/*
 * Copyright 2017 Red Hat, Inc. and/or its affiliates
 * and other contributors as indicated by the @author tags.
 *
 * 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.
 */

package org.wildfly.swarm.microprofile.metrics.runtime.exporters;

import org.eclipse.microprofile.metrics.MetricRegistry;
import org.wildfly.swarm.microprofile.metrics.runtime.MetricRegistryFactory;

/**
 * @author hrupp
 */
class Helper {

    private Helper() {
    }

    static int countNonEmptyScopes() {
        MetricRegistry.Type[] values = MetricRegistry.Type.values();
        int totalNonEmptyScopes = 0;
        for (MetricRegistry.Type scope : values) {
            MetricRegistry registry = MetricRegistryFactory.get(scope);
            if (registry.getNames().size() > 0) {
                totalNonEmptyScopes++;
            }
        }
        return totalNonEmptyScopes;
    }
}
