NativeActivity<TResult>.Execute(NativeActivityContext) Method
Definition
Important
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When implemented in a derived class, runs the activity's execution logic.
protected:
abstract void Execute(System::Activities::NativeActivityContext ^ context);
protected abstract void Execute (System.Activities.NativeActivityContext context);
abstract member Execute : System.Activities.NativeActivityContext -> unit
Protected MustOverride Sub Execute (context As NativeActivityContext)
Parameters
- context
- NativeActivityContext
The execution context in which the activity executes.
Examples
The following code sample demonstrates using Execute in a class that inherits from NativeActivity<TResult>. This example is from the Non-Generic ParallelForEach sample.
protected override void Execute(NativeActivityContext context)
{
IEnumerable values = this.Values.Get(context);
if (values == null)
{
throw new InvalidOperationException("ParallelForEach requires a non-null Values argument.");
}
IEnumerator valueEnumerator = values.GetEnumerator();
CompletionCallback onBodyComplete = new CompletionCallback(OnBodyComplete);
while (valueEnumerator.MoveNext())
{
if (this.Body != null)
{
context.ScheduleAction(this.Body, valueEnumerator.Current, onBodyComplete);
}
}
IDisposable disposable = valueEnumerator as IDisposable;
if (disposable != null)
{
disposable.Dispose();
}
}
Applies to
Σχόλια
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