GridManager (Ignite 2.17.0)

All Superinterfaces:

GridComponent

All Known Implementing Classes:

GridCheckpointManager, GridCollisionManager, GridDeploymentManager, GridDiscoveryManager, GridEncryptionManager, GridEventStorageManager, GridFailoverManager, GridIndexingManager, GridIoManager, GridLoadBalancerManager, GridManagerAdapter, GridMetricManager, GridSystemViewManager, GridTracingManager
```
@GridToStringExclude
public interface GridManager
extends GridComponent
```
This interface defines life-cycle for kernal manager. Managers provide layer of indirection between kernal and SPI modules. Kernel never calls SPI modules directly but rather calls manager that further delegate the apply to specific SPI module.

Nested Class Summary
- Nested classes/interfaces inherited from interface org.apache.ignite.internal.GridComponent
  GridComponent.DiscoveryDataExchangeType

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`boolean`	`enabled()`
`void`	`onAfterSpiStart()`	This method executed after manager started SPI.
`void`	`onBeforeSpiStart()`	This method executed before manager will start SPI.

Methods inherited from interface org.apache.ignite.internal.GridComponent
collectGridNodeData, collectJoiningNodeData, discoveryDataType, onDisconnected, onGridDataReceived, onJoiningNodeDataReceived, onKernalStart, onKernalStop, onReconnected, printMemoryStats, start, stop, validateNode, validateNode

- Method Detail
  - enabled
```
boolean enabled()
```
    Returns:
    
    true if at least one SPI does not have a NO-OP implementation, false otherwise.
  - onBeforeSpiStart
```
void onBeforeSpiStart()
```
    This method executed before manager will start SPI.
  - onAfterSpiStart
```
void onAfterSpiStart()
```
    This method executed after manager started SPI.