001package org.hl7.fhir.convertors.loaders.loaderR4;
002
003/*
004  Copyright (c) 2011+, HL7, Inc.
005  All rights reserved.
006  
007  Redistribution and use in source and binary forms, with or without modification, 
008  are permitted provided that the following conditions are met:
009    
010   * Redistributions of source code must retain the above copyright notice, this 
011     list of conditions and the following disclaimer.
012   * Redistributions in binary form must reproduce the above copyright notice, 
013     this list of conditions and the following disclaimer in the documentation 
014     and/or other materials provided with the distribution.
015   * Neither the name of HL7 nor the names of its contributors may be used to 
016     endorse or promote products derived from this software without specific 
017     prior written permission.
018  
019  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND 
020  ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 
021  WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 
022  IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 
023  INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 
024  NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 
025  PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 
026  WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 
027  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 
028  POSSIBILITY OF SUCH DAMAGE.
029  
030 */
031
032
033import org.hl7.fhir.convertors.advisors.impl.BaseAdvisor_14_40;
034import org.hl7.fhir.convertors.factory.VersionConvertorFactory_14_40;
035import org.hl7.fhir.dstu2016may.formats.JsonParser;
036import org.hl7.fhir.dstu2016may.formats.XmlParser;
037import org.hl7.fhir.dstu2016may.model.Resource;
038import org.hl7.fhir.exceptions.FHIRException;
039import org.hl7.fhir.r4.conformance.ProfileUtilities;
040import org.hl7.fhir.r4.context.SimpleWorkerContext.IContextResourceLoader;
041import org.hl7.fhir.r4.model.*;
042import org.hl7.fhir.r4.model.Bundle.BundleEntryComponent;
043import org.hl7.fhir.r4.model.Bundle.BundleType;
044import org.hl7.fhir.r4.model.StructureDefinition.StructureDefinitionKind;
045
046import java.io.IOException;
047import java.io.InputStream;
048import java.util.ArrayList;
049import java.util.List;
050import java.util.UUID;
051
052public class R2016MayToR4Loader extends BaseLoaderR4 implements IContextResourceLoader {
053
054  private final BaseAdvisor_14_40 advisor = new BaseAdvisor_14_40();
055
056  public R2016MayToR4Loader() {
057    super(new String[0], null);
058  }
059
060  @Override
061  public Bundle loadBundle(InputStream stream, boolean isJson) throws FHIRException, IOException {
062    Resource r2016may = null;
063    if (isJson)
064      r2016may = new JsonParser().parse(stream);
065    else
066      r2016may = new XmlParser().parse(stream);
067    org.hl7.fhir.r4.model.Resource r4 = VersionConvertorFactory_14_40.convertResource(r2016may, advisor);
068
069    Bundle b;
070    if (r4 instanceof Bundle)
071      b = (Bundle) r4;
072    else {
073      b = new Bundle();
074      b.setId(UUID.randomUUID().toString().toLowerCase());
075      b.setType(BundleType.COLLECTION);
076      b.addEntry().setResource(r4).setFullUrl(r4 instanceof MetadataResource ? ((MetadataResource) r4).getUrl() : null);
077    }
078
079    for (CodeSystem cs : advisor.getCslist()) {
080      BundleEntryComponent be = b.addEntry();
081      be.setFullUrl(cs.getUrl());
082      be.setResource(cs);
083    }
084    if (killPrimitives) {
085      List<BundleEntryComponent> remove = new ArrayList<BundleEntryComponent>();
086      for (BundleEntryComponent be : b.getEntry()) {
087        if (be.hasResource() && be.getResource() instanceof StructureDefinition) {
088          StructureDefinition sd = (StructureDefinition) be.getResource();
089          if (sd.getKind() == StructureDefinitionKind.PRIMITIVETYPE)
090            remove.add(be);
091        }
092      }
093      b.getEntry().removeAll(remove);
094    }
095    for (BundleEntryComponent be : b.getEntry()) {
096      if (be.hasResource() && be.getResource() instanceof StructureDefinition) {
097        StructureDefinition sd = (StructureDefinition) be.getResource();
098        new ProfileUtilities(null, null, null).setIds(sd, false);
099        if (patchUrls) {
100          sd.setUrl(sd.getUrl().replace(URL_BASE, "http://hl7.org/fhir/2016May/"));
101          sd.addExtension().setUrl(URL_ELEMENT_DEF_NAMESPACE).setValue(new UriType(URL_BASE));
102        }
103      }
104    }
105    return b;
106  }
107}