Clear underlying map
Clear underlying map
Get info for all nodes (immutable version visible outside)
Get info for all nodes (immutable version visible outside)
Get information of a particular node
.
Get information of a particular node
.
Get information of a paticular node by its id
Get information of a paticular node by its id
Keep info only the first time a node is seen
Keep info only the first time a node is seen
Record information info
of node id
Record information info
of node id
An InfoKeeper keeps caller-supplied info per node. It provides another method recordInfo() to record a given info for a node.