Examples with ValueSetExpansionOutcome org.hl7.fhir.dstu3.terminologies.ValueSetExpander.ValueSetExpansionOutcome used on opensource projects

Example 26 with ValueSetExpansionOutcome

use of org.hl7.fhir.dstu3.terminologies.ValueSetExpander.ValueSetExpansionOutcome in project org.hl7.fhir.core by hapifhir.

the class ValueSetExpanderSimple method excludeCodes.

private void excludeCodes(ConceptSetComponent exc, List<ValueSetExpansionParameterComponent> params, String ctxt) throws FHIRException {
    exc.checkNoModifiers("Compose.exclude", "expanding");
    if (exc.hasSystem() && exc.getConcept().size() == 0 && exc.getFilter().size() == 0) {
        excludeSystems.add(exc.getSystem());
    }
    if (exc.hasValueSet())
        throw new Error("Processing Value set references in exclude is not yet done in " + ctxt);
    // importValueSet(imp.getValue(), params, expParams);
    CodeSystem cs = context.fetchCodeSystem(exc.getSystem());
    if ((cs == null || cs.getContent() != CodeSystemContentMode.COMPLETE) && context.supportsSystem(exc.getSystem())) {
        ValueSetExpansionOutcome vse = context.expandVS(exc, false);
        ValueSet valueset = vse.getValueset();
        if (valueset == null)
            throw new TerminologyServiceException("Error Expanding ValueSet: " + vse.getError());
        excludeCodes(valueset.getExpansion(), params);
        return;
    }
    for (ConceptReferenceComponent c : exc.getConcept()) {
        excludeCode(exc.getSystem(), c.getCode());
    }
    if (exc.getFilter().size() > 0)
        throw new NotImplementedException("not done yet");
}

Example 27 with ValueSetExpansionOutcome

use of org.hl7.fhir.dstu3.terminologies.ValueSetExpander.ValueSetExpansionOutcome in project org.hl7.fhir.core by hapifhir.

the class ValueSetExpansionCache method loadCache.

private void loadCache() throws FHIRFormatError, IOException {
    File[] files = new File(cacheFolder).listFiles();
    for (File f : files) {
        if (f.getName().endsWith(".xml")) {
            final FileInputStream is = new FileInputStream(f);
            try {
                Resource r = context.newXmlParser().setOutputStyle(OutputStyle.PRETTY).parse(is);
                if (r instanceof OperationOutcome) {
                    OperationOutcome oo = (OperationOutcome) r;
                    expansions.put(ToolingExtensions.getExtension(oo, VS_ID_EXT).getValue().toString(), new ValueSetExpansionOutcome(new XhtmlComposer(XhtmlComposer.XML, false).composePlainText(oo.getText().getDiv()), TerminologyServiceErrorClass.UNKNOWN));
                } else if (r instanceof ValueSet) {
                    ValueSet vs = (ValueSet) r;
                    if (vs.hasExpansion())
                        expansions.put(vs.getUrl(), new ValueSetExpansionOutcome(vs));
                    else {
                        canonicals.put(vs.getUrl(), vs);
                        if (vs.hasVersion())
                            canonicals.put(vs.getUrl() + "|" + vs.getVersion(), vs);
                    }
                } else if (r instanceof MetadataResource) {
                    MetadataResource md = (MetadataResource) r;
                    canonicals.put(md.getUrl(), md);
                    if (md.hasVersion())
                        canonicals.put(md.getUrl() + "|" + md.getVersion(), md);
                }
            } finally {
                IOUtils.closeQuietly(is);
            }
        }
    }
}

Example 28 with ValueSetExpansionOutcome

use of org.hl7.fhir.dstu3.terminologies.ValueSetExpander.ValueSetExpansionOutcome in project org.hl7.fhir.core by hapifhir.

the class TerminologyCache method load.

