotation.Nonnull;
import org.apache.spark.sql.SparkSession;
/**
* The {@link SqlFunctionRegistrar} for terminology UDFs.
*/
public class TerminologyUdfRegistrar extends SqlFunctionRegistrar {
public TerminologyUdfRegistrar(@Nonnull final TerminologyServiceFactory tsf) {
super(List.of(
new DisplayUdf(tsf)),
ImmutableList.>builder()
.add(new MemberOfUdf(tsf))
.addAll(PropertyUdf.createAll(tsf))
.build(),
List.of(
new SubsumesUdf(tsf),
new DesignationUdf(tsf)),
Collections.emptyList(),
List.of(new TranslateUdf(tsf)));
}
/**
* Registers terminology UDFs in provided spark session.
*
* @param spark the session to configure.
* @param terminologyServiceFactory the {@link TerminologyServiceFactory} to use for the UDFs.
*/
public static void registerUdfs(@Nonnull final SparkSession spark,
@Nonnull final TerminologyServiceFactory terminologyServiceFactory) {
new TerminologyUdfRegistrar(terminologyServiceFactory).configure(spark);
}
}
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