Examples with ElementDefinitionConstraintComponent org.hl7.fhir.r4b.model.ElementDefinition.ElementDefinitionConstraintComponent used on opensource projects

Example 11 with ElementDefinitionConstraintComponent

use of org.hl7.fhir.r4b.model.ElementDefinition.ElementDefinitionConstraintComponent in project org.hl7.fhir.core by hapifhir.

the class ProfileUtilities method generateDescription.

private Cell generateDescription(HierarchicalTableGenerator gen, Row row, ElementDefinition definition, ElementDefinition fallback, boolean used, String baseURL, String url, StructureDefinition profile, String corePath) throws IOException {
    Cell c = gen.new Cell();
    row.getCells().add(c);
    if (used) {
        if (definition.getPath().endsWith("url") && definition.hasFixed()) {
            c.getPieces().add(checkForNoChange(definition.getFixed(), gen.new Piece(null, "\"" + buildJson(definition.getFixed()) + "\"", null).addStyle("color: darkgreen")));
        } else {
            if (definition != null && definition.hasShort()) {
                if (!c.getPieces().isEmpty())
                    c.addPiece(gen.new Piece("br"));
                c.addPiece(checkForNoChange(definition.getShortElement(), gen.new Piece(null, definition.getShort(), null)));
            } else if (fallback != null && fallback != null && fallback.hasShort()) {
                if (!c.getPieces().isEmpty())
                    c.addPiece(gen.new Piece("br"));
                c.addPiece(checkForNoChange(fallback.getShortElement(), gen.new Piece(null, fallback.getShort(), null)));
            }
            if (url != null) {
                if (!c.getPieces().isEmpty())
                    c.addPiece(gen.new Piece("br"));
                String fullUrl = url.startsWith("#") ? baseURL + url : url;
                StructureDefinition ed = context.fetchResource(StructureDefinition.class, url);
                String ref = ed == null ? null : (String) corePath + ed.getUserData("path");
                c.getPieces().add(gen.new Piece(null, "URL: ", null).addStyle("font-weight:bold"));
                c.getPieces().add(gen.new Piece(ref, fullUrl, null));
            }
            if (definition.hasSlicing()) {
                if (!c.getPieces().isEmpty())
                    c.addPiece(gen.new Piece("br"));
                c.getPieces().add(gen.new Piece(null, "Slice: ", null).addStyle("font-weight:bold"));
                c.getPieces().add(gen.new Piece(null, describeSlice(definition.getSlicing()), null));
            }
            if (definition != null) {
                if (definition.hasBinding()) {
                    if (!c.getPieces().isEmpty())
                        c.addPiece(gen.new Piece("br"));
                    BindingResolution br = pkp.resolveBinding(definition.getBinding());
                    c.getPieces().add(checkForNoChange(definition.getBinding(), gen.new Piece(null, "Binding: ", null).addStyle("font-weight:bold")));
                    c.getPieces().add(checkForNoChange(definition.getBinding(), gen.new Piece(br.url == null ? null : Utilities.isAbsoluteUrl(br.url) ? br.url : corePath + br.url, br.display, null)));
                    if (definition.getBinding().hasStrength()) {
                        c.getPieces().add(checkForNoChange(definition.getBinding(), gen.new Piece(null, " (", null)));
                        c.getPieces().add(checkForNoChange(definition.getBinding(), gen.new Piece(corePath + "terminologies.html#" + definition.getBinding().getStrength().toCode(), definition.getBinding().getStrength().toCode(), definition.getBinding().getStrength().getDefinition())));
                        c.getPieces().add(gen.new Piece(null, ")", null));
                    }
                }
                for (ElementDefinitionConstraintComponent inv : definition.getConstraint()) {
                    if (!c.getPieces().isEmpty())
                        c.addPiece(gen.new Piece("br"));
                    c.getPieces().add(checkForNoChange(inv, gen.new Piece(null, inv.getKey() + ": ", null).addStyle("font-weight:bold")));
                    c.getPieces().add(checkForNoChange(inv, gen.new Piece(null, inv.getHuman(), null)));
                }
                if (definition.hasFixed()) {
                    if (!c.getPieces().isEmpty())
                        c.addPiece(gen.new Piece("br"));
                    c.getPieces().add(checkForNoChange(definition.getFixed(), gen.new Piece(null, "Fixed Value: ", null).addStyle("font-weight:bold")));
                    c.getPieces().add(checkForNoChange(definition.getFixed(), gen.new Piece(null, buildJson(definition.getFixed()), null).addStyle("color: darkgreen")));
                } else if (definition.hasPattern()) {
                    if (!c.getPieces().isEmpty())
                        c.addPiece(gen.new Piece("br"));
                    c.getPieces().add(checkForNoChange(definition.getPattern(), gen.new Piece(null, "Required Pattern: ", null).addStyle("font-weight:bold")));
                    c.getPieces().add(checkForNoChange(definition.getPattern(), gen.new Piece(null, buildJson(definition.getPattern()), null).addStyle("color: darkgreen")));
                } else if (definition.hasExample()) {
                    if (!c.getPieces().isEmpty())
                        c.addPiece(gen.new Piece("br"));
                    c.getPieces().add(checkForNoChange(definition.getExample(), gen.new Piece(null, "Example: ", null).addStyle("font-weight:bold")));
                    c.getPieces().add(checkForNoChange(definition.getExample(), gen.new Piece(null, buildJson(definition.getExample()), null).addStyle("color: darkgreen")));
                }
            }
        }
    }
    return c;
}

