public IComputed?TryGet(ComputedInput key)
{
var random = Randomize(key.HashCode);
OnOperation(random);
if (_storage.TryGetValue(key, out var entry))
{
var value = entry.Computed;
if (value != null)
{
value.Touch();
return(value);
}
var handle = entry.Handle;
value = (IComputed?)handle.Target;
if (value != null)
{
value.Touch();
_storage.TryUpdate(key, new Entry(value, handle), entry);
return(value);
}
if (_storage.TryRemove(key, entry))
{
_gcHandlePool.Release(handle, random);
}
}
return(null);
}
public virtual IComputed?TryGet(ComputedInput key)
{
var random = Randomize(key.HashCode);
OnOperation(random);
if (_storage.TryGetValue(key, out var handle))
{
var value = (IComputed?)handle.Target;
if (value != null)
{
return(value);
}
if (_storage.TryRemove(key, handle))
{
_gcHandlePool.Release(handle, random);
}
}
return(null);
}
Task IFunction.InvokeAndStripAsync(ComputedInput input,
IComputed?usedBy,
ComputeContext?context,
CancellationToken cancellationToken)
=> InvokeAndStripAsync((TIn)input, usedBy, context, cancellationToken);
async Task <IComputed> IFunction.InvokeAsync(ComputedInput input,
IComputed?usedBy,
ComputeContext?context,
CancellationToken cancellationToken)
=> await InvokeAsync((TIn)input, usedBy, context, cancellationToken).ConfigureAwait(false);
public override bool Equals(ComputedInput other) => ReferenceEquals(this, other);
protected abstract Task InvokeAndStripAsync(
ComputedInput input, IComputed?usedBy, ComputeContext?context,
CancellationToken cancellationToken);
// IFunction
Task <IComputed> IFunction.InvokeAsync(
ComputedInput input, IComputed?usedBy, ComputeContext?context,
CancellationToken cancellationToken) =>
InvokeAsync(input, usedBy, context, cancellationToken);
protected abstract IComputed?TryGetCached(ComputedInput input);
IComputed?IFunction.TryGetCached(ComputedInput input) => TryGetCached(input);
IComputed?IFunction.TryGetCached(ComputedInput input, IComputed?usedBy) => TryGetCached((TIn)input, null);
protected abstract IComputed?TryGetCached(ComputedInput input, IComputed?usedBy);
IComputed?IFunction.TryGetCached(ComputedInput input, IComputed?usedBy) => TryGetCached(input, usedBy);