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:org.jclouds.aws.ec2.EC2ContextBuilder.java

@Override
public Injector buildInjector() {
    try {/*from   w  ww  .j  a v  a2 s  . c o m*/
        Iterables.find(modules, Predicates.instanceOf(ConfigureELBModule.class));
    } catch (NoSuchElementException e) {
        Iterable<Module> infra = Iterables.filter(modules, new Predicate<Module>() {
            public boolean apply(Module input) {
                return input.getClass().isAnnotationPresent(ConfiguresExecutorService.class)
                        || input.getClass().isAnnotationPresent(ConfiguresHttpCommandExecutorService.class)
                        || instanceOf(LoggingModule.class).apply(input);
            }

        });
        modules.add(new ConfigureELBModule(infra, properties));
    }
    return super.buildInjector();
}

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From source file:org.testatoo.core.ListSelection.java

@Override
public <O> Selection<O> transform(Class<? extends O> type) {
    return filter(Predicates.instanceOf(type)).transform(Selector.to(type));
}

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From source file:com.google.api.server.spi.config.ApiConfigLoader.java

/**
 * Creates a {@link ApiConfigLoader}./* www .  ja  v  a 2 s  .c om*/
 *
 * @param configFactory Factory class in charge of creating {@link ApiConfig}s.
 * @param typeLoader Utility class for dealing with types in endpoint config generation.
 * @param annotationSource Config source which reads annotations in endpoint classes.
 * @param apiConfigSources Additional config sources, if any, to operate on endpoints.
 * @throws IllegalArgumentException if {@code apiConfigSources} includes another instance
 *         of ApiConfigAnnotationReader.
 */
public ApiConfigLoader(ApiConfig.Factory configFactory, TypeLoader typeLoader,
        ApiConfigAnnotationReader annotationSource, ApiConfigSource... apiConfigSources) {
    this.configFactory = Preconditions.checkNotNull(configFactory);
    this.typeLoader = Preconditions.checkNotNull(typeLoader);
    this.annotationSource = Preconditions.checkNotNull(annotationSource);
    this.apiConfigSources = ImmutableList.copyOf(apiConfigSources);
    Preconditions.checkArgument(
            !Iterables.any(this.apiConfigSources, Predicates.instanceOf(ApiConfigAnnotationReader.class)),
            "Multiple instances of the of ApiConfigAnnotationReader were passed in");
}

---

From source file:org.polymap.core.data.image.cache304.ClearCacheAction.java

@Override
public void selectionChanged(IAction action, ISelection selection) {
    selected.clear();/*from  w  ww . j  a v a  2  s  . c om*/
    action.setEnabled(false);
    for (ILayer layer : new SelectionAdapter(selection).elementsOfType(ILayer.class)) {
        // check permissions
        if (!ACLUtils.checkPermission(layer, AclPermission.WRITE, false)) {
            return;
        }
        // check cache processor in pipeline
        try {
            IService service = layer.getGeoResource().service(null);
            Pipeline pipeline = new DefaultPipelineIncubator().newPipeline(LayerUseCase.ENCODED_IMAGE,
                    layer.getMap(), layer, service);
            PipelineProcessor found = Iterables.find(pipeline, Predicates.instanceOf(ImageCacheProcessor.class),
                    null);
            if (found == null) {
                return;
            }
        } catch (Exception e) {
            log.warn("", e);
            return;
        }

        selected.add(layer);
    }
    action.setEnabled(true);
}

---

From source file:org.apache.aurora.scheduler.thrift.aop.UserCapabilityInterceptor.java

@Override
public Object invoke(MethodInvocation invocation) throws Throwable {
    Objects.requireNonNull(capabilityValidator, "Session validator has not yet been set.");

    // Ensure ROOT is always permitted.
    ImmutableList.Builder<Capability> whitelistBuilder = ImmutableList.<Capability>builder()
            .add(Capability.ROOT);//  w ww .j a  v  a  2  s  .  co m

    Method method = invocation.getMethod();
    Requires requires = method.getAnnotation(Requires.class);
    if (requires != null) {
        whitelistBuilder.add(requires.whitelist());
    }

    List<Capability> whitelist = whitelistBuilder.build();
    LOG.fine("Operation " + method.getName() + " may be performed by: " + whitelist);
    Optional<SessionKey> sessionKey = FluentIterable.from(Arrays.asList(invocation.getArguments()))
            .firstMatch(Predicates.instanceOf(SessionKey.class)).transform(CAST);
    if (!sessionKey.isPresent()) {
        LOG.severe("Interceptor should only be applied to methods accepting a SessionKey, but " + method
                + " does not.");
        return invocation.proceed();
    }