private void load() throws FHIRException {
    for (String fn : new File(folder).list()) {
        if (fn.endsWith(".cache") && !fn.equals("validation.cache")) {
            int c = 0;
            try {
                String title = fn.substring(0, fn.lastIndexOf("."));
                NamedCache nc = new NamedCache();
                nc.name = title;
                caches.put(title, nc);
                String src = TextFile.fileToString(Utilities.path(folder, fn));
                if (src.startsWith("?"))
                    src = src.substring(1);
                int i = src.indexOf(ENTRY_MARKER);
                while (i > -1) {
                    c++;
                    String s = src.substring(0, i);
                    src = src.substring(i + ENTRY_MARKER.length() + 1);
                    i = src.indexOf(ENTRY_MARKER);
                    if (!Utilities.noString(s)) {
                        int j = s.indexOf(BREAK);
                        String q = s.substring(0, j);
                        String p = s.substring(j + BREAK.length() + 1).trim();
                        CacheEntry ce = new CacheEntry();
                        ce.persistent = true;
                        ce.request = q;
                        boolean e = p.charAt(0) == 'e';
                        p = p.substring(3);
                        JsonObject o = (JsonObject) new com.google.gson.JsonParser().parse(p);
                        String error = loadJS(o.get("error"));
                        if (e) {
                            if (o.has("valueSet"))
                                ce.e = new ValueSetExpansionOutcome((ValueSet) new JsonParser().parse(o.getAsJsonObject("valueSet")), error, TerminologyServiceErrorClass.UNKNOWN);
                            else
                                ce.e = new ValueSetExpansionOutcome(error, TerminologyServiceErrorClass.UNKNOWN);
                        } else {
                            String t = loadJS(o.get("severity"));
                            IssueSeverity severity = t == null ? null : IssueSeverity.fromCode(t);
                            String display = loadJS(o.get("display"));
                            String code = loadJS(o.get("code"));
                            String system = loadJS(o.get("system"));
                            String definition = loadJS(o.get("definition"));
                            t = loadJS(o.get("class"));
                            TerminologyServiceErrorClass errorClass = t == null ? null : TerminologyServiceErrorClass.valueOf(t);
                            ce.v = new ValidationResult(severity, error, system, new ConceptDefinitionComponent().setDisplay(display).setDefinition(definition).setCode(code)).setErrorClass(errorClass);
                        }
                        nc.map.put(String.valueOf(hashNWS(ce.request)), ce);
                        nc.list.add(ce);
                    }
                }
            } catch (Exception e) {
                throw new FHIRException("Error loading " + fn + ": " + e.getMessage() + " entry " + c, e);
            }
        }
    }
}

Example 29 with ValueSetExpansionOutcome

use of org.hl7.fhir.dstu3.terminologies.ValueSetExpander.ValueSetExpansionOutcome in project org.hl7.fhir.core by hapifhir.

the class Element method getAsICoding.

public ICoding getAsICoding() throws FHIRException {
    if ("code".equals(fhirType())) {
        if (property.getDefinition().getBinding().getStrength() != BindingStrength.REQUIRED)
            return null;
        ICodingImpl c = new ICodingImpl(true, true, false, false);
        c.code = primitiveValue();
        ValueSetExpansionOutcome vse = property.getContext().expandVS(property.getDefinition().getBinding(), true, false);
        if (vse.getValueset() == null)
            return null;
        for (ValueSetExpansionContainsComponent cc : vse.getValueset().getExpansion().getContains()) {
            if (cc.getCode().equals(c.code)) {
                c.system = cc.getSystem();
                if (cc.hasVersion()) {
                    c.doesVersion = true;
                    c.version = cc.getVersion();
                }
                if (cc.hasDisplay()) {
                    c.doesDisplay = true;
                    c.display = cc.getDisplay();
                }
            }
        }
        if (c.system == null)
            return null;
        return c;
    } else if ("Coding".equals(fhirType())) {
        ICodingImpl c = new ICodingImpl(true, true, true, true);
        c.system = getNamedChildValue("system");
        c.code = getNamedChildValue("code");
        c.display = getNamedChildValue("display");
        c.version = getNamedChildValue("version");
        return c;
    } else if ("Quantity".equals(fhirType())) {
        ICodingImpl c = new ICodingImpl(true, true, false, false);
        c.system = getNamedChildValue("system");
        c.code = getNamedChildValue("code");
        return c;
    } else
        return null;
}

