Example usage for com.google.common.collect Sets newIdentityHashSet

Introduction

In this page you can find the example usage for com.google.common.collect Sets newIdentityHashSet.

Prototype

public static <E> Set<E> newIdentityHashSet() 

Source Link

Document

Creates an empty Set that uses identity to determine equality.

Usage

From source file:com.complexible.common.base.Memory.java

/**
 * Returns the size of this object (with its references).
 */// w w  w .ja va  2s.  c o m
public static long sizeOf(Object obj) {
    return sizeOf(obj, Sets.newIdentityHashSet());
}

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From source file:org.jetbrains.jet.lang.resolve.NamespaceFactoryImpl.java

private void storeBindingForFileAndExpression(@Nullable JetFile file,
        @Nullable JetReferenceExpression expression, @NotNull NamespaceDescriptor namespaceDescriptor) {
    if (expression != null) {
        trace.record(REFERENCE_TARGET, expression, namespaceDescriptor);
    }/*  w  w  w .  java  2 s. c  o m*/

    if (file != null) {
        trace.record(BindingContext.FILE_TO_NAMESPACE, file, namespaceDescriptor);

        // Register files corresponding to this namespace
        // The trace currently does not support bi-di multimaps that would handle this task nicer
        Collection<JetFile> files = trace.get(NAMESPACE_TO_FILES, namespaceDescriptor);
        if (files == null) {
            files = Sets.newIdentityHashSet();
        }
        files.add(file);
        trace.record(BindingContext.NAMESPACE_TO_FILES, namespaceDescriptor, files);
    }
}

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From source file:org.napile.compiler.lang.resolve.NamespaceFactoryImpl.java

private void storeBindingForFileAndExpression(@Nullable NapileFile file,
        @Nullable NapileReferenceExpression expression, @NotNull PackageDescriptor packageDescriptor) {
    if (expression != null) {
        trace.record(REFERENCE_TARGET, expression, packageDescriptor);
    }/*from  w  ww.j  a va 2s  .c om*/

    if (file != null) {
        trace.record(BindingTraceKeys.FILE_TO_NAMESPACE, file, packageDescriptor);

        // Register files corresponding to this namespace
        // The trace currently does not support bi-di multimaps that would handle this task nicer
        Collection<NapileFile> files = trace.get(NAMESPACE_TO_FILES, packageDescriptor);
        if (files == null) {
            files = Sets.newIdentityHashSet();
        }
        files.add(file);
        trace.record(BindingTraceKeys.NAMESPACE_TO_FILES, packageDescriptor, files);
    }
}

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From source file:org.apache.calcite.plan.SubstitutionVisitor.java

public SubstitutionVisitor(RelNode target_, RelNode query_, ImmutableList<UnifyRule> rules,
        RelBuilderFactory relBuilderFactory) {
    this.cluster = target_.getCluster();
    final RexExecutor executor = Util.first(cluster.getPlanner().getExecutor(), RexUtil.EXECUTOR);
    this.simplify = new RexSimplify(cluster.getRexBuilder(), false, executor);
    this.rules = rules;
    this.query = Holder.of(MutableRels.toMutable(query_));
    this.target = MutableRels.toMutable(target_);
    this.relBuilder = relBuilderFactory.create(cluster, null);
    final Set<MutableRel> parents = Sets.newIdentityHashSet();
    final List<MutableRel> allNodes = new ArrayList<>();
    final MutableRelVisitor visitor = new MutableRelVisitor() {
        public void visit(MutableRel node) {
            parents.add(node.getParent());
            allNodes.add(node);/*w  w w  . j  a  v  a2s  .  c  om*/
            super.visit(node);
        }
    };
    visitor.go(target);

    // Populate the list of leaves in the tree under "target".
    // Leaves are all nodes that are not parents.
    // For determinism, it is important that the list is in scan order.
    allNodes.removeAll(parents);
    targetLeaves = ImmutableList.copyOf(allNodes);

    allNodes.clear();
    parents.clear();
    visitor.go(query);
    allNodes.removeAll(parents);
    queryLeaves = ImmutableList.copyOf(allNodes);
}

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From source file:org.apache.hadoop.hive.ql.optimizer.calcite.rules.views.SubstitutionVisitor.java

/** Creates a SubstitutionVisitor. */
public SubstitutionVisitor(RelNode target_, RelNode query_, ImmutableList<UnifyRule> rules,
        RelBuilderFactory relBuilderFactory) {
    this.cluster = target_.getCluster();
    this.rules = rules;
    this.query = Holder.of(toMutable(query_));
    this.target = toMutable(target_);
    this.relBuilder = relBuilderFactory.create(cluster, null);
    final Set<MutableRel> parents = Sets.newIdentityHashSet();
    final List<MutableRel> allNodes = new ArrayList<>();
    final MutableRelVisitor visitor = new MutableRelVisitor() {
        public void visit(MutableRel node) {
            parents.add(node.parent);//from   ww  w  .  j av  a2 s.  co m
            allNodes.add(node);
            super.visit(node);
        }
    };
    visitor.go(target);

    // Populate the list of leaves in the tree under "target".
    // Leaves are all nodes that are not parents.
    // For determinism, it is important that the list is in scan order.
    allNodes.removeAll(parents);
    targetLeaves = ImmutableList.copyOf(allNodes);

    allNodes.clear();
    parents.clear();
    visitor.go(query);
    allNodes.removeAll(parents);
    queryLeaves = ImmutableList.copyOf(allNodes);
}

