001package ca.uhn.fhir.jpa.packages;
002
003/*-
004 * #%L
005 * HAPI FHIR JPA Server
006 * %%
007 * Copyright (C) 2014 - 2022 Smile CDR, Inc.
008 * %%
009 * Licensed under the Apache License, Version 2.0 (the "License");
010 * you may not use this file except in compliance with the License.
011 * You may obtain a copy of the License at
012 *
013 *      http://www.apache.org/licenses/LICENSE-2.0
014 *
015 * Unless required by applicable law or agreed to in writing, software
016 * distributed under the License is distributed on an "AS IS" BASIS,
017 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
018 * See the License for the specific language governing permissions and
019 * limitations under the License.
020 * #L%
021 */
022
023import ca.uhn.fhir.context.FhirContext;
024import ca.uhn.fhir.context.FhirVersionEnum;
025import ca.uhn.fhir.context.support.IValidationSupport;
026import org.hl7.fhir.instance.model.api.IBaseResource;
027import org.springframework.beans.factory.annotation.Autowired;
028
029import javax.annotation.Nullable;
030import java.util.List;
031
032public class NpmJpaValidationSupport implements IValidationSupport {
033
034        @Autowired
035        private FhirContext myFhirContext;
036
037        @Autowired
038        private IHapiPackageCacheManager myHapiPackageCacheManager;
039
040        @Override
041        public FhirContext getFhirContext() {
042                return myFhirContext;
043        }
044
045        @Override
046        public IBaseResource fetchValueSet(String theUri) {
047                return fetchResource("ValueSet", theUri);
048        }
049
050        @Override
051        public IBaseResource fetchCodeSystem(String theUri) {
052                return fetchResource("CodeSystem", theUri);
053        }
054
055        @Override
056        public IBaseResource fetchStructureDefinition(String theUri) {
057                return fetchResource("StructureDefinition", theUri);
058        }
059
060        @Nullable
061        public IBaseResource fetchResource(String theResourceType, String theUri) {
062                FhirVersionEnum fhirVersion = myFhirContext.getVersion().getVersion();
063                IBaseResource asset = myHapiPackageCacheManager.loadPackageAssetByUrl(fhirVersion, theUri);
064                if (asset != null) {
065                        Class<? extends IBaseResource> type = myFhirContext.getResourceDefinition(theResourceType).getImplementingClass();
066                        if (type.isAssignableFrom(asset.getClass())) {
067                                return asset;
068                        }
069                }
070                return null;
071        }
072
073
074        @SuppressWarnings("unchecked")
075        @Nullable
076        @Override
077        public <T extends IBaseResource> List<T> fetchAllStructureDefinitions() {
078                FhirVersionEnum fhirVersion = myFhirContext.getVersion().getVersion();
079                return (List<T>) myHapiPackageCacheManager.loadPackageAssetsByType(fhirVersion, "StructureDefinition");
080        }
081
082}