Example 12 with ElementDefinitionConstraintComponent

use of org.hl7.fhir.r4b.model.ElementDefinition.ElementDefinitionConstraintComponent in project org.hl7.fhir.core by hapifhir.

the class ProfileUtilities method generateForChildren.

private void generateForChildren(SchematronWriter sch, String xpath, ElementDefinition ed, StructureDefinition structure, StructureDefinition base) throws IOException {
    // generateForChild(txt, structure, child);
    List<ElementDefinition> children = getChildList(structure, ed);
    String sliceName = null;
    ElementDefinitionSlicingComponent slicing = null;
    for (ElementDefinition child : children) {
        String name = tail(child.getPath());
        if (child.hasSlicing()) {
            sliceName = name;
            slicing = child.getSlicing();
        } else if (!name.equals(sliceName))
            slicing = null;
        ElementDefinition based = getByPath(base, child.getPath());
        boolean doMin = (child.getMin() > 0) && (based == null || (child.getMin() != based.getMin()));
        boolean doMax = !child.getMax().equals("*") && (based == null || (!child.getMax().equals(based.getMax())));
        Slicer slicer = slicing == null ? new Slicer(true) : generateSlicer(child, slicing, structure);
        if (slicer.check) {
            if (doMin || doMax) {
                Section s = sch.section(xpath);
                Rule r = s.rule(xpath);
                if (doMin)
                    r.assrt("count(f:" + name + slicer.criteria + ") >= " + Integer.toString(child.getMin()), name + slicer.name + ": minimum cardinality of '" + name + "' is " + Integer.toString(child.getMin()));
                if (doMax)
                    r.assrt("count(f:" + name + slicer.criteria + ") <= " + child.getMax(), name + slicer.name + ": maximum cardinality of '" + name + "' is " + child.getMax());
            }
        }
    }
    for (ElementDefinitionConstraintComponent inv : ed.getConstraint()) {
        if (inv.hasXpath()) {
            Section s = sch.section(ed.getPath());
            Rule r = s.rule(xpath);
            r.assrt(inv.getXpath(), (inv.hasId() ? inv.getId() + ": " : "") + inv.getHuman() + (inv.hasUserData(IS_DERIVED) ? " (inherited)" : ""));
        }
    }
    for (ElementDefinition child : children) {
        String name = tail(child.getPath());
        generateForChildren(sch, xpath + "/f:" + name, child, structure, base);
    }
}

Example 13 with ElementDefinitionConstraintComponent

use of org.hl7.fhir.r4b.model.ElementDefinition.ElementDefinitionConstraintComponent in project org.hl7.fhir.core by hapifhir.

the class ProfileComparer method unionConstraints.

