private void setFilter(FilterBlock newFilter)
{
if (filter != null)
filter.block = null;
filter = newFilter;
if (newFilter != null)
{
if (newFilter.Parent == null)
newFilter.setParent(Parent);
else if (newFilter.Parent != Parent)
throw new FilterAdditionProhibitedException(this,newFilter);
newFilter.block = this;
}
}
public UserFilteredBlock()
{
filter = null;
}
protected override void VisitFilterBlock(FilterBlock node, object data)
{
throw new NodeNotSupportedException(node);
}
protected internal override void VisitFilterBlock(FilterBlock node, object data)
{
StackTypes stack = data as StackTypes;
if(stack.Count != 0)
throw new VerifierException();
stack.Push(typeof(object));
AddTask(node.Next,stack);
}
protected internal virtual void VisitFilterBlock(FilterBlock node, object data)
{
throw new NodeNotSupportedException(node);
}
protected internal override void VisitFilterBlock(FilterBlock node, object data)
{
throw new EmissionException(); //Not supported yet
}