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From source file:com.continuuity.weave.yarn.YarnWeavePreparer.java

private Closeable createContainerJar(ApplicationBundler bundler, Map<String, LocalResource> localResources)
        throws IOException {
    try {//from ww w .ja v a  2 s . c o  m
        Set<Class<?>> classes = Sets.newIdentityHashSet();
        classes.add(WeaveContainerMain.class);
        classes.add(KafkaAppender.class);
        classes.addAll(dependencies);

        ClassLoader classLoader = getClass().getClassLoader();
        for (RuntimeSpecification spec : weaveSpec.getRunnables().values()) {
            classes.add(classLoader.loadClass(spec.getRunnableSpecification().getClassName()));
        }

        LOG.debug("Create and copy container.jar");
        Location location = createTempLocation("container", ".jar");
        bundler.createBundle(location, classes);
        LOG.debug("Done container.jar");

        localResources.put("container.jar", YarnUtils.createLocalResource(location));
        return getCloseable(location);

    } catch (ClassNotFoundException e) {
        throw Throwables.propagate(e);
    }
}

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From source file:org.jamocha.dn.compiler.ecblocks.Block.java

public Block(final AssignmentGraph graph) {
    this.graph = graph;
    this.rowContainer = new RowContainer(graph);
    this.columns = new HashSet<>();
    this.factVariablesUsed = Sets.newIdentityHashSet();
    this.bindingPartition = new BindingPartition();
    this.occurrencePartition = new OccurrencePartition();
}

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From source file:com.google.template.soy.jbcsrc.TemplateVariableManager.java

/**
 * Enters a new scope.  Variables may only be defined within a scope.
 *///from  w ww. j  av a2  s.c om
Scope enterScope() {
    final Map<VarKey, Variable> currentFrame = new LinkedHashMap<>();
    final Label scopeExit = new Label();
    frames.push(currentFrame);
    return new Scope() {
        @Override
        Variable createSynthetic(SyntheticVarName varName, Expression initExpr, SaveStrategy strategy) {
            VarKey key = VarKey.create(Kind.SYNTHETIC, varName.name());
            // synthetics are prefixed by $ by convention
            String name = fieldNames.generateName("$" + varName.name());
            return doCreate(name, new Label(), scopeExit, initExpr, key, strategy);
        }

        @Override
        Variable create(String name, Expression initExpr, SaveStrategy strategy) {
            VarKey key = VarKey.create(Kind.USER_DEFINED, name);
            name = fieldNames.generateName(name);
            return doCreate(name, new Label(), scopeExit, initExpr, key, strategy);
        }

        @Override
        Statement exitScope() {
            frames.pop();
            // Use identity semantics to make sure we visit each label at most once.  visiting a label
            // more than once tends to corrupt internal asm state.
            final Set<Label> endLabels = Sets.newIdentityHashSet();
            for (Variable var : currentFrame.values()) {
                endLabels.add(var.local.end());
                availableSlots.clear(var.local.index(), var.local.index() + var.local.resultType().getSize());
            }
            return new Statement() {
                // TODO(lukes): we could generate null writes for when object typed fields go out of
                // scope.  This would potentially allow intermediate results to be collected sooner.
                @Override
                void doGen(CodeBuilder adapter) {
                    for (Label label : endLabels) {
                        adapter.visitLabel(label);
                    }
                }
            };
        }

        private Variable doCreate(String name, Label start, Label end, Expression initExpr, VarKey key,
                SaveStrategy strategy) {
            int index = reserveSlotFor(initExpr.resultType());
            LocalVariable local = LocalVariable.createLocal(name, index, initExpr.resultType(), start, end);
            Variable var;
            switch (strategy) {
            case DERIVED:
                var = new DerivedVariable(initExpr, local);
                break;
            case STORE:
                var = new FieldSavedVariable(initExpr, local);
                break;
            default:
                throw new AssertionError();
            }
            currentFrame.put(key, var);
            allVariables.add(var);
            return var;
        }
    };
}

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From source file:org.jamocha.dn.compiler.ecblocks.Block.java

public Block(final BlockInterface other) {
    this.graph = other.getGraph();
    this.rowContainer = new RowContainer(other.getRowContainer());
    this.columns = other.getColumns().stream().map(Column::copy).collect(toHashSet());
    this.factVariablesUsed = Sets.newIdentityHashSet();
    this.factVariablesUsed.addAll(other.getFactVariablesUsed());
    this.bindingPartition = new BindingPartition(other.getBindingPartition());
    this.occurrencePartition = new OccurrencePartition(other.getOccurrencePartition());
}

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From source file:com.android.tools.idea.uibuilder.structure.NlDropListener.java

/**
 * Modified dragged to keep only the elements that have no ancestor in the selection
 *
 * @param dragged the dragged element//from  ww w  .j a  va 2 s  .c  om
 */
private static Collection<NlComponent> keepOnlyAncestors(@NotNull Collection<NlComponent> dragged) {
    final Set<NlComponent> selection = Sets.newIdentityHashSet();
    selection.addAll(dragged);
    Stack<NlComponent> toTraverse = new Stack<>();
    for (NlComponent selectedElement : dragged) {
        final List<NlComponent> children = selectedElement.getChildren();
        // recursively delete children from the selection
        toTraverse.addAll(children);
        while (!toTraverse.isEmpty()) {
            // Traverse the subtree for each children
            NlComponent child = toTraverse.pop();
            toTraverse.addAll(child.getChildren());
            if (selection.contains(child)) {
                selection.remove(child);
            }
        }
    }
    return selection;
}

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