sonyoