Package org.apache.accumulo.core.manager.balancer

Class AssignmentParamsImpl

java.lang.Object

org.apache.accumulo.core.manager.balancer.AssignmentParamsImpl

All Implemented Interfaces:

TabletBalancer.AssignmentParameters

public class AssignmentParamsImpl
extends Object
implements TabletBalancer.AssignmentParameters

Constructor Summary

Constructors

Constructor	Description
AssignmentParamsImpl(SortedMap<TabletServerId,TServerStatus> currentStatus, Map<TabletId,TabletServerId> unassigned, Map<TabletId,TabletServerId> assignmentsOut)

Method Summary

Modifier and Type	Method	Description
void	addAssignment(TabletId tabletId, TabletServerId tabletServerId)	Assigns tabletId to tabletServerId.
SortedMap<TabletServerId,TServerStatus>	currentStatus()
static AssignmentParamsImpl	fromThrift(SortedMap<TServerInstance,TabletServerStatus> currentStatus, Map<KeyExtent,TServerInstance> unassigned, Map<KeyExtent,TServerInstance> assignmentsOut)
Map<KeyExtent,TServerInstance>	thriftAssignmentsOut()
SortedMap<TServerInstance,TabletServerStatus>	thriftCurrentStatus()
Map<KeyExtent,TServerInstance>	thriftUnassigned()
Map<TabletId,TabletServerId>	unassignedTablets()

Methods inherited from class java.lang.Object

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

Constructor Detail

AssignmentParamsImpl

public AssignmentParamsImpl(SortedMap<TabletServerId,TServerStatus> currentStatus,
                            Map<TabletId,TabletServerId> unassigned,
                            Map<TabletId,TabletServerId> assignmentsOut)

Method Detail

fromThrift

public static AssignmentParamsImpl fromThrift(SortedMap<TServerInstance,TabletServerStatus> currentStatus,
                                              Map<KeyExtent,TServerInstance> unassigned,
                                              Map<KeyExtent,TServerInstance> assignmentsOut)

currentStatus

public SortedMap<TabletServerId,TServerStatus> currentStatus()

Specified by:

currentStatus in interface TabletBalancer.AssignmentParameters

Returns:

the current status for all tablet servers (read-only)

unassignedTablets

public Map<TabletId,TabletServerId> unassignedTablets()

Specified by:

unassignedTablets in interface TabletBalancer.AssignmentParameters

Returns:

the tablets that need to be assigned, mapped to their previous known location (read-only)

addAssignment

public void addAssignment(TabletId tabletId,
                          TabletServerId tabletServerId)

Description copied from interface: TabletBalancer.AssignmentParameters

Assigns tabletId to tabletServerId.

Specified by:

addAssignment in interface TabletBalancer.AssignmentParameters

thriftCurrentStatus

public SortedMap<TServerInstance,TabletServerStatus> thriftCurrentStatus()

thriftUnassigned

public Map<KeyExtent,TServerInstance> thriftUnassigned()

thriftAssignmentsOut

public Map<KeyExtent,TServerInstance> thriftAssignmentsOut()