public MergeIterator(IAttributeNames[] inputs, KeyDispatch default_dispatcher)
{
foreach (var input in inputs)
{
foreach (var key in input.GetAttributeNames())
{
dispatchers[key] = default_dispatcher;
}
}
Position = 0;
}
/**
* Add dispatcher for a particular key name.
*
* When the key is encoutered, this dispatcher will be invoked, instead of
* the default dispatcher in the constructor. Added dispatchers are always
* invoked, even if they do not occur in the input key space.
*/
public void AddDispatcher(string name, KeyDispatch dispatcher)
{
dispatchers[name] = dispatcher;
}
