SWL\LazyDBConnectionProvider

Complexity

Total Complexity

8

Size/Duplication

Total Lines	72
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	0

Test Coverage

Coverage

0%

Importance

Changes	1
Bugs	0	Features	0

4 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	5	1
A	getConnection()	0	12	3
A	releaseConnection()	0	5	3
A	isConnection()	0	3	1

<?php

namespace SWL;

use DatabaseBase;
use RuntimeException;

/**
 * @license GNU GPL v2+
 * @since 1.2
 *
 * @author Jeroen De Dauw < jeroendedauw@gmail.com >
 */
class LazyDBConnectionProvider {

	/**
	 * @var DatabaseBase|null
	 */
	protected $connection = null;

	/**
	 * @var int|null
	 */
	protected $connectionId = null;

	/**
	 * @var string|array
	 */
	protected $groups;

	/**
	 * @var string|boolean $wiki
	 */
	protected $wiki;

	/**
	 * @since 1.2
	 *
	 * @param int $connectionId
	 * @param string|array $groups
	 * @param string|boolean $wiki
	 */
	public function __construct( $connectionId, $groups = array(), $wiki = false ) {
		$this->connectionId = $connectionId;
		$this->groups = $groups;
		$this->wiki = $wiki;
	}

	/**
	 * @see DBConnectionProvider::getConnection
	 *
	 * @since 1.2
	 *
	 * @return DatabaseBase
	 * @throws RuntimeException
	 */
	public function getConnection() {

		if ( $this->connection === null ) {
			$this->connection = wfGetLB( $this->wiki )->getConnection( $this->connectionId, $this->groups, $this->wiki );
		}

		if ( $this->isConnection( $this->connection ) ) {
			return $this->connection;
		}

		throw new RuntimeException( 'Expected a DatabaseBase instance' );
	}

	/**
	 * @see DBConnectionProvider::releaseConnection
	 *
	 * @since 1.2
	 */
	public function releaseConnection() {
		if ( $this->wiki !== false && $this->connection !== null ) {
			wfGetLB( $this->wiki )->reuseConnection( $this->connection );
		}
	}

	protected function isConnection( $connection ) {
		return $connection instanceof DatabaseBase;

The class DatabaseBase does not exist. Is this class maybe located in a folder that is not analyzed, or in a newer version of your dependencies than listed in your composer.lock/composer.json?

	}

}