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/*
* ============LICENSE_START====================================
* DCAEGEN2-SERVICES-SDK
* =========================================================
* Copyright (C) 2019 Nokia. All rights reserved.
* =========================================================
* 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
*
* http://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.
* ============LICENSE_END=====================================
*/
package org.onap.dcaegen2.services.sdk.standardization.moher.metrics.impl;
import io.micrometer.core.instrument.binder.jvm.ClassLoaderMetrics;
import io.micrometer.core.instrument.binder.jvm.JvmGcMetrics;
import io.micrometer.core.instrument.binder.jvm.JvmMemoryMetrics;
import io.micrometer.core.instrument.binder.jvm.JvmThreadMetrics;
import io.micrometer.core.instrument.binder.system.ProcessorMetrics;
import io.micrometer.prometheus.PrometheusMeterRegistry;
import org.onap.dcaegen2.services.sdk.standardization.moher.metrics.api.Metrics;
import reactor.core.publisher.Flux;
import reactor.core.publisher.Mono;
import java.time.Duration;
public class MetricsImpl implements Metrics {
private final PrometheusMeterRegistry registry;
public MetricsImpl(PrometheusMeterRegistry registry) {
this.registry = registry;
}
@Override
public Mono<String> collect() {
return Mono.just(registry.scrape());
}
@Override
public Flux<String> collect(Duration interval) {
return Flux.interval(interval)
.map((l) -> registry.scrape());
}
@SuppressWarnings("squid:S2095")
public void configureDefaultMetrics(){
new ClassLoaderMetrics().bindTo(registry);
new JvmThreadMetrics().bindTo(registry);
new JvmMemoryMetrics().bindTo(registry);
new JvmGcMetrics().bindTo(registry);
new ProcessorMetrics().bindTo(registry);
}
}
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