CombineLatest<T1, T2, T3, T4, T5, T6, T7, T8, TResult>
sealed class CombineLatest<T1, T2, T3, T4, T5, T6, T7, T8, TResult> : Producer<TResult, _<T1, T2, T3, T4, T5, T6, T7, T8, TResult>>
using System.Reactive.Disposables;
namespace System.Reactive.Linq.ObservableImpl
{
internal sealed class CombineLatest<T1, T2, T3, T4, T5, T6, T7, T8, TResult> : Producer<TResult, CombineLatest<T1, T2, T3, T4, T5, T6, T7, T8, TResult>._>
{
internal sealed class _ : CombineLatestSink<TResult>
{
private readonly Func<T1, T2, T3, T4, T5, T6, T7, T8, TResult> _resultSelector;
private CombineLatestObserver<T1> _observer1;
private CombineLatestObserver<T2> _observer2;
private CombineLatestObserver<T3> _observer3;
private CombineLatestObserver<T4> _observer4;
private CombineLatestObserver<T5> _observer5;
private CombineLatestObserver<T6> _observer6;
private CombineLatestObserver<T7> _observer7;
private CombineLatestObserver<T8> _observer8;
public _(Func<T1, T2, T3, T4, T5, T6, T7, T8, TResult> resultSelector, IObserver<TResult> observer)
: base(8, observer)
{
_resultSelector = resultSelector;
}
public void Run(IObservable<T1> source1, IObservable<T2> source2, IObservable<T3> source3, IObservable<T4> source4, IObservable<T5> source5, IObservable<T6> source6, IObservable<T7> source7, IObservable<T8> source8)
{
IDisposable[] disposables = new IDisposable[8] {
_observer1 = new CombineLatestObserver<T1>(_gate, this, 0),
_observer2 = new CombineLatestObserver<T2>(_gate, this, 1),
_observer3 = new CombineLatestObserver<T3>(_gate, this, 2),
_observer4 = new CombineLatestObserver<T4>(_gate, this, 3),
_observer5 = new CombineLatestObserver<T5>(_gate, this, 4),
_observer6 = new CombineLatestObserver<T6>(_gate, this, 5),
_observer7 = new CombineLatestObserver<T7>(_gate, this, 6),
_observer8 = new CombineLatestObserver<T8>(_gate, this, 7)
};
_observer1.SetResource(ObservableExtensions.SubscribeSafe<T1>(source1, (IObserver<T1>)_observer1));
_observer2.SetResource(ObservableExtensions.SubscribeSafe<T2>(source2, (IObserver<T2>)_observer2));
_observer3.SetResource(ObservableExtensions.SubscribeSafe<T3>(source3, (IObserver<T3>)_observer3));
_observer4.SetResource(ObservableExtensions.SubscribeSafe<T4>(source4, (IObserver<T4>)_observer4));
_observer5.SetResource(ObservableExtensions.SubscribeSafe<T5>(source5, (IObserver<T5>)_observer5));
_observer6.SetResource(ObservableExtensions.SubscribeSafe<T6>(source6, (IObserver<T6>)_observer6));
_observer7.SetResource(ObservableExtensions.SubscribeSafe<T7>(source7, (IObserver<T7>)_observer7));
_observer8.SetResource(ObservableExtensions.SubscribeSafe<T8>(source8, (IObserver<T8>)_observer8));
SetUpstream(StableCompositeDisposable.CreateTrusted(disposables));
}
protected override TResult GetResult()
{
return _resultSelector(_observer1.Value, _observer2.Value, _observer3.Value, _observer4.Value, _observer5.Value, _observer6.Value, _observer7.Value, _observer8.Value);
}
}
private readonly IObservable<T1> _source1;
private readonly IObservable<T2> _source2;
private readonly IObservable<T3> _source3;
private readonly IObservable<T4> _source4;
private readonly IObservable<T5> _source5;
private readonly IObservable<T6> _source6;
private readonly IObservable<T7> _source7;
private readonly IObservable<T8> _source8;
private readonly Func<T1, T2, T3, T4, T5, T6, T7, T8, TResult> _resultSelector;
public CombineLatest(IObservable<T1> source1, IObservable<T2> source2, IObservable<T3> source3, IObservable<T4> source4, IObservable<T5> source5, IObservable<T6> source6, IObservable<T7> source7, IObservable<T8> source8, Func<T1, T2, T3, T4, T5, T6, T7, T8, TResult> resultSelector)
{
_source1 = source1;
_source2 = source2;
_source3 = source3;
_source4 = source4;
_source5 = source5;
_source6 = source6;
_source7 = source7;
_source8 = source8;
_resultSelector = resultSelector;
}
protected override _ CreateSink(IObserver<TResult> observer)
{
return new _(_resultSelector, observer);
}
protected override void Run(_ sink)
{
sink.Run(_source1, _source2, _source3, _source4, _source5, _source6, _source7, _source8);
}
}
}