org.apache.ignite.internal.processors.nodevalidation

Class OsDiscoveryNodeValidationProcessor

java.lang.Object

org.apache.ignite.internal.processors.GridProcessorAdapter

org.apache.ignite.internal.processors.nodevalidation.OsDiscoveryNodeValidationProcessor

All Implemented Interfaces:

GridComponent, GridProcessor, DiscoveryNodeValidationProcessor

public class OsDiscoveryNodeValidationProcessor
extends GridProcessorAdapter
implements DiscoveryNodeValidationProcessor

Node validation.

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.ignite.internal.GridComponent

GridComponent.DiscoveryDataExchangeType

Field Summary

Fields inherited from class org.apache.ignite.internal.processors.GridProcessorAdapter

ctx, diagnosticLog, log

Constructor Summary

Constructors

Constructor and Description
OsDiscoveryNodeValidationProcessor(GridKernalContext ctx)

Method Summary

Modifier and Type	Method and Description
@Nullable IgniteNodeValidationResult	validateNode(ClusterNode node) Validates that new node can join grid topology, this method is called on coordinator node before new node joins topology.

Methods inherited from class org.apache.ignite.internal.processors.GridProcessorAdapter

assertParameter, collectGridNodeData, collectJoiningNodeData, discoveryDataType, onDisconnected, onGridDataReceived, onJoiningNodeDataReceived, onKernalStart, onKernalStop, onReconnected, printMemoryStats, start, stop, toString, validateNode

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.apache.ignite.internal.GridComponent

collectGridNodeData, collectJoiningNodeData, discoveryDataType, onDisconnected, onGridDataReceived, onJoiningNodeDataReceived, onKernalStart, onKernalStop, onReconnected, printMemoryStats, start, stop, validateNode

Constructor Detail

OsDiscoveryNodeValidationProcessor

public OsDiscoveryNodeValidationProcessor(GridKernalContext ctx)

Parameters:

ctx - Kernal context.

Method Detail

validateNode

@Nullable
public @Nullable IgniteNodeValidationResult validateNode(ClusterNode node)

Validates that new node can join grid topology, this method is called on coordinator node before new node joins topology.

Specified by:

validateNode in interface GridComponent

Overrides:

validateNode in class GridProcessorAdapter

Parameters:

node - Joining node.

Returns:

Validation result or null in case of success.