// Remove an filterCallback from the current node, return true if the node is the node is empty now
private static bool RemoveFromNode(
FilterHandle filterCallback,
FilterHandleSetNode currentNode,
EventTypeIndexBuilderIndexLookupablePair[] treePathInfo,
int treePathPosition)
{
var nextPair = treePathPosition < treePathInfo.Length ? treePathInfo[treePathPosition++] : null;
// No remaining filter parameters
if (nextPair == null)
{
using (currentNode.NodeRWLock.AcquireWriteLock())
{
var isRemoved = currentNode.Remove(filterCallback);
var isEmpty = currentNode.IsEmpty();
if (!isRemoved)
{
Log.Warn(".removeFromNode (" + Thread.CurrentThread.ManagedThreadId + ") Could not find the filterCallback to be removed within the supplied node , node=" +
currentNode + " filterCallback=" + filterCallback);
}
return(isEmpty);
}
}
// Remove from index
var nextIndex = nextPair.Index;
var filteredForValue = nextPair.Lookupable;
using (currentNode.NodeRWLock.AcquireWriteLock())
{
var isEmpty = RemoveFromIndex(filterCallback, nextIndex, treePathInfo, treePathPosition, filteredForValue);
if (!isEmpty)
{
return(false);
}
// Remove the index if the index is now empty
if (nextIndex.Count == 0)
{
var isRemoved = currentNode.Remove(nextIndex);
if (!isRemoved)
{
Log.Warn(".removeFromNode (" + Thread.CurrentThread.ManagedThreadId + ") Could not find the index in index list for removal, index=" +
nextIndex + " filterCallback=" + filterCallback);
return(false);
}
}
return(currentNode.IsEmpty());
}
}
public void TestNodeGetSet()
{
FilterHandle exprOne = new SupportFilterHandle();
// Check pre-conditions
Assert.IsTrue(_testNode.NodeRWLock != null);
Assert.IsFalse(_testNode.Contains(exprOne));
Assert.AreEqual(0, _testNode.FilterCallbackCount);
Assert.AreEqual(0, _testNode.Indizes.Count);
Assert.IsTrue(_testNode.IsEmpty());
_testNode.Add(exprOne);
// Check after add
Assert.IsTrue(_testNode.Contains(exprOne));
Assert.AreEqual(1, _testNode.FilterCallbackCount);
Assert.IsFalse(_testNode.IsEmpty());
// Add an indexOne
EventType eventType = SupportEventTypeFactory.CreateBeanType(typeof(SupportBean));
FilterSpecLookupable lookupable = new FilterSpecLookupable("IntPrimitive", eventType.GetGetter("IntPrimitive"), eventType.GetPropertyType("IntPrimitive"), false);
FilterParamIndexBase indexOne = new SupportFilterParamIndex(lookupable);
_testNode.Add(indexOne);
// Check after add
Assert.AreEqual(1, _testNode.Indizes.Count);
Assert.AreEqual(indexOne, _testNode.Indizes.FirstOrDefault());
// Check removes
Assert.IsTrue(_testNode.Remove(exprOne));
Assert.IsFalse(_testNode.IsEmpty());
Assert.IsFalse(_testNode.Remove(exprOne));
Assert.IsTrue(_testNode.Remove(indexOne));
Assert.IsFalse(_testNode.Remove(indexOne));
Assert.IsTrue(_testNode.IsEmpty());
}