public T getChoiceVariable(int index) {
selectedVar = select.getChoiceVariable(index);
if (selectedVar != null) {
currentSearchNode = new SearchNode();
currentSearchNode.v = selectedVar;
currentSearchNode.dom = selectedVar.dom().cloneLight();
}
return selectedVar;
}
public boolean leftChild(T var, int value, boolean status) {
boolean returnCode = true;
if (exitChildListeners != null) {
boolean code = false;
for (int i = 0; i < exitChildListeners.length; i++)
code |= exitChildListeners[i].leftChild(var, value, status);
returnCode = code;
}
currentSearchNode = searchStack.pop();
SearchNode previousSearchNode = currentSearchNode;
if (!status && returnCode) {
currentSearchNode = new SearchNode();
currentSearchNode.v = var;
if (previousSearchNode.dom
instanceof uk.ac.stir.cs.homer.homerPolicyServer.overlap.JaCoP.core.IntDomain)
currentSearchNode.dom = ((IntDomain) previousSearchNode.dom).subtract(value);
else if (previousSearchNode.dom
instanceof uk.ac.stir.cs.homer.homerPolicyServer.overlap.JaCoP.set.core.SetDomain)
currentSearchNode.dom = ((SetDomain) previousSearchNode.dom).subtract(value, value);
currentSearchNode.val = value;
currentSearchNode.id = searchNodeId++;
currentSearchNode.equal = false;
currentSearchNode.previous = searchStack.peek().id;
searchStack.push(currentSearchNode);
}
return returnCode;
}