Example 30 with ValueSetExpansionOutcome

use of org.hl7.fhir.dstu3.terminologies.ValueSetExpander.ValueSetExpansionOutcome in project org.hl7.fhir.core by hapifhir.

the class ProfileUtilities method updateFromDefinition.

private void updateFromDefinition(ElementDefinition dest, ElementDefinition source, String pn, boolean trimDifferential, String purl, StructureDefinition srcSD) throws DefinitionException, FHIRException {
    source.setUserData(GENERATED_IN_SNAPSHOT, dest);
    // we start with a clone of the base profile ('dest') and we copy from the profile ('source')
    // over the top for anything the source has
    ElementDefinition base = dest;
    ElementDefinition derived = source;
    derived.setUserData(DERIVATION_POINTER, base);
    boolean isExtension = checkExtensionDoco(base);
    // Before applying changes, apply them to what's in the profile
    StructureDefinition profile = null;
    if (base.hasSliceName())
        profile = base.getType().size() == 1 && base.getTypeFirstRep().hasProfile() ? context.fetchResource(StructureDefinition.class, base.getTypeFirstRep().getProfile().get(0).getValue()) : null;
    if (profile == null)
        profile = source.getType().size() == 1 && source.getTypeFirstRep().hasProfile() ? context.fetchResource(StructureDefinition.class, source.getTypeFirstRep().getProfile().get(0).getValue()) : null;
    if (profile != null) {
        ElementDefinition e = profile.getSnapshot().getElement().get(0);
        String webroot = profile.getUserString("webroot");
        if (e.hasDefinition()) {
            base.setDefinition(processRelativeUrls(e.getDefinition(), webroot, baseSpecUrl(), context.getResourceNames(), masterSourceFileNames, null, true));
        }
        base.setShort(e.getShort());
        if (e.hasCommentElement())
            base.setCommentElement(e.getCommentElement());
        if (e.hasRequirementsElement())
            base.setRequirementsElement(e.getRequirementsElement());
        base.getAlias().clear();
        base.getAlias().addAll(e.getAlias());
        base.getMapping().clear();
        base.getMapping().addAll(e.getMapping());
    }
    if (derived != null) {
        if (derived.hasSliceName()) {
            base.setSliceName(derived.getSliceName());
        }
        if (derived.hasShortElement()) {
            if (!Base.compareDeep(derived.getShortElement(), base.getShortElement(), false))
                base.setShortElement(derived.getShortElement().copy());
            else if (trimDifferential)
                derived.setShortElement(null);
            else if (derived.hasShortElement())
                derived.getShortElement().setUserData(DERIVATION_EQUALS, true);
        }
        if (derived.hasDefinitionElement()) {
            if (derived.getDefinition().startsWith("..."))
                base.setDefinition(base.getDefinition() + "\r\n" + derived.getDefinition().substring(3));
            else if (!Base.compareDeep(derived.getDefinitionElement(), base.getDefinitionElement(), false))
                base.setDefinitionElement(derived.getDefinitionElement().copy());
            else if (trimDifferential)
                derived.setDefinitionElement(null);
            else if (derived.hasDefinitionElement())
                derived.getDefinitionElement().setUserData(DERIVATION_EQUALS, true);
        }
        if (derived.hasCommentElement()) {
            if (derived.getComment().startsWith("..."))
                base.setComment(base.getComment() + "\r\n" + derived.getComment().substring(3));
            else if (derived.hasCommentElement() != base.hasCommentElement() || !Base.compareDeep(derived.getCommentElement(), base.getCommentElement(), false))
                base.setCommentElement(derived.getCommentElement().copy());
            else if (trimDifferential)
                base.setCommentElement(derived.getCommentElement().copy());
            else if (derived.hasCommentElement())
                derived.getCommentElement().setUserData(DERIVATION_EQUALS, true);
        }
        if (derived.hasLabelElement()) {
            if (derived.getLabel().startsWith("..."))
                base.setLabel(base.getLabel() + "\r\n" + derived.getLabel().substring(3));
            else if (!base.hasLabelElement() || !Base.compareDeep(derived.getLabelElement(), base.getLabelElement(), false))
