
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 010import org.hl7.fhir.convertors.txClient.TerminologyClientFactory; 011 012/* 013 Copyright (c) 2011+, HL7, Inc. 014 All rights reserved. 015 016 Redistribution and use in source and binary forms, with or without modification, 017 are permitted provided that the following conditions are met: 018 019 * Redistributions of source code must retain the above copyright notice, this 020 list of conditions and the following disclaimer. 021 * Redistributions in binary form must reproduce the above copyright notice, 022 this list of conditions and the following disclaimer in the documentation 023 and/or other materials provided with the distribution. 024 * Neither the name of HL7 nor the names of its contributors may be used to 025 endorse or promote products derived from this software without specific 026 prior written permission. 027 028 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND 029 ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 030 WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 031 IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 032 INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 033 NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 034 PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 035 WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 036 ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 037 POSSIBILITY OF SUCH DAMAGE. 038 039 */ 040 041 042import org.hl7.fhir.exceptions.FHIRException; 043import org.hl7.fhir.r5.context.SimpleWorkerContext.PackageResourceLoader; 044import org.hl7.fhir.r5.formats.JsonParser; 045import org.hl7.fhir.r5.formats.XmlParser; 046import org.hl7.fhir.r5.model.Bundle; 047import org.hl7.fhir.r5.model.Bundle.BundleEntryComponent; 048import org.hl7.fhir.r5.model.Bundle.BundleType; 049import org.hl7.fhir.r5.model.CanonicalResource; 050import org.hl7.fhir.r5.model.CodeSystem; 051import org.hl7.fhir.r5.model.Resource; 052import org.hl7.fhir.r5.model.StructureDefinition; 053import org.hl7.fhir.r5.model.StructureDefinition.StructureDefinitionKind; 054import org.hl7.fhir.r5.terminologies.client.TerminologyClientManager.ITerminologyClientFactory; 055 056public class R5ToR5Loader extends BaseLoaderR5 { 057 058 public R5ToR5Loader(Set<String> types, ILoaderKnowledgeProviderR5 lkp) { 059 super(types, lkp); 060 } 061 062 @Override 063 public Bundle loadBundle(InputStream stream, boolean isJson) throws FHIRException, IOException { 064 Resource r5 = null; 065 if (isJson) 066 r5 = new JsonParser().parse(stream); 067 else 068 r5 = new XmlParser().parse(stream); 069 070 Bundle b; 071 if (r5 instanceof Bundle) 072 b = (Bundle) r5; 073 else { 074 b = new Bundle(); 075 b.setId(UUID.randomUUID().toString().toLowerCase()); 076 b.setType(BundleType.COLLECTION); 077 b.addEntry().setResource(r5).setFullUrl(r5 instanceof CanonicalResource ? ((CanonicalResource) r5).getUrl() : null); 078 } 079 if (killPrimitives) { 080 List<BundleEntryComponent> remove = new ArrayList<BundleEntryComponent>(); 081 for (BundleEntryComponent be : b.getEntry()) { 082 if (be.hasResource() && be.getResource() instanceof StructureDefinition) { 083 StructureDefinition sd = (StructureDefinition) be.getResource(); 084 if (sd.getKind() == StructureDefinitionKind.PRIMITIVETYPE) 085 remove.add(be); 086 } 087 } 088 b.getEntry().removeAll(remove); 089 } 090 if (patchUrls) { 091 for (BundleEntryComponent be : b.getEntry()) { 092 if (be.hasResource()) { 093 doPatchUrls(be.getResource()); 094 } 095 } 096 } 097 return b; 098 } 099 100 @Override 101 public Resource loadResource(InputStream stream, boolean isJson) throws FHIRException, IOException { 102 Resource r5 = null; 103 if (isJson) 104 r5 = new JsonParser().parse(stream); 105 else 106 r5 = new XmlParser().parse(stream); 107 setPath(r5); 108 109 if (killPrimitives) { 110 throw new FHIRException("Cannot kill primitives when using deferred loading"); 111 } 112 if (patchUrls) { 113 doPatchUrls(r5); 114 } 115 if (r5 instanceof StructureDefinition) { 116 StructureDefinition sd = (StructureDefinition) r5; 117 if ("http://hl7.org/fhir/StructureDefinition/Base".equals(sd.getUrl())) { 118 sd.getSnapshot().getElementFirstRep().getConstraint().clear(); 119 120 } 121 } 122 return r5; 123 } 124 125 @Override 126 public List<CodeSystem> getCodeSystems() { 127 return new ArrayList<>(); 128 } 129 130 @Override 131 protected String versionString() { 132 return "5.0"; 133 } 134 135 136 @Override 137 public ITerminologyClientFactory txFactory() { 138 return new TerminologyClientFactory(versionString()); 139 } 140 141 @Override 142 public Set<String> reviewActualTypes(Set<String> types) { 143 return types; 144 } 145 146 @Override 147 public PackageResourceLoader editInfo(PackageResourceLoader pri) { 148 return pri; 149 } 150 151}