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      1 // Copyright 2014 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #include "content/browser/service_worker/service_worker_script_cache_map.h"
      6 
      7 #include "base/logging.h"
      8 #include "content/browser/service_worker/service_worker_context_core.h"
      9 #include "content/browser/service_worker/service_worker_storage.h"
     10 #include "content/browser/service_worker/service_worker_version.h"
     11 #include "content/common/service_worker/service_worker_types.h"
     12 
     13 namespace content {
     14 
     15 ServiceWorkerScriptCacheMap::ServiceWorkerScriptCacheMap(
     16     ServiceWorkerVersion* owner,
     17     base::WeakPtr<ServiceWorkerContextCore> context)
     18     : owner_(owner),
     19       context_(context) {
     20 }
     21 
     22 ServiceWorkerScriptCacheMap::~ServiceWorkerScriptCacheMap() {
     23 }
     24 
     25 int64 ServiceWorkerScriptCacheMap::Lookup(const GURL& url) {
     26   ResourceIDMap::const_iterator found = resource_ids_.find(url);
     27   if (found == resource_ids_.end())
     28     return kInvalidServiceWorkerResponseId;
     29   return found->second;
     30 }
     31 
     32 void ServiceWorkerScriptCacheMap::NotifyStartedCaching(
     33     const GURL& url, int64 resource_id) {
     34   DCHECK_EQ(kInvalidServiceWorkerResponseId, Lookup(url));
     35   DCHECK(owner_->status() == ServiceWorkerVersion::NEW ||
     36          owner_->status() == ServiceWorkerVersion::INSTALLING);
     37   resource_ids_[url] = resource_id;
     38   context_->storage()->StoreUncommittedResponseId(resource_id);
     39 }
     40 
     41 void ServiceWorkerScriptCacheMap::NotifyFinishedCaching(
     42     const GURL& url, const net::URLRequestStatus& status) {
     43   DCHECK_NE(kInvalidServiceWorkerResponseId, Lookup(url));
     44   DCHECK(owner_->status() == ServiceWorkerVersion::NEW ||
     45          owner_->status() == ServiceWorkerVersion::INSTALLING);
     46   if (!status.is_success()) {
     47     context_->storage()->DoomUncommittedResponse(Lookup(url));
     48     resource_ids_.erase(url);
     49     if (owner_->script_url() == url)
     50       main_script_status_ = status;
     51   }
     52 }
     53 
     54 void ServiceWorkerScriptCacheMap::GetResources(
     55     std::vector<ServiceWorkerDatabase::ResourceRecord>* resources) {
     56   DCHECK(resources->empty());
     57   for (ResourceIDMap::const_iterator it = resource_ids_.begin();
     58        it != resource_ids_.end(); ++it) {
     59     resources->push_back(
     60         ServiceWorkerDatabase::ResourceRecord(it->second, it->first));
     61   }
     62 }
     63 
     64 void ServiceWorkerScriptCacheMap::SetResources(
     65     const std::vector<ServiceWorkerDatabase::ResourceRecord>& resources) {
     66   DCHECK(resource_ids_.empty());
     67   typedef std::vector<ServiceWorkerDatabase::ResourceRecord> RecordVector;
     68   for (RecordVector::const_iterator it = resources.begin();
     69        it != resources.end(); ++it) {
     70     resource_ids_[it->url] = it->resource_id;
     71   }
     72 }
     73 
     74 }  // namespace content
     75