/// <summary>
/// Erweitert orderBy um
/// </summary>
/// <typeparam name="TCol"></typeparam>
/// <param name="selector"></param>
/// <param name="descending"></param>
private void DefOrderBy <TCol>(Func <Asteroid, TCol> selector, bool descending)
{
if (first)
{
first = false;
if (descending)
{
orderedQuery = query.OrderByDescending(selector);
}
else
{
orderedQuery = query.OrderBy(selector);
}
}
else
{
if (descending)
{
orderedQuery = orderedQuery.ThenByDescending(selector);
}
else
{
orderedQuery = orderedQuery.ThenBy(selector);
}
}
}
protected virtual void Sort(SortDescriptorCollection descriptors)
{
SortDescriptor[] currentDescriptors = descriptors.ToArray();
if (this.CurrentOperation != ItemSourceOperation.None)
{
return;
}
if (currentDescriptors.Length == 0)
{
this.view = this.dataSource;
this.Filter(this.masterTemplate.FilterDescriptors);
return;
}
this.CurrentOperation = ItemSourceOperation.Sorting;
List <object> sortView = this.view as List <object>;
if (sortView == null)
{
sortView = new List <object>(this.view.Count);
foreach (object item in this.view)
{
sortView.Add(item);
}
}
ParallelQuery <object> query = sortView.AsParallel();
SortDescriptor firstDescriptor = currentDescriptors.First();
if (firstDescriptor.Direction == ListSortDirection.Descending)
{
query = query.OrderByDescending(x => this.GetValue(x, firstDescriptor.PropertyName));
}
else
{
query = query.OrderBy(x => this.GetValue(x, firstDescriptor.PropertyName));
}
OrderedParallelQuery <object> orderedQuery = query as OrderedParallelQuery <object>;
for (int i = 1; i < currentDescriptors.Length; i++)
{
SortDescriptor currentDescriptor = currentDescriptors[i];
if (currentDescriptor.Direction == ListSortDirection.Descending)
{
orderedQuery = orderedQuery.ThenByDescending(x => this.GetValue(x, currentDescriptor.PropertyName));
}
else
{
orderedQuery = orderedQuery.ThenBy(x => this.GetValue(x, currentDescriptor.PropertyName));
}
}
this.view = orderedQuery.ToList();
this.CurrentOperation = ItemSourceOperation.None;
}
internal static ParallelQuery <int> MakeOrderByThenBy(bool orderPreserved)
{
int[] a = Enumerable.Range(0, 100).Reverse().ToArray();
ParallelQuery <int> ipe = a.AsParallel();
if (orderPreserved)
{
ipe = ipe.AsOrdered();
}
return(ipe.OrderBy(i => i % 5).ThenBy(i => - i));
}
protected static ulong ReduceToInterval(ulong start, ulong end, ParallelQuery <SimulationResult> d)
{
ulong reducedtime = 0UL;
var takenResults = new HashSet <SimulationResult>();
foreach (var m in d.OrderBy(t => t.Start))
{
if (m.Start < start)
{
reducedtime += start - m.Start;
takenResults.Add(m);
}
if (m.End > end)
{
reducedtime += (m.End - end);
takenResults.Add(m);
}
if (m.Start > start && m.End < end)
{
break;
}
}
foreach (var m in d.OrderByDescending(t => t.Start))
{
if (m.Start < start && !takenResults.Contains(m))
{
reducedtime += start - m.Start;
}
if (m.End > end && !takenResults.Contains(m))
{
reducedtime += (m.End - end);
}
if (m.Start > start && m.End < end)
{
break;
}
}
return(d.Sum(t => t.Total, new object()) - reducedtime);
}
public static void RunParallelEnumerableExceptionsTests()
{
int[] ints = new int[0];
ParallelQuery <int> pquery = ints.AsParallel();
//AsParallel
Assert.Throws <ArgumentNullException>(() => ((IEnumerable <int>)null).AsParallel());
Assert.Throws <ArgumentNullException>(() => ((IEnumerable)null).AsParallel());
Assert.Throws <ArgumentNullException>(() => ((Partitioner <int>)null).AsParallel());
//AsOrdered
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.AsOrdered((ParallelQuery <int>)null));
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.AsOrdered((ParallelQuery)null));
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.AsUnordered <int>((ParallelQuery <int>)null));
//With*
Assert.Throws <ArgumentException>(() => ParallelEnumerable.WithExecutionMode(pquery, (ParallelExecutionMode)100));
Assert.Throws <ArgumentException>(() => ParallelEnumerable.WithMergeOptions(pquery, (ParallelMergeOptions)100));
//Obsoleted operators
#pragma warning disable 618 //disable build warnning for Obsoleted methods
Assert.Throws <NotSupportedException>(() => ParallelEnumerable.Zip <int, int, int>(null, (IEnumerable <int>)null, null));
Assert.Throws <NotSupportedException>(() => ParallelEnumerable.Join <int, int, int, int>(null, (IEnumerable <int>)null, null, null, null));
Assert.Throws <NotSupportedException>(() => ParallelEnumerable.Join <int, int, int, int>(null, (IEnumerable <int>)null, null, null, null, null));
Assert.Throws <NotSupportedException>(() => ParallelEnumerable.GroupJoin <int, int, int, int>(null, (IEnumerable <int>)null, null, null, null));
Assert.Throws <NotSupportedException>(() => ParallelEnumerable.GroupJoin <int, int, int, int>(null, (IEnumerable <int>)null, null, null, null, null));
#pragma warning restore 618
//SelectMany
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.SelectMany <int, int, int>(null, (Func <int, int, IEnumerable <int> >)null, null));
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.SelectMany <int, int, int>(pquery, (Func <int, int, IEnumerable <int> >)null, null));
//OrderBy
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.OrderBy <int, int>(null, null, null));
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.OrderBy <int, int>(pquery, null, null));
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.OrderByDescending <int, int>(null, null, null));
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.OrderByDescending <int, int>(pquery, null, null));
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.ThenBy <int, int>(null, null, null));
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.ThenBy <int, int>(pquery.OrderBy(x => x), null, null));
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.ThenByDescending <int, int>(null, null, null));
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.ThenByDescending <int, int>(pquery.OrderBy(x => x), null, null));
//GroupBy
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.GroupBy <int, int, int>((ParallelQuery <int>)null, i => i, (i, j) => i));
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.GroupBy <int, int, int>(pquery, null, (i, j) => i));
