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

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:com.google.devtools.build.lib.skyframe.SkyframeExecutor.java

@SuppressWarnings({ "unchecked", "rawtypes" })
Map<SkyKey, ActionLookupValue> getActionLookupValueMap() {
    return (Map) Maps.filterValues(memoizingEvaluator.getDoneValues(),
            Predicates.instanceOf(ActionLookupValue.class));
}

From source file:org.sosy_lab.cpachecker.core.algorithm.BMCAlgorithm.java

/**
 * Excludes the given edges from the given precision if the EdgeExclusionCPA
 * is activated to allow for such edge exclusions.
 *
 * @param pPrecision the precision to exclude the edges from.
 * @param pEdgesToIgnore the edges to be excluded.
 * @return the new precision.//from   ww w  .  j a  v a 2 s .c o  m
 */
private Precision excludeEdges(Precision pPrecision, Iterable<CFAEdge> pEdgesToIgnore) {
    EdgeExclusionPrecision oldPrecision = Precisions.extractPrecisionByType(pPrecision,
            EdgeExclusionPrecision.class);
    if (oldPrecision != null) {
        EdgeExclusionPrecision newPrecision = oldPrecision.excludeMoreEdges(pEdgesToIgnore);
        return Precisions.replaceByType(pPrecision, newPrecision,
                Predicates.instanceOf(EdgeExclusionPrecision.class));
    }
    return pPrecision;
}

From source file:org.obeonetwork.dsl.uml2.design.services.UMLServices.java

/**
 * Get all the packageable elements available in the semantic resources.
 * /*from   ww w  .ja  v a2s .  com*/
 * @param eObj
 *            Semantic element
 * @return All the packageable elements
 */
public List<EObject> getAllPackageableElements(Element element) {
    List<EObject> result = Lists.newArrayList();
    UMLServices umlServices = new UMLServices();
    List<org.eclipse.uml2.uml.Package> rootPkgs = umlServices.getAllAvailableRootPackages(element);
    result.addAll(rootPkgs);
    for (org.eclipse.uml2.uml.Package pkg : rootPkgs) {
        Iterators.addAll(result,
                Iterators.filter(pkg.eAllContents(), Predicates.instanceOf(PackageableElement.class)));
    }
    if (element instanceof Package) {
        result.removeAll(((Package) element).getPackagedElements());
    }

    return result;
}

From source file:org.eclipse.sirius.diagram.ui.tools.internal.layout.provider.BorderItemAwareLayoutProvider.java

/**
 * Return the x axis coordinate of the right size of the rightmost child
 * (after the arrange all).//from w  ww.j a  v  a 2s .c  om
 * 
 * @param part
 *            The parent
 * @param scale
 *            The current scale of the diagram
 * @param moveDelta
 *            The parent move delta if it is know, null otherwise
 * @param launchNormalArrange
 *            Tell if the normal arrange process will be called before the
 *            border item arrange
 * @return the x axis coordinate of the right size of the rightmost child
 */
private int getRightSizeXCoordinateOfRightMostChild(final IGraphicalEditPart part, final double scale,
        final Dimension moveDelta) {
    int result = 0;
    final Collection<IGraphicalEditPart> children = Collections2.filter(part.getChildren(),
            Predicates.and(Predicates.instanceOf(IGraphicalEditPart.class),
                    Predicates.not(Predicates.instanceOf(AbstractDiagramBorderNodeEditPart.class)),
                    Predicates.not(Predicates.instanceOf(AbstractDiagramNameEditPart.class))));
    for (IGraphicalEditPart child : children) {
        if (child instanceof ShapeCompartmentEditPart) {
            // Only delegates to the grandchildren
            final Collection<IGraphicalEditPart> grandchildren = Collections2.filter(child.getChildren(),
                    Predicates.and(Predicates.instanceOf(IGraphicalEditPart.class),
                            Predicates.not(Predicates.instanceOf(AbstractDiagramBorderNodeEditPart.class)),
                            Predicates.not(Predicates.instanceOf(AbstractDiagramNameEditPart.class))));
            for (IGraphicalEditPart grandchild : grandchildren) {
                final Rectangle bounds = getBounds(grandchild, scale, moveDelta, true, false);
                final int rightSizeXCoordinate = bounds.x + bounds.width;
                if (result < rightSizeXCoordinate) {
                    result = rightSizeXCoordinate;
                }
            }
        } else {
            final Rectangle bounds = getBounds(child, scale, moveDelta, true, false);
            final int rightSizeXCoordinate = bounds.x + bounds.width;
            if (result < rightSizeXCoordinate) {
                result = rightSizeXCoordinate;
            }
        }
    }
    return result;
}

From source file:org.eclipse.sirius.diagram.ui.tools.internal.layout.provider.BorderItemAwareLayoutProvider.java

