Example usage for com.google.common.base Predicates instanceOf

List of usage examples for com.google.common.base Predicates instanceOf

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Introduction

In this page you can find the example usage for com.google.common.base Predicates instanceOf.

Prototype

@GwtIncompatible("Class.isInstance")
public static Predicate<Object> instanceOf(Class<?> clazz)

Source Link

Document

Returns a predicate that evaluates to true if the object being tested is an instance of the given class.

Usage

From source file:org.eclipse.sirius.diagram.ui.business.internal.migration.DiagramRepresentationsFileMigrationParticipantV670.java

/**
 * Add a {@link IndirectlyCollapsedFilter} to the children of CollapsedNode
 * (to retrieve the same behavior as before). The migration of GMF bounds of
 * this indirectly collapsed nodes, if they are bordered nodes, are deal
 * later in method {{@link #migrateGMFBoundsOfBorderedNodes(List)}.
 * /* w  ww.ja v a  2 s . com*/
 * @param diagram
 *            GMF Diagram to migrate.
 */
private void migrateChildrenOfCollapsedNode(Diagram diagram) {
    List<DDiagramElement> indirectlyCollaspedDDEs = Lists.newArrayList();
    Iterator<Node> viewIterator = Iterators.filter(Iterators.filter(diagram.eAllContents(), Node.class),
            isDirectlyCollapsedNode);
    while (viewIterator.hasNext()) {
        final Node node = viewIterator.next();
        if (node.getElement() instanceof AbstractDNode) {
            AbstractDNode abstractDNode = (AbstractDNode) node.getElement();
            indirectlyCollaspedDDEs.addAll(abstractDNode.getOwnedBorderedNodes());
            if (abstractDNode instanceof DNodeContainer) {
                DNodeContainer dDiagramElementContainer = (DNodeContainer) abstractDNode;
                indirectlyCollaspedDDEs.addAll(dDiagramElementContainer.getOwnedDiagramElements());
            } else if (abstractDNode instanceof DNodeList) {
                DNodeList dNodeList = (DNodeList) abstractDNode;
                indirectlyCollaspedDDEs.addAll(dNodeList.getOwnedElements());
            }
        }
    }
    for (DDiagramElement indirectlyCollaspedDDE : indirectlyCollaspedDDEs) {
        if (!Iterables.any(indirectlyCollaspedDDE.getGraphicalFilters(),
                Predicates.instanceOf(IndirectlyCollapseFilter.class))) {
            IndirectlyCollapseFilter indirectlyCollapseFilter = DiagramFactory.eINSTANCE
                    .createIndirectlyCollapseFilter();
            indirectlyCollaspedDDE.getGraphicalFilters().add(indirectlyCollapseFilter);
        }
    }
}

From source file:com.facebook.litho.testing.viewtree.ViewTreeAssert.java

public <V extends View> ViewTreeAssert hasVisible(final Class<V> clazz, final Predicate<V> predicate) {
    final Predicate<View> conjunction = Predicates.and(Predicates.instanceOf(clazz), ViewPredicates.isVisible(),
            (Predicate<View>) predicate);

    final ImmutableList<View> path = actual.findChild(conjunction, ViewPredicates.isVisible());

    Java6Assertions.assertThat(path)//ww  w. ja  v a2s .  c o m
            .overridingErrorMessage(
                    "Did not find view for which given predicate is true in view hierarchy:%n%s",
                    actual.makeString(null))
            .isNotNull();

    return this;
}

From source file:org.eclipse.sirius.diagram.ui.business.internal.query.RequestQuery.java

/**
 * Check if:/*from w ww  .  j  a va2  s .c o m*/
 * <UL>
 * <LI>all mappings of the creation tool of this request correspond to
 * BorderNode mapping,</LI>
 * <LI>or if all edit parts of the drop request is BorderNode edit part.
 * Warning the result is only available in case of drag'n'drop from diagram,
 * not from other view because in this case, the edit part is not
 * "real edit part" but a @link
 * {@link org.eclipse.sirius.diagram.ui.tools.internal.dnd.DragAndDropWrapper}
 * . The only solution in this case to know if it is a drop a element that
 * became bordered nodes is to call
 * {@link org.eclipse.sirius.diagram.ui.graphical.edit.internal.policies.validators.DragAndDropValidator#isConcerningOnlyBorderNodeFromView()}
 * .</LI>
 * </UL>
 * 
 * @return true in case of request concerning bordered nodes, false
 *         otherwise.
 */
public boolean isDropOrCreationOfBorderNode() {
    boolean isConcerningBorderNode = false;
    if (request instanceof CreateRequest) {
        CreateRequest createRequest = (CreateRequest) request;
        if (createRequest.getNewObject() instanceof NodeCreationDescriptionImpl) {
            isConcerningBorderNode = true;
            NodeCreationDescriptionImpl nodeCreationDescriptionImpl = (NodeCreationDescriptionImpl) createRequest
                    .getNewObject();
            for (NodeMapping nodeMapping : nodeCreationDescriptionImpl.getNodeMappings()) {
                if (!DescriptionPackage.eINSTANCE.getAbstractNodeMapping_BorderedNodeMappings()
                        .equals(nodeMapping.eContainingFeature())) {
                    isConcerningBorderNode = false;
                }
            }
        }
    } else if (RequestConstants.REQ_DROP.equals(request.getType())) {
        isConcerningBorderNode = !getEditParts().isEmpty()
                && Iterables.all(getEditParts(), Predicates.instanceOf(IBorderItemEditPart.class));
    }
    return isConcerningBorderNode;
}

