com.uber.jaeger.samplers

Class PerOperationSampler

java.lang.Object

com.uber.jaeger.samplers.PerOperationSampler

All Implemented Interfaces:

Sampler

public class PerOperationSampler
extends java.lang.Object
implements Sampler

Computes sample(String, long) using the name of the operation, and maintains a specific GuaranteedThroughputSampler instance for each operation.

Constructor Summary

Constructors

Constructor and Description
PerOperationSampler(int maxOperations, OperationSamplingParameters strategies)

Method Summary

Modifier and Type	Method and Description
void	close() Release any resources used by the sampler.
SamplingStatus	sample(java.lang.String operation, long id)
boolean	update(OperationSamplingParameters strategies) Updates the GuaranteedThroughputSampler for each operation

Methods inherited from class java.lang.Object

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

Constructor Detail

PerOperationSampler

public PerOperationSampler(int maxOperations,
                           OperationSamplingParameters strategies)

Method Detail

update

public boolean update(OperationSamplingParameters strategies)

Updates the GuaranteedThroughputSampler for each operation

Parameters:

strategies - The parameters for operation sampling

Returns:

true iff any samplers were updated

sample

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

Specified by:

sample in interface Sampler

Parameters:

operation - The operation name set on the span

id - The traceId on the span

Returns:

whether or not the new trace should be sampled

close

public void close()

Description copied from interface: Sampler

Release any resources used by the sampler.

Specified by:

close in interface Sampler