/**
 * Return the y axis coordinate of the bottom size of the lowest child
 * (after the arrange all)./*  w  w w.j a v a  2  s.  com*/
 * 
 * @param part
 *            The parent
 * @param scale
 *            The current scale of the diagram
 * @param moveDelta
 *            The parent move delta if it is know, null otherwise
 * @return the y axis coordinate of the bottom size of the lowest child
 */
private int getBottomSizeYCoordinateOfLowestChild(final IGraphicalEditPart part, final double scale,
        final Dimension moveDelta) {
    int result = 0;
    final Collection<IGraphicalEditPart> children = Collections2.filter(part.getChildren(),
            Predicates.and(Predicates.instanceOf(IGraphicalEditPart.class),
                    Predicates.not(Predicates.instanceOf(AbstractDiagramBorderNodeEditPart.class)),
                    Predicates.not(Predicates.instanceOf(AbstractDiagramNameEditPart.class))));
    for (IGraphicalEditPart child : children) {
        if (child instanceof ShapeCompartmentEditPart) {
            // Only delegates to the grandchildren
            final Collection<IGraphicalEditPart> grandchildren = Collections2.filter(child.getChildren(),
                    Predicates.and(Predicates.instanceOf(IGraphicalEditPart.class),
                            Predicates.not(Predicates.instanceOf(AbstractDiagramBorderNodeEditPart.class)),
                            Predicates.not(Predicates.instanceOf(AbstractDiagramNameEditPart.class))));
            for (IGraphicalEditPart grandchild : grandchildren) {
                final Rectangle bounds = getBounds(grandchild, scale, moveDelta, false, true);
                final int bottomSizeYCoordinate = bounds.y + bounds.height;
                if (result < bottomSizeYCoordinate) {
                    result = bottomSizeYCoordinate;
                }
            }
        } else {
            final Rectangle bounds = getBounds(child);
            final int bottomSizeYCoordinate = bounds.y + bounds.height;
            if (result < bottomSizeYCoordinate) {
                result = bottomSizeYCoordinate;
            }
        }
    }
    return result;
}

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

/**
 * Returns true if 'p' evaluates to true when all its referenced slots are NULL,
 * false otherwise./*  w  w  w.  j a  v  a 2s .c  o  m*/
 * TODO: Can we avoid dealing with the exceptions thrown by analysis and eval?
 */
private boolean isTrueWithNullSlots(Expr p) {
    // Construct predicate with all SlotRefs substituted by NullLiterals.
    List<SlotRef> slotRefs = Lists.newArrayList();
    p.collect(Predicates.instanceOf(SlotRef.class), slotRefs);

    Expr nullTuplePred = null;
    // Map for substituting SlotRefs with NullLiterals.
    ExprSubstitutionMap nullSmap = new ExprSubstitutionMap();
    NullLiteral nullLiteral = new NullLiteral();
    nullLiteral.analyzeNoThrow(this);
    for (SlotRef slotRef : slotRefs) {
        nullSmap.put(slotRef.clone(), nullLiteral.clone());
    }
    nullTuplePred = p.substitute(nullSmap, this, false);
    try {
        return FeSupport.EvalPredicate(nullTuplePred, getQueryCtx());
    } catch (InternalException e) {
        Preconditions.checkState(false,
                "Failed to evaluate generated predicate: " + nullTuplePred.toSql() + "." + e.getMessage());
    }
    return true;
}

From source file:org.apache.impala.analysis.Analyzer.java

/**
 * Returns true if 'p' evaluates to true when all its referenced slots are NULL,
 * false otherwise.// www .ja v  a 2  s  . c  om
 * TODO: Can we avoid dealing with the exceptions thrown by analysis and eval?
 */
public boolean isTrueWithNullSlots(Expr p) {
    // Construct predicate with all SlotRefs substituted by NullLiterals.
    List<SlotRef> slotRefs = Lists.newArrayList();
    p.collect(Predicates.instanceOf(SlotRef.class), slotRefs);

    // Map for substituting SlotRefs with NullLiterals.
    ExprSubstitutionMap nullSmap = new ExprSubstitutionMap();
    for (SlotRef slotRef : slotRefs) {
        // Preserve the original SlotRef type to ensure all substituted
        // subexpressions in the predicate have the same return type and
        // function signature as in the original predicate.
        nullSmap.put(slotRef.clone(), NullLiteral.create(slotRef.getType()));
    }
    Expr nullTuplePred = p.substitute(nullSmap, this, false);
    try {
        return FeSupport.EvalPredicate(nullTuplePred, getQueryCtx());
    } catch (InternalException e) {
        Preconditions.checkState(false,
                "Failed to evaluate generated predicate: " + nullTuplePred.toSql() + "." + e.getMessage());
    }
    return true;
}