public void TestAddRemove()
{
Assert.IsNull(_eventTypeIndex.Get(_typeOne));
Assert.IsNull(_eventTypeIndex.Get(_typeTwo));
var entryOne = _indexBuilder.Add(_valueSetOne, _callbackOne, _lockFactory);
_indexBuilder.Add(_valueSetTwo, _callbackTwo, _lockFactory);
Assert.IsTrue(_eventTypeIndex.Get(_typeOne) != null);
Assert.IsTrue(_eventTypeIndex.Get(_typeTwo) != null);
_indexBuilder.Remove(_callbackOne, entryOne);
_indexBuilder.Add(_valueSetOne, _callbackOne, _lockFactory);
_indexBuilder.Remove(_callbackOne, entryOne);
}
/// <summary>
/// Add a filter to the event type index structure, and to the filter subtree.
/// Throws an IllegalStateException exception if the callback is already registered.
/// </summary>
/// <param name="filterValueSet">is the filter information</param>
/// <param name="filterCallback">is the callback</param>
/// <param name="lockFactory">The lock factory.</param>
/// <returns></returns>
/// <exception cref="IllegalStateException">Callback for filter specification already exists in collection</exception>
public FilterServiceEntry Add(FilterValueSet filterValueSet, FilterHandle filterCallback, FilterServiceGranularLockFactory lockFactory)
{
using (Instrument.With(
i => i.QFilterAdd(filterValueSet, filterCallback),
i => i.AFilterAdd()))
{
var eventType = filterValueSet.EventType;
// Check if a filter tree exists for this event type
var rootNode = _eventTypeIndex.Get(eventType);
// Make sure we have a root node
if (rootNode == null)
{
using (_callbacksLock.Acquire())
{
rootNode = _eventTypeIndex.Get(eventType);
if (rootNode == null)
{
rootNode = new FilterHandleSetNode(lockFactory.ObtainNew());
_eventTypeIndex.Add(eventType, rootNode);
}
}
}
// GetInstance add to tree
var path = IndexTreeBuilder.Add(filterValueSet, filterCallback, rootNode, lockFactory);
var pathArray = path.Select(p => p.ToArray()).ToArray();
var pair = new EventTypeIndexBuilderValueIndexesPair(filterValueSet, pathArray);
// for non-isolatable callbacks the consumer keeps track of tree location
if (_isolatableCallbacks == null)
{
return(pair);
}
// for isolatable callbacks this class is keeping track of tree location
using (_callbacksLock.Acquire()) {
_isolatableCallbacks.Put(filterCallback, pair);
}
return(null);
}
}
public void TestGet()
{
Assert.AreEqual(_handleSetNode, _testIndex.Get(_testEventType));
}
