UniRx 에셋 추가
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241
Gameton-06/Assets/Plugins/UniRx/Scripts/Operators/Sample.cs
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241
Gameton-06/Assets/Plugins/UniRx/Scripts/Operators/Sample.cs
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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namespace UniRx.Operators
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{
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internal class SampleObservable<T> : OperatorObservableBase<T>
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{
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readonly IObservable<T> source;
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readonly TimeSpan interval;
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readonly IScheduler scheduler;
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public SampleObservable(IObservable<T> source, TimeSpan interval, IScheduler scheduler)
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: base(source.IsRequiredSubscribeOnCurrentThread() || scheduler == Scheduler.CurrentThread)
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{
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this.source = source;
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this.interval = interval;
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this.scheduler = scheduler;
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}
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protected override IDisposable SubscribeCore(IObserver<T> observer, IDisposable cancel)
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{
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return new Sample(this, observer, cancel).Run();
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}
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class Sample : OperatorObserverBase<T, T>
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{
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readonly SampleObservable<T> parent;
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readonly object gate = new object();
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T latestValue = default(T);
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bool isUpdated = false;
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bool isCompleted = false;
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SingleAssignmentDisposable sourceSubscription;
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public Sample(SampleObservable<T> parent, IObserver<T> observer, IDisposable cancel) : base(observer, cancel)
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{
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this.parent = parent;
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}
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public IDisposable Run()
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{
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sourceSubscription = new SingleAssignmentDisposable();
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sourceSubscription.Disposable = parent.source.Subscribe(this);
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IDisposable scheduling;
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var periodicScheduler = parent.scheduler as ISchedulerPeriodic;
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if (periodicScheduler != null)
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{
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scheduling = periodicScheduler.SchedulePeriodic(parent.interval, OnNextTick);
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}
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else
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{
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scheduling = parent.scheduler.Schedule(parent.interval, OnNextRecursive);
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}
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return StableCompositeDisposable.Create(sourceSubscription, scheduling);
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}
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void OnNextTick()
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{
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lock (gate)
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{
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if (isUpdated)
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{
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var value = latestValue;
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isUpdated = false;
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observer.OnNext(value);
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}
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if (isCompleted)
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{
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try { observer.OnCompleted(); } finally { Dispose(); }
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}
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}
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}
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void OnNextRecursive(Action<TimeSpan> self)
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{
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lock (gate)
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{
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if (isUpdated)
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{
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var value = latestValue;
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isUpdated = false;
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observer.OnNext(value);
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}
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if (isCompleted)
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{
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try { observer.OnCompleted(); } finally { Dispose(); }
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}
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}
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self(parent.interval);
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}
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public override void OnNext(T value)
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{
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lock (gate)
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{
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latestValue = value;
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isUpdated = true;
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}
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}
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public override void OnError(Exception error)
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{
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lock (gate)
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{
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try { base.observer.OnError(error); } finally { Dispose(); }
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}
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}
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public override void OnCompleted()
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{
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lock (gate)
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{
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isCompleted = true;
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sourceSubscription.Dispose();
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}
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}
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}
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}
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internal class SampleObservable<T, T2> : OperatorObservableBase<T>
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{
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readonly IObservable<T> source;
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readonly IObservable<T2> intervalSource;
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public SampleObservable(IObservable<T> source, IObservable<T2> intervalSource)
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: base(source.IsRequiredSubscribeOnCurrentThread())
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{
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this.source = source;
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this.intervalSource = intervalSource;
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}
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protected override IDisposable SubscribeCore(IObserver<T> observer, IDisposable cancel)
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{
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return new Sample(this, observer, cancel).Run();
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}
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class Sample : OperatorObserverBase<T, T>
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{
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readonly SampleObservable<T, T2> parent;
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readonly object gate = new object();
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T latestValue = default(T);
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bool isUpdated = false;
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bool isCompleted = false;
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SingleAssignmentDisposable sourceSubscription;
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public Sample(
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SampleObservable<T, T2> parent, IObserver<T> observer, IDisposable cancel)
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: base(observer, cancel)
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{
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this.parent = parent;
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}
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public IDisposable Run()
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{
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sourceSubscription = new SingleAssignmentDisposable();
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sourceSubscription.Disposable = parent.source.Subscribe(this);
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var scheduling = this.parent.intervalSource.Subscribe(new SampleTick(this));
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return StableCompositeDisposable.Create(sourceSubscription, scheduling);
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}
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public override void OnNext(T value)
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{
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lock (gate)
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{
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latestValue = value;
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isUpdated = true;
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}
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}
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public override void OnError(Exception error)
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{
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lock (gate)
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{
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try { base.observer.OnError(error); } finally { Dispose(); }
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}
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}
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public override void OnCompleted()
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{
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lock (gate)
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{
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isCompleted = true;
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sourceSubscription.Dispose();
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}
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}
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class SampleTick : IObserver<T2>
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{
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readonly Sample parent;
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public SampleTick(Sample parent)
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{
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this.parent = parent;
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}
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public void OnCompleted()
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{
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lock (parent.gate)
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{
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if (parent.isUpdated)
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{
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parent.isUpdated = false;
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parent.observer.OnNext(parent.latestValue);
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}
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if (parent.isCompleted)
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{
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try { parent.observer.OnCompleted(); } finally { parent.Dispose(); }
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}
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}
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}
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public void OnError(Exception error)
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{
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}
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public void OnNext(T2 _)
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{
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lock (parent.gate)
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{
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if (parent.isUpdated)
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{
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var value = parent.latestValue;
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parent.isUpdated = false;
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parent.observer.OnNext(value);
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}
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if (parent.isCompleted)
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{
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try { parent.observer.OnCompleted(); } finally { parent.Dispose(); }
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}
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}
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}
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}
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}
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}
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}
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