/// <summary>
/// Executes the chain of routing rules specified in 'input.Rules'.
/// </summary>
/// <param name="pipeline">Chain of routing rules.</param>
/// <returns>List of Tasks which should be scheduled.</returns>
internal static List <Type> GetRoutingTasks(RoutingRulesPipeline pipeline)
{
List <Type> ruleTypes = new List <Type>();
foreach (var rule in pipeline.Rules)
{
if (rule.RoutingRule == null)
{
rule.RoutingRule = Factory.GetRule(rule.RuleQName) as RoutingRule;
}
if (rule.RoutingRule.CanExecute(pipeline.EntityInstance))
{
ruleTypes.AddRange(rule.RoutingRule.GetNextTasks(pipeline.EntityInstance));
}
}
return(ruleTypes);
}
/// <summary>
/// Schedules list of defined routed tasks calculated from list of specified routing rules.
/// </summary>
/// <param name="rulesPipeline"></param>
/// <returns></returns>
public Task <RoutingRuleResult>[] ScheduleRoutedTasks(TaskInput taskArgument,
RoutingRulesPipeline rulesPipeline)
{
List <Task <RoutingRuleResult> > tasks = new List <Task <RoutingRuleResult> >();
if (rulesPipeline == null || rulesPipeline.Rules == null)
{
return(tasks.ToArray());
}
// We set the instance which will be checked by rule.
// Not every rule can process every instance.
rulesPipeline.EntityInstance = taskArgument;
var routingTasks = RulesManager.GetRoutingTasks(rulesPipeline);
foreach (var routingTaskType in routingTasks)
{
tasks.Add(m_Context.ScheduleTask <RoutingRuleResult>(routingTaskType, taskArgument));
}
return(tasks.ToArray());
}
