Package util.iterators

Examples of util.iterators.DisposableRangeIterator.max()

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    public void filterFromVarToVar(IntVar var1, IntVar var2) throws ContradictionException {
        DisposableRangeIterator it = var1.getRangeIterator(true);
        try {
            while (it.hasNext()) {
                int from = it.min();
                int to = it.max();
                for (int value = from; value <= to; value++)
                    if (!var2.contains(value - cste) && !var2.contains(value + cste)) {
                        var1.removeValue(value, aCause);
                    }
                it.next();
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            if (v.hasEnumeratedDomain()) {
                DisposableRangeIterator rit = v.getRangeIterator(true);
                try {
                    while (rit.hasNext()) {
                        int from = rit.min();
                        int to = rit.max();
                        for (int value = from; value <= to; value++) {
                            if (value != (val - cste) && value != (val + cste)) {
                                v.removeValue(value, aCause);
                            }
                        }
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    public void testGetRangeIterator() throws Exception {
        setUp();
        DisposableRangeIterator rit = var.getRangeIterator(true);
        Assert.assertTrue(rit.hasNext());
        Assert.assertEquals(-5, rit.min());
        Assert.assertEquals(-5, rit.max());
        rit.next();
        Assert.assertTrue(rit.hasNext());
        Assert.assertEquals(0, rit.min());
        Assert.assertEquals(0, rit.max());
        rit.next();
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        Assert.assertEquals(-5, rit.min());
        Assert.assertEquals(-5, rit.max());
        rit.next();
        Assert.assertTrue(rit.hasNext());
        Assert.assertEquals(0, rit.min());
        Assert.assertEquals(0, rit.max());
        rit.next();
        Assert.assertTrue(rit.hasNext());
        Assert.assertEquals(3, rit.min());
        Assert.assertEquals(5, rit.max());
        rit.next();
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        Assert.assertEquals(0, rit.min());
        Assert.assertEquals(0, rit.max());
        rit.next();
        Assert.assertTrue(rit.hasNext());
        Assert.assertEquals(3, rit.min());
        Assert.assertEquals(5, rit.max());
        rit.next();
        Assert.assertFalse(rit.hasNext());

        rit = var.getRangeIterator(false);
        Assert.assertTrue(rit.hasPrevious());
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        Assert.assertFalse(rit.hasNext());

        rit = var.getRangeIterator(false);
        Assert.assertTrue(rit.hasPrevious());
        Assert.assertEquals(3, rit.min());
        Assert.assertEquals(5, rit.max());
        rit.previous();
        Assert.assertTrue(rit.hasPrevious());
        Assert.assertEquals(0, rit.min());
        Assert.assertEquals(0, rit.max());
        rit.previous();
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        Assert.assertEquals(3, rit.min());
        Assert.assertEquals(5, rit.max());
        rit.previous();
        Assert.assertTrue(rit.hasPrevious());
        Assert.assertEquals(0, rit.min());
        Assert.assertEquals(0, rit.max());
        rit.previous();
        Assert.assertTrue(rit.hasPrevious());
        Assert.assertEquals(-5, rit.min());
        Assert.assertEquals(-5, rit.max());
        rit.previous();
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        Assert.assertEquals(0, rit.min());
        Assert.assertEquals(0, rit.max());
        rit.previous();
        Assert.assertTrue(rit.hasPrevious());
        Assert.assertEquals(-5, rit.min());
        Assert.assertEquals(-5, rit.max());
        rit.previous();
        Assert.assertFalse(rit.hasPrevious());

    }
}
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    public void testGetRangeIterator() throws Exception {
        setUp();
        DisposableRangeIterator rit = var.getRangeIterator(true);
        Assert.assertTrue(rit.hasNext());
        Assert.assertEquals(-2, rit.min());
        Assert.assertEquals(2, rit.max());
        rit.next();
        Assert.assertFalse(rit.hasNext());

        rit = var.getRangeIterator(false);
        Assert.assertTrue(rit.hasPrevious());
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        Assert.assertFalse(rit.hasNext());

        rit = var.getRangeIterator(false);
        Assert.assertTrue(rit.hasPrevious());
        Assert.assertEquals(-2, rit.min());
        Assert.assertEquals(2, rit.max());
        rit.previous();
        Assert.assertFalse(rit.hasPrevious());

    }
}
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