                base.setLabelElement(derived.getLabelElement().copy());
            else if (trimDifferential)
                base.setLabelElement(derived.getLabelElement().copy());
            else if (derived.hasLabelElement())
                derived.getLabelElement().setUserData(DERIVATION_EQUALS, true);
        }
        if (derived.hasRequirementsElement()) {
            if (derived.getRequirements().startsWith("..."))
                base.setRequirements(base.getRequirements() + "\r\n" + derived.getRequirements().substring(3));
            else if (!base.hasRequirementsElement() || !Base.compareDeep(derived.getRequirementsElement(), base.getRequirementsElement(), false))
                base.setRequirementsElement(derived.getRequirementsElement().copy());
            else if (trimDifferential)
                base.setRequirementsElement(derived.getRequirementsElement().copy());
            else if (derived.hasRequirementsElement())
                derived.getRequirementsElement().setUserData(DERIVATION_EQUALS, true);
        }
        // sdf-9
        if (derived.hasRequirements() && !base.getPath().contains("."))
            derived.setRequirements(null);
        if (base.hasRequirements() && !base.getPath().contains("."))
            base.setRequirements(null);
        if (derived.hasAlias()) {
            if (!Base.compareDeep(derived.getAlias(), base.getAlias(), false))
                for (StringType s : derived.getAlias()) {
                    if (!base.hasAlias(s.getValue()))
                        base.getAlias().add(s.copy());
                }
            else if (trimDifferential)
                derived.getAlias().clear();
            else
                for (StringType t : derived.getAlias()) t.setUserData(DERIVATION_EQUALS, true);
        }
        if (derived.hasMinElement()) {
            if (!Base.compareDeep(derived.getMinElement(), base.getMinElement(), false)) {
                if (// in a slice, minimum cardinality rules do not apply
                derived.getMin() < base.getMin() && !derived.hasSliceName())
                    messages.add(new ValidationMessage(Source.ProfileValidator, ValidationMessage.IssueType.BUSINESSRULE, pn + "." + source.getPath(), "Element " + base.getPath() + ": derived min (" + Integer.toString(derived.getMin()) + ") cannot be less than base min (" + Integer.toString(base.getMin()) + ")", ValidationMessage.IssueSeverity.ERROR));
                base.setMinElement(derived.getMinElement().copy());
            } else if (trimDifferential)
                derived.setMinElement(null);
            else
                derived.getMinElement().setUserData(DERIVATION_EQUALS, true);
        }
        if (derived.hasMaxElement()) {
            if (!Base.compareDeep(derived.getMaxElement(), base.getMaxElement(), false)) {
                if (isLargerMax(derived.getMax(), base.getMax()))
                    messages.add(new ValidationMessage(Source.ProfileValidator, ValidationMessage.IssueType.BUSINESSRULE, pn + "." + source.getPath(), "Element " + base.getPath() + ": derived max (" + derived.getMax() + ") cannot be greater than base max (" + base.getMax() + ")", ValidationMessage.IssueSeverity.ERROR));
                base.setMaxElement(derived.getMaxElement().copy());
            } else if (trimDifferential)
                derived.setMaxElement(null);
            else
                derived.getMaxElement().setUserData(DERIVATION_EQUALS, true);
        }
        if (derived.hasFixed()) {
            if (!Base.compareDeep(derived.getFixed(), base.getFixed(), true)) {
                base.setFixed(derived.getFixed().copy());
            } else if (trimDifferential)
                derived.setFixed(null);
            else
                derived.getFixed().setUserData(DERIVATION_EQUALS, true);
        }
        if (derived.hasPattern()) {
            if (!Base.compareDeep(derived.getPattern(), base.getPattern(), false)) {
                base.setPattern(derived.getPattern().copy());
            } else if (trimDifferential)
                derived.setPattern(null);
            else
                derived.getPattern().setUserData(DERIVATION_EQUALS, true);
        }
        for (ElementDefinitionExampleComponent ex : derived.getExample()) {
