com.uber.jaeger.samplers

Class ProbabilisticSampler

java.lang.Object

com.uber.jaeger.samplers.ProbabilisticSampler

All Implemented Interfaces:

Sampler

public class ProbabilisticSampler
extends java.lang.Object
implements Sampler

Field Summary

Fields

Modifier and Type	Field and Description
static double	DEFAULT_SAMPLING_PROBABILITY
static java.lang.String	TYPE

Constructor Summary

Constructors

Constructor and Description
ProbabilisticSampler(double samplingRate)

Method Summary

Modifier and Type	Method and Description
void	close() Only implemented to satisfy the sampler interface
boolean	equals(java.lang.Object other)
SamplingStatus	sample(java.lang.String operation, long id) Uses a trace id to make a sampling decision.

Methods inherited from class java.lang.Object

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

Field Detail

DEFAULT_SAMPLING_PROBABILITY

public static final double DEFAULT_SAMPLING_PROBABILITY

See Also:

Constant Field Values

TYPE

public static final java.lang.String TYPE

See Also:

Constant Field Values

Constructor Detail

ProbabilisticSampler

public ProbabilisticSampler(double samplingRate)

Method Detail

sample

public SamplingStatus sample(java.lang.String operation,
                             long id)

Uses a trace id to make a sampling decision.

Specified by:

sample in interface Sampler

Parameters:

id - A long that represents the traceid used to make a sampling decision

operation - The operation name set on the span

Returns:

A boolean that says wheter or not to sample.

equals

public boolean equals(java.lang.Object other)

Overrides:

equals in class java.lang.Object

close

public void close()

Only implemented to satisfy the sampler interface

Specified by:

close in interface Sampler