org.axonframework.micrometer

Class EventProcessorLatencyMonitor

java.lang.Object

org.axonframework.micrometer.EventProcessorLatencyMonitor

All Implemented Interfaces:

MessageMonitor<EventMessage<?>>

public class EventProcessorLatencyMonitor
extends Object
implements MessageMonitor<EventMessage<?>>

Measures the difference in message timestamps between the last ingested and the last processed message.

Since:

4.1

Author:

Marijn van Zelst, Ivan Dugalic

Nested Class Summary

Nested classes/interfaces inherited from interface org.axonframework.monitoring.MessageMonitor

MessageMonitor.MonitorCallback

Method Summary

Modifier and Type	Method and Description
static EventProcessorLatencyMonitor	buildMonitor(String meterNamePrefix, io.micrometer.core.instrument.MeterRegistry meterRegistry) Creates an event processor latency monitor
static EventProcessorLatencyMonitor	buildMonitor(String meterNamePrefix, io.micrometer.core.instrument.MeterRegistry meterRegistry, Function<Message<?>,Iterable<io.micrometer.core.instrument.Tag>> tagsBuilder) Creates an event processor latency monitor.
MessageMonitor.MonitorCallback	onMessageIngested(EventMessage<?> message) Takes a message and returns a callback that should be used to inform the message monitor about the result of processing the message

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.axonframework.monitoring.MessageMonitor

onMessagesIngested

Method Detail

buildMonitor

public static EventProcessorLatencyMonitor buildMonitor(String meterNamePrefix,
                                                        io.micrometer.core.instrument.MeterRegistry meterRegistry)

Creates an event processor latency monitor

Parameters:

meterNamePrefix - The prefix for the meter name that will be created in the given meterRegistry

meterRegistry - The meter registry used to create and register the meters

Returns:

The created event processor latency monitor

buildMonitor

public static EventProcessorLatencyMonitor buildMonitor(String meterNamePrefix,
                                                        io.micrometer.core.instrument.MeterRegistry meterRegistry,
                                                        Function<Message<?>,Iterable<io.micrometer.core.instrument.Tag>> tagsBuilder)

Creates an event processor latency monitor.

Parameters:

meterNamePrefix - The prefix for the meter name that will be created in the given meterRegistry

meterRegistry - The meter registry used to create and register the meters

tagsBuilder - The function used to construct the list of micrometer Tag, based on the ingested message

Returns:

The created event processor latency monitor

onMessageIngested

public MessageMonitor.MonitorCallback onMessageIngested(EventMessage<?> message)

Description copied from interface: MessageMonitor

Takes a message and returns a callback that should be used to inform the message monitor about the result of processing the message

Specified by:

onMessageIngested in interface MessageMonitor<EventMessage<?>>

Parameters:

message - the message to monitor

Returns:

the callback