public virtual void TestReset()
{
CompositeIterator4 iterator = NewIterator();
AssertIterator(iterator);
iterator.Reset();
AssertIterator(iterator);
}
private CompositeIterator4 NewIterator()
{
var iterators = new Collection4();
iterators.Add(IntArrays4.NewIterator(new[] { 1, 2, 3 }));
iterators.Add(IntArrays4.NewIterator(new int[] {}));
iterators.Add(IntArrays4.NewIterator(new[] { 4 }));
iterators.Add(IntArrays4.NewIterator(new[] { 5, 6 }));
var iterator = new CompositeIterator4(iterators.GetEnumerator());
return(iterator);
}
public virtual IEnumerator ExecuteLazy()
{
CheckConstraintsEvaluationMode();
QQueryBase.CreateCandidateCollectionResult r = CreateCandidateCollection();
Collection4 executionPath = ExecutionPath(r);
IEnumerator candidateCollection = new Iterator4Impl(r.candidateCollection);
MappingIterator executeCandidates = new _MappingIterator_438(executionPath, candidateCollection
);
CompositeIterator4 resultingIDs = new CompositeIterator4(executeCandidates);
if (!r.checkDuplicates)
{
return(resultingIDs);
}
return(CheckDuplicates(resultingIDs));
}
public virtual IEnumerator ExecuteSnapshot()
{
QQueryBase.CreateCandidateCollectionResult r = CreateCandidateCollection();
Collection4 executionPath = ExecutionPath(r);
IEnumerator candidatesIterator = new Iterator4Impl(r.candidateCollection);
Collection4 snapshots = new Collection4();
while (candidatesIterator.MoveNext())
{
QCandidates candidates = (QCandidates)candidatesIterator.Current;
snapshots.Add(candidates.ExecuteSnapshot(executionPath));
}
IEnumerator snapshotsIterator = snapshots.GetEnumerator();
CompositeIterator4 resultingIDs = new CompositeIterator4(snapshotsIterator);
if (!r.checkDuplicates)
{
return(resultingIDs);
}
return(CheckDuplicates(resultingIDs));
}
private void AssertIterator(CompositeIterator4 iterator)
{
Iterator4Assert.AreEqual(IntArrays4.NewIterator(new[] { 1, 2, 3, 4, 5, 6 }),
iterator);
}
private IEnumerator CheckDuplicates(CompositeIterator4 executeAllCandidates)
{
return(Iterators.Filter(executeAllCandidates, new _IPredicate4_573()));
}
public ClusterQueryResultIntIterator(IEnumerator[] iterators)
{
_delegate = new CompositeIterator4(iterators);
}