private void advertiseTag(RevTag tag, string refName)
{
RevTag o = (tag as RevTag);
do
{
RevTag target = (o.getObject() as RevTag);
try
{
_walk.parseHeaders(target);
}
catch (IOException)
{
return;
}
target.add(ADVERTISED);
o = target;
} while (o != null);
advertiseAny(tag.getObject(), refName);
}