001package org.hl7.fhir.r4.profilemodel;
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
031import java.util.ArrayList;
032import java.util.List;
033
034import org.hl7.fhir.r4.model.CanonicalType;
035import org.hl7.fhir.r4.model.ElementDefinition;
036import org.hl7.fhir.r4.model.ElementDefinition.SlicingRules;
037import org.hl7.fhir.r4.model.ElementDefinition.TypeRefComponent;
038import org.hl7.fhir.r4.profilemodel.PEDefinition.PEDefinitionElementMode;
039import org.hl7.fhir.r4.model.StructureDefinition;
040
041public class PEDefinitionSubExtension extends PEDefinition {
042
043  private ElementDefinition eed;
044  private ElementDefinition ved;
045  private ElementDefinition ued;
046
047  public PEDefinitionSubExtension(PEBuilder builder, StructureDefinition profile, ElementDefinition definition, String ppath) {
048    super(builder, definition.getSliceName(), profile, definition, ppath);
049    List<ElementDefinition> childDefs = builder.getChildren(profile, definition);    
050    eed = getElementByName(childDefs, "extension");
051    ved = getElementByName(childDefs, "value[x]"); 
052    ued = getElementByName(childDefs, "url");
053  }
054
055  @Override
056  public void listTypes(List<PEType> types) {
057    if (ved.isRequired() || eed.isProhibited()) {
058      for (TypeRefComponent t : ved.getType()) {
059        if (t.hasProfile()) {
060          for (CanonicalType u : t.getProfile()) {
061            types.add(builder.makeType(t, u));
062          }
063        } else {
064          types.add(builder.makeType(t.getWorkingCode()));
065        }
066      }
067    } else {
068      types.add(builder.makeType("Extension"));
069    }
070  }
071
072  private ElementDefinition getElementByName(List<ElementDefinition> children, String name) {
073    for (ElementDefinition ed : children) {
074      if (name.equals(ed.getName())) {
075        return ed;
076      }
077    }
078    return null;
079  }
080  
081  public List<PEDefinition> directChildren(boolean allFixed) {
082    List<PEDefinition> children = new ArrayList<>();
083    children.addAll(builder.listChildren(allFixed, this, profile, definition, "http://hl7.org/fhir/StructureDefinition/Extension"));
084    return children;
085  }
086
087  @Override
088  protected void makeChildren(String typeUrl, List<PEDefinition> children, boolean allFixed) {
089    if (ved.isRequired() || eed.isProhibited()) {
090      children.addAll(builder.listChildren(allFixed, this, profile, ved, typeUrl));
091    } else {
092      if (eed.getSlicing().getRules() != SlicingRules.CLOSED) {
093        children.addAll(builder.listChildren(allFixed, this, profile, eed, "http://hl7.org/fhir/StructureDefinition/Extension", "value[x]", "url"));
094      } 
095      children.addAll(builder.listSlices(profile, eed, this));
096    }
097  }
098
099  @Override
100  public String fhirpath() {
101    if (ved.isRequired() || eed.isProhibited()) {
102      return "extension('"+ued.getFixed().primitiveValue()+"').value";
103    } else {
104      return "extension('"+ued.getFixed().primitiveValue()+"')";
105    }
106  }
107
108  public PEDefinitionElementMode mode() {
109    return PEDefinitionElementMode.Extension;
110  }
111
112  public boolean isExtension() {
113    return true;
114  }
115
116
117}