Package org.opensaml.core.metrics

Class LoggerDrivenMetricFilter

java.lang.Object

org.opensaml.core.metrics.LoggerDrivenMetricFilter

All Implemented Interfaces:

com.codahale.metrics.MetricFilter

public class LoggerDrivenMetricFilter
extends Object
implements com.codahale.metrics.MetricFilter

MetricFilter that evaluates a metric by prefixing the name and then evaluating whether the corresponding logging category is enabled at a level corresponding to a map value or at INFO level.

Since:

3.3.0

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	LoggerDrivenMetricFilter.Level	Filtering level, corresponding to available logging levels.

Field Summary

Fields

Modifier and Type	Field	Description
private Map<String,LoggerDrivenMetricFilter.Level>	levelMap	Map of metrics to logging levels.
private String	loggerPrefix	Prefix to prepend to metric name.

Fields inherited from interface com.codahale.metrics.MetricFilter

ALL

Constructor Summary

Constructors

Constructor	Description
LoggerDrivenMetricFilter(String prefix)	Constructor.
LoggerDrivenMetricFilter(String prefix, Map<String,LoggerDrivenMetricFilter.Level> map)	Constructor.

Method Summary

Modifier and Type	Method	Description
boolean	matches(String name, com.codahale.metrics.Metric metric)

Methods inherited from class java.lang.Object

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

Field Detail

loggerPrefix

@Nonnull
@NotEmpty
private final String loggerPrefix

Prefix to prepend to metric name.

levelMap

@Nonnull
@NonnullElements
private final Map<String,LoggerDrivenMetricFilter.Level> levelMap

Map of metrics to logging levels.

Constructor Detail

LoggerDrivenMetricFilter

public LoggerDrivenMetricFilter(@Nonnull @NotEmpty @ParameterName(name="prefix")
                                String prefix)

Constructor.

Parameters:

prefix - prefix to attach to metric name before evaluating

LoggerDrivenMetricFilter

public LoggerDrivenMetricFilter(@Nonnull @NotEmpty @ParameterName(name="prefix")
                                String prefix,
                                @Nullable @NonnullElements @ParameterName(name="map")
                                Map<String,LoggerDrivenMetricFilter.Level> map)

Constructor.

Parameters:

prefix - prefix to attach to metric name before evaluating

map - map of metric names to logging levels

Method Detail

matches

public boolean matches(String name,
                       com.codahale.metrics.Metric metric)

Specified by:

matches in interface com.codahale.metrics.MetricFilter