            boolean found = false;
            for (ElementDefinitionExampleComponent exS : base.getExample()) if (Base.compareDeep(ex, exS, false))
                found = true;
            if (!found)
                base.addExample(ex.copy());
            else if (trimDifferential)
                derived.getExample().remove(ex);
            else
                ex.setUserData(DERIVATION_EQUALS, true);
        }
        if (derived.hasMaxLengthElement()) {
            if (!Base.compareDeep(derived.getMaxLengthElement(), base.getMaxLengthElement(), false))
                base.setMaxLengthElement(derived.getMaxLengthElement().copy());
            else if (trimDifferential)
                derived.setMaxLengthElement(null);
            else
                derived.getMaxLengthElement().setUserData(DERIVATION_EQUALS, true);
        }
        if (derived.hasMaxValue()) {
            if (!Base.compareDeep(derived.getMaxValue(), base.getMaxValue(), false))
                base.setMaxValue(derived.getMaxValue().copy());
            else if (trimDifferential)
                derived.setMaxValue(null);
            else
                derived.getMaxValue().setUserData(DERIVATION_EQUALS, true);
        }
        if (derived.hasMinValue()) {
            if (!Base.compareDeep(derived.getMinValue(), base.getMinValue(), false))
                base.setMinValue(derived.getMinValue().copy());
            else if (trimDifferential)
                derived.setMinValue(null);
            else
                derived.getMinValue().setUserData(DERIVATION_EQUALS, true);
        }
        if (derived.hasMustSupportElement()) {
            if (!(base.hasMustSupportElement() && Base.compareDeep(derived.getMustSupportElement(), base.getMustSupportElement(), false))) {
                if (base.hasMustSupport() && base.getMustSupport() && !derived.getMustSupport()) {
                    messages.add(new ValidationMessage(Source.ProfileValidator, ValidationMessage.IssueType.BUSINESSRULE, pn + "." + derived.getPath(), "Illegal constraint [must-support = false] when [must-support = true] in the base profile", ValidationMessage.IssueSeverity.ERROR));
                }
                base.setMustSupportElement(derived.getMustSupportElement().copy());
            } else if (trimDifferential)
                derived.setMustSupportElement(null);
            else
                derived.getMustSupportElement().setUserData(DERIVATION_EQUALS, true);
        }
        // but extensions can change isModifier
        if (isExtension) {
            if (derived.hasIsModifierElement() && !(base.hasIsModifierElement() && Base.compareDeep(derived.getIsModifierElement(), base.getIsModifierElement(), false)))
                base.setIsModifierElement(derived.getIsModifierElement().copy());
            else if (trimDifferential)
                derived.setIsModifierElement(null);
            else if (derived.hasIsModifierElement())
                derived.getIsModifierElement().setUserData(DERIVATION_EQUALS, true);
            if (derived.hasIsModifierReasonElement() && !(base.hasIsModifierReasonElement() && Base.compareDeep(derived.getIsModifierReasonElement(), base.getIsModifierReasonElement(), false)))
                base.setIsModifierReasonElement(derived.getIsModifierReasonElement().copy());
            else if (trimDifferential)
                derived.setIsModifierReasonElement(null);
            else if (derived.hasIsModifierReasonElement())
                derived.getIsModifierReasonElement().setUserData(DERIVATION_EQUALS, true);
        }
        if (derived.hasBinding()) {
            if (!base.hasBinding() || !Base.compareDeep(derived.getBinding(), base.getBinding(), false)) {
                if (base.hasBinding() && base.getBinding().getStrength() == BindingStrength.REQUIRED && derived.getBinding().getStrength() != BindingStrength.REQUIRED)
                    messages.add(new ValidationMessage(Source.ProfileValidator, ValidationMessage.IssueType.BUSINESSRULE, pn + "." + derived.getPath(), "illegal attempt to change the binding on " + derived.getPath() + " from " + base.getBinding().getStrength().toCode() + " to " + derived.getBinding().getStrength().toCode(), ValidationMessage.IssueSeverity.ERROR));
