observation/loggingtracer/src/main/java/sample/observation/logging/MetricsPrinter.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.
 */
package sample.observation.logging;

import io.micrometer.core.instrument.MeterRegistry;

public class MetricsPrinter implements AutoCloseable {

    private final MeterRegistry meterRegistry;

    public MetricsPrinter(MeterRegistry meterRegistry) {
        this.meterRegistry = meterRegistry;
    }

    @Override
    public void close() {
        this.meterRegistry.forEachMeter(meter -> System.out.println("Meter name [" + meter.getId().getName() + "], type [" + meter.getId().getType() + "] - measurements " + meter.measure()));
    }

}