001/*- 002 * #%L 003 * HAPI FHIR Subscription Server 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.subscription.submit.interceptor.validator; 021 022import ca.uhn.fhir.jpa.subscription.model.CanonicalSubscription; 023import ca.uhn.fhir.jpa.subscription.model.CanonicalSubscriptionChannelType; 024import jakarta.annotation.Nonnull; 025import org.slf4j.Logger; 026import org.slf4j.LoggerFactory; 027 028import java.util.EnumMap; 029import java.util.List; 030import java.util.Map; 031 032public class SubscriptionChannelTypeValidatorFactory { 033 private static final Logger ourLog = LoggerFactory.getLogger(SubscriptionChannelTypeValidatorFactory.class); 034 035 private final Map<CanonicalSubscriptionChannelType, IChannelTypeValidator> myValidators = 036 new EnumMap<>(CanonicalSubscriptionChannelType.class); 037 038 public SubscriptionChannelTypeValidatorFactory(@Nonnull List<IChannelTypeValidator> theValidorList) { 039 theValidorList.forEach(this::addChannelTypeValidator); 040 } 041 042 public IChannelTypeValidator getValidatorForChannelType(CanonicalSubscriptionChannelType theChannelType) { 043 return myValidators.getOrDefault(theChannelType, getNoopValidatorForChannelType(theChannelType)); 044 } 045 046 public void addChannelTypeValidator(IChannelTypeValidator theValidator) { 047 myValidators.put(theValidator.getSubscriptionChannelType(), theValidator); 048 } 049 050 private IChannelTypeValidator getNoopValidatorForChannelType(CanonicalSubscriptionChannelType theChannelType) { 051 return new IChannelTypeValidator() { 052 @Override 053 public void validateChannelType(CanonicalSubscription theSubscription) { 054 ourLog.debug( 055 "No validator for channel type {} was registered, will perform no-op validation.", 056 theChannelType); 057 } 058 059 @Override 060 public CanonicalSubscriptionChannelType getSubscriptionChannelType() { 061 return theChannelType; 062 } 063 }; 064 } 065}