001/*-
002 * #%L
003 * HAPI FHIR JPA - Search Parameters
004 * %%
005 * Copyright (C) 2014 - 2024 Smile CDR, Inc.
006 * %%
007 * Licensed under the Apache License, Version 2.0 (the "License");
008 * you may not use this file except in compliance with the License.
009 * You may obtain a copy of the License at
010 *
011 *      http://www.apache.org/licenses/LICENSE-2.0
012 *
013 * Unless required by applicable law or agreed to in writing, software
014 * distributed under the License is distributed on an "AS IS" BASIS,
015 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
016 * See the License for the specific language governing permissions and
017 * limitations under the License.
018 * #L%
019 */
020package ca.uhn.fhir.jpa.searchparam.matcher;
021
022import ca.uhn.fhir.context.FhirContext;
023import ca.uhn.fhir.context.RuntimeResourceDefinition;
024import ca.uhn.fhir.jpa.searchparam.SearchParameterMap;
025import ca.uhn.fhir.jpa.searchparam.extractor.ISearchParamExtractor;
026import ca.uhn.fhir.jpa.searchparam.extractor.ResourceIndexedSearchParams;
027import ca.uhn.fhir.rest.api.server.RequestDetails;
028import org.hl7.fhir.instance.model.api.IBaseResource;
029import org.springframework.beans.factory.annotation.Autowired;
030import org.springframework.stereotype.Service;
031
032import java.util.stream.Collectors;
033
034@Service
035public class SearchParamMatcher {
036        @Autowired
037        private FhirContext myFhirContext;
038
039        @Autowired
040        private IndexedSearchParamExtractor myIndexedSearchParamExtractor;
041
042        @Autowired
043        private InMemoryResourceMatcher myInMemoryResourceMatcher;
044
045        public InMemoryMatchResult match(String theCriteria, IBaseResource theResource, RequestDetails theRequest) {
046                return myInMemoryResourceMatcher.match(theCriteria, theResource, null, theRequest);
047        }
048
049        public InMemoryMatchResult match(SearchParameterMap theSearchParameterMap, IBaseResource theResource) {
050                if (theSearchParameterMap.isEmpty()) {
051                        return InMemoryMatchResult.successfulMatch();
052                }
053                ResourceIndexedSearchParams resourceIndexedSearchParams =
054                                myIndexedSearchParamExtractor.extractIndexedSearchParams(
055                                                theResource, null, getFilter(theSearchParameterMap));
056                RuntimeResourceDefinition resourceDefinition = myFhirContext.getResourceDefinition(theResource);
057                return myInMemoryResourceMatcher.match(
058                                theSearchParameterMap, theResource, resourceDefinition, resourceIndexedSearchParams);
059        }
060
061        private ISearchParamExtractor.ISearchParamFilter getFilter(SearchParameterMap searchParameterMap) {
062                return theSearchParams -> theSearchParams.stream()
063                                .filter(runtimeSearchParam -> searchParameterMap.keySet().contains(runtimeSearchParam.getName()))
064                                .collect(Collectors.toList());
065        }
066}