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<?php
/**
*
* This file is part of Aura for PHP.
*
* @license http://opensource.org/licenses/bsd-license.php BSD
*
*/
namespace Aura\Sql;
/**
*
* Locates PDO connections for default, read, and write databases.
*
* @package Aura.Sql
*
*/
interface ConnectionLocatorInterface
{
/**
*
* Sets the default connection registry entry.
*
* @param callable $callable The registry entry.
*
* @return null
*
*/
public function setDefault($callable);
/**
*
* Returns the default connection object.
*
* @return ExtendedPdoInterface
*
*/
public function getDefault();
/**
*
* Sets a read connection registry entry by name.
*
* @param string $name The name of the registry entry.
*
* @param callable $callable The registry entry.
*
* @return null
*
*/
public function setRead($name, $callable);
/**
*
* Returns a read connection by name; if no name is given, picks a
* random connection; if no read connections are present, returns the
* default connection.
*
* @param string $name The read connection name to return.
*
* @return ExtendedPdoInterface
*
*/
public function getRead($name = null);
/**
*
* Sets a write connection registry entry by name.
*
* @param string $name The name of the registry entry.
*
* @param callable $callable The registry entry.
*
* @return null
*
*/
public function setWrite($name, $callable);
/**
*
* Returns a write connection by name; if no name is given, picks a
* random connection; if no write connections are present, returns the
* default connection.
*
* @param string $name The write connection name to return.
*
* @return ExtendedPdoInterface
*
*/
public function getWrite($name = null);
}
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