org.gridgain.grid.kernal.managers.loadbalancer

Class GridLoadBalancerManager

java.lang.Object

org.gridgain.grid.kernal.managers.GridManagerAdapter<GridLoadBalancingSpi>

org.gridgain.grid.kernal.managers.loadbalancer.GridLoadBalancerManager

All Implemented Interfaces:

GridComponent, GridManager

public class GridLoadBalancerManager
extends GridManagerAdapter<GridLoadBalancingSpi>

Load balancing manager.

Field Summary

Fields inherited from class org.gridgain.grid.kernal.managers.GridManagerAdapter

ctx, log

Constructor Summary

Constructors

Constructor and Description
GridLoadBalancerManager(GridKernalContext ctx)

Method Summary

Methods

Modifier and Type	Method and Description
GridNode	getBalancedNode(GridTaskSessionImpl ses, List<GridNode> top, GridComputeJob job)
GridComputeLoadBalancer	getLoadBalancer(GridTaskSessionImpl ses, List<GridNode> top)
void	start() Starts grid component.
void	stop(boolean cancel) Stops grid component.

Methods inherited from class org.gridgain.grid.kernal.managers.GridManagerAdapter

addSpiAttributes, assertParameter, collectDiscoveryData, enabled, getSpi, getSpi, getSpis, onDiscoveryDataReceived, onKernalStart, onKernalStart0, onKernalStop, onKernalStop0, printMemoryStats, startInfo, startSpi, stopInfo, stopSpi, toString, validateNode

Methods inherited from class java.lang.Object

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

Constructor Detail

GridLoadBalancerManager

public GridLoadBalancerManager(GridKernalContext ctx)

Parameters:

ctx - Grid kernal context.

Method Detail

start

public void start()
           throws GridException

Starts grid component.

Throws:

GridException - Throws in case of any errors.

stop

public void stop(boolean cancel)
          throws GridException

Stops grid component.

Parameters:

cancel - If true, then all ongoing tasks or jobs for relevant components need to be cancelled.

Throws:

GridException - Thrown in case of any errors.

getBalancedNode

public GridNode getBalancedNode(GridTaskSessionImpl ses,
                       List<GridNode> top,
                       GridComputeJob job)
                         throws GridException

Parameters:

ses - Task session.

top - Task topology.

job - Job to balance.

Returns:

Next balanced node.

Throws:

GridException - If anything failed.

getLoadBalancer

public GridComputeLoadBalancer getLoadBalancer(GridTaskSessionImpl ses,
                                      List<GridNode> top)

Parameters:

ses - Grid task session.

top - Task topology.

Returns:

Load balancer.