                else // throw new DefinitionException("StructureDefinition "+pn+" at "+derived.getPath()+": illegal attempt to change a binding from "+base.getBinding().getStrength().toCode()+" to "+derived.getBinding().getStrength().toCode());
                if (base.hasBinding() && derived.hasBinding() && base.getBinding().getStrength() == BindingStrength.REQUIRED && base.getBinding().hasValueSet() && derived.getBinding().hasValueSet()) {
                    ValueSet baseVs = context.fetchResource(ValueSet.class, base.getBinding().getValueSet());
                    ValueSet contextVs = context.fetchResource(ValueSet.class, derived.getBinding().getValueSet());
                    if (baseVs == null) {
                        messages.add(new ValidationMessage(Source.ProfileValidator, ValidationMessage.IssueType.BUSINESSRULE, pn + "." + base.getPath(), "Binding " + base.getBinding().getValueSet() + " could not be located", ValidationMessage.IssueSeverity.WARNING));
                    } else if (contextVs == null) {
                        messages.add(new ValidationMessage(Source.ProfileValidator, ValidationMessage.IssueType.BUSINESSRULE, pn + "." + derived.getPath(), "Binding " + derived.getBinding().getValueSet() + " could not be located", ValidationMessage.IssueSeverity.WARNING));
                    } else {
                        ValueSetExpansionOutcome expBase = context.expandVS(baseVs, true, false);
                        ValueSetExpansionOutcome expDerived = context.expandVS(contextVs, true, false);
                        if (expBase.getValueset() == null)
                            messages.add(new ValidationMessage(Source.ProfileValidator, ValidationMessage.IssueType.BUSINESSRULE, pn + "." + base.getPath(), "Binding " + base.getBinding().getValueSet() + " could not be expanded", ValidationMessage.IssueSeverity.WARNING));
                        else if (expDerived.getValueset() == null)
                            messages.add(new ValidationMessage(Source.ProfileValidator, ValidationMessage.IssueType.BUSINESSRULE, pn + "." + derived.getPath(), "Binding " + derived.getBinding().getValueSet() + " could not be expanded", ValidationMessage.IssueSeverity.WARNING));
                        else if (ToolingExtensions.hasExtension(expBase.getValueset().getExpansion(), ToolingExtensions.EXT_EXP_TOOCOSTLY))
                            messages.add(new ValidationMessage(Source.ProfileValidator, ValidationMessage.IssueType.BUSINESSRULE, pn + "." + derived.getPath(), "Unable to check if " + derived.getBinding().getValueSet() + " is a proper subset of " + base.getBinding().getValueSet() + " - base value set is too large to check", ValidationMessage.IssueSeverity.WARNING));
                        else if (!isSubset(expBase.getValueset(), expDerived.getValueset()))
                            messages.add(new ValidationMessage(Source.ProfileValidator, ValidationMessage.IssueType.BUSINESSRULE, pn + "." + derived.getPath(), "Binding " + derived.getBinding().getValueSet() + " is not a subset of binding " + base.getBinding().getValueSet(), ValidationMessage.IssueSeverity.ERROR));
                    }
                }
                ElementDefinitionBindingComponent d = derived.getBinding();
                ElementDefinitionBindingComponent nb = base.getBinding().copy();
                if (!COPY_BINDING_EXTENSIONS) {
                    nb.getExtension().clear();
                }
                nb.setDescription(null);
                nb.getExtension().addAll(d.getExtension());
                if (d.hasStrength()) {
                    nb.setStrength(d.getStrength());
                }
                if (d.hasDescription()) {
                    nb.setDescription(d.getDescription());
                }
                if (d.hasValueSet()) {
                    nb.setValueSet(d.getValueSet());
                }
                base.setBinding(nb);
            } else if (trimDifferential)
                derived.setBinding(null);
            else
                derived.getBinding().setUserData(DERIVATION_EQUALS, true);
        }
        if (derived.hasIsSummaryElement()) {
            if (!Base.compareDeep(derived.getIsSummaryElement(), base.getIsSummaryElement(), false)) {
                if (// work around a known issue with some 1.4.0 cosntraints
