Package util.iterators

Examples of util.iterators.DisposableValueIterator

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      }catch (Exception e){
        e.printStackTrace();
        throw new UnsupportedOperationException();
      }
    }
        DisposableValueIterator vit = var.getValueIterator(false);
        Assert.assertTrue(vit.hasPrevious());
        Assert.assertEquals(6, vit.previous());
        Assert.assertTrue(vit.hasPrevious());
        Assert.assertEquals(4, vit.previous());
        Assert.assertTrue(vit.hasPrevious());
        Assert.assertEquals(3, vit.previous());
        Assert.assertFalse(vit.hasPrevious());
    }
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      }catch (Exception e){
        e.printStackTrace();
        throw new UnsupportedOperationException();
      }
    }
        DisposableValueIterator vit = var.getValueIterator(false);
        Assert.assertTrue(vit.hasPrevious());
        Assert.assertEquals(8, vit.previous());
        Assert.assertTrue(vit.hasPrevious());
        Assert.assertEquals(4, vit.previous());
        Assert.assertTrue(vit.hasPrevious());
        Assert.assertEquals(2, vit.previous());
        Assert.assertFalse(vit.hasPrevious());
    }
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      }catch (Exception e){
        e.printStackTrace();
        throw new UnsupportedOperationException();
      }
    }
        DisposableValueIterator vit = var.getValueIterator(true);
        Assert.assertTrue(vit.hasNext());
        Assert.assertEquals(-4, vit.next());
        Assert.assertTrue(vit.hasNext());
        Assert.assertEquals(-2, vit.next());
        Assert.assertTrue(vit.hasNext());
        Assert.assertEquals(-1, vit.next());
        Assert.assertFalse(vit.hasNext());
    }
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      }catch (Exception e){
        e.printStackTrace();
        throw new UnsupportedOperationException();
      }
    }
        DisposableValueIterator vit = var.getValueIterator(false);
        Assert.assertTrue(vit.hasPrevious());
        Assert.assertEquals(-1, vit.previous());
        Assert.assertTrue(vit.hasPrevious());
        Assert.assertEquals(-2, vit.previous());
        Assert.assertTrue(vit.hasPrevious());
        Assert.assertEquals(-4, vit.previous());
        Assert.assertFalse(vit.hasPrevious());
    }
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        try {
            solver.propagate();
        } catch (ContradictionException e) {
            e.printStackTrace();
        }
        DisposableValueIterator vit = var.getValueIterator(true);
        Assert.assertTrue(vit.hasNext());
        Assert.assertEquals(1, vit.next());
        Assert.assertTrue(vit.hasNext());
        Assert.assertEquals(2, vit.next());
        Assert.assertTrue(vit.hasNext());
        Assert.assertEquals(4, vit.next());
        Assert.assertFalse(vit.hasNext());
    }
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        try {
            solver.propagate();
        } catch (ContradictionException e) {
            e.printStackTrace();
        }
        DisposableValueIterator vit = var.getValueIterator(false);
        Assert.assertTrue(vit.hasPrevious());
        Assert.assertEquals(4, vit.previous());
        Assert.assertTrue(vit.hasPrevious());
        Assert.assertEquals(2, vit.previous());
        Assert.assertTrue(vit.hasPrevious());
        Assert.assertEquals(1, vit.previous());
        Assert.assertFalse(vit.hasPrevious());
    }
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    @Test(groups = "1s")
    public void testMax1() {
        Solver solver = new Solver();
        IntVar var = Max.var(VariableFactory.enumerated("a", new int[]{3, 4}, solver), VariableFactory.enumerated("b", new int[]{2, 5}, solver));
        DisposableValueIterator vit = var.getValueIterator(true);
        Assert.assertTrue(vit.hasNext());
        Assert.assertEquals(3, vit.next());
        Assert.assertTrue(vit.hasNext());
        Assert.assertEquals(4, vit.next());
        Assert.assertTrue(vit.hasNext());
        Assert.assertEquals(5, vit.next());
        Assert.assertFalse(vit.hasNext());
    }
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    @Test(groups = "1s")
    public void testMax2() {
        Solver solver = new Solver();
        IntVar var = Max.var(VariableFactory.enumerated("a", new int[]{3, 4}, solver), VariableFactory.enumerated("b", new int[]{2, 5}, solver));
        DisposableValueIterator vit = var.getValueIterator(false);
        Assert.assertTrue(vit.hasPrevious());
        Assert.assertEquals(5, vit.previous());
        Assert.assertTrue(vit.hasPrevious());
        Assert.assertEquals(4, vit.previous());
        Assert.assertTrue(vit.hasPrevious());
        Assert.assertEquals(3, vit.previous());
        Assert.assertFalse(vit.hasPrevious());
    }
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    }

    @Test(groups = "1s")
    public void testGetValueIterator() throws Exception {
        setUp();
        DisposableValueIterator vit = var.getValueIterator(true);
        Assert.assertTrue(vit.hasNext());
        Assert.assertEquals(-2, vit.next());
        Assert.assertTrue(vit.hasNext());
        Assert.assertEquals(-1, vit.next());
        Assert.assertTrue(vit.hasNext());
        Assert.assertEquals(0, vit.next());
        Assert.assertTrue(vit.hasNext());
        Assert.assertEquals(1, vit.next());
        Assert.assertTrue(vit.hasNext());
        Assert.assertEquals(2, vit.next());
        Assert.assertFalse(vit.hasNext());
        vit.dispose();

        vit = var.getValueIterator(false);
        Assert.assertTrue(vit.hasPrevious());
        Assert.assertEquals(2, vit.previous());
        Assert.assertTrue(vit.hasPrevious());
        Assert.assertEquals(1, vit.previous());
        Assert.assertTrue(vit.hasPrevious());
        Assert.assertEquals(0, vit.previous());
        Assert.assertTrue(vit.hasPrevious());
        Assert.assertEquals(-1, vit.previous());
        Assert.assertTrue(vit.hasPrevious());
        Assert.assertEquals(-2, vit.previous());
        Assert.assertFalse(vit.hasPrevious());
        vit.dispose();
    }
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     * @param to
     */
    @Override
    public void explain(VariableState what, Explanation to) {
        AntiDomain invdom = solver.getExplainer().getRemovedValues(this);
        DisposableValueIterator it = invdom.getValueIterator();
        while (it.hasNext()) {
            int val = it.next();
            if ((what == VariableState.LB && val < this.getLB())
                    || (what == VariableState.UB && val > this.getUB())
                    || (what == VariableState.DOM)) {
                to.add(solver.getExplainer().explain(this, val));
            }
        }
        it.dispose();
    }
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Related Classes of util.iterators.DisposableValueIterator

  • solver.constraints.binary.PropElement
  • solver.constraints.extension.binary.PropBinAC3
  • solver.constraints.extension.binary.PropBinAC3bitrm
  • solver.constraints.extension.binary.PropBinAC3rm
  • solver.constraints.extension.binary.PropBinFC
  • solver.constraints.extension.nary.PropLargeGAC2001Positive
  • solver.constraints.extension.nary.PropLargeGAC3rm
  • solver.constraints.extension.nary.PropLargeGACSTRPos
  • solver.constraints.extension.nary.PropTableStr2
  • solver.constraints.nary.among.PropAmongGAC
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