org.apache.samza.metrics

Interface MetricsValidator

public interface MetricsValidator

A MetricsValidator reads the job's metrics values by using the MetricsAccessor, and validate them.

Method Summary

Modifier and Type	Method and Description
void	complete() Complete validation.
void	init(Config config) Initialize with config.
void	validate(MetricsAccessor accessor) Validate the metrics values of a job

Method Detail

init

void init(Config config)

Initialize with config.

Parameters:

config - Job config

validate

void validate(MetricsAccessor accessor)
       throws MetricsValidationFailureException

Validate the metrics values of a job

Parameters:

accessor - Accessor to get the metrics values through specific metrics system, e.g. JMX.

Throws:

MetricsValidationFailureException - Exception when the validation fails.

complete

void complete()
       throws MetricsValidationFailureException

Complete validation. Final checks can be performed here.

Throws:

MetricsValidationFailureException - Exception when the validation fails.