
001package ca.uhn.fhir.context; 002 003/* 004 * #%L 005 * HAPI FHIR - Core Library 006 * %% 007 * Copyright (C) 2014 - 2022 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.i18n.Msg; 024import org.hl7.fhir.instance.model.api.IBase; 025import org.hl7.fhir.instance.model.api.IBaseReference; 026 027import java.util.List; 028import java.util.Map; 029import java.util.Map.Entry; 030import java.util.Optional; 031import java.util.Set; 032 033public abstract class BaseRuntimeChildDefinition { 034 035 private BaseRuntimeChildDefinition myReplacedParentDefinition; 036 037 public abstract IAccessor getAccessor(); 038 039 public abstract BaseRuntimeElementDefinition<?> getChildByName(String theName); 040 041 public abstract BaseRuntimeElementDefinition<?> getChildElementDefinitionByDatatype(Class<? extends IBase> theType); 042 043 public abstract String getChildNameByDatatype(Class<? extends IBase> theDatatype); 044 045 public abstract String getElementName(); 046 047 public String getExtensionUrl() { 048 return null; 049 } 050 051 public Object getInstanceConstructorArguments() { 052 return null; 053 } 054 055 public abstract int getMax(); 056 057 public abstract int getMin(); 058 059 public abstract IMutator getMutator(); 060 061 public abstract Set<String> getValidChildNames(); 062 063 public abstract boolean isSummary(); 064 065 abstract void sealAndInitialize(FhirContext theContext, Map<Class<? extends IBase>, BaseRuntimeElementDefinition<?>> theClassToElementDefinitions); 066 067 @Override 068 public String toString() { 069 return getClass().getSimpleName() + "[" + getElementName() + "]"; 070 } 071 072 public BaseRuntimeChildDefinition getReplacedParentDefinition() { 073 return myReplacedParentDefinition; 074 } 075 076 public void setReplacedParentDefinition(BaseRuntimeChildDefinition myReplacedParentDefinition) { 077 this.myReplacedParentDefinition = myReplacedParentDefinition; 078 } 079 080 public interface IAccessor { 081 List<IBase> getValues(IBase theTarget); 082 083 default <T extends IBase> Optional<T> getFirstValueOrNull(IBase theTarget) { 084 return (Optional<T>) getValues(theTarget).stream().findFirst(); 085 } 086 } 087 088 public interface IMutator { 089 void addValue(IBase theTarget, IBase theValue); 090 091 void setValue(IBase theTarget, IBase theValue); 092 } 093 094 BaseRuntimeElementDefinition<?> findResourceReferenceDefinition(Map<Class<? extends IBase>, BaseRuntimeElementDefinition<?>> theClassToElementDefinitions) { 095 for (Entry<Class<? extends IBase>, BaseRuntimeElementDefinition<?>> next : theClassToElementDefinitions.entrySet()) { 096 if (IBaseReference.class.isAssignableFrom(next.getKey())) { 097 return next.getValue(); 098 } 099 } 100 101 // Shouldn't happen 102 throw new IllegalStateException(Msg.code(1692) + "Unable to find reference type"); 103 } 104 105 // public String getExtensionUrl() { 106 // return null; 107 // } 108}