private bool TraverseChildNodesInternal(TaskNode taskNode, ref TaskNodeTraversalCallback nodeAction)
{
bool bContinueTraversing;
bContinueTraversing = true;
// If goal model, callback
if (taskNode.Type == NODE_TYPE.GOAL)
{
bContinueTraversing = nodeAction(taskNode);
if (bContinueTraversing)
{
// traverse children
if (taskNode.HasChildNodes)
{
foreach (TaskNode node in taskNode.ChildNodes)
{
bContinueTraversing = TraverseChildNodesInternal(node, ref nodeAction);
if (!bContinueTraversing)
{
break;
}
}
}
else
{
throw new ApplicationException("Task model definition error. Goal node must have children.");
}
}
}
return(bContinueTraversing);
}
public TestOracle(TaskNode goalTaskNode, MessageUnitList messages)
{
// define task operator only one time
if (mapOperator == null)
{
MapTaskOperators();
}
// Must be a goal node & has child nodes
if (goalTaskNode.Type == NODE_TYPE.GOAL &&
goalTaskNode.HasChildNodes)
{
// initialize
_goalTaskNode = goalTaskNode;
//_taskNodeList = goalTaskNode.ChildNodes;
_messages = messages;
// Add all task nodes
this.Clear();
foreach (TaskNode tNode in goalTaskNode.ChildNodes)
{
this.Add(tNode);
}
}
else
{
throw new ApplicationException("Test oracle must take a goal type task node which contains child nodes.");
}
}
public void TraverseTaskNodes(ref TaskNodeTraversalCallback cbNodeAction)
{
TaskNode tNode;
tNode = new TaskNode(RootNodes[0]);
tNode.TraverseChildNodes(ref cbNodeAction);
}
public void TraverseTaskNodes(ref TaskNodeTraversalCallback cbNodeAction)
{
TaskNode tNode;
tNode = new TaskNode(RootNodes[0]);
tNode.TraverseChildNodes(ref cbNodeAction);
}
public void TraverseChildNodes(ref TaskNodeTraversalCallback nodeAction)
{
XmlNodeList nodes;
TaskNode taskNode;
nodes = _xmlNode.ChildNodes;
foreach (XmlNode node in nodes)
{
// Convert to TaskNode
taskNode = new TaskNode(node);
if (!TraverseChildNodesInternal(taskNode, ref nodeAction))
{
break;
}
}
}
public MessageUnit GetMessageUnitFromTask(TaskNode taskNode)
{
MessageUnit msgUnit;
msgUnit = new MessageUnit();
msgUnit.Message = taskNode.Name;
msgUnit.Occurrence = taskNode.RecursionCount;
// Only task node has interaction property
if (taskNode.Type == NODE_TYPE.TASK)
{
_roleModel.GetRoleFromMessage(msgUnit.Message, ref msgUnit.From, ref msgUnit.To);
msgUnit.From = _agentModel.GetAgentFromRole(msgUnit.From);
msgUnit.To = _agentModel.GetAgentFromRole(msgUnit.To);
}
return msgUnit;
}
public void TraverseChildNodes(ref TaskNodeTraversalCallback nodeAction)
{
XmlNodeList nodes;
TaskNode taskNode;
nodes = _xmlNode.ChildNodes;
foreach (XmlNode node in nodes)
{
// Convert to TaskNode
taskNode = new TaskNode(node);
if (!TraverseChildNodesInternal(taskNode, ref nodeAction))
{
break;
}
}
}
private bool TraverseChildNodesInternal(TaskNode taskNode, ref TaskNodeTraversalCallback nodeAction)
{
bool bContinueTraversing;
bContinueTraversing = true;
// If goal model, callback
if (taskNode.Type == NODE_TYPE.GOAL)
{
bContinueTraversing = nodeAction(taskNode);
if (bContinueTraversing)
{
// traverse children
if (taskNode.HasChildNodes)
{
foreach (TaskNode node in taskNode.ChildNodes)
{
bContinueTraversing = TraverseChildNodesInternal(node, ref nodeAction);
if (!bContinueTraversing)
{
break;
}
}
}
else
{
throw new ApplicationException("Task model definition error. Goal node must have children.");
}
}
}
return bContinueTraversing;
}
private TestOracle GenerateTestOracleByGoal(TaskNode goalNode)
{
TaskNodeTraversalCallback nodeAction;
TaskNode goalTaskNode;
MessageUnitList messagesList;
goalTaskNode = null;
messagesList = new MessageUnitList();
// Define lambda callback
nodeAction = new TaskNodeTraversalCallback((taskNode) =>
{
// Found the target goal
if (taskNode.IsSameContent(goalNode))
{
if (taskNode.HasChildNodes)
{
goalTaskNode = taskNode;
foreach (TaskNode node in taskNode.ChildNodes)
{
messagesList.Add(_tAgentMapper.GetMessageUnitFromTask(node));
}
}
// Terminate node traversing
return false;
}
// Continue traversing
return true;
});
_tModel.TraverseTaskNodes(ref nodeAction);
// if error
if (goalTaskNode == null)
{
throw new ApplicationException("Task node list cannot be null.");
}
return new TestOracle(goalTaskNode, messagesList);
}
