| 1 |
<?php |
| 2 |
/* |
| 3 |
* Copyright 2008 Google Inc. |
| 4 |
* |
| 5 |
* Licensed under the Apache License, Version 2.0 (the "License"); |
| 6 |
* you may not use this file except in compliance with the License. |
| 7 |
* You may obtain a copy of the License at |
| 8 |
* |
| 9 |
* http://www.apache.org/licenses/LICENSE-2.0 |
| 10 |
* |
| 11 |
* Unless required by applicable law or agreed to in writing, software |
| 12 |
* distributed under the License is distributed on an "AS IS" BASIS, |
| 13 |
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 14 |
* See the License for the specific language governing permissions and |
| 15 |
* limitations under the License. |
| 16 |
*/ |
| 17 |
|
| 18 |
/** |
| 19 |
* Abstract storage class |
| 20 |
* |
| 21 |
* @author Chris Chabot <chabotc@google.com> |
| 22 |
*/ |
| 23 |
abstract class Google_Cache_Abstract |
| 24 |
{ |
| 25 |
|
| 26 |
abstract public function __construct(Google_Client $client); |
| 27 |
|
| 28 |
/** |
| 29 |
* Retrieves the data for the given key, or false if they |
| 30 |
* key is unknown or expired |
| 31 |
* |
| 32 |
* @param String $key The key who's data to retrieve |
| 33 |
* @param boolean|int $expiration Expiration time in seconds |
| 34 |
* |
| 35 |
*/ |
| 36 |
abstract public function get($key, $expiration = false); |
| 37 |
|
| 38 |
/** |
| 39 |
* Store the key => $value set. The $value is serialized |
| 40 |
* by this function so can be of any type |
| 41 |
* |
| 42 |
* @param string $key Key of the data |
| 43 |
* @param string $value data |
| 44 |
*/ |
| 45 |
abstract public function set($key, $value); |
| 46 |
|
| 47 |
/** |
| 48 |
* Removes the key/data pair for the given $key |
| 49 |
* |
| 50 |
* @param String $key |
| 51 |
*/ |
| 52 |
abstract public function delete($key); |
| 53 |
} |
| 54 |
|