                base.hasIsSummary() && !context.getVersion().equals("1.4.0"))
                    throw new Error(context.formatMessage(I18nConstants.ERROR_IN_PROFILE__AT__BASE_ISSUMMARY___DERIVED_ISSUMMARY__, purl, derived.getPath(), base.getIsSummaryElement().asStringValue(), derived.getIsSummaryElement().asStringValue()));
                base.setIsSummaryElement(derived.getIsSummaryElement().copy());
            } else if (trimDifferential)
                derived.setIsSummaryElement(null);
            else
                derived.getIsSummaryElement().setUserData(DERIVATION_EQUALS, true);
        }
        if (derived.hasType()) {
            if (!Base.compareDeep(derived.getType(), base.getType(), false)) {
                if (base.hasType()) {
                    for (TypeRefComponent ts : derived.getType()) {
                        checkTypeDerivation(purl, srcSD, base, derived, ts);
                    }
                }
                base.getType().clear();
                for (TypeRefComponent t : derived.getType()) {
                    TypeRefComponent tt = t.copy();
                    // tt.setUserData(DERIVATION_EQUALS, true);
                    base.getType().add(tt);
                }
            } else if (trimDifferential)
                derived.getType().clear();
            else
                for (TypeRefComponent t : derived.getType()) t.setUserData(DERIVATION_EQUALS, true);
        }
        if (derived.hasMapping()) {
            // todo: mappings are not cumulative - one replaces another
            if (!Base.compareDeep(derived.getMapping(), base.getMapping(), false)) {
                for (ElementDefinitionMappingComponent s : derived.getMapping()) {
                    boolean found = false;
                    for (ElementDefinitionMappingComponent d : base.getMapping()) {
                        found = found || (d.getIdentity().equals(s.getIdentity()) && d.getMap().equals(s.getMap()));
                    }
                    if (!found) {
                        base.getMapping().add(s);
                    }
                }
            } else if (trimDifferential) {
                derived.getMapping().clear();
            } else {
                for (ElementDefinitionMappingComponent t : derived.getMapping()) {
                    t.setUserData(DERIVATION_EQUALS, true);
                }
            }
        }
        for (ElementDefinitionMappingComponent m : base.getMapping()) {
            if (m.hasMap()) {
                m.setMap(m.getMap().trim());
            }
        }
        // todo: constraints are cumulative. there is no replacing
        for (ElementDefinitionConstraintComponent s : base.getConstraint()) {
            s.setUserData(IS_DERIVED, true);
            if (!s.hasSource()) {
                s.setSource(srcSD.getUrl());
            }
        }
        if (derived.hasConstraint()) {
            for (ElementDefinitionConstraintComponent s : derived.getConstraint()) {
                if (!base.hasConstraint(s.getKey())) {
                    ElementDefinitionConstraintComponent inv = s.copy();
                    base.getConstraint().add(inv);
                }
            }
        }
        for (IdType id : derived.getCondition()) {
            if (!base.hasCondition(id)) {
                base.getCondition().add(id);
            }
        }
        // now, check that we still have a bindable type; if not, delete the binding - see task 8477
        if (dest.hasBinding() && !hasBindableType(dest)) {
            dest.setBinding(null);
        }
        // finally, we copy any extensions from source to dest
        for (Extension ex : derived.getExtension()) {
            StructureDefinition sd = context.fetchResource(StructureDefinition.class, ex.getUrl());
            if (sd == null || sd.getSnapshot() == null || sd.getSnapshot().getElementFirstRep().getMax().equals("1")) {
                ToolingExtensions.removeExtension(dest, ex.getUrl());
            }
            dest.addExtension(ex.copy());
        }
    }
    if (dest.hasFixed()) {
        checkTypeOk(dest, dest.getFixed().fhirType(), srcSD);
    }
    if (dest.hasPattern()) {
        checkTypeOk(dest, dest.getPattern().fhirType(), srcSD);
    }
}