// we can't really know about constraints. We create warnings, and collate them
private List<ElementDefinitionConstraintComponent> unionConstraints(ElementDefinition ed, ProfileComparison outcome, String path, List<ElementDefinitionConstraintComponent> left, List<ElementDefinitionConstraintComponent> right) {
    List<ElementDefinitionConstraintComponent> result = new ArrayList<ElementDefinitionConstraintComponent>();
    for (ElementDefinitionConstraintComponent l : left) {
        boolean found = false;
        for (ElementDefinitionConstraintComponent r : right) if (Utilities.equals(r.getId(), l.getId()) || (Utilities.equals(r.getXpath(), l.getXpath()) && r.getSeverity() == l.getSeverity()))
            found = true;
        if (!found) {
            outcome.messages.add(new ValidationMessage(Source.ProfileComparer, IssueType.STRUCTURE, path, "StructureDefinition " + outcome.leftName() + " has a constraint that is not found in " + outcome.rightName() + " and it is uncertain whether they are compatible (" + l.getXpath() + ")", IssueSeverity.INFORMATION));
            status(ed, ProfileUtilities.STATUS_WARNING);
        }
        result.add(l);
    }
    for (ElementDefinitionConstraintComponent r : right) {
        boolean found = false;
        for (ElementDefinitionConstraintComponent l : left) if (Utilities.equals(r.getId(), l.getId()) || (Utilities.equals(r.getXpath(), l.getXpath()) && r.getSeverity() == l.getSeverity()))
            found = true;
        if (!found) {
            outcome.messages.add(new ValidationMessage(Source.ProfileComparer, IssueType.STRUCTURE, path, "StructureDefinition " + outcome.rightName() + " has a constraint that is not found in " + outcome.leftName() + " and it is uncertain whether they are compatible (" + r.getXpath() + ")", IssueSeverity.INFORMATION));
            status(ed, ProfileUtilities.STATUS_WARNING);
            result.add(r);
        }
    }
    return result;
}

Example 14 with ElementDefinitionConstraintComponent

use of org.hl7.fhir.r4b.model.ElementDefinition.ElementDefinitionConstraintComponent in project org.hl7.fhir.core by hapifhir.

the class ProfileUtilities method generateDescription.

