org.apache.storm.trident.operation

Class TridentOperationContext

java.lang.Object

org.apache.storm.trident.operation.TridentOperationContext

All Implemented Interfaces:

IMetricsContext

public class TridentOperationContext
extends Object
implements IMetricsContext

Constructor Summary

Constructors

Constructor and Description
TridentOperationContext(TopologyContext topoContext, TridentTuple.Factory factory)
TridentOperationContext(TridentOperationContext parent, TridentTuple.Factory factory)

Method Summary

Modifier and Type	Method and Description
int	getPartitionIndex()
TridentTupleView.ProjectionFactory	makeProjectionFactory(Fields fields)
int	numPartitions()
com.codahale.metrics.Counter	registerCounter(String name)
<T> com.codahale.metrics.Gauge<T>	registerGauge(String name, com.codahale.metrics.Gauge<T> gauge)
com.codahale.metrics.Histogram	registerHistogram(String name)
com.codahale.metrics.Meter	registerMeter(String name)
CombinedMetric	registerMetric(String name, ICombiner combiner, int timeBucketSizeInSecs) Register metric.
ReducedMetric	registerMetric(String name, IReducer reducer, int timeBucketSizeInSecs) Register metric.
<T extends IMetric> T	registerMetric(String name, T metric, int timeBucketSizeInSecs) Register metric.
com.codahale.metrics.Timer	registerTimer(String name)

Methods inherited from class java.lang.Object

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

Constructor Detail

TridentOperationContext

public TridentOperationContext(TopologyContext topoContext,
                               TridentTuple.Factory factory)

TridentOperationContext

public TridentOperationContext(TridentOperationContext parent,
                               TridentTuple.Factory factory)

Method Detail

makeProjectionFactory

public TridentTupleView.ProjectionFactory makeProjectionFactory(Fields fields)

numPartitions

public int numPartitions()

getPartitionIndex

public int getPartitionIndex()

registerMetric

public <T extends IMetric> T registerMetric(String name,
                                            T metric,
                                            int timeBucketSizeInSecs)

Description copied from interface: IMetricsContext

Register metric.

Specified by:

registerMetric in interface IMetricsContext

registerMetric

public ReducedMetric registerMetric(String name,
                                    IReducer reducer,
                                    int timeBucketSizeInSecs)

Description copied from interface: IMetricsContext

Register metric.

Specified by:

registerMetric in interface IMetricsContext

registerMetric

public CombinedMetric registerMetric(String name,
                                     ICombiner combiner,
                                     int timeBucketSizeInSecs)

Description copied from interface: IMetricsContext

Register metric.

Specified by:

registerMetric in interface IMetricsContext

registerTimer

public com.codahale.metrics.Timer registerTimer(String name)

Specified by:

registerTimer in interface IMetricsContext

registerHistogram

public com.codahale.metrics.Histogram registerHistogram(String name)

Specified by:

registerHistogram in interface IMetricsContext

registerMeter

public com.codahale.metrics.Meter registerMeter(String name)

Specified by:

registerMeter in interface IMetricsContext

registerCounter

public com.codahale.metrics.Counter registerCounter(String name)

Specified by:

registerCounter in interface IMetricsContext

registerGauge

public <T> com.codahale.metrics.Gauge<T> registerGauge(String name,
                                                       com.codahale.metrics.Gauge<T> gauge)

Specified by:

registerGauge in interface IMetricsContext