Package util.iterators

Examples of util.iterators.DisposableRangeIterator

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    }

    @Override
    public DisposableRangeIterator getRangeIterator(boolean bottomUp) {
        if (_riterator == null || !_riterator.isReusable()) {
            _riterator = new DisposableRangeIterator() {

                int from;
                int to;

                @Override
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      }catch (Exception e){
        e.printStackTrace();
        throw new UnsupportedOperationException();
      }
    }
        DisposableRangeIterator vit = var.getRangeIterator(false);
        Assert.assertTrue(vit.hasPrevious());
        Assert.assertEquals(-2, vit.min());
        Assert.assertEquals(-1, vit.max());
        vit.previous();
        Assert.assertTrue(vit.hasPrevious());
        Assert.assertEquals(-4, vit.min());
        Assert.assertEquals(-4, vit.max());
        vit.previous();
        Assert.assertFalse(vit.hasPrevious());
    }
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        try {
            solver.propagate();
        } catch (ContradictionException e) {
            e.printStackTrace();
        }
        DisposableRangeIterator vit = var.getRangeIterator(true);
        Assert.assertTrue(vit.hasNext());
        Assert.assertEquals(1, vit.min());
        Assert.assertEquals(2, vit.max());
        vit.next();
        Assert.assertTrue(vit.hasNext());
        Assert.assertEquals(4, vit.min());
        Assert.assertEquals(4, vit.max());
        vit.next();
        Assert.assertFalse(vit.hasNext());
    }
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        try {
            solver.propagate();
        } catch (ContradictionException e) {
            e.printStackTrace();
        }
        DisposableRangeIterator vit = var.getRangeIterator(false);
        Assert.assertTrue(vit.hasPrevious());
        Assert.assertEquals(4, vit.min());
        Assert.assertEquals(4, vit.max());
        vit.previous();
        Assert.assertTrue(vit.hasPrevious());
        Assert.assertEquals(1, vit.min());
        Assert.assertEquals(2, vit.max());
        vit.previous();
        Assert.assertFalse(vit.hasPrevious());
    }
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    @Test(groups = "1s")
    public void testMax3() {
        Solver solver = new Solver();
        IntVar var = Max.var(VariableFactory.enumerated("a", new int[]{3, 4}, solver), VariableFactory.enumerated("b", new int[]{2, 5}, solver));
        DisposableRangeIterator vit = var.getRangeIterator(true);
        Assert.assertTrue(vit.hasNext());
        Assert.assertEquals(3, vit.min());
        Assert.assertEquals(5, vit.max());
        vit.next();
        Assert.assertFalse(vit.hasNext());
    }
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    @Test(groups = "1s")
    public void testMax4() {
        Solver solver = new Solver();
        IntVar var = Max.var(VariableFactory.enumerated("a", new int[]{3, 4}, solver), VariableFactory.enumerated("b", new int[]{2, 5}, solver));
        DisposableRangeIterator vit = var.getRangeIterator(false);
        Assert.assertTrue(vit.hasPrevious());
        Assert.assertEquals(3, vit.min());
        Assert.assertEquals(5, vit.max());
        vit.previous();
        Assert.assertFalse(vit.hasPrevious());
    }
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    public void JLiangWaterlooTest() throws ContradictionException {
        Solver s = new Solver();
        IntVar ivar = VF.enumerated("ivar", new int[]{1, 2, 3, 888, 1000, 2000}, s);
        ivar.removeValue(1000, Cause.Null);

        DisposableRangeIterator iter = ivar.getRangeIterator(true);
        Assert.assertEquals(iter.min(), 1);
        Assert.assertEquals(iter.max(), 3);
        iter.next();
        Assert.assertEquals(iter.min(), 888);
        Assert.assertEquals(iter.max(), 888);
        iter.next();
        Assert.assertEquals(iter.min(), 2000);
        Assert.assertEquals(iter.max(), 2000);
        iter.dispose();

        iter = ivar.getRangeIterator(false);
        Assert.assertEquals(iter.min(), 2000);
        Assert.assertEquals(iter.max(), 2000);
        iter.previous();
        Assert.assertEquals(iter.min(), 888);
        Assert.assertEquals(iter.max(), 888);
        iter.previous();
        Assert.assertEquals(iter.min(), 1);
        Assert.assertEquals(iter.max(), 3);
    }
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            vit = v.getValueIterator(false);
            while (vit.hasPrevious()) {
                Assert.assertTrue(o.contains(-vit.previous()));
            }
            vit.dispose();
            DisposableRangeIterator rit = v.getRangeIterator(true);
            while (rit.hasNext()) {
                Assert.assertTrue(o.contains(-rit.min()));
                Assert.assertTrue(o.contains(-rit.max()));
                rit.next();
            }
            rit = v.getRangeIterator(false);
            while (rit.hasPrevious()) {
                Assert.assertTrue(o.contains(-rit.min()));
                Assert.assertTrue(o.contains(-rit.max()));
                rit.previous();
            }
        }
    }
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        vit = v.getValueIterator(false);
        while (vit.hasNext()) {
            Assert.assertTrue(o.contains(vit.next()));
        }
        vit.dispose();
        DisposableRangeIterator rit = v.getRangeIterator(true);
        while (rit.hasNext()) {
            rit.next();
            Assert.assertTrue(o.contains(rit.min()));
            Assert.assertTrue(o.contains(rit.max()));
        }
        rit = v.getRangeIterator(false);
        while (rit.hasNext()) {
            rit.next();
            Assert.assertTrue(o.contains(rit.min()));
            Assert.assertTrue(o.contains(rit.max()));
        }
    }
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    @Test(groups = "1s")
    public void testBool3() {
        Solver solver = new Solver();
        BoolVar var = VariableFactory.bool("b", solver);
        DisposableRangeIterator rit = var.getRangeIterator(true);
        Assert.assertTrue(rit.hasNext());
        Assert.assertEquals(0, rit.min());
        Assert.assertEquals(1, rit.max());
        rit.next();
        Assert.assertFalse(rit.hasNext());
    }
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Related Classes of util.iterators.DisposableRangeIterator

  • solver.constraints.binary.PropDistanceXYC
  • solver.explanations.antidom.AntiDomBitset
  • solver.variables.BoolNotViewTest
  • solver.variables.fast.BitsetIntVarImplTest
  • solver.variables.fast.IntervalIntVarImplTest
  • solver.variables.impl.BitsetArrayIntVarImpl
  • solver.variables.impl.BitsetIntVarImpl
  • solver.variables.impl.FixedIntVarImpl
  • solver.variables.IteratorTest
  • solver.variables.OffsetViewTest
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