/
KafkaStreamsMetrics.java
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/
KafkaStreamsMetrics.java
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/*
* Copyright 2020 VMware, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package io.micrometer.core.instrument.binder.kafka;
import io.micrometer.common.lang.NonNullApi;
import io.micrometer.common.lang.NonNullFields;
import io.micrometer.core.annotation.Incubating;
import io.micrometer.core.instrument.Tag;
import org.apache.kafka.common.Metric;
import org.apache.kafka.streams.KafkaStreams;
/**
* Kafka Streams metrics binder. This should be closed on application shutdown to clean up
* resources.
* <p>
* It is based on the Kafka client's {@code metrics()} method returning a {@link Metric}
* map.
* <p>
* Meter names have the following convention: {@code kafka.(metric_group).(metric_name)}
*
* @author Jorge Quilcate
* @see <a href="https://docs.confluent.io/current/kafka/monitoring.html">Kakfa monitoring
* documentation</a>
* @since 1.4.0
*/
@Incubating(since = "1.4.0")
@NonNullApi
@NonNullFields
public class KafkaStreamsMetrics extends KafkaMetrics {
/**
* {@link KafkaStreams} metrics binder
* @param kafkaStreams instance to be instrumented
* @param tags additional tags
*/
public KafkaStreamsMetrics(KafkaStreams kafkaStreams, Iterable<Tag> tags) {
super(kafkaStreams::metrics, tags);
}
/**
* {@link KafkaStreams} metrics binder
* @param kafkaStreams instance to be instrumented
*/
public KafkaStreamsMetrics(KafkaStreams kafkaStreams) {
super(kafkaStreams::metrics);
}
}