Example usage for com.google.common.collect Iterators singletonIterator

Introduction

In this page you can find the example usage for com.google.common.collect Iterators singletonIterator.

Prototype

public static <T> UnmodifiableIterator<T> singletonIterator(@Nullable final T value)

Source Link

Document

Returns an iterator containing only value .

Usage

From source file:org.sonar.pickbasic.tree.impl.statement.LocateStatementStyleIITreeImpl.java

@Override
public Iterator<Tree> childrenIterator() {
    return Iterators.concat(
            Iterators.forArray(locateKeyword, openParenthesis, conditionI, conditionII, closeParenthesis),
            thenClausesMultiLine.iterator(), Iterators.singletonIterator(semicolonToken));
}

From source file:org.sonar.php.tree.impl.declaration.UseTraitDeclarationTreeImpl.java

@Override
public Iterator<Tree> childrenIterator() {
    return Iterators.concat(Iterators.singletonIterator(useToken), traits.elementsAndSeparators(),
            Iterators.singletonIterator(openCurlyBraceToken), adaptations.iterator(),
            Iterators.forArray(closeCurlyBraceToken, eosToken));
}

From source file:org.sonar.javascript.model.implementations.statement.SwitchStatementTreeImpl.java

@Override
public Iterator<Tree> childrenIterator() {
    return Iterators.concat(Iterators.singletonIterator(expression), cases.iterator());
}

From source file:it.uniroma3.mat.extendedset.intset.ImmutableSecompaxSet.java

public static ImmutableSecompaxSet intersection(Iterator<ImmutableSecompaxSet> sets) {
    ImmutableSecompaxSet partialResults = doIntersection(Iterators.limit(sets, CHUNK_SIZE));
    while (sets.hasNext()) {
        final UnmodifiableIterator<ImmutableSecompaxSet> partialIter = Iterators
                .singletonIterator(partialResults);
        partialResults = doIntersection(
                Iterators.<ImmutableSecompaxSet>concat(Iterators.limit(sets, CHUNK_SIZE), partialIter));
    }/*from   w ww  .  j av  a2  s  . c om*/
    return partialResults;
}

From source file:org.sonar.css.tree.impl.css.StyleSheetTreeImpl.java

@Override
public Iterator<Tree> childrenIterator() {
    return Iterators.concat(Iterators.singletonIterator(byteOrderMark),
            all != null ? all.iterator() : new ArrayList<Tree>().iterator(), Iterators.singletonIterator(eof));
}

From source file:org.sonar.php.tree.impl.declaration.ClassPropertyDeclarationTreeImpl.java

@Override
public Iterator<Tree> childrenIterator() {
    return Iterators.concat(modifierTokens.iterator(), declarations.elementsAndSeparators(),
            Iterators.singletonIterator(eosToken));
}

From source file:nz.ac.massey.cs.guery.PathConstraint.java

public Iterator<? extends Path<V, E>> check(final GraphAdapter<V, E> g, final V source, final V target,
        PathFinder<V, E> finder) {
    if (this.negated) {
        Iterator<Path<V, E>> iter = finder.findLinks(g, source, minLength, maxLength, true, filter, false);
        while (iter.hasNext()) {
            Path<V, E> path = iter.next();
            /** for debugging only
             for (E e:path.getEdges()) {
             System.out.print(e);/*w ww  .j av a2  s . co  m*/
             System.out.print(",");
             }
             System.out.println();
             */
            if (path.getEnd() == target)
                return Iterators.emptyIterator(); // represents "false"
        }
        return Iterators.singletonIterator(new NoPath<V, E>(source, target));
    } else {
        if (this.computeAll) {
            Iterator<Path<V, E>> allOutgoing = finder.findLinks(g, source, this.minLength, this.maxLength, true,
                    filter, computeAll);
            Predicate<Path<V, E>> connectToTargetFilter = new Predicate<Path<V, E>>() {
                @Override
                public boolean apply(Path<V, E> p) {
                    return p.getEnd() == target;
                }
            };
            return Iterators.filter(allOutgoing, connectToTargetFilter);
        } else {
            Iterator<Path<V, E>> iter = finder.findLinks(g, source, minLength, maxLength, true, filter, false);
            while (iter.hasNext()) {
                Path<V, E> path = iter.next();
                if (path.getEnd() == target)
                    return Iterators.singletonIterator(path);
            }
            return Iterators.emptyIterator();
        }
    }
}

From source file:org.eclipse.sirius.ext.emf.AllContents.java

/**
 * {@inheritDoc}// w w  w  . jav a  2  s  . c  om
 */
public Iterator<EObject> iterator() {
    final Iterator<EObject> contentsIterator;
    if (root == null) {
        contentsIterator = Iterators.<EObject>emptyIterator();
    } else if (klass == null) {
        contentsIterator = root.eAllContents();
    } else {
        contentsIterator = Iterators.filter(root.eAllContents(), new Predicate<EObject>() {
            public boolean apply(EObject input) {
                return klass.isInstance(input);
            }
        });
    }
    if (includeRoot) {
        return Iterators.concat(Iterators.singletonIterator(root), contentsIterator);
    } else {
        return contentsIterator;
    }
}

From source file:com.jeffplaisance.util.fingertree.Single.java

@Override
public Iterator<T> iterator() {
    return Iterators.singletonIterator(a);
}

From source file:org.sonar.php.tree.impl.declaration.NamespaceNameTreeImpl.java

@Override
public Iterator<Tree> childrenIterator() {
    return Iterators.concat(Iterators.singletonIterator(absoluteSeparator), namespaces.elementsAndSeparators(),
            Iterators.singletonIterator(name));
}