/*

 * Copyright (C) 2007 Apple 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.

 *

 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``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 COMPUTER, INC. OR

 * 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

 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE

 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 

 */

#ifndef WebJavaScriptCollector_H

#define WebJavaScriptCollector_H

#include "IWebJavaScriptCollector.h"

class WebJavaScriptCollector : public IWebJavaScriptCollector

{

public:

    static WebJavaScriptCollector* createInstance();

protected:

    WebJavaScriptCollector();

    ~WebJavaScriptCollector();

public:

    // IUnknown

    virtual HRESULT STDMETHODCALLTYPE QueryInterface(REFIID riid, void** ppvObject);

    virtual ULONG STDMETHODCALLTYPE AddRef(void);

    virtual ULONG STDMETHODCALLTYPE Release(void);

    // IWebJavaScriptCollector

    virtual HRESULT STDMETHODCALLTYPE collect();

    virtual HRESULT STDMETHODCALLTYPE collectOnAlternateThread( 

        /* [in] */ BOOL waitUntilDone);

    virtual HRESULT STDMETHODCALLTYPE objectCount( 

        /* [retaval][out] */ UINT* count);

protected:

    ULONG m_refCount;

};

#endif