AppCachePlumbing

webkit/glue/webappcachecontext.cc

+// Copyright (c) 2009 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.
+
+#include "webkit/glue/webappcachecontext.h"
+
+namespace {
+
+WebAppCacheContext::WebAppCacheFactoryProc factory_proc = NULL;
+
+class NoopWebAppCacheContext : public WebAppCacheContext {
+ public:
+  virtual int context_id() { return kNoAppCacheContextId; }
+  virtual int64 app_cache_id() { return kNoAppCacheId; }
+  virtual void Initialize(ContextType context_type,
+                          WebAppCacheContext* opt_parent) {}
+  virtual void SelectAppCacheWithoutManifest(
+                                     const GURL& document_url,
+                                     int64 cache_document_was_loaded_from) {}
+  virtual void SelectAppCacheWithManifest(
+                                     const GURL& document_url,
+                                     int64 cache_document_was_loaded_from,
+                                     const GURL& manifest_url) {}
+
+};
+
+}  // namespace
+
+const int WebAppCacheContext::kNoAppCacheContextId = 0;
+const int64 WebAppCacheContext::kNoAppCacheId = 0;
+const int64 WebAppCacheContext::kUnknownAppCacheId = -1;
+
+WebAppCacheContext* WebAppCacheContext::Create() {
+  if (factory_proc)
+    return factory_proc();
+  return new NoopWebAppCacheContext();
+}
+
+void WebAppCacheContext::SetFactory(WebAppCacheFactoryProc proc) {
+  factory_proc = proc;
+}