From source file:org.eclipse.sirius.diagram.business.api.query.DDiagramElementQuery.java

/**
 * Tests whether the dDiagramElement is explicitly or indirectly folded.
 * //w  ww  .  ja  v a2 s.  co  m
 * @return <code>true</code> if the dDiagramElement is folded (explicitly or
 *         indirectly).
 */
public boolean isFolded() {
    return Iterables.any(element.getGraphicalFilters(), Predicates
            .or(Predicates.instanceOf(FoldingPointFilter.class), Predicates.instanceOf(FoldingFilter.class)));
}

From source file:com.facebook.litho.testing.viewtree.ViewTreeAssert.java

public <V extends View> ViewTreeAssert doesNotHaveVisible(final Class<V> clazz, final Predicate<V> predicate) {
    final Predicate<View> conjunction = Predicates.and(Predicates.instanceOf(clazz), ViewPredicates.isVisible(),
            (Predicate<View>) predicate);

    final ImmutableList<View> path = actual.findChild(conjunction, ViewPredicates.isVisible());

    Java6Assertions.assertThat(path)//  w ww  .  j av a2 s .  c o m
            .overridingErrorMessage("Found a view for which given predicate is true in view hierarchy:%n%s",
                    actual.makeString(null))
            .isNull();

    return this;
}

From source file:com.facebook.swift.codec.metadata.ThriftStructMetadataBuilder.java

private void addMethod(Class<?> clazz, Method method, boolean allowReaders, boolean allowWriters) {
    checkArgument(method.isAnnotationPresent(ThriftField.class));

    ThriftField annotation = method.getAnnotation(ThriftField.class);

    // verify parameters
    if (isValidateGetter(method)) {
        if (allowReaders) {
            MethodExtractor methodExtractor = new MethodExtractor(method, annotation);
            fields.add(methodExtractor);
            extractors.add(methodExtractor);
        } else {//from ww w .jav a2  s.  co m
            metadataErrors.addError("Reader method %s.%s is not allowed on a builder class", clazz.getName(),
                    method.getName());
        }
    } else if (isValidateSetter(method)) {
        if (allowWriters) {
            List<ParameterInjection> parameters;
            if (method.getParameterTypes().length > 1 || Iterables.any(
                    asList(method.getParameterAnnotations()[0]), Predicates.instanceOf(ThriftField.class))) {
                parameters = getParameterInjections(method.getParameterAnnotations(),
                        method.getGenericParameterTypes(), extractParameterNames(method));
                if (annotation.value() != Short.MIN_VALUE) {
                    metadataErrors.addError(
                            "A method with annotated parameters can not have a field id specified: %s.%s ",
                            clazz.getName(), method.getName());
                }
                if (!annotation.name().isEmpty()) {
                    metadataErrors.addError(
                            "A method with annotated parameters can not have a field name specified: %s.%s ",
                            clazz.getName(), method.getName());
                }
                if (annotation.required()) {
                    metadataErrors.addError(
                            "A method with annotated parameters can not be marked as required: %s.%s ",
                            clazz.getName(), method.getName());
                }
            } else {
                parameters = ImmutableList.of(new ParameterInjection(0, annotation, extractFieldName(method),
                        method.getGenericParameterTypes()[0]));
            }
            fields.addAll(parameters);
            methodInjections.add(new MethodInjection(method, parameters));
        } else {
            metadataErrors.addError(
                    "Inject method %s.%s is not allowed on struct class, since struct has a builder",
                    clazz.getName(), method.getName());
        }
    } else {
        metadataErrors.addError("Method %s.%s is not a supported getter or setter", clazz.getName(),
                method.getName());
    }
}

