public static void SetDefaultFactory(PromiseBackend backend)
{
lock (_syncRoot)
{
if (_factory == null)
{
_factory = new PromiseFactory(backend);
_backend = null;
if (backend == PromiseBackend.Default)
{
_backendType = PromiseFactory.DefaultBackend;
}
else
{
_backendType = backend;
}
}
else if (_backend != null)
{
_factory.Dispose();
_factory = new PromiseFactory(backend);
_backend = null;
if (backend == PromiseBackend.Default)
{
_backendType = PromiseFactory.DefaultBackend;
}
else
{
_backendType = backend;
}
}
else if (_backendType != backend)
{
_factory.Dispose();
_factory = new PromiseFactory(backend);
if (backend == PromiseBackend.Default)
{
_backendType = PromiseFactory.DefaultBackend;
}
else
{
_backendType = backend;
}
}
}
}
private static IBackend CreateBackend(PromiseBackend backend)
{
switch (backend)
{
case PromiseBackend.Default:
return(CreateBackend(DefaultBackend));
case PromiseBackend.DotNet:
return(new TplBackend());
case PromiseBackend.MooThreadPool:
return(new MooBackend());
default:
throw new InvalidProgramException("Unknown backend type: " + backend.ToString());
}
}
public PromiseFactory(PromiseBackend backend)
: this(CreateBackend(backend))
{
}
public static PromiseFactory CreateFactory(PromiseBackend backend)
{
return(new PromiseFactory(backend));
}