public void SetWhenCondition(Activity activity, ActivityCondition handler)
{
if (activity.Parent is ConditionedActivityGroup)
{
activity.SetValue(ConditionedActivityGroup.WhenConditionProperty, handler);
}
}
public IfElseBranchActivity AddBranch (ICollection <Activity> activities, ActivityCondition branchCondition)
{
IfElseBranchActivity branch_activity = new IfElseBranchActivity ();
branch_activity.Condition = branchCondition;
foreach (Activity activity in activities) {
branch_activity.Activities.Add (activity);
}
return branch_activity;
}
private void VerifyWorkflowCanBeChanged(IWorkflowCoreRuntime workflowCoreRuntime)
{
ActivityCondition condition = workflowCoreRuntime.RootActivity.GetValue(ConditionProperty) as ActivityCondition;
if (condition != null)
{
using (workflowCoreRuntime.SetCurrentActivity(workflowCoreRuntime.RootActivity))
{
if (!condition.Evaluate(workflowCoreRuntime.RootActivity, workflowCoreRuntime))
{
throw new InvalidOperationException(SR.GetString(CultureInfo.CurrentCulture, "Error_DynamicUpdateEvaluation", new object[] { workflowCoreRuntime.InstanceID.ToString() }));
}
}
}
}
private void VerifyWorkflowCanBeChanged(IWorkflowCoreRuntime workflowCoreRuntime)
{
// check if the update is allowed on this root-activity.
ActivityCondition dynamicUpdateCondition = ((Activity)workflowCoreRuntime.RootActivity).GetValue(WorkflowChanges.ConditionProperty) as ActivityCondition;
if (dynamicUpdateCondition != null)
{
using (workflowCoreRuntime.SetCurrentActivity(workflowCoreRuntime.RootActivity))
{
if (!dynamicUpdateCondition.Evaluate(workflowCoreRuntime.RootActivity, workflowCoreRuntime))
{
throw new InvalidOperationException(SR.GetString(CultureInfo.CurrentCulture, SR.Error_DynamicUpdateEvaluation, new object[] { workflowCoreRuntime.InstanceID.ToString() }));
}
}
}
}
private static string ConvertActivityCondition(ActivityCondition condition, RuleDefinitions ruleDefinitions)
{
var builder = new StringBuilder();
if (condition != null)
{
if (condition is RuleConditionReference)
{
var ruleRef = (RuleConditionReference)condition;
builder.AppendLine(RuleTranslator.ConvertRuleConditionReference(ruleDefinitions, ruleRef));
}
else
{
throw new NotSupportedException("Type not found:" + condition.GetType());
}
}
else
{
builder.AppendLine("This activity gets executed if the other conditions fail in the evaluation process");
}
return builder.ToString();
}