001/*-
002 * #%L
003 * HAPI FHIR Storage api
004 * %%
005 * Copyright (C) 2014 - 2025 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.subscription.channel.config;
021
022import ca.uhn.fhir.jpa.subscription.channel.api.IChannelFactory;
023import ca.uhn.fhir.jpa.subscription.channel.impl.LinkedBlockingChannelFactory;
024import ca.uhn.fhir.jpa.subscription.channel.impl.RetryPolicyProvider;
025import ca.uhn.fhir.jpa.subscription.channel.subscription.IChannelNamer;
026import ca.uhn.fhir.jpa.subscription.channel.subscription.SubscriptionChannelFactory;
027import org.springframework.beans.factory.annotation.Autowired;
028import org.springframework.context.annotation.Bean;
029import org.springframework.context.annotation.Configuration;
030
031@Configuration
032public class SubscriptionChannelConfig {
033
034        /**
035         * We are autowiring this because we need to override retry policy
036         * in some tests
037         */
038        @Autowired
039        private RetryPolicyProvider myRetryPolicyProvider;
040
041        /**
042         * Create a @Primary @Bean if you need a different implementation
043         */
044        @Bean
045        public IChannelFactory queueChannelFactory(IChannelNamer theChannelNamer) {
046                return new LinkedBlockingChannelFactory(theChannelNamer, myRetryPolicyProvider);
047        }
048
049        @Bean
050        public RetryPolicyProvider retryPolicyProvider() {
051                return new RetryPolicyProvider();
052        }
053
054        @Bean
055        public SubscriptionChannelFactory subscriptionChannelFactory(IChannelFactory theQueueChannelFactory) {
056                return new SubscriptionChannelFactory(theQueueChannelFactory);
057        }
058
059        /**
060         * Create a @Primary @Bean if you need a different implementation
061         */
062        @Bean
063        // Default implementation returns the name unchanged
064        public IChannelNamer channelNamer() {
065                return (theNameComponent, theChannelSettings) -> theNameComponent;
066        }
067}