private Cell generateDescription(HierarchicalTableGenerator gen, Row row, ElementDefinition definition, ElementDefinition fallback, boolean used, String baseURL, String url, StructureDefinition profile, String corePath, boolean root, boolean logicalModel) throws IOException {
    Cell c = gen.new Cell();
    row.getCells().add(c);
    if (used) {
        if (logicalModel && ToolingExtensions.hasExtension(profile, "http://hl7.org/fhir/StructureDefinition/elementdefinition-namespace")) {
            if (root) {
                c.getPieces().add(gen.new Piece(null, "XML Namespace: ", null).addStyle("font-weight:bold"));
                c.getPieces().add(gen.new Piece(null, ToolingExtensions.readStringExtension(profile, "http://hl7.org/fhir/StructureDefinition/elementdefinition-namespace"), null));
            } else if (!root && ToolingExtensions.hasExtension(definition, "http://hl7.org/fhir/StructureDefinition/elementdefinition-namespace") && !ToolingExtensions.readStringExtension(definition, "http://hl7.org/fhir/StructureDefinition/elementdefinition-namespace").equals(ToolingExtensions.readStringExtension(profile, "http://hl7.org/fhir/StructureDefinition/elementdefinition-namespace"))) {
                c.getPieces().add(gen.new Piece(null, "XML Namespace: ", null).addStyle("font-weight:bold"));
                c.getPieces().add(gen.new Piece(null, ToolingExtensions.readStringExtension(definition, "http://hl7.org/fhir/StructureDefinition/elementdefinition-namespace"), null));
            }
        }
        if (definition.hasContentReference()) {
            ElementDefinition ed = getElementByName(profile.getSnapshot().getElement(), definition.getContentReference());
            if (ed == null)
                c.getPieces().add(gen.new Piece(null, "Unknown reference to " + definition.getContentReference(), null));
            else
                c.getPieces().add(gen.new Piece("#" + ed.getPath(), "See " + ed.getPath(), null));
        }
        if (definition.getPath().endsWith("url") && definition.hasFixed()) {
            c.getPieces().add(checkForNoChange(definition.getFixed(), gen.new Piece(null, "\"" + buildJson(definition.getFixed()) + "\"", null).addStyle("color: darkgreen")));
        } else {
            if (definition != null && definition.hasShort()) {
                if (!c.getPieces().isEmpty())
                    c.addPiece(gen.new Piece("br"));
                c.addPiece(checkForNoChange(definition.getShortElement(), gen.new Piece(null, definition.getShort(), null)));
            } else if (fallback != null && fallback != null && fallback.hasShort()) {
                if (!c.getPieces().isEmpty())
                    c.addPiece(gen.new Piece("br"));
                c.addPiece(checkForNoChange(fallback.getShortElement(), gen.new Piece(null, fallback.getShort(), null)));
            }
            if (url != null) {
                if (!c.getPieces().isEmpty())
                    c.addPiece(gen.new Piece("br"));
                String fullUrl = url.startsWith("#") ? baseURL + url : url;
                StructureDefinition ed = context.fetchResource(StructureDefinition.class, url);
                String ref = ed == null ? null : (String) corePath + ed.getUserData("path");
                c.getPieces().add(gen.new Piece(null, "URL: ", null).addStyle("font-weight:bold"));
                c.getPieces().add(gen.new Piece(ref, fullUrl, null));
            }
            if (definition.hasSlicing()) {
                if (!c.getPieces().isEmpty())
                    c.addPiece(gen.new Piece("br"));
                c.getPieces().add(gen.new Piece(null, "Slice: ", null).addStyle("font-weight:bold"));
                c.getPieces().add(gen.new Piece(null, describeSlice(definition.getSlicing()), null));
            }
            if (definition != null) {
                if (definition.hasBinding()) {
                    if (!c.getPieces().isEmpty())
                        c.addPiece(gen.new Piece("br"));
                    BindingResolution br = pkp.resolveBinding(definition.getBinding());
                    c.getPieces().add(checkForNoChange(definition.getBinding(), gen.new Piece(null, "Binding: ", null).addStyle("font-weight:bold")));
                    c.getPieces().add(checkForNoChange(definition.getBinding(), gen.new Piece(br.url == null ? null : Utilities.isAbsoluteUrl(br.url) ? br.url : corePath + br.url, br.display, null)));
                    if (definition.getBinding().hasStrength()) {
                        c.getPieces().add(checkForNoChange(definition.getBinding(), gen.new Piece(null, " (", null)));
                        c.getPieces().add(checkForNoChange(definition.getBinding(), gen.new Piece(corePath + "terminologies.html#" + definition.getBinding().getStrength().toCode(), definition.getBinding().getStrength().toCode(), definition.getBinding().getStrength().getDefinition())));
                        c.getPieces().add(gen.new Piece(null, ")", null));
                    }
                }
                for (ElementDefinitionConstraintComponent inv : definition.getConstraint()) {
                    if (!c.getPieces().isEmpty())
                        c.addPiece(gen.new Piece("br"));
                    c.getPieces().add(checkForNoChange(inv, gen.new Piece(null, inv.getKey() + ": ", null).addStyle("font-weight:bold")));
                    c.getPieces().add(checkForNoChange(inv, gen.new Piece(null, inv.getHuman(), null)));
                }
                if (definition.hasFixed()) {
                    if (!c.getPieces().isEmpty())
                        c.addPiece(gen.new Piece("br"));
                    c.getPieces().add(checkForNoChange(definition.getFixed(), gen.new Piece(null, "Fixed Value: ", null).addStyle("font-weight:bold")));
                    c.getPieces().add(checkForNoChange(definition.getFixed(), gen.new Piece(null, buildJson(definition.getFixed()), null).addStyle("color: darkgreen")));
                } else if (definition.hasPattern()) {
                    if (!c.getPieces().isEmpty())
                        c.addPiece(gen.new Piece("br"));
                    c.getPieces().add(checkForNoChange(definition.getPattern(), gen.new Piece(null, "Required Pattern: ", null).addStyle("font-weight:bold")));
                    c.getPieces().add(checkForNoChange(definition.getPattern(), gen.new Piece(null, buildJson(definition.getPattern()), null).addStyle("color: darkgreen")));
                } else if (definition.hasExample()) {
                    if (!c.getPieces().isEmpty())
                        c.addPiece(gen.new Piece("br"));
                    c.getPieces().add(checkForNoChange(definition.getExample(), gen.new Piece(null, "Example: ", null).addStyle("font-weight:bold")));
                    c.getPieces().add(checkForNoChange(definition.getExample(), gen.new Piece(null, buildJson(definition.getExample()), null).addStyle("color: darkgreen")));
                }
            }
        }
    }
    return c;
}

