Package java.util

Examples of java.util.ArrayDeque.pollFirst()

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            // record accessed nodes to avoid second access
            Set<Node> recorder = new HashSet(entrance.incoming);
            recorder.add(entrance);

            while (!candidates.isEmpty()) {
                Node node = candidates.pollFirst();

                if (recorder.add(node)) {
                    if (!node.hasDominator(base)) {
                        exit = node;
                        break;
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                    Deque<Node> queue = new ArrayDeque();
                    queue.add(catchBlock.node);

                    while (!queue.isEmpty()) {
                        Node node = queue.pollFirst();

                        for (Node out : node.outgoing) {
                            if (out.hasDominator(catchBlock.node)) {
                                if (recorder.add(out)) {
                                    // test next node
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            nodes.addAll(end.outgoing); // then end node

            Set<Node> recorder = new HashSet(nodes);

            while (!nodes.isEmpty()) {
                Node node = nodes.pollFirst();

                if (node.getDominator() == start) {
                    exit = node;
                    return;
                }
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        Deque<Node> queue = new ArrayDeque();
        queue.add(this);

        while (!queue.isEmpty()) {
            for (Node out : queue.pollFirst().outgoing) {
                if (out == node) {
                    return true;
                }

                if (!exclusions.contains(out) && recorder.add(out)) {
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    public void poll() throws Exception {
        ArrayDeque deque = create();
        assert deque.size() == 4;
        assert deque.poll().equals("1");
        assert deque.size() == 3;
        assert deque.pollFirst().equals("2");
        assert deque.size() == 2;
        assert deque.pollLast().equals("4");
        assert deque.size() == 1;
    }
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