void OnProcessExited(Context context, ProcessInstance instance)
{
PostTask(
"Exited process",
() =>
{
Context currentContext;
if (_contexts.TryGetValue(context.Definition.Name, out currentContext) &&
ReferenceEquals(currentContext, context) &&
ReferenceEquals(currentContext.Instance, instance))
{
currentContext.Instance = null;
StartProcess(currentContext.Definition.Name);
}
}
);
}
public Task StartProcess(string processName)
{
return PostTask(
"Start process",
() =>
{
Context context;
if (!_contexts.TryGetValue(processName, out context))
{
throw new Exception("Process name not present");
}
var instance = new ProcessInstance(_loggerFactory, context.Definition);
instance.Exited.ContinueWith(_ => OnProcessExited(context, instance));
context.Instance = instance;
context.Instance.Execute();
});
}