protected internal virtual void InitializeTaskCandidateUsers(TaskEntity task, IVariableScope variableScope)
{
var candidateUserIdExpressions = taskDefinition.CandidateUserIdExpressions;
foreach (var userIdExpr in candidateUserIdExpressions)
{
var value = userIdExpr.GetValue(variableScope);
if (value is string)
{
var candiates = ExtractCandidates((string)value);
task.AddCandidateUsers(candiates);
}
else if (value is ICollection)
{
task.AddCandidateUsers(((ICollection <string>)value).Distinct().ToArray());
}
else
{
throw new ProcessEngineException("Expression did not resolve to a string or collection of strings");
}
}
}