From source file:org.apache.impala.planner.HdfsPartitionPruner.java

/**
 * Evaluate an InPredicate filter on a partition column and return the ids of
 * the matching partitions.//from www.j  a  v a 2 s.c  o  m
 */
private HashSet<Long> evalInPredicate(Expr expr) {
    Preconditions.checkNotNull(expr);
    Preconditions.checkState(expr instanceof InPredicate);
    InPredicate inPredicate = (InPredicate) expr;
    HashSet<Long> matchingIds = Sets.newHashSet();
    SlotRef slot = inPredicate.getBoundSlot();
    Preconditions.checkNotNull(slot);
    int partitionPos = slot.getDesc().getColumn().getPosition();
    TreeMap<LiteralExpr, HashSet<Long>> partitionValueMap = tbl_.getPartitionValueMap(partitionPos);

    if (inPredicate.isNotIn()) {
        // Case: SlotRef NOT IN (Literal, ..., Literal)
        // If there is a NullLiteral, return an empty set.
        List<Expr> nullLiterals = Lists.newArrayList();
        inPredicate.collectAll(Predicates.instanceOf(NullLiteral.class), nullLiterals);
        if (!nullLiterals.isEmpty())
            return matchingIds;
        matchingIds.addAll(tbl_.getPartitionIds());
        // Exclude partitions with null partition column values
        Set<Long> nullIds = tbl_.getNullPartitionIds(partitionPos);
        matchingIds.removeAll(nullIds);
    }
    // Compute the matching partition ids
    for (int i = 1; i < inPredicate.getChildren().size(); ++i) {
        LiteralExpr literal = (LiteralExpr) inPredicate.getChild(i);
        HashSet<Long> idSet = partitionValueMap.get(literal);
        if (idSet != null) {
            if (inPredicate.isNotIn()) {
                matchingIds.removeAll(idSet);
            } else {
                matchingIds.addAll(idSet);
            }
        }
    }
    return matchingIds;
}

From source file:org.apache.calcite.sql.SqlUtil.java

private static Iterator<SqlOperator> lookupSubjectRoutinesByName(SqlOperatorTable opTab, SqlIdentifier funcName,
        final SqlSyntax syntax, SqlFunctionCategory category) {
    final List<SqlOperator> sqlOperators = new ArrayList<>();
    opTab.lookupOperatorOverloads(funcName, category, syntax, sqlOperators);
    switch (syntax) {
    case FUNCTION:
        return Iterators.filter(sqlOperators.iterator(), Predicates.instanceOf(SqlFunction.class));
    default://w ww. j  a  v  a2s . c  o  m
        return Iterators.filter(sqlOperators.iterator(), new PredicateImpl<SqlOperator>() {
            public boolean test(SqlOperator operator) {
                return operator.getSyntax() == syntax;
            }
        });
    }
}

From source file:org.obeonetwork.dsl.uml2.core.api.services.ActivityDiagramServices.java

/**
 * Get all the behaviors available in the semantic resources.
 *
 * @param eObj/*from w  ww .ja v a2 s. com*/
 *            Semantic element
 * @return All the behaviors
 */
private List<EObject> getAllBehaviors(Element element) {
    final List<EObject> behaviors = Lists.newArrayList();
    final List<org.eclipse.uml2.uml.Package> rootPkgs = getAllAvailableRootPackages(element);
    for (final org.eclipse.uml2.uml.Package pkg : rootPkgs) {
        Iterators.addAll(behaviors,
                Iterators.filter(pkg.eAllContents(), Predicates.instanceOf(Behavior.class)));
    }

    return behaviors;
}

From source file:com.cloudera.impala.analysis.Expr.java

/**
 * Returns a clone of child with all NumericLiterals in it explicitly
 * cast to targetType./*  www. j  a  v  a  2  s .c o  m*/
 */
private Expr convertNumericLiteralsToFloat(Analyzer analyzer, Expr child, Type targetType)
        throws AnalysisException {
    if (!targetType.isFloatingPointType() && !targetType.isIntegerType())
        return child;
    if (targetType.isIntegerType())
        targetType = Type.DOUBLE;
    List<NumericLiteral> literals = Lists.newArrayList();
    child.collectAll(Predicates.instanceOf(NumericLiteral.class), literals);
    ExprSubstitutionMap smap = new ExprSubstitutionMap();
    for (NumericLiteral l : literals) {
        NumericLiteral castLiteral = (NumericLiteral) l.clone();
        castLiteral.explicitlyCastToFloat(targetType);
        smap.put(l, castLiteral);
    }
    return child.substitute(smap, analyzer, false);
}