Examples with EReference org.eclipse.emf.ecore.EReference used on opensource projects

Example 96 with EReference

use of org.eclipse.emf.ecore.EReference in project xtext-core by eclipse.

the class AssignmentFinder method findValidAssignmentsForCrossRef.

protected Set<AbstractElement> findValidAssignmentsForCrossRef(EObject semanticObj, Iterable<AbstractElement> assignedElements, EObject value, INode node) {
    Set<AbstractElement> result = Sets.newLinkedHashSet();
    for (AbstractElement ass : assignedElements) {
        CrossReference crossref = GrammarUtil.containingCrossReference(ass);
        EReference eref = GrammarUtil.getReference(crossref, semanticObj.eClass());
        if (EcoreUtil2.isAssignableFrom(eref.getEReferenceType(), value.eClass()) && crossRefSerializer.isValid(semanticObj, crossref, value, node, null))
            result.add(ass);
    }
    return result;
}

Example 97 with EReference

use of org.eclipse.emf.ecore.EReference in project xtext-core by eclipse.

the class ContextFinder method findContextsByContainer.

protected Iterable<ISerializationContext> findContextsByContainer(EObject sem, Iterable<ISerializationContext> contextCandidates) {
    if (sem.eResource() != null && sem.eResource().getContents().contains(sem))
        return Collections.singleton(getRootContext(sem));
    EReference ref = sem.eContainmentFeature();
    if (ref == null || (contextCandidates != null && Iterables.size(contextCandidates) < 2))
        return contextCandidates;
    Multimap<IConstraint, ISerializationContext> containerConstraints = getConstraints(sem.eContainer());
    int refID = sem.eContainer().eClass().getFeatureID(ref);
    Set<ISerializationContext> childContexts = Sets.newLinkedHashSet();
    for (Entry<IConstraint, Collection<ISerializationContext>> e : Lists.newArrayList(containerConstraints.asMap().entrySet())) {
        IConstraint constraint = e.getKey();
        Collection<ISerializationContext> contexts = e.getValue();
        if (constraint.getFeatures()[refID] == null)
            containerConstraints.removeAll(constraint);
        else {
            childContexts.addAll(createContextsForFeatures(contexts, constraint.getFeatures()[refID], sem));
        }
    }
    Set<ISerializationContext> result;
    if (contextCandidates != null) {
        result = Sets.newLinkedHashSet(contextCandidates);
        result.retainAll(childContexts);
    } else
        result = childContexts;
    if (result.size() < 2)
        return result;
    Iterable<ISerializationContext> filteredContexts = findContextsByContainer(sem.eContainer(), containerConstraints.values());
    childContexts = Sets.newLinkedHashSet();
    for (Entry<IConstraint, Collection<ISerializationContext>> e : Lists.newArrayList(containerConstraints.asMap().entrySet())) if (intersect(filteredContexts, e.getValue()))
        childContexts.addAll(createContextsForFeatures(e.getValue(), e.getKey().getFeatures()[refID], sem));
    result.retainAll(childContexts);
    return result;
}

Example 98 with EReference

use of org.eclipse.emf.ecore.EReference in project xtext-core by eclipse.

the class CrossReferenceSerializer method serializeCrossRef.

@Override
public String serializeCrossRef(EObject semanticObject, CrossReference crossref, EObject target, INode node, Acceptor errors) {
    if ((target == null || target.eIsProxy()) && node != null)
        return tokenUtil.serializeNode(node);
    final EReference ref = GrammarUtil.getReference(crossref, semanticObject.eClass());
    final IScope scope = scopeProvider.getScope(semanticObject, ref);
    if (scope == null) {
        if (errors != null)
            errors.accept(diagnostics.getNoScopeFoundDiagnostic(semanticObject, crossref, target));
        return null;
    }
    if (target != null && target.eIsProxy()) {
        target = handleProxy(target, semanticObject, ref);
    }
    if (target != null && node != null) {
        String text = linkingHelper.getCrossRefNodeAsString(node, true);
        QualifiedName qn = qualifiedNameConverter.toQualifiedName(text);
        URI targetURI = EcoreUtil2.getPlatformResourceOrNormalizedURI(target);
        for (IEObjectDescription desc : scope.getElements(qn)) {
            if (targetURI.equals(desc.getEObjectURI()))
                return tokenUtil.serializeNode(node);
        }
    }
    return getCrossReferenceNameFromScope(semanticObject, crossref, target, scope, errors);
}

Example 99 with EReference

use of org.eclipse.emf.ecore.EReference in project xtext-core by eclipse.

the class CrossReferenceSerializer method isValid.

