EntityKey.php
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EntityKey.php
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	<?php

	namespace Wikimedia\WRStats;

	/**
	* Base class for entity keys. An entity key is an array of storage key
	* components which can be used to distinguish stats with the same metric name.
	* The entity key object also carries a global flag which is passed through to
	* the store.
	*
	* @since 1.39
	*/
	abstract class EntityKey {
	/** @var array */
	private $components;

	/**
	* @param array $components Array of elements, each convertible to string.
	*/
	public function __construct( array $components = [] ) {
	$this->components = $components;
	}

	/**
	* @return array
	*/
	public function getComponents() {
	return $this->components;
	}

	/**
	* @return bool
	*/
	abstract public function isGlobal();
	}