GridDiscoveryTopologySnapshot (Ignite 2.17.0)

java.lang.Object
- org.apache.ignite.internal.managers.discovery.GridDiscoveryTopologySnapshot

public class GridDiscoveryTopologySnapshot
extends Object

Topology snapshot managed by discovery manager.

Constructor Summary

Constructors
Constructor	Description
`GridDiscoveryTopologySnapshot(long topVer, Collection<ClusterNode> topNodes)`	Creates a topology snapshot with given topology version and topology nodes.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`Collection<ClusterNode>`	`topologyNodes()`	Gets topology nodes from topology snapshot.
`long`	`topologyVersion()`	Gets topology version if this event is raised on topology change and configured discovery SPI implementation supports topology versioning.
`String`	`toString()`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

- Constructor Detail
  - GridDiscoveryTopologySnapshot
```
public GridDiscoveryTopologySnapshot(long topVer,
                                     Collection<ClusterNode> topNodes)
```
    Creates a topology snapshot with given topology version and topology nodes.
    
    Parameters:
    
    topVer - Topology version.
    
    topNodes - Topology nodes.
- Method Detail
  - topologyVersion
```
public long topologyVersion()
```
    Gets topology version if this event is raised on topology change and configured discovery SPI implementation supports topology versioning.
    
    Returns:
    
    Topology version or 0 if configured discovery SPI implementation does not support versioning.
  - topologyNodes
```
public Collection<ClusterNode> topologyNodes()
```
    Gets topology nodes from topology snapshot. If SPI implementation does not support versioning, the best effort snapshot will be captured.
    
    Returns:
    
    Topology snapshot.
  - toString
```
public String toString()
```
    Overrides:
    
    toString in class Object