io.micrometer.core.instrument.search.MeterNotFoundException Maven / Gradle / Ivy

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Application monitoring instrumentation facade

There is a newer version: 1.13.2

/**
 * Copyright 2017 Pivotal Software, 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
 * 

 * 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 io.micrometer.core.instrument.search;

import io.micrometer.core.instrument.Meter;
import io.micrometer.core.instrument.Tag;
import io.micrometer.core.lang.Nullable;

import java.util.Collection;
import java.util.stream.Collectors;

public class MeterNotFoundException extends RuntimeException {
    public MeterNotFoundException(@Nullable String exactNameMatch, Collection tags, Class meterType) {
        super("Unable to locate a matching meter" + nameDetail(exactNameMatch) + tagDetail(tags) + " of type " + meterType.getCanonicalName());
    }

    private static String nameDetail(@Nullable String exactNameMatch) {
        if (exactNameMatch != null) {
            return " with name '" + exactNameMatch + "'";
        }
        return "";
    }

    private static String tagDetail(Collection tags) {
        if (!tags.isEmpty()) {
            return " with tags:[" + tags.stream().map(t -> t.getKey() + ":" + t.getValue()).collect(Collectors.joining(",")) + "]";
        }
        return "";
    }
}