private void GetStateAndAttributes(IList state, IList attributeRows, String indentation, IFlow flow)
{
// add the flow to the state
IEnumerator iter = flow.Children.GetEnumerator();
while (iter.MoveNext())
{
state.Add(iter.Current);
}
// add the flow-name to the attributeRows
System.Collections.IDictionary row = new System.Collections.Hashtable();
if (flow.IsRootFlow())
{
row["name"] = indentation + "rootflow <b>[</b>" + flow.Name + "<b>]</b>";
}
else
{
row["name"] = indentation + "subflow <b>[</b>" + flow.Name + "<b>]</b>";
}
row["value"] = "";
attributeRows.Add(row);
// add the flow-local attributes to the attributeRows
iter = flow.AttributeInstances.GetEnumerator();
while (iter.MoveNext())
{
IAttributeInstance attributeInstance = (IAttributeInstance)iter.Current;
row = new Hashtable();
log.Debug("adding attribute instance value " + attributeInstance.GetValue());
row["name"] = indentation + " +- <b>[</b>" +
attributeInstance.Attribute.Name + "<b>]</b>";
row["value"] = attributeInstance.GetValue();
attributeRows.Add(row);
}
// recursively descend to the children
iter = flow.Children.GetEnumerator();
while (iter.MoveNext())
{
GetStateAndAttributes(state, attributeRows, indentation + " | ", (IFlow)iter.Current);
}
IProcessInstance processInstance = flow.GetSubProcessInstance();
if (processInstance != null)
{
state.Add(processInstance.RootFlow);
GetStateAndAttributes(state, attributeRows, indentation + " | ", processInstance.RootFlow);
}
}
public void CheckDelegateActivity(String authenticatedActorId, Int64 flowId, String delegateActorId)
{
//only director can delegate an activity
IExecutionApplicationService executionComponent = (IExecutionApplicationService)serviceLocator.GetService(typeof(IExecutionApplicationService));
try
{
IFlow flow = executionComponent.GetFlow(flowId, new Relations("attributeInstances"));
IActor director = null;
ISet attributeInstances = flow.AttributeInstances;
for (IEnumerator iter = attributeInstances.GetEnumerator(); iter.MoveNext();)
{
IAttributeInstance attributeInstance = (IAttributeInstance)iter.Current;
if ("director".Equals(attributeInstance.Attribute.Name))
{
director = (IActor)attributeInstance.GetValue();
}
}
if (director.Id.Equals(authenticatedActorId) == false)
{
throw new AuthorizationException("Only director is allowed to delegate activity");
}
}
catch (AuthorizationException e)
{
throw e;
}
catch (System.Exception e)
{
log.Error("failed doing authorization : ", e);
throw new System.SystemException("failed doing authorization : " + e.Message);
}
finally
{
serviceLocator.Release(executionComponent);
}
}
private void WriterAttributes(IFlow flow, StreamWriter xmlwriter)
{
//NHibernate.LazyInitializationException: Failed to lazily initialize a collection - no session
IEnumerator iter = flow.AttributeInstances.GetEnumerator();
while (iter.MoveNext())
{
IAttributeInstance attributeInstance = (IAttributeInstance)iter.Current;
xmlwriter.WriteLine(" <attribute type=\"AT_UDA_12_"+ attributeInstance.Attribute.Name + "\">" + attributeInstance.GetValue() + "</attribute>");
}
// recursively descend to the children
iter = flow.Children.GetEnumerator();
while (iter.MoveNext())
{
WriterAttributes((IFlow)iter.Current, xmlwriter);
}
}