com.netflix.spectator.atlas.impl.TagsValuePair Maven / Gradle / Ivy
/*
* Copyright 2014-2019 Netflix, 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 com.netflix.spectator.atlas.impl;
import java.util.Collections;
import java.util.Map;
/**
* Pair consisting of a set of tags and a double value.
*
* Classes in this package are only intended for use internally within spectator. They may
* change at any time and without notice.
*/
public final class TagsValuePair {
private final Map tags;
private final double value;
/** Create a new instance. */
public TagsValuePair(Map tags, double value) {
this.tags = Collections.unmodifiableMap(tags);
this.value = value;
}
/** Return the tags from the pair. */
public Map tags() {
return tags;
}
/** Return the value from the pair. */
public double value() {
return value;
}
@Override public String toString() {
return "TagsValuePair(" + tags + "," + value + ")";
}
@Override public boolean equals(Object obj) {
if (this == obj) return true;
if (!(obj instanceof TagsValuePair)) return false;
TagsValuePair other = (TagsValuePair) obj;
return tags.equals(other.tags) && Double.compare(value, other.value) == 0;
}
@Override public int hashCode() {
int result = tags.hashCode();
result = 31 * result + Double.hashCode(value);
return result;
}
}