Example 15 with ElementDefinitionConstraintComponent

use of org.hl7.fhir.r4b.model.ElementDefinition.ElementDefinitionConstraintComponent 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) throws DefinitionException, FHIRException {
    // 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);
    if (derived != null) {
        boolean isExtension = checkExtensionDoco(base);
        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.hasCommentsElement()) {
            if (derived.getComments().startsWith("..."))
                base.setComments(base.getComments() + "\r\n" + derived.getComments().substring(3));
            else if (!Base.compareDeep(derived.getCommentsElement(), base.getCommentsElement(), false))
                base.setCommentsElement(derived.getCommentsElement().copy());
            else if (trimDifferential)
                base.setCommentsElement(derived.getCommentsElement().copy());
            else if (derived.hasCommentsElement())
                derived.getCommentsElement().setUserData(DERIVATION_EQUALS, true);
        }
        if (derived.hasLabelElement()) {
            if (derived.getLabel().startsWith("..."))
                base.setLabel(base.getLabel() + "\r\n" + derived.getLabel().substring(3));
            else if (!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.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 (derived.getMin() < base.getMin())
                    messages.add(new ValidationMessage(Source.ProfileValidator, IssueType.BUSINESSRULE, pn + "." + derived.getPath(), "Derived min  (" + Integer.toString(derived.getMin()) + ") cannot be less than base min (" + Integer.toString(base.getMin()) + ")", 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, IssueType.BUSINESSRULE, pn + "." + derived.getPath(), "Derived max (" + derived.getMax() + ") cannot be greater than base max (" + base.getMax() + ")", 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);
        }
        if (derived.hasExample()) {
            if (!Base.compareDeep(derived.getExample(), base.getExample(), false))
                base.setExample(derived.getExample().copy());
            else if (trimDifferential)
                derived.setExample(null);
            else
                derived.getExample().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.compareDeep(derived.getMustSupportElement(), base.getMustSupportElement(), false))
                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 (!Base.compareDeep(derived.getIsModifierElement(), base.getIsModifierElement(), false))
                base.setIsModifierElement(derived.getIsModifierElement().copy());
            else if (trimDifferential)
                derived.setIsModifierElement(null);
            else
                derived.getIsModifierElement().setUserData(DERIVATION_EQUALS, true);
        }
        if (derived.hasBinding()) {
            if (!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, IssueType.BUSINESSRULE, pn + "." + derived.getPath(), "illegal attempt to change a binding from " + base.getBinding().getStrength().toCode() + " to " + derived.getBinding().getStrength().toCode(), 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().hasValueSetReference() && derived.getBinding().hasValueSetReference()) {
                    ValueSetExpansionOutcome expBase = context.expandVS(context.fetchResource(ValueSet.class, base.getBinding().getValueSetReference().getReference()), true);
                    ValueSetExpansionOutcome expDerived = context.expandVS(context.fetchResource(ValueSet.class, derived.getBinding().getValueSetReference().getReference()), true);
                    if (expBase.getValueset() == null)
                        messages.add(new ValidationMessage(Source.ProfileValidator, IssueType.BUSINESSRULE, pn + "." + base.getPath(), "Binding " + base.getBinding().getValueSetReference().getReference() + " could not be expanded", IssueSeverity.WARNING));
                    else if (expDerived.getValueset() == null)
                        messages.add(new ValidationMessage(Source.ProfileValidator, IssueType.BUSINESSRULE, pn + "." + derived.getPath(), "Binding " + derived.getBinding().getValueSetReference().getReference() + " could not be expanded", IssueSeverity.WARNING));
                    else if (!isSubset(expBase.getValueset(), expDerived.getValueset()))
                        messages.add(new ValidationMessage(Source.ProfileValidator, IssueType.BUSINESSRULE, pn + "." + derived.getPath(), "Binding " + derived.getBinding().getValueSetReference().getReference() + " is not a subset of binding " + base.getBinding().getValueSetReference().getReference(), IssueSeverity.ERROR));
                }
                base.setBinding(derived.getBinding().copy());
            } else if (trimDifferential)
                derived.setBinding(null);
            else
                derived.getBinding().setUserData(DERIVATION_EQUALS, true);
        }
        if (derived.hasIsSummaryElement()) {
            if (!Base.compareDeep(derived.getIsSummaryElement(), base.getIsSummaryElement(), false))
                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()) {
                        boolean ok = false;
                        CommaSeparatedStringBuilder b = new CommaSeparatedStringBuilder();
                        for (TypeRefComponent td : base.getType()) {
                            b.append(td.getCode());
                            if (td.hasCode() && (td.getCode().equals(ts.getCode()) || td.getCode().equals("Extension") || td.getCode().equals("Element") || td.getCode().equals("*") || ((td.getCode().equals("Resource") || (td.getCode().equals("DomainResource")) && pkp.isResource(ts.getCode())))))
                                ok = true;
                        }
                        if (!ok)
                            throw new DefinitionException("StructureDefinition " + pn + " at " + derived.getPath() + ": illegal constrained type " + ts.getCode() + " from " + b.toString());
                    }
                }
                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);
        }
        // todo: constraints are cumulative. there is no replacing
        for (ElementDefinitionConstraintComponent s : base.getConstraint()) s.setUserData(IS_DERIVED, true);
        if (derived.hasConstraint()) {
            for (ElementDefinitionConstraintComponent s : derived.getConstraint()) {
                base.getConstraint().add(s.copy());
            }
        }
    }
}