public override void Init(IList <Node>[] result)
{
_resultsForStream = result[StreamNum];
_singleResultNode = null;
_singleResultParentEvent = null;
_singleResultRowsPerStream = null;
_haveChildResults = false;
if (_subStreamsNumsPerChild == null)
{
if (ChildNodes.Count < 2)
{
throw new IllegalStateException("Expecting at least 2 child nodes");
}
_subStreamsNumsPerChild = new int[ChildNodes.Count][];
for (int i = 0; i < ChildNodes.Count; i++)
{
_subStreamsNumsPerChild[i] = ChildNodes[i].Substreams;
}
_combinedSubStreams = RootCartProdAssemblyNode.ComputeCombined(_subStreamsNumsPerChild);
}
if (_resultsForStream != null)
{
int numNodes = _resultsForStream.Count;
if (numNodes == 1)
{
Node node = _resultsForStream[0];
ICollection <EventBean> nodeEvents = node.Events;
// If there is a single result event (typical case)
if (nodeEvents.Count == 1)
{
_singleResultNode = node;
_singleResultParentEvent = nodeEvents.First();
_singleResultRowsPerStream = new IList <EventBean[]> [ChildNodes.Count];
}
}
if (_singleResultNode == null)
{
_completedEvents = new Dictionary <EventBean, ChildStreamResults>();
}
}
else
{
_completedEvents = new Dictionary <EventBean, ChildStreamResults>();
}
}
public void TestComputeCombined()
{
Assert.IsNull(RootCartProdAssemblyNode.ComputeCombined(new[] { new [] { 2 } }));
Assert.IsNull(RootCartProdAssemblyNode.ComputeCombined(new[] { new [] { 1 }, new [] { 2 } }));
int[][] result = RootCartProdAssemblyNode.ComputeCombined(
new[] { new[] { 3, 4 }, new[] { 2, 5 }, new[] { 6 } });
Assert.AreEqual(1, result.Length);
EPAssertionUtil.AssertEqualsAnyOrder(new[] { 3, 4, 2, 5 }, result[0]);
result = RootCartProdAssemblyNode.ComputeCombined(
new[] { new[] { 3, 4 }, new[] { 2, 5 }, new[] { 6 }, new[] { 0, 8, 9 } });
Assert.AreEqual(2, result.Length);
EPAssertionUtil.AssertEqualsAnyOrder(new[] { 3, 4, 2, 5 }, result[0]);
EPAssertionUtil.AssertEqualsAnyOrder(new[] { 3, 4, 2, 5, 6 }, result[1]);
result = RootCartProdAssemblyNode.ComputeCombined(
new[] { new[] { 3, 4 }, new[] { 2, 5 }, new[] { 6 }, new[] { 0, 8, 9 }, new[] { 1 } });
Assert.AreEqual(3, result.Length);
EPAssertionUtil.AssertEqualsAnyOrder(new[] { 3, 4, 2, 5 }, result[0]);
EPAssertionUtil.AssertEqualsAnyOrder(new[] { 3, 4, 2, 5, 6 }, result[1]);
EPAssertionUtil.AssertEqualsAnyOrder(new[] { 3, 4, 2, 5, 6, 0, 8, 9 }, result[2]);
}