001package ca.uhn.fhir.jpa.subscription.module.cache;
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.jpa.subscription.module.LinkedBlockingQueueSubscribableChannel;
024import ca.uhn.fhir.jpa.subscription.module.channel.ISubscribableChannelFactory;
025import org.springframework.messaging.SubscribableChannel;
026
027import java.util.concurrent.LinkedBlockingQueue;
028
029public class LinkedBlockingQueueSubscribableChannelFactory implements ISubscribableChannelFactory {
030        @Override
031        public SubscribableChannel createSubscribableChannel(String theChannelName, Class theMessageType, int theConcurrentConsumers) {
032                return new LinkedBlockingQueueSubscribableChannel(new LinkedBlockingQueue<>(SubscriptionConstants.DELIVERY_EXECUTOR_QUEUE_SIZE), theChannelName + "-%d", theConcurrentConsumers);
033        }
034
035        @Override
036        public int getDeliveryChannelConcurrentConsumers() {
037                return SubscriptionConstants.DELIVERY_CHANNEL_CONCURRENT_CONSUMERS;
038        }
039
040        @Override
041        public int getMatchingChannelConcurrentConsumers() {
042                return SubscriptionConstants.MATCHING_CHANNEL_CONCURRENT_CONSUMERS;
043        }
044}