/// <summary>
/// Internal constructor.
/// </summary>
/// <param name="parentWorkflow">The associated parent workflow.</param>
/// <param name="methodName">
/// Optionally identifies the target activity method by the name specified in
/// the <c>[ActivityMethod]</c> attribute tagging the method. Pass a <c>null</c>
/// or empty string to specify the default method.
/// </param>
/// <param name="options">The activity options or <c>null</c>.</param>
internal LocalActivityFutureStub(Workflow parentWorkflow, string methodName = null, LocalActivityOptions options = null)
{
Covenant.Requires <ArgumentNullException>(parentWorkflow != null, nameof(parentWorkflow));
var activityInterface = typeof(TActivityInterface);
CadenceHelper.ValidateActivityInterface(activityInterface);
this.parentWorkflow = parentWorkflow;
this.hasStarted = false;
this.targetMethod = CadenceHelper.GetActivityTarget(activityInterface, methodName).TargetMethod;
this.options = LocalActivityOptions.Normalize(parentWorkflow.Client, options);
}
//---------------------------------------------------------------------
// Static members
/// <summary>
/// Normalizes the options passed by creating or cloning a new instance as
/// required and filling unset properties using default client settings.
/// </summary>
/// <param name="client">The associated Cadence client.</param>
/// <param name="options">The input options or <c>null</c>.</param>
/// <returns>The normalized options.</returns>
internal static LocalActivityOptions Normalize(CadenceClient client, LocalActivityOptions options)
{
Covenant.Requires <ArgumentNullException>(client != null, nameof(client));
if (options == null)
{
options = new LocalActivityOptions();
}
else
{
options = options.Clone();
}
if (options.ScheduleToCloseTimeout <= TimeSpan.Zero)
{
options.ScheduleToCloseTimeout = client.Settings.ActivityScheduleToCloseTimeout;
}
return(options);
}
/// <summary>
/// Raises the <see cref="LocalActivityExecuteEvent"/>.
/// </summary>
/// <param name="options">The activity options.</param>
internal void RaiseLocalActivityExecuteEvent(LocalActivityOptions options)
{
LocalActivityExecuteEvent?.Invoke(this, options);
}