MetricRegistryListener (Metrics Core 4.0.5 API)

All Superinterfaces:

EventListener

All Known Implementing Classes:

MetricRegistryListener.Base
```
public interface MetricRegistryListener
extends EventListener
```
Listeners for events from the registry. Listeners must be thread-safe.

Nested Class Summary

Nested Classes
Modifier and Type Interface and Description

static class MetricRegistryListener.Base
A no-op implementation of MetricRegistryListener.

Nested Classes
Modifier and Type	Interface and Description
`static class`	`MetricRegistryListener.Base` A no-op implementation of `MetricRegistryListener`.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method and Description
`void`	`onCounterAdded(String name, Counter counter)` Called when a `Counter` is added to the registry.
`void`	`onCounterRemoved(String name)` Called when a `Counter` is removed from the registry.
`void`	`onGaugeAdded(String name, Gauge<?> gauge)` Called when a `Gauge` is added to the registry.
`void`	`onGaugeRemoved(String name)` Called when a `Gauge` is removed from the registry.
`void`	`onHistogramAdded(String name, Histogram histogram)` Called when a `Histogram` is added to the registry.
`void`	`onHistogramRemoved(String name)` Called when a `Histogram` is removed from the registry.
`void`	`onMeterAdded(String name, Meter meter)` Called when a `Meter` is added to the registry.
`void`	`onMeterRemoved(String name)` Called when a `Meter` is removed from the registry.
`void`	`onTimerAdded(String name, Timer timer)` Called when a `Timer` is added to the registry.
`void`	`onTimerRemoved(String name)` Called when a `Timer` is removed from the registry.

- Method Detail
  - onGaugeAdded
```
void onGaugeAdded(String name,
                  Gauge<?> gauge)
```
    Called when a Gauge is added to the registry.
    
    Parameters:
    
    name - the gauge's name
    
    gauge - the gauge
  - onGaugeRemoved
```
void onGaugeRemoved(String name)
```
    Called when a Gauge is removed from the registry.
    
    Parameters:
    
    name - the gauge's name
  - onCounterAdded
```
void onCounterAdded(String name,
                    Counter counter)
```
    Called when a Counter is added to the registry.
    
    Parameters:
    
    name - the counter's name
    
    counter - the counter
  - onCounterRemoved
```
void onCounterRemoved(String name)
```
    Called when a Counter is removed from the registry.
    
    Parameters:
    
    name - the counter's name
  - onHistogramAdded
```
void onHistogramAdded(String name,
                      Histogram histogram)
```
    Called when a Histogram is added to the registry.
    
    Parameters:
    
    name - the histogram's name
    
    histogram - the histogram
  - onHistogramRemoved
```
void onHistogramRemoved(String name)
```
    Called when a Histogram is removed from the registry.
    
    Parameters:
    
    name - the histogram's name
  - onMeterAdded
```
void onMeterAdded(String name,
                  Meter meter)
```
    Called when a Meter is added to the registry.
    
    Parameters:
    
    name - the meter's name
    
    meter - the meter
  - onMeterRemoved
```
void onMeterRemoved(String name)
```
    Called when a Meter is removed from the registry.
    
    Parameters:
    
    name - the meter's name
  - onTimerAdded
```
void onTimerAdded(String name,
                  Timer timer)
```
    Called when a Timer is added to the registry.
    
    Parameters:
    
    name - the timer's name
    
    timer - the timer
  - onTimerRemoved
```
void onTimerRemoved(String name)
```
    Called when a Timer is removed from the registry.
    
    Parameters:
    
    name - the timer's name

Interface MetricRegistryListener

Nested Class Summary

Method Summary

Method Detail

onGaugeAdded

onGaugeRemoved

onCounterAdded

onCounterRemoved

onHistogramAdded

onHistogramRemoved

onMeterAdded

onMeterRemoved

onTimerAdded

onTimerRemoved