Content blink::WebServiceWorkerCacheStorage implementation.

content/renderer/service_worker/service_worker_cache_storage_dispatcher.h

Index: content/renderer/service_worker/service_worker_cache_storage_dispatcher.h
diff --git a/content/renderer/service_worker/service_worker_cache_storage_dispatcher.h b/content/renderer/service_worker/service_worker_cache_storage_dispatcher.h
new file mode 100644
index 0000000000000000000000000000000000000000..ac0191ac26d4051e21511309c02548b5e5dafc04
--- /dev/null
+++ b/content/renderer/service_worker/service_worker_cache_storage_dispatcher.h
@@ -0,0 +1,86 @@
+// Copyright 2014 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 CONTENT_RENDERER_SERVICE_WORKER_SERVICE_WORKER_CACHE_STORAGE_DISPATCHER_H_
+#define CONTENT_RENDERER_SERVICE_WORKER_SERVICE_WORKER_CACHE_STORAGE_DISPATCHER_H_
+
+#include <vector>
+
+#include "base/id_map.h"
+#include "base/strings/string16.h"
+#include "content/public/renderer/render_process_observer.h"
+#include "third_party/WebKit/public/platform/WebServiceWorkerCacheStorage.h"
+#include "third_party/WebKit/public/platform/WebServiceWorkerCacheStorageError.h"
+
+namespace content {
+
+class ServiceWorkerScriptContext;
+
+// There is one ServiceWorkerCacheStorageDispatcher per
+// ServiceWorkerScriptContext. It starts CacheStorage operations with messages
+// to the browser process and runs  callbacks at operation completion.

[falken, 2014/07/28 04:48:58]

nit: extra space after "runs"

[gavinp, 2014/07/28 04:55:27]

Done.

+
+class ServiceWorkerCacheStorageDispatcher
+    : public blink::WebServiceWorkerCacheStorage {
+ public:
+  ServiceWorkerCacheStorageDispatcher(
+      ServiceWorkerScriptContext* script_context);
+  virtual ~ServiceWorkerCacheStorageDispatcher();
+
+  bool OnMessageReceived(const IPC::Message& message);
+
+  // Message handlers for messages from the browser process.
+  void OnCacheStorageCreateSuccess(int request_id, int cache_id);
+  void OnCacheStorageRenameSuccess(int request_id);
+  void OnCacheStorageGetSuccess(int request_id, int cache_id);
+  void OnCacheStorageDeleteSuccess(int request_id);
+  void OnCacheStorageKeysSuccess(int request_id,
+                                 const std::vector<base::string16>& keys);
+
+  void OnCacheStorageCreateError(
+      int request_id,
+      blink::WebServiceWorkerCacheStorageError reason);
+  void OnCacheStorageRenameError(
+      int request_id,
+      blink::WebServiceWorkerCacheStorageError reason);
+  void OnCacheStorageGetError(int request_id,
+                              blink::WebServiceWorkerCacheStorageError reason);
+  void OnCacheStorageDeleteError(
+      int request_id,
+      blink::WebServiceWorkerCacheStorageError reason);
+  void OnCacheStorageKeysError(int request_id,
+                               blink::WebServiceWorkerCacheStorageError reason);
+
+  // From WebServiceWorkerCacheStorage:
+  virtual void dispatchCreate(CacheStorageWithCacheCallbacks* callbacks,
+                              const blink::WebString& key) OVERRIDE;
+  virtual void dispatchRename(CacheStorageCallbacks* callbacks,
+                              const blink::WebString& oldKey,
+                              const blink::WebString& newKey) OVERRIDE;
+  virtual void dispatchGet(CacheStorageWithCacheCallbacks* callbacks,
+                           const blink::WebString& key) OVERRIDE;
+  virtual void dispatchDelete(CacheStorageCallbacks* callbacks,
+                              const blink::WebString& key) OVERRIDE;
+  virtual void dispatchKeys(CacheStorageKeysCallbacks* callbacks) OVERRIDE;
+
+ private:
+  typedef IDMap<CacheStorageCallbacks, IDMapOwnPointer> CallbacksMap;
+  typedef IDMap<CacheStorageWithCacheCallbacks, IDMapOwnPointer>
+      WithCacheCallbacksMap;
+  typedef IDMap<CacheStorageKeysCallbacks, IDMapOwnPointer>
+      KeysCallbacksMap;
+
+  // Not owned. The script context containing this object.
+  ServiceWorkerScriptContext* script_context_;
+
+  WithCacheCallbacksMap create_callbacks_;
+  CallbacksMap rename_callbacks_;
+  WithCacheCallbacksMap get_callbacks_;
+  CallbacksMap delete_callbacks_;
+  KeysCallbacksMap keys_callbacks_;
+};
+
+}  // namespace content
+
+#endif  // CONTENT_RENDERER_SERVICE_WORKER_SERVICE_WORKER_CACHE_STORAGE_DISPATCHER_H_