@Override
public boolean isValid(EObject semanticObject, CrossReference crossref, EObject target, INode node, Acceptor errors) {
    if ((target == null || target.eIsProxy()) && node != null) {
        CrossReference crossrefFromNode = GrammarUtil.containingCrossReference(node.getGrammarElement());
        return crossref == crossrefFromNode;
    }
    final EReference ref = GrammarUtil.getReference(crossref, semanticObject.eClass());
    final IScope scope = scopeProvider.getScope(semanticObject, ref);
    if (scope == null) {
        if (errors != null)
            errors.accept(diagnostics.getNoScopeFoundDiagnostic(semanticObject, crossref, target));
        return false;
    }
    if (target != null && target.eIsProxy()) {
        target = handleProxy(target, semanticObject, ref);
    }
    return getCrossReferenceNameFromScope(semanticObject, crossref, target, scope, errors) != null;
}

Example 100 with EReference

use of org.eclipse.emf.ecore.EReference in project xtext-core by eclipse.

the class FlattenedGrammarAccess method copyRuleBodies.

private Multimap<TerminalRule, AbstractRule> copyRuleBodies(final List<AbstractRule> copies, final Map<RuleWithParameterValues, AbstractRule> origToCopy) {
    abstract class __FlattenedGrammarAccess_1 extends EcoreUtil.Copier {

        final __FlattenedGrammarAccess_1 _this__FlattenedGrammarAccess_1 = this;

        abstract Set<Parameter> getParameterConfig(final RuleCall origRuleCall, final RuleCall copyRuleCall);

        abstract void mergePredicates(final AbstractElement into, final AbstractElement from);

        abstract void mergeCardinalities(final AbstractElement into, final AbstractElement from);

        abstract boolean evaluate(final Condition condition);
    }
    final HashMultimap<TerminalRule, AbstractRule> calledFrom = HashMultimap.<TerminalRule, AbstractRule>create();
    for (final AbstractRule copy : copies) {
        {
            AbstractRule orig = RuleWithParameterValues.getOriginalRule(copy);
            final Set<Parameter> paramValues = RuleWithParameterValues.getParamValues(copy);
            EcoreUtil.Copier copier = new __FlattenedGrammarAccess_1() {

                @Override
                protected void copyReference(final EReference eReference, final EObject eObject, final EObject copyEObject) {
                    if ((eReference == XtextPackage.Literals.RULE_CALL__RULE)) {
                        RuleCall origRuleCall = ((RuleCall) eObject);
                        RuleCall copyRuleCall = ((RuleCall) copyEObject);
                        AbstractRule _rule = origRuleCall.getRule();
                        Set<Parameter> _parameterConfig = this.getParameterConfig(origRuleCall, copyRuleCall);
                        RuleWithParameterValues _ruleWithParameterValues = new RuleWithParameterValues(_rule, _parameterConfig);
                        AbstractRule calledCopy = origToCopy.get(_ruleWithParameterValues);
                        copyRuleCall.setRule(calledCopy);
                        if ((calledCopy instanceof TerminalRule)) {
                            calledFrom.put(((TerminalRule) calledCopy), copy);
                        }
                    } else {
                        super.copyReference(eReference, eObject, copyEObject);
                    }
                }

                Set<Parameter> getParameterConfig(final RuleCall origRuleCall, final RuleCall copyRuleCall) {
                    boolean _isEmpty = origRuleCall.getArguments().isEmpty();
                    if (_isEmpty) {
                        return Collections.<Parameter>emptySet();
                    }
                    final Function1<NamedArgument, Boolean> _function = (NamedArgument it) -> {
                        return Boolean.valueOf(this.evaluate(it.getValue()));
                    };
                    final Function1<NamedArgument, Parameter> _function_1 = (NamedArgument it) -> {
                        return it.getParameter();
                    };
                    Set<Parameter> result = IterableExtensions.<Parameter>toSet(IterableExtensions.<NamedArgument, Parameter>map(IterableExtensions.<NamedArgument>filter(origRuleCall.getArguments(), _function), _function_1));
                    return result;
                }

                @Override
                protected void copyContainment(final EReference eReference, final EObject eObject, final EObject copyEObject) {
                    boolean _matched = false;
                    if (Objects.equal(eReference, XtextPackage.Literals.RULE_CALL__ARGUMENTS)) {
                        _matched = true;
                    }
                    if (!_matched) {
                        if (Objects.equal(eReference, XtextPackage.Literals.GROUP__GUARD_CONDITION)) {
                            _matched = true;
                        }
                    }
                    if (_matched) {
                        return;
                    }
                    super.copyContainment(eReference, eObject, copyEObject);
                }

