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// Copyright 2016 Yahoo Inc. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.metrics.simple;
/**
* The name of the metric and its n-dimensional position. Basically a pair of a
* Point and a metric name. Written to be robust against null input as the API
* gives very little guidance.
*
* @author Steinar Knutsen
*/
public class Identifier {
private final String name;
private final Point location;
public Identifier(String name, Point location) {
this.name = name;
this.location = location;
}
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + ((location == null) ? 0 : location.hashCode());
result = prime * result + ((name == null) ? 0 : name.hashCode());
return result;
}
@Override
public boolean equals(Object obj) {
if (this == obj) return true;
if (obj == null) return false;
if (getClass() != obj.getClass()) return false;
Identifier other = (Identifier) obj;
if (location == null) {
if (other.location != null) {
return false;
}
} else if (!location.equals(other.location)) {
return false;
}
if (name == null) {
if (other.name != null) {
return false;
}
} else if (!name.equals(other.name)) {
return false;
}
return true;
}
@Override
public String toString() {
StringBuilder builder = new StringBuilder();
builder.append("Identifier [name=").append(name).append(", location=").append(location).append("]");
return builder.toString();
}
public String getName() {
return name;
}
public Point getLocation() {
return location;
}
}
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