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downstream_cache_purger.h
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1 /*
2  * Copyright 2013 Google Inc.
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http:///www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
18 
19 #ifndef NET_INSTAWEB_REWRITER_PUBLIC_DOWNSTREAM_CACHE_PURGER_H_
20 #define NET_INSTAWEB_REWRITER_PUBLIC_DOWNSTREAM_CACHE_PURGER_H_
21 
24 
25 namespace net_instaweb {
26 class GoogleUrl;
27 class RewriteDriver;
28 
32  public:
33  explicit DownstreamCachePurger(RewriteDriver* driver);
35 
39  bool MaybeIssuePurge(const GoogleUrl& google_url);
40 
41  void Clear();
42 
43  private:
48  bool ShouldPurgeRewrittenResponse(const GoogleUrl& google_url);
49 
52  bool GeneratePurgeRequestParameters(const GoogleUrl& page_url);
53 
55  void PurgeDownstreamCache();
56 
57  RewriteDriver* driver_;
58  GoogleString purge_url_;
59  GoogleString purge_method_;
60 
64  bool made_downstream_purge_attempt_;
65 
66 
67 };
68 
69 }
70 
71 #endif
class GoogleUrl
Definition: google_url.h:58
bool MaybeIssuePurge(const GoogleUrl &google_url)
std::string GoogleString
PAGESPEED_KERNEL_BASE_STRING_H_.
Definition: string.h:24
Definition: downstream_cache_purger.h:31
Definition: rewrite_driver.h:100