    String key = capabilityValidator.toString(sessionKey.get());
    for (Capability user : whitelist) {
        LOG.fine("Attempting to validate " + key + " against " + user);
        try {
            capabilityValidator.checkAuthorized(sessionKey.get(), user, AuditCheck.NONE);

            LOG.info("Permitting " + key + " to act as " + user + " and perform action " + method.getName());
            return invocation.proceed();
        } catch (AuthFailedException e) {
            LOG.fine("Auth failed: " + e);
        }
    }

    // User is not permitted to perform this operation.
    return Util.addMessage(Util.emptyResponse(), ResponseCode.AUTH_FAILED, "Session identified by '" + key
            + "' does not have the required capability to perform this action: " + whitelist);
}

---

From source file:com.twitter.aurora.scheduler.thrift.aop.UserCapabilityInterceptor.java

@Override
public Object invoke(MethodInvocation invocation) throws Throwable {
    Preconditions.checkNotNull(capabilityValidator, "Session validator has not yet been set.");

    // Ensure ROOT is always permitted.
    ImmutableList.Builder<Capability> whitelistBuilder = ImmutableList.<Capability>builder()
            .add(Capability.ROOT);//from w w w.j  a  va 2  s .  co  m

    Method method = invocation.getMethod();
    Requires requires = method.getAnnotation(Requires.class);
    if (requires != null) {
        whitelistBuilder.add(requires.whitelist());
    }

    List<Capability> whitelist = whitelistBuilder.build();
    LOG.fine("Operation " + method.getName() + " may be performed by: " + whitelist);
    Optional<SessionKey> sessionKey = FluentIterable.from(Arrays.asList(invocation.getArguments()))
            .firstMatch(Predicates.instanceOf(SessionKey.class)).transform(CAST);
    if (!sessionKey.isPresent()) {
        LOG.severe("Interceptor should only be applied to methods accepting a SessionKey, but " + method
                + " does not.");
        return invocation.proceed();
    }

    String key = capabilityValidator.toString(sessionKey.get());
    for (Capability user : whitelist) {
        LOG.fine("Attempting to validate " + key + " against " + user);
        try {
            capabilityValidator.checkAuthorized(sessionKey.get(), user, AuditCheck.NONE);

            LOG.info("Permitting " + key + " to act as " + user + " and perform action " + method.getName());
            return invocation.proceed();
        } catch (AuthFailedException e) {
            LOG.fine("Auth failed: " + e);
        }
    }

    // User is not permitted to perform this operation.
    return Interceptors.properlyTypedResponse(method, ResponseCode.AUTH_FAILED, "Session identified by '" + key
            + "' does not have the required capability to perform this action: " + whitelist);
}

---

From source file:org.eclipse.sirius.diagram.tools.internal.validation.description.constraints.RepresentationExtensionDescriptionRegexConstraint.java

@Override
public IStatus validate(IValidationContext ctx) {

    IStatus status = null;/*  w w  w . j  a va  2 s. c o  m*/
    EObject target = ctx.getTarget();
    if (target instanceof RepresentationExtensionDescription) {
        RepresentationExtensionDescription representationExtensionDescription = (RepresentationExtensionDescription) target;

        Matcher representationNameMatcher = REGEX_PATTERN
                .matcher(representationExtensionDescription.getRepresentationName());

        Matcher viewpointURIMatcher = REGEX_PATTERN
                .matcher(representationExtensionDescription.getViewpointURI());
        if (representationNameMatcher.matches() && viewpointURIMatcher.matches()) {
            status = ctx.createSuccessStatus();
        } else {
            // Check that the diagram extension contains only additional
            // layers
            if (!Iterables.all(representationExtensionDescription.eContents(),
                    Predicates.instanceOf(AdditionalLayer.class))) {
                status = ctx.createFailureStatus(
                        MessageFormat.format(ERROR_MESSAGE, representationExtensionDescription.getName()));
            } else if (!(representationExtensionDescription instanceof DiagramExtensionDescription)) {
                status = ctx.createFailureStatus(
                        MessageFormat.format(ERROR_MESSAGE, representationExtensionDescription.getName()));
            } else {
                // Check that all additional layers of diagram extension
                // contains only style
                // customizations.
                for (AdditionalLayer additionalLayer : ((DiagramExtensionDescription) representationExtensionDescription)
                        .getLayers()) {
                    if (!Iterables.all(additionalLayer.eContents(),
                            Predicates.instanceOf(Customization.class))) {
                        status = ctx.createFailureStatus(MessageFormat.format(ERROR_MESSAGE,
                                representationExtensionDescription.getName()));
                    }
                }
            }
        }
    }
    if (status == null) {
        status = ctx.createSuccessStatus();
    }
    return status;
}

---

From source file:vazkii.botania.common.item.equipment.bauble.ItemDivaCharm.java

@SubscribeEvent
public void onEntityDamaged(LivingHurtEvent event) {
    if (event.getSource().getEntity() instanceof EntityPlayer && event.getEntityLiving() instanceof EntityLiving
            && !event.getEntityLiving().worldObj.isRemote && Math.random() < 0.6F) {
        EntityPlayer player = (EntityPlayer) event.getSource().getEntity();
        ItemStack amulet = BaublesApi.getBaubles(player).getStackInSlot(6);
        if (amulet != null && amulet.getItem() == this) {
            final int cost = 250;
            if (ManaItemHandler.requestManaExact(amulet, player, cost, false)) {
                final int range = 20;

                List mobs = player.worldObj.getEntitiesWithinAABB(Entity.class,
                        new AxisAlignedBB(event.getEntityLiving().posX - range,
                                event.getEntityLiving().posY - range, event.getEntityLiving().posZ - range,
                                event.getEntityLiving().posX + range, event.getEntityLiving().posY + range,
                                event.getEntityLiving().posZ + range),
                        Predicates.instanceOf(IMob.class));
                if (mobs.size() > 1) {
                    if (SubTileHeiseiDream.brainwashEntity((EntityLiving) event.getEntityLiving(),
                            (List<IMob>) mobs)) {
                        if (event.getEntityLiving() instanceof EntityCreeper)
                            ReflectionHelper.setPrivateValue(EntityCreeper.class,
                                    (EntityCreeper) event.getEntityLiving(), 2,
                                    LibObfuscation.TIME_SINCE_IGNITED);
                        event.getEntityLiving().heal(event.getEntityLiving().getMaxHealth());
                        if (event.getEntityLiving().isDead)
                            event.getEntityLiving().isDead = false;

                        ManaItemHandler.requestManaExact(amulet, player, cost, true);
                        player.worldObj.playSound(null, player.posX, player.posY, player.posZ,
                                BotaniaSoundEvents.divaCharm, SoundCategory.PLAYERS, 1F, 1F);

                        double x = event.getEntityLiving().posX;
                        double y = event.getEntityLiving().posY;
                        double z = event.getEntityLiving().posZ;

                        for (int i = 0; i < 50; i++)
                            Botania.proxy.sparkleFX(x + Math.random() * event.getEntityLiving().width,
                                    y + Math.random() * event.getEntityLiving().height,
                                    z + Math.random() * event.getEntityLiving().width, 1F, 1F, 0.25F, 1F, 3);
                    }/*from  w ww .j av  a2 s.  c o m*/
                }
            }
        }
    }
}

---

From source file:org.pentaho.di.trans.dataservice.optimization.cache.CachedServiceLoader.java

ListenableFuture<Integer> replay(DataServiceExecutor dataServiceExecutor) throws KettleException {
    final Trans serviceTrans = dataServiceExecutor.getServiceTrans(),
            genTrans = dataServiceExecutor.getGenTrans();
    final CountDownLatch startReplay = new CountDownLatch(1);
    final RowProducer rowProducer = dataServiceExecutor.addRowProducer();

    List<Runnable> startTrans = dataServiceExecutor.getListenerMap()
            .get(DataServiceExecutor.ExecutionPoint.START),
            postOptimization = dataServiceExecutor.getListenerMap()
                    .get(DataServiceExecutor.ExecutionPoint.READY);

    Iterables.removeIf(postOptimization, Predicates.instanceOf(DefaultTransWiring.class));
    Iterables.removeIf(startTrans, new Predicate<Runnable>() {
        @Override/*  w w w.  ja  v a 2s .c o  m*/
        public boolean apply(Runnable runnable) {
            return runnable instanceof TransStarter
                    && ((TransStarter) runnable).getTrans().equals(serviceTrans);
        }
    });

    postOptimization.add(new Runnable() {
        @Override
        public void run() {
            serviceTrans.stopAll();
            for (StepMetaDataCombi stepMetaDataCombi : serviceTrans.getSteps()) {
                stepMetaDataCombi.step.setOutputDone();
                stepMetaDataCombi.step.dispose(stepMetaDataCombi.meta, stepMetaDataCombi.data);
                stepMetaDataCombi.step.markStop();
            }
        }
    });

    startTrans.add(new Runnable() {
        @Override
        public void run() {
            startReplay.countDown();
        }
    });

    ListenableFutureTask<Integer> replay = ListenableFutureTask.create(new Callable<Integer>() {
        @Override
        public Integer call() throws Exception {
            Preconditions.checkState(startReplay.await(30, TimeUnit.SECONDS), "Cache replay did not start");
            int rowCount = 0;
            for (Iterator<RowMetaAndData> iterator = rowSupplier.get(); iterator.hasNext()
                    && genTrans.isRunning();) {
                RowMetaAndData metaAndData = iterator.next();
                boolean rowAdded = false;
                RowMetaInterface rowMeta = metaAndData.getRowMeta();
                Object[] rowData = rowMeta.cloneRow(metaAndData.getData());
                while (!rowAdded && genTrans.isRunning()) {
                    rowAdded = rowProducer.putRowWait(rowMeta, rowData, 10, TimeUnit.SECONDS);
                }
                if (rowAdded) {
                    rowCount += 1;
                }
            }
            rowProducer.finished();
            return rowCount;
        }
    });
    executor.execute(replay);
    return replay;
}

---

From source file:org.eclipse.incquery.patternlanguage.emf.ui.contentassist.PatternImporter.java

@Override
public void apply(final IDocument document, final ConfigurableCompletionProposal proposal)
        throws BadLocationException {
    if (document instanceof IXtextDocument) {
        IXtextDocument xtextDocument = (IXtextDocument) document;
        if (targetPattern == null || Strings.isNullOrEmpty(targetPattern.getName()))
            return;
        importStatus = ((IXtextDocument) document).readOnly(new IUnitOfWork<ImportState, XtextResource>() {

            @Override/*from   ww  w  . j  av a2 s .  co  m*/
            public ImportState exec(XtextResource state) throws Exception {
                final PatternModel model = (PatternModel) Iterators.find(state.getAllContents(),
                        Predicates.instanceOf(PatternModel.class));
                if (targetPackage.equals(model.getPackageName())) {
                    return ImportState.SAMEPACKAGE;
                }
                final XImportSection importSection = model.getImportPackages();
                PatternImport relatedImport = Iterables.find(importSection.getPatternImport(),
                        new Predicate<PatternImport>() {

                            @Override
                            public boolean apply(PatternImport decl) {
                                return targetPattern.equals(decl.getPattern())
                                        || targetPattern.getName().equals(decl.getPattern().getName());
                            }
                        }, null);
                if (relatedImport == null) {

                    return ImportState.NONE;
                }
                // Checking whether found pattern definition equals to different pattern
                if (targetPattern.equals(relatedImport.getPattern())) {
                    return ImportState.FOUND;
                } else {
                    return ImportState.CONFLICTING;
                }
            }
        });

        String replacementString = getActualReplacementString(proposal) + "();";
        ReplaceEdit edit = new ReplaceEdit(proposal.getReplacementOffset(), proposal.getReplacementLength(),
                replacementString);
        edit.apply(document);
        //+2 is used to put the cursor inside the parentheses
        int cursorOffset = getActualReplacementString(proposal).length() + 2;
        if (importStatus == ImportState.NONE) {
            xtextDocument.modify(new Void<XtextResource>() {

                @Override
                public void process(XtextResource state) throws Exception {
                    XImportSection importSection = (XImportSection) Iterators.find(state.getAllContents(),
                            Predicates.instanceOf(XImportSection.class), null);
                    if (importSection.getImportDeclarations().size() + importSection.getPackageImport().size()
                            + importSection.getPatternImport().size() == 0) {
                        //Empty import sections need to be replaced to generate white space after the package declaration
                        XImportSection newSection = EMFPatternLanguageFactory.eINSTANCE.createXImportSection();
                        ((PatternModel) importSection.eContainer()).setImportPackages(newSection);
                        importSection = newSection;
                    }
                    PatternImport newImport = EMFPatternLanguageFactory.eINSTANCE.createPatternImport();
                    newImport.setPattern(targetPattern);
                    importSection.getPatternImport().add(newImport);

                }
            });
            //Two new lines + "import " + pattern fqn
            cursorOffset += 2 + 7 + CorePatternLanguageHelper.getFullyQualifiedName(targetPattern).length();
        }
        proposal.setCursorPosition(cursorOffset);
    }
}

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