                @Override
                public EObject copy(final EObject eObject) {
                    if ((eObject instanceof Group)) {
                        Group group = ((Group) eObject);
                        Condition _guardCondition = group.getGuardCondition();
                        boolean _tripleNotEquals = (_guardCondition != null);
                        if (_tripleNotEquals) {
                            boolean _evaluate = this.evaluate(group.getGuardCondition());
                            boolean _not = (!_evaluate);
                            if (_not) {
                                return null;
                            }
                        }
                    }
                    EObject result = super.copy(eObject);
                    if ((result instanceof CompoundElement)) {
                        List<AbstractElement> elements = ((CompoundElement) result).getElements();
                        int _size = elements.size();
                        boolean _tripleEquals = (_size == 1);
                        if (_tripleEquals) {
                            if (((!((CompoundElement) result).isFirstSetPredicated()) && (!((CompoundElement) result).isPredicated()))) {
                                AbstractElement element = elements.get(0);
                                this.mergeCardinalities(element, ((AbstractElement) result));
                                this.mergePredicates(element, ((AbstractElement) result));
                                return element;
                            } else {
                                AbstractElement element_1 = elements.get(0);
                                this.mergePredicates(((AbstractElement) result), element_1);
                                element_1.setFirstSetPredicated(false);
                                element_1.setPredicated(false);
                            }
                        }
                    }
                    if ((eObject instanceof AbstractElement)) {
                        OriginalElement original = new OriginalElement(((AbstractElement) eObject));
                        EClass _eClass = ((AbstractElement) eObject).eClass();
                        EClass _eClass_1 = result.eClass();
                        boolean _notEquals = (!Objects.equal(_eClass, _eClass_1));
                        if (_notEquals) {
                            String _name = result.eClass().getName();
                            String _plus = ("copy is: \'" + _name);
                            String _plus_1 = (_plus + "\' but original was: \'");
                            String _name_1 = ((AbstractElement) eObject).eClass().getName();
                            String _plus_2 = (_plus_1 + _name_1);
                            String _plus_3 = (_plus_2 + "\'");
                            throw new IllegalStateException(_plus_3);
                        }
                        original.attachToEmfObject(result);
                    }
                    return result;
                }

                void mergePredicates(final AbstractElement into, final AbstractElement from) {
                    boolean _isPredicated = from.isPredicated();
                    if (_isPredicated) {
                        into.setPredicated(true);
                        into.setFirstSetPredicated(false);
                    } else {
                        if (((!into.isPredicated()) && from.isFirstSetPredicated())) {
                            into.setFirstSetPredicated(true);
                        }
                    }
                }

                void mergeCardinalities(final AbstractElement into, final AbstractElement from) {
                    String c1 = into.getCardinality();
                    String c2 = from.getCardinality();
                    String _switchResult = null;
                    boolean _matched = false;
                    if ((Objects.equal(c1, "*") || Objects.equal(c2, "*"))) {
                        _matched = true;
                    }
                    if (!_matched) {
                        if ((Objects.equal(c1, "+") && Objects.equal(c2, "?"))) {
                            _matched = true;
                        }
                    }
                    if (!_matched) {
                        if ((Objects.equal(c1, "?") && Objects.equal(c2, "+"))) {
                            _matched = true;
                        }
                    }
                    if (_matched) {
                        _switchResult = "*";
                    }
                    if (!_matched) {
                        if (Objects.equal(c1, null)) {
                            _matched = true;
                            _switchResult = c2;
                        }
                    }
                    if (!_matched) {
                        _switchResult = c1;
                    }
                    into.setCardinality(_switchResult);
                }

                boolean evaluate(final Condition condition) {
                    boolean result = new ConditionEvaluator(paramValues).evaluate(condition);
                    return result;
                }
            };
            EObject _copy = copier.copy(orig.getAlternatives());
            AbstractElement copiedBody = ((AbstractElement) _copy);
            copier.copyReferences();
            copy.setAlternatives(copiedBody);
            if ((orig instanceof ParserRule)) {
                ParserRule castedCopy = ((ParserRule) copy);
                boolean _isDefinesHiddenTokens = ((ParserRule) orig).isDefinesHiddenTokens();
                if (_isDefinesHiddenTokens) {
                    castedCopy.setDefinesHiddenTokens(true);
                    EList<AbstractRule> _hiddenTokens = ((ParserRule) orig).getHiddenTokens();
                    for (final AbstractRule rule : _hiddenTokens) {
                        {
                            RuleWithParameterValues _ruleWithParameterValues = new RuleWithParameterValues(rule);
                            final AbstractRule copiedTerminalRule = origToCopy.get(_ruleWithParameterValues);
                            EList<AbstractRule> _hiddenTokens_1 = castedCopy.getHiddenTokens();
                            _hiddenTokens_1.add(copiedTerminalRule);
                            calledFrom.put(((TerminalRule) copiedTerminalRule), castedCopy);
                        }
                    }
                }
            }
        }
    }
    return calledFrom;
}