public LinkCandidateInformation(
DataflowVisitor visitor,
ISourceHook <T> source,
ITargetHook <T> target,
DataflowLinkOptions options = null,
Predicate <T> predicate = null)
: this(visitor, source, target,
new LinkConnector(source.BlockInfo, target.BlockInfo),
options, predicate)
{
}
/// <summary>
/// Performs application-defined tasks associated with freeing, releasing, or resetting unmanaged resources.
/// </summary>
public void Dispose()
{
try
{
_disposal.Dispose();
_source = null;
_target = null;
_visitor.RemoveLink(LinkInfo);
}
catch (Exception ex)
{
Trace.TraceError(ex.ToString());
}
}
public LinkCandidateInformation(
DataflowVisitor visitor,
ISourceHook <T> source,
ITargetHook <T> target,
LinkConnector connector,
DataflowLinkOptions options = null,
Predicate <T> predicate = null)
{
_visitor = visitor;
_source = source;
_target = target;
_predicate = predicate;
if (options == null)
{
options = new DataflowLinkOptions();
}
Append = options.Append;
MaxMessages = options.MaxMessages;
PropagateCompletion = options.PropagateCompletion;
Connector = connector;
}
public LinkHook(
ISourceHook <T> source,
ITargetBlock <T> target,
DataflowLinkOptions linkOptions,
DataflowVisitor visitor,
Predicate <T> predicate = null,
LinkCandidateInformation <T> candidate = null)
{
_target = target;
var targetHook = target as ITargetHook <T>;
if (targetHook != null)
{
_targetName = targetHook.BlockInfo.Name;
_targetInfo = targetHook.BlockInfo;
}
_source = source;
_candidate = candidate;
if (candidate != null)
{
LinkInfo = new LinkToInformation(candidate.Connector, linkOptions, UnLink);
}
if (predicate == null)
{
_disposal = _source.InternalSource.LinkTo(this, linkOptions);
}
else
{
_disposal = DataflowBlock.LinkTo(_source.InternalSource, this, linkOptions, predicate);
}
_visitor = visitor;
}