org.apache.druid.client

Class BrokerServerView

java.lang.Object

org.apache.druid.client.BrokerServerView

All Implemented Interfaces:

ServerView, TimelineServerView

public class BrokerServerView
extends Object
implements TimelineServerView

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.druid.client.TimelineServerView

TimelineServerView.TimelineCallback

Nested classes/interfaces inherited from interface org.apache.druid.client.ServerView

ServerView.BaseSegmentCallback, ServerView.CallbackAction, ServerView.SegmentCallback, ServerView.ServerRemovedCallback

Constructor Summary

Constructors

Constructor and Description
BrokerServerView(QueryToolChestWarehouse warehouse, QueryWatcher queryWatcher, com.fasterxml.jackson.databind.ObjectMapper smileMapper, HttpClient httpClient, FilteredServerInventoryView baseView, TierSelectorStrategy tierSelectorStrategy, ServiceEmitter emitter, BrokerSegmentWatcherConfig segmentWatcherConfig)

Method Summary

Modifier and Type	Method and Description
void	awaitInitialization()
List<ImmutableDruidServer>	getDruidServers() Returns a list of ImmutableDruidServer
<T> QueryRunner<T>	getQueryRunner(DruidServer server)
Optional<VersionedIntervalTimeline<String,ServerSelector>>	getTimeline(DataSourceAnalysis analysis) Returns the timeline for a datasource, if it exists.
boolean	isInitialized()
void	registerSegmentCallback(Executor exec, ServerView.SegmentCallback callback)
void	registerServerRemovedCallback(Executor exec, ServerView.ServerRemovedCallback callback)
void	registerTimelineCallback(Executor exec, TimelineServerView.TimelineCallback callback) Register a callback for state changes in the timeline managed by this TimelineServerView.
void	start()

Methods inherited from class java.lang.Object

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

Constructor Detail

BrokerServerView

@Inject
public BrokerServerView(QueryToolChestWarehouse warehouse,
                                QueryWatcher queryWatcher,
                                com.fasterxml.jackson.databind.ObjectMapper smileMapper,
                                HttpClient httpClient,
                                FilteredServerInventoryView baseView,
                                TierSelectorStrategy tierSelectorStrategy,
                                ServiceEmitter emitter,
                                BrokerSegmentWatcherConfig segmentWatcherConfig)

Method Detail

start

public void start()
           throws InterruptedException

Throws:

InterruptedException

isInitialized

public boolean isInitialized()

awaitInitialization

public void awaitInitialization()
                         throws InterruptedException

Throws:

InterruptedException

getTimeline

public Optional<VersionedIntervalTimeline<String,ServerSelector>> getTimeline(DataSourceAnalysis analysis)

Description copied from interface: TimelineServerView

Returns the timeline for a datasource, if it exists. The analysis object passed in must represent a scan-based datasource of a single table.

Specified by:

getTimeline in interface TimelineServerView

Parameters:

analysis - data source analysis information

Returns:

timeline, if it exists

registerTimelineCallback

public void registerTimelineCallback(Executor exec,
                                     TimelineServerView.TimelineCallback callback)

Description copied from interface: TimelineServerView

Register a callback for state changes in the timeline managed by this TimelineServerView. The callback will be called after the relevant change is made to this TimelineServerView's timeline.

Specified by:

registerTimelineCallback in interface TimelineServerView

Parameters:

exec - executor in which to run the callback

callback - the callback

getQueryRunner

public <T> QueryRunner<T> getQueryRunner(DruidServer server)

Specified by:

getQueryRunner in interface TimelineServerView

registerServerRemovedCallback

public void registerServerRemovedCallback(Executor exec,
                                          ServerView.ServerRemovedCallback callback)

Specified by:

registerServerRemovedCallback in interface ServerView

registerSegmentCallback

public void registerSegmentCallback(Executor exec,
                                    ServerView.SegmentCallback callback)

Specified by:

registerSegmentCallback in interface ServerView

getDruidServers

public List<ImmutableDruidServer> getDruidServers()

Description copied from interface: TimelineServerView

Returns a list of ImmutableDruidServer

Specified by:

getDruidServers in interface TimelineServerView