
001package org.hl7.fhir.convertors.loaders.loaderR5; 002 003import java.io.IOException; 004import java.io.InputStream; 005import java.util.ArrayList; 006import java.util.List; 007import java.util.Set; 008import java.util.UUID; 009 010/* 011 Copyright (c) 2011+, HL7, Inc. 012 All rights reserved. 013 014 Redistribution and use in source and binary forms, with or without modification, 015 are permitted provided that the following conditions are met: 016 017 * Redistributions of source code must retain the above copyright notice, this 018 list of conditions and the following disclaimer. 019 * Redistributions in binary form must reproduce the above copyright notice, 020 this list of conditions and the following disclaimer in the documentation 021 and/or other materials provided with the distribution. 022 * Neither the name of HL7 nor the names of its contributors may be used to 023 endorse or promote products derived from this software without specific 024 prior written permission. 025 026 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND 027 ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 028 WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 029 IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 030 INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 031 NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 032 PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 033 WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 034 ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 035 POSSIBILITY OF SUCH DAMAGE. 036 037 */ 038 039 040import org.hl7.fhir.convertors.advisors.impl.BaseAdvisor_10_50; 041import org.hl7.fhir.convertors.factory.VersionConvertorFactory_10_50; 042import org.hl7.fhir.convertors.txClient.TerminologyClientFactory; 043import org.hl7.fhir.dstu2.formats.JsonParser; 044import org.hl7.fhir.dstu2.formats.XmlParser; 045import org.hl7.fhir.dstu2.model.Resource; 046import org.hl7.fhir.exceptions.FHIRException; 047import org.hl7.fhir.r5.context.IContextResourceLoader; 048import org.hl7.fhir.r5.context.SimpleWorkerContext.PackageResourceLoader; 049import org.hl7.fhir.r5.model.Bundle; 050import org.hl7.fhir.r5.model.Bundle.BundleEntryComponent; 051import org.hl7.fhir.r5.model.Bundle.BundleType; 052import org.hl7.fhir.r5.model.CanonicalResource; 053import org.hl7.fhir.r5.model.CodeSystem; 054import org.hl7.fhir.r5.model.StructureDefinition; 055import org.hl7.fhir.r5.model.StructureDefinition.StructureDefinitionKind; 056import org.hl7.fhir.r5.terminologies.client.TerminologyClientManager.ITerminologyClientFactory; 057 058public class R2ToR5Loader extends BaseLoaderR5 implements IContextResourceLoader { 059 060 private final BaseAdvisor_10_50 advisor = new BaseAdvisor_10_50(); 061 062 public R2ToR5Loader(Set<String> types, ILoaderKnowledgeProviderR5 lkp) { 063 super(types, lkp); 064 } 065 066 @Override 067 public Bundle loadBundle(InputStream stream, boolean isJson) throws FHIRException, IOException { 068 Resource r2 = null; 069 if (isJson) 070 r2 = new JsonParser().parse(stream); 071 else 072 r2 = new XmlParser().parse(stream); 073 org.hl7.fhir.r5.model.Resource r5 = VersionConvertorFactory_10_50.convertResource(r2, advisor); 074 Bundle b; 075 if (r5 instanceof Bundle) { 076 b = (Bundle) r5; 077 } else { 078 b = new Bundle(); 079 b.setId(UUID.randomUUID().toString().toLowerCase()); 080 b.setType(BundleType.COLLECTION); 081 b.addEntry().setResource(r5).setFullUrl(r5 instanceof CanonicalResource ? ((CanonicalResource) r5).getUrl() : null); 082 } 083 // Add any code systems defined as part of processing value sets to the end of the converted Bundle 084 for (CodeSystem cs : advisor.getCslist()) { 085 BundleEntryComponent be = b.addEntry(); 086 be.setFullUrl(cs.getUrl()); 087 be.setResource(cs); 088 } 089 090 advisor.getCslist().clear(); 091 092 if (killPrimitives) { 093 List<BundleEntryComponent> remove = new ArrayList<BundleEntryComponent>(); 094 for (BundleEntryComponent be : b.getEntry()) { 095 if (be.hasResource() && be.getResource() instanceof StructureDefinition) { 096 StructureDefinition sd = (StructureDefinition) be.getResource(); 097 if (sd.getKind() == StructureDefinitionKind.PRIMITIVETYPE) 098 remove.add(be); 099 } 100 } 101 b.getEntry().removeAll(remove); 102 } 103 if (patchUrls) { 104 for (BundleEntryComponent be : b.getEntry()) { 105 if (be.hasResource()) { 106 doPatchUrls(be.getResource()); 107 } 108 } 109 } 110 return b; 111 } 112 113 114 @Override 115 public org.hl7.fhir.r5.model.Resource loadResource(InputStream stream, boolean isJson) throws FHIRException, IOException { 116 Resource r2 = null; 117 if (isJson) 118 r2 = new JsonParser().parse(stream); 119 else 120 r2 = new XmlParser().parse(stream); 121 org.hl7.fhir.r5.model.Resource r5 = VersionConvertorFactory_10_50.convertResource(r2, advisor); 122 setPath(r5); 123 if (killPrimitives) { 124 throw new FHIRException("Cannot kill primitives when using deferred loading"); 125 } 126 if (patchUrls) { 127 doPatchUrls(r5); 128 } 129 return r5; 130 } 131 132 @Override 133 public List<CodeSystem> getCodeSystems() { 134 List<CodeSystem> list = new ArrayList<>(); 135 if (!advisor.getCslist().isEmpty()) { 136 list.addAll(advisor.getCslist()); 137 advisor.getCslist().clear(); 138 } 139 return list; 140 } 141 142 @Override 143 protected String versionString() { 144 return "1.0"; 145 } 146 147 @Override 148 public ITerminologyClientFactory txFactory() { 149 return new TerminologyClientFactory(versionString()); 150 } 151 152 @Override 153 public Set<String> reviewActualTypes(Set<String> types) { 154 155 // this isn't correct, but we don't care anymore for R2 IGs 156 return types; 157 } 158 159 @Override 160 public PackageResourceLoader editInfo(PackageResourceLoader pri) { 161 return pri; 162 } 163 164}