001package ca.uhn.fhir.jpa.subscription.match.matcher.subscriber;
002
003/*-
004 * #%L
005 * HAPI FHIR Subscription Server
006 * %%
007 * Copyright (C) 2014 - 2021 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.jpa.subscription.model.ResourceModifiedMessage;
025import ca.uhn.fhir.model.dstu2.valueset.ResourceTypeEnum;
026import org.hl7.fhir.instance.model.api.IBaseResource;
027import org.hl7.fhir.instance.model.api.IIdType;
028import org.springframework.beans.factory.annotation.Autowired;
029import org.springframework.messaging.MessageHandler;
030
031import static org.apache.commons.lang3.StringUtils.isBlank;
032
033public abstract class BaseSubscriberForSubscriptionResources implements MessageHandler {
034
035        @Autowired
036        protected FhirContext myFhirContext;
037
038        protected boolean isSubscription(ResourceModifiedMessage theNewResource) {
039                String payloadIdType = null;
040                IIdType payloadId = theNewResource.getId(myFhirContext);
041                if (payloadId != null) {
042                        payloadIdType = payloadId.getResourceType();
043                }
044                if (isBlank(payloadIdType)) {
045                        IBaseResource payload = theNewResource.getNewPayload(myFhirContext);
046                        if (payload != null) {
047                                payloadIdType = myFhirContext.getResourceType(payload);
048                        }
049                }
050
051                return ResourceTypeEnum.SUBSCRIPTION.getCode().equals(payloadIdType);
052        }
053
054}