com.datastax.oss.driver.internal.core.metrics.DefaultMetricId Maven / Gradle / Ivy
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/*
* 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 com.datastax.oss.driver.internal.core.metrics;
import com.datastax.oss.driver.shaded.guava.common.collect.ImmutableMap;
import edu.umd.cs.findbugs.annotations.NonNull;
import java.util.Map;
import java.util.Objects;
import net.jcip.annotations.ThreadSafe;
@ThreadSafe
public final class DefaultMetricId implements MetricId {
private final String name;
private final ImmutableMap tags;
public DefaultMetricId(String name, Map tags) {
this.name = Objects.requireNonNull(name, "name cannot be null");
this.tags = ImmutableMap.copyOf(Objects.requireNonNull(tags, "tags cannot be null"));
}
@NonNull
@Override
public String getName() {
return name;
}
@NonNull
@Override
public Map getTags() {
return tags;
}
@Override
public boolean equals(Object o) {
if (this == o) {
return true;
}
if (o == null || getClass() != o.getClass()) {
return false;
}
DefaultMetricId that = (DefaultMetricId) o;
return name.equals(that.name) && tags.equals(that.tags);
}
@Override
public int hashCode() {
return Objects.hash(name, tags);
}
@Override
public String toString() {
return name + tags;
}
}