Package io.trino.operator

Class TaskContext

java.lang.Object

io.trino.operator.TaskContext

@ThreadSafe
public class TaskContext
extends Object

Method Summary

Modifier and Type	Method	Description
<C, R> R	accept(QueryContextVisitor<C,R> visitor, C context)
<C, R> List<R>	acceptChildren(QueryContextVisitor<C,R> visitor, C context)
DynamicFiltersCollector.VersionedDynamicFilterDomains	acknowledgeAndGetNewDynamicFilterDomains(long callersCurrentVersion)
void	addDynamicFilter(Map<DynamicFilterId,Domain> dynamicFilterDomains)
PipelineContext	addPipelineContext(int pipelineId, boolean inputPipeline, boolean outputPipeline, boolean partitioned)
static TaskContext	createTaskContext(QueryContext queryContext, TaskStateMachine taskStateMachine, io.airlift.stats.GcMonitor gcMonitor, Executor notificationExecutor, ScheduledExecutorService yieldExecutor, ScheduledExecutorService timeoutExecutor, Session session, MemoryTrackingContext taskMemoryContext, Runnable notifyStatusChanged, boolean perOperatorCpuTimerEnabled, boolean cpuTimerEnabled)
void	failed(Throwable cause)
void	freeSpill(long bytes)
DynamicFiltersCollector.VersionedDynamicFilterDomains	getCurrentDynamicFilterDomains()
long	getDynamicFiltersVersion()
int	getFullGcCount()
io.airlift.units.Duration	getFullGcTime()
io.airlift.stats.CounterStat	getInputPositions()
LocalDynamicFiltersCollector	getLocalDynamicFiltersCollector()
Optional<Integer>	getMaxWriterCount()
io.airlift.units.DataSize	getMemoryReservation()
io.airlift.stats.CounterStat	getOutputDataSize()
io.airlift.stats.CounterStat	getOutputPositions()
io.airlift.units.DataSize	getPeakMemoryReservation()
long	getPhysicalWrittenDataSize()
List<PipelineContext>	getPipelineContexts()
io.airlift.stats.CounterStat	getProcessedInputDataSize()
QueryContext	getQueryContext()
io.airlift.units.DataSize	getQueryMemoryReservation()
io.airlift.units.DataSize	getRevocableMemoryReservation()
Session	getSession()
TaskState	getState()
TaskId	getTaskId()
MemoryTrackingContext	getTaskMemoryContext()
TaskStats	getTaskStats()
long	getWriterInputDataSize()
boolean	isCpuTimerEnabled()
boolean	isPerOperatorCpuTimerEnabled()
boolean	isTerminatingOrDone()
LocalMemoryContext	localMemoryContext()
AggregatedMemoryContext	newAggregateMemoryContext()
com.google.common.util.concurrent.ListenableFuture<Void>	reserveSpill(long bytes)
void	setMaxWriterCount(int maxWriterCount)
void	sourceTaskFailed(TaskId taskId, Throwable failure)
void	start()
void	updateDomains(Map<DynamicFilterId,Domain> dynamicFilterDomains)

Methods inherited from class java.lang.Object

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

Method Details

createTaskContext

public static TaskContext createTaskContext(QueryContext queryContext,
 TaskStateMachine taskStateMachine,
 io.airlift.stats.GcMonitor gcMonitor,
 Executor notificationExecutor,
 ScheduledExecutorService yieldExecutor,
 ScheduledExecutorService timeoutExecutor,
 Session session,
 MemoryTrackingContext taskMemoryContext,
 Runnable notifyStatusChanged,
 boolean perOperatorCpuTimerEnabled,
 boolean cpuTimerEnabled)

getTaskId

public TaskId getTaskId()

addPipelineContext

public PipelineContext addPipelineContext(int pipelineId,
 boolean inputPipeline,
 boolean outputPipeline,
 boolean partitioned)

getSession

public Session getSession()

start

public void start()

failed

public void failed(Throwable cause)

isTerminatingOrDone

public boolean isTerminatingOrDone()

getState

public TaskState getState()

getMemoryReservation

public io.airlift.units.DataSize getMemoryReservation()

getPeakMemoryReservation

public io.airlift.units.DataSize getPeakMemoryReservation()

getRevocableMemoryReservation

public io.airlift.units.DataSize getRevocableMemoryReservation()

getPipelineContexts

public List<PipelineContext> getPipelineContexts()

reserveSpill

public com.google.common.util.concurrent.ListenableFuture<Void> reserveSpill(long bytes)

freeSpill

public void freeSpill(long bytes)

localMemoryContext

public LocalMemoryContext localMemoryContext()

newAggregateMemoryContext

public AggregatedMemoryContext newAggregateMemoryContext()

isPerOperatorCpuTimerEnabled

public boolean isPerOperatorCpuTimerEnabled()

isCpuTimerEnabled

public boolean isCpuTimerEnabled()

getProcessedInputDataSize

public io.airlift.stats.CounterStat getProcessedInputDataSize()

getInputPositions

public io.airlift.stats.CounterStat getInputPositions()

getOutputDataSize

public io.airlift.stats.CounterStat getOutputDataSize()

getOutputPositions

public io.airlift.stats.CounterStat getOutputPositions()

getWriterInputDataSize

public long getWriterInputDataSize()

getPhysicalWrittenDataSize

public long getPhysicalWrittenDataSize()

setMaxWriterCount

public void setMaxWriterCount(int maxWriterCount)

getMaxWriterCount

public Optional<Integer> getMaxWriterCount()

getFullGcTime

public io.airlift.units.Duration getFullGcTime()

getFullGcCount

public int getFullGcCount()

updateDomains

public void updateDomains(Map<DynamicFilterId,Domain> dynamicFilterDomains)

getDynamicFiltersVersion

public long getDynamicFiltersVersion()

acknowledgeAndGetNewDynamicFilterDomains

public DynamicFiltersCollector.VersionedDynamicFilterDomains acknowledgeAndGetNewDynamicFilterDomains(long callersCurrentVersion)

getCurrentDynamicFilterDomains

public DynamicFiltersCollector.VersionedDynamicFilterDomains getCurrentDynamicFilterDomains()

getTaskStats

public TaskStats getTaskStats()

accept

public <C,
R> R accept(QueryContextVisitor<C,R> visitor,
 C context)

acceptChildren

public <C,
R> List<R> acceptChildren(QueryContextVisitor<C,R> visitor,
 C context)

getTaskMemoryContext

public MemoryTrackingContext getTaskMemoryContext()

getQueryContext

public QueryContext getQueryContext()

getQueryMemoryReservation

public io.airlift.units.DataSize getQueryMemoryReservation()

getLocalDynamicFiltersCollector

public LocalDynamicFiltersCollector getLocalDynamicFiltersCollector()

addDynamicFilter

public void addDynamicFilter(Map<DynamicFilterId,Domain> dynamicFilterDomains)

sourceTaskFailed

public void sourceTaskFailed(TaskId taskId,
 Throwable failure)