org.apache.storm.scheduler

Class SingleTopologyCluster

java.lang.Object

org.apache.storm.scheduler.Cluster

org.apache.storm.scheduler.SingleTopologyCluster

All Implemented Interfaces:

ISchedulingState

public class SingleTopologyCluster
extends Cluster

A Cluster that only allows modification to a single topology.

Constructor Summary

Constructors

Constructor and Description
SingleTopologyCluster(Cluster other, String topologyId) Create a new cluster that only allows modifications to a single topology.

Method Summary

Modifier and Type	Method and Description
protected void	assertValidTopologyForModification(String topologyId) Check if the given topology is allowed for modification right now.

Methods inherited from class org.apache.storm.scheduler.Cluster

assign, assign, blacklistHost, freeSlot, freeSlots, getAllScheduledResourcesForNode, getAssignablePorts, getAssignableSlots, getAssignableSlots, getAssignedMemoryForSlot, getAssignedNumWorkers, getAssignmentById, getAssignments, getAvailablePorts, getAvailableResources, getAvailableSlots, getAvailableSlots, getBlacklistedHosts, getClusterTotalCpuResource, getClusterTotalGenericResources, getClusterTotalMemoryResource, getConf, getGreyListedSupervisors, getHost, getINimbus, getMinWorkerCpu, getNeedsSchedulingComponentToExecutors, getNeedsSchedulingExecutorToComponents, getNetworkTopography, getNonBlacklistedAvailableSlots, getNonBlacklistedClusterAvailableResources, getResourceMetrics, getScheduledCpuForNode, getScheduledMemoryForNode, getStatus, getStatusMap, getSupervisorById, getSupervisors, getSupervisorsByHost, getSupervisorsResourcesMap, getTopologies, getTopologyResourcesMap, getUnassignedExecutors, getUsedPorts, getUsedSlots, getUsedSlotsByTopologyId, getWorkerResources, getWorkerResourcesMap, isBlackListed, isBlacklistedHost, isSlotOccupied, needsScheduling, needsSchedulingRas, needsSchedulingTopologies, setAssignments, setBlacklistedHosts, setGreyListedSupervisors, setNetworkTopography, setStatus, setStatus, setStatusIfAbsent, setStatusMap, unassign, updateFrom, wouldFit

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.storm.scheduler.ISchedulingState

getAssignedRacks, getHostToRack

Constructor Detail

SingleTopologyCluster

public SingleTopologyCluster(Cluster other,
                             String topologyId)

Create a new cluster that only allows modifications to a single topology.

Parameters:

other - the current cluster to base this off of

topologyId - the topology that is allowed to be modified.

Method Detail

assertValidTopologyForModification

protected void assertValidTopologyForModification(String topologyId)

Description copied from class: Cluster

Check if the given topology is allowed for modification right now. If not throw an IllegalArgumentException else go on.

Overrides:

assertValidTopologyForModification in class Cluster

Parameters:

topologyId - the id of the topology to check