third_party/WebKit/Source/modules/indexeddb/IndexedDBClient.h

/*
 * Copyright (C) 2010 Google Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1.  Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 * 2.  Redistributions in binary form must reproduce the above copyright
 *     notice, this list of conditions and the following disclaimer in the
 *     documentation and/or other materials provided with the distribution.
 * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
 *     its contributors may be used to endorse or promote products derived
 *     from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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 */
#ifndef IndexedDBClient_h
#define IndexedDBClient_h

#include "core/frame/LocalFrame.h"
#include "core/workers/WorkerClients.h"
#include "modules/ModulesExport.h"
#include "platform/Supplementable.h"
#include "platform/heap/Handle.h"
#include "platform/wtf/text/WTFString.h"

namespace blink {

class ExecutionContext;
class LocalFrame;
class WorkerClients;

class IndexedDBClient : public GarbageCollected<IndexedDBClient>,
                        public Supplement<LocalFrame>,
                        public Supplement<WorkerClients>,
                        public TraceWrapperBase {
  USING_GARBAGE_COLLECTED_MIXIN(IndexedDBClient);
  WTF_MAKE_NONCOPYABLE(IndexedDBClient);

 public:
  static IndexedDBClient* Create(LocalFrame&);
  static IndexedDBClient* Create(WorkerClients&);

  virtual void Trace(blink::Visitor*);

  bool AllowIndexedDB(ExecutionContext*, const String& name);

  static IndexedDBClient* From(ExecutionContext*);
  static const char* SupplementName();

 private:
  explicit IndexedDBClient(LocalFrame&);
  explicit IndexedDBClient(WorkerClients&);
};

void ProvideIndexedDBClientTo(LocalFrame&, IndexedDBClient*);

void ProvideIndexedDBClientToWorker(WorkerClients*, IndexedDBClient*);

}  // namespace blink

#endif  // IndexedDBClient_h