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.GroupBy <int, int, int>(pquery, i => i, (Func <int, IEnumerable <int>, int>)null));
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.GroupBy <int, int, int, int>((ParallelQuery <int>)null, i => i, i => i, (i, j) => i));
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.GroupBy <int, int, int, int>(pquery, null, i => i, (i, j) => i));
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.GroupBy <int, int, int, int>(pquery, i => i, null, (i, j) => i));
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.GroupBy <int, int, int, int>(pquery, i => i, i => i, (Func <int, IEnumerable <int>, int>)null));
//Aggregate
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Aggregate <int, int, int>((ParallelQuery <int>)null, 0, (i, j) => i, (i, j) => i, i => i));
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Aggregate <int, int, int>(pquery, 0, null, (i, j) => i, i => i));
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Aggregate <int, int, int>(pquery, 0, (i, j) => i, null, i => i));
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Aggregate <int, int, int>(pquery, 0, (i, j) => i, (i, j) => i, null));
//Count
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Count((ParallelQuery <int>)null, i => true));
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Count(pquery, null));
//Sum
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Sum((ParallelQuery <int>)null, i => i));
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Sum((ParallelQuery <int?>)null, i => i));
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Sum((ParallelQuery <long>)null, i => i));
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Sum((ParallelQuery <long?>)null, i => i));
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Sum((ParallelQuery <float>)null, i => i));
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Sum((ParallelQuery <float?>)null, i => i));
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Sum((ParallelQuery <double>)null, i => i));
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Sum((ParallelQuery <double?>)null, i => i));
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Sum((ParallelQuery <double>)null, i => i));
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Sum((ParallelQuery <double?>)null, i => i));
//Min
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Min((ParallelQuery <int>)null, i => i));
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Min((ParallelQuery <int?>)null, i => i));
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Min((ParallelQuery <long>)null, i => i));
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Min((ParallelQuery <long?>)null, i => i));
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Min((ParallelQuery <float>)null, i => i));
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Min((ParallelQuery <float?>)null, i => i));
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Min((ParallelQuery <double>)null, i => i));
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Min((ParallelQuery <double?>)null, i => i));
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Min((ParallelQuery <double>)null, i => i));
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Min((ParallelQuery <double?>)null, i => i));
//Max
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Max((ParallelQuery <int>)null));
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Max((ParallelQuery <int>)null, i => i));
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Max((ParallelQuery <int?>)null, i => i));
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Max((ParallelQuery <long>)null, i => i));
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Max((ParallelQuery <long?>)null, i => i));
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Max((ParallelQuery <float>)null, i => i));
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Max((ParallelQuery <float?>)null, i => i));
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Max((ParallelQuery <double>)null, i => i));
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Max((ParallelQuery <double?>)null, i => i));
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Max((ParallelQuery <double>)null, i => i));
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Max((ParallelQuery <double?>)null, i => i));
//Average
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Average((ParallelQuery <int>)null, i => i));
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Average((ParallelQuery <int?>)null, i => i));
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Average((ParallelQuery <long>)null, i => i));
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Average((ParallelQuery <long?>)null, i => i));
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Average((ParallelQuery <float>)null, i => i));
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Average((ParallelQuery <float?>)null, i => i));
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Average((ParallelQuery <double>)null, i => i));
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Average((ParallelQuery <double?>)null, i => i));
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Average((ParallelQuery <double>)null, i => i));
Assert.Throws <ArgumentNullException>(() => ParallelEnumerable.Average((ParallelQuery <double?>)null, i => i));
}
public static OrderedParallelQuery <T> OrderByAlphaNumeric <T>(this ParallelQuery <T> source, Func <T, string> selector, int maxDigits = 7)
{
return(source.OrderBy(i => AlphaNumericReplacer(selector(i), maxDigits), StringComparer.Ordinal));
}
public Hero GetModifierHero(ParallelQuery <Hero> allies)
{
return(allies.OrderBy(x => x.Health).FirstOrDefault(x => x.HasModifier(abilityModifier.Name)));
}
public IEnumerable <ChatMessageViewModel> ProcessMessages(IEnumerable <Message> messages)
{
ParallelQuery <ChatMessageViewModel> result = messages.AsParallel().Select(CreateMessageViewModel);
return(result.OrderBy(x => x.MessageDateTime));
}
public static OrderedParallelQuery <T> Shuffle <T>(this ParallelQuery <T> list)
{
return(list.OrderBy(i => _rng.Next()));
}
