Struct TopologyNode 

pub struct TopologyNode {
    pub node_id: String,
    pub location: NodeLocation,
    pub available: bool,
    pub local_data: HashSet<String>,
}

A node registered in the topology.

Fields

node_id: String

Unique node identifier.

location: NodeLocation

Physical location.

available: bool

Whether the node is currently available.

local_data: HashSet<String>

Set of data block IDs this node holds locally.

Implementations

impl TopologyNode

pub fn new(node_id: impl Into<String>, location: NodeLocation) -> Self

Create a new topology node.

pub fn add_local_data(&mut self, data_id: impl Into<String>)

Mark data as locally available on this node.

pub fn remove_local_data(&mut self, data_id: &str)

Remove a data block reference.

pub fn has_data(&self, data_id: &str) -> bool

Check whether this node has a specific data block.

Trait Implementations

impl Clone for TopologyNode

fn clone(&self) -> TopologyNode

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for TopologyNode

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.