<?php
namespace Aws\DynamoDb;
/**
* The session connection provides the underlying logic for interacting with
* Amazon DynamoDB and performs all of the reading and writing operations.
*/
interface SessionConnectionInterface
{
/**
* Reads session data from DynamoDB
*
* @param string $id Session ID
*
* @return array
*/
public function read($id);
/**
* Writes session data to DynamoDB
*
* @param string $id Session ID
* @param string $data Serialized session data
* @param bool $isChanged Whether or not the data has changed
*
* @return bool
*/
public function write($id, $data, $isChanged);
/**
* Deletes session record from DynamoDB
*
* @param string $id Session ID
*
* @return bool
*/
public function delete($id);
/**
* Performs garbage collection on the sessions stored in the DynamoDB
*
* @return bool
*/
public function deleteExpired();
}
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