001/*
002 * #%L
003 * HAPI FHIR - Core Library
004 * %%
005 * Copyright (C) 2014 - 2023 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.context;
021
022import java.lang.reflect.Field;
023import java.util.ArrayList;
024import java.util.Collections;
025import java.util.Comparator;
026import java.util.List;
027import java.util.Map;
028
029import org.hl7.fhir.instance.model.api.IBase;
030import org.hl7.fhir.instance.model.api.IBaseDatatype;
031import org.hl7.fhir.instance.model.api.IBaseReference;
032
033import ca.uhn.fhir.model.api.IDatatype;
034import ca.uhn.fhir.model.api.IResource;
035import ca.uhn.fhir.model.api.annotation.Child;
036import ca.uhn.fhir.model.api.annotation.Description;
037import ca.uhn.fhir.model.primitive.XhtmlDt;
038
039public class RuntimeChildAny extends RuntimeChildChoiceDefinition {
040
041        public RuntimeChildAny(Field theField, String theElementName, Child theChildAnnotation, Description theDescriptionAnnotation) {
042                super(theField, theElementName, theChildAnnotation, theDescriptionAnnotation);
043        }
044
045        @Override
046        void sealAndInitialize(FhirContext theContext, Map<Class<? extends IBase>, BaseRuntimeElementDefinition<?>> theClassToElementDefinitions) {
047                List<Class<? extends IBase>> choiceTypes = new ArrayList<Class<? extends IBase>>();
048                
049                for (Class<? extends IBase> next : theClassToElementDefinitions.keySet()) {
050                        if (next.equals(XhtmlDt.class)) {
051                                continue;
052                        }
053                        
054                        BaseRuntimeElementDefinition<?> nextDef = theClassToElementDefinitions.get(next);
055                        if (nextDef instanceof IRuntimeDatatypeDefinition) {
056                                if (((IRuntimeDatatypeDefinition) nextDef).isSpecialization()) {
057                                        /*
058                                         * Things like BoundCodeDt shoudn't be considered as valid options for an "any" choice, since 
059                                         * we'll already have CodeDt as an option 
060                                         */
061                                        continue;
062                                }
063                        }
064                        
065                        if (IResource.class.isAssignableFrom(next) || IDatatype.class.isAssignableFrom(next) || IBaseDatatype.class.isAssignableFrom(next) || IBaseReference.class.isAssignableFrom(next)) {
066                                choiceTypes.add(next);
067                        }
068                }
069                Collections.sort(choiceTypes,new Comparator<Class<?>>(){
070                        @Override
071                        public int compare(Class<?> theO1, Class<?> theO2) {
072                                boolean o1res = IResource.class.isAssignableFrom(theO1);
073                                boolean o2res = IResource.class.isAssignableFrom(theO2);
074                                if (o1res && o2res) {
075                                        return theO1.getSimpleName().compareTo(theO2.getSimpleName());
076                                } else if (o1res) {
077                                        return -1;
078                                } else if (o1res == false && o2res == false) {
079                                        return 0;
080                                }else {
081                                        return 1;
082                                }
083                        }});
084                
085                setChoiceTypes(choiceTypes);
086                
087                super.sealAndInitialize(theContext, theClassToElementDefinitions);
088        }
089
090        
091        
092}