1: <?php
 2: /**
 3:  * Copyright 2012-2014 Rackspace US, 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: namespace OpenCloud\LoadBalancer\Resource;
19: 
20: /**
21:  * When content caching is enabled, recently-accessed files are stored on the
22:  * load balancer for easy retrieval by web clients. Content caching improves the
23:  * performance of high traffic web sites by temporarily storing data that was
24:  * recently accessed. While it's cached, requests for that data will be served
25:  * by the load balancer, which in turn reduces load off the back end nodes. The
26:  * result is improved response times for those requests and less load on the web
27:  * server.
28:  *
29:  * @todo Should this be a separate class, or a property of LoadBalancer?
30:  */
31: class ContentCaching extends AbstractResource
32: {
33:     /**
34:      * @var bool
35:      */
36:     public $enabled;
37: 
38:     protected static $json_name = "contentCaching";
39:     protected static $url_resource = "contentcaching";
40: 
41:     protected $createKeys = array('enabled');
42: 
43:     public function create($params = array())
44:     {
45:         return $this->update($params);
46:     }
47: 
48:     public function delete()
49:     {
50:         return $this->noDelete();
51:     }
52: }
53: