001package ca.uhn.fhir.jpa.subscription.module.matcher;
002
003/*-
004 * #%L
005 * HAPI FHIR Subscription Server
006 * %%
007 * Copyright (C) 2014 - 2020 University Health Network
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.jpa.searchparam.matcher.InMemoryMatchResult;
025import ca.uhn.fhir.jpa.searchparam.matcher.SearchParamMatcher;
026import ca.uhn.fhir.jpa.subscription.module.CanonicalSubscription;
027import ca.uhn.fhir.jpa.subscription.module.ResourceModifiedMessage;
028import ca.uhn.fhir.rest.server.exceptions.InternalErrorException;
029import org.slf4j.Logger;
030import org.slf4j.LoggerFactory;
031import org.springframework.beans.factory.annotation.Autowired;
032
033public class InMemorySubscriptionMatcher implements ISubscriptionMatcher {
034        private static final Logger ourLog = LoggerFactory.getLogger(InMemorySubscriptionMatcher.class);
035
036        @Autowired
037        private FhirContext myContext;
038        @Autowired
039        private SearchParamMatcher mySearchParamMatcher;
040
041        @Override
042        public InMemoryMatchResult match(CanonicalSubscription theSubscription, ResourceModifiedMessage theMsg) {
043                try {
044                        return mySearchParamMatcher.match(theSubscription.getCriteriaString(), theMsg.getNewPayload(myContext), null);
045                } catch (Exception e) {
046                        ourLog.error("Failure in in-memory matcher", e);
047                        throw new InternalErrorException("Failure performing memory-match for resource ID[" + theMsg.getId(myContext) + "] for subscription ID[" + theSubscription.getIdElementString() + "]: " + e.getMessage(), e);
048                }
049        }
050
051}