NavigationController prototype

webkit/browser/appcache/appcache_url_request_job.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef WEBKIT_BROWSER_APPCACHE_APPCACHE_URL_REQUEST_JOB_H_
 #define WEBKIT_BROWSER_APPCACHE_APPCACHE_URL_REQUEST_JOB_H_
 
 #include <string>
 
 #include "base/memory/weak_ptr.h"
 #include "net/http/http_byte_range.h"
 #include "net/url_request/url_request_job.h"
 #include "webkit/browser/appcache/appcache_entry.h"
 #include "webkit/browser/appcache/appcache_executable_handler.h"
 #include "webkit/browser/appcache/appcache_response.h"
 #include "webkit/browser/appcache/appcache_storage.h"
 #include "webkit/browser/webkit_storage_browser_export.h"
 
 namespace net {
 class GrowableIOBuffer;
 };
+namespace webkit_blob {
+class BlobReader;
+};
 
 namespace appcache {
 
 class AppCacheHost;
 
 // A net::URLRequestJob derivative that knows how to return a response stored
 // in the appcache.
 class WEBKIT_STORAGE_BROWSER_EXPORT AppCacheURLRequestJob
     : public net::URLRequestJob,
       public AppCacheStorage::Delegate {
@@ skipping 21 matching lines @@
   }
 
   bool is_delivering_network_response() const {
     return delivery_type_ == NETWORK_DELIVERY;
   }
 
   bool is_delivering_error_response() const {
     return delivery_type_ == ERROR_DELIVERY;
   }
 
+  bool is_delivering_synthesized_response() const {
+    return delivery_type_ == SYNTHESIZED_DELIVERY;
+  }
+
   // Accessors for the info about the appcached response, if any,
   // that this job has been instructed to deliver. These are only
   // valid to call if is_delivering_appcache_response.
   const GURL& manifest_url() const { return manifest_url_; }
   int64 group_id() const { return group_id_; }
   int64 cache_id() const { return cache_id_; }
   const AppCacheEntry& entry() const { return entry_; }
 
   // net::URLRequestJob's Kill method is made public so the users of this
   // class in the appcache namespace can call it.
   virtual void Kill() OVERRIDE;
 
   // Returns true if the job has been started by the net library.
   bool has_been_started() const {
     return has_been_started_;
   }
 
   // Returns true if the job has been killed.
   bool has_been_killed() const {
     return has_been_killed_;
   }
 
   // Returns true if the cache entry was not found in the disk cache.
   bool cache_entry_not_found() const {
     return cache_entry_not_found_;
   }
 
+  // Executable handler hackery.
+  void set_is_main_resource_load(bool is_main) {
+    is_main_resource_load_ = is_main;
+  }
  protected:
   virtual ~AppCacheURLRequestJob();
 
  private:
   friend class AppCacheRequestHandlerTest;
   friend class AppCacheURLRequestJobTest;
 
   enum DeliveryType {
     AWAITING_DELIVERY_ORDERS,
     APPCACHED_DELIVERY,
     NETWORK_DELIVERY,
-    ERROR_DELIVERY
+    ERROR_DELIVERY,
+    SYNTHESIZED_DELIVERY
   };
 
   // Returns true if one of the Deliver methods has been called.
   bool has_delivery_orders() const {
     return !is_waiting();
   }
 
   void MaybeBeginDelivery();
   void BeginDelivery();
 
   // For executable response handling.
   void BeginExecutableHandlerDelivery();
   void OnExecutableSourceLoaded(int result);
   void InvokeExecutableHandler(AppCacheExecutableHandler* handler);
   void OnExecutableResponseCallback(
       const AppCacheExecutableHandler::Response& response);
   void BeginErrorDelivery(const char* message);
+  void BeginSynthesizedDelivery();
 
   // AppCacheStorage::Delegate methods
   virtual void OnResponseInfoLoaded(
       AppCacheResponseInfo* response_info, int64 response_id) OVERRIDE;
   virtual void OnCacheLoaded(AppCache* cache, int64 cache_id) OVERRIDE;
 
   const net::HttpResponseInfo* http_info() const;
   bool is_range_request() const { return range_requested_.IsValid(); }
   void SetupRangeResponse();
 
   // AppCacheResponseReader completion callback
   void OnReadComplete(int result);
 
   // net::URLRequestJob methods, see url_request_job.h for doc comments
   virtual void Start() OVERRIDE;
   virtual net::LoadState GetLoadState() const OVERRIDE;
   virtual bool GetCharset(std::string* charset) OVERRIDE;
   virtual void GetResponseInfo(net::HttpResponseInfo* info) OVERRIDE;
   virtual bool ReadRawData(net::IOBuffer* buf,
                            int buf_size,
                            int *bytes_read) OVERRIDE;
 
+  bool ReadRawBlobData(net::IOBuffer* buf,
+                           int buf_size,
+                           int *bytes_read);
+  void OnReadBlobDataComplete(int result);
+
   // Sets extra request headers for Job types that support request headers.
   // This is how we get informed of range-requests.
   virtual void SetExtraRequestHeaders(
       const net::HttpRequestHeaders& headers) OVERRIDE;
 
   // FilterContext methods
   virtual bool GetMimeType(std::string* mime_type) const OVERRIDE;
   virtual int GetResponseCode() const OVERRIDE;
 
   AppCacheHost* host_;
   AppCacheStorage* storage_;
   base::TimeTicks start_time_tick_;
   bool has_been_started_;
   bool has_been_killed_;
   DeliveryType delivery_type_;
   GURL manifest_url_;
   int64 group_id_;
   int64 cache_id_;
   AppCacheEntry entry_;
   bool is_fallback_;
   bool cache_entry_not_found_;
   scoped_refptr<AppCacheResponseInfo> info_;
   scoped_refptr<net::GrowableIOBuffer> handler_source_buffer_;
   scoped_ptr<AppCacheResponseReader> handler_source_reader_;
   net::HttpByteRange range_requested_;
   scoped_ptr<net::HttpResponseInfo> range_response_info_;
   scoped_ptr<AppCacheResponseReader> reader_;
+  scoped_ptr<webkit_blob::BlobReader> blob_reader_;
   scoped_refptr<AppCache> cache_;
   scoped_refptr<AppCacheGroup> group_;
   base::WeakPtrFactory<AppCacheURLRequestJob> weak_factory_;
+  bool is_main_resource_load_;
 };
 
 }  // namespace appcache
 
 #endif  // WEBKIT_BROWSER_APPCACHE_APPCACHE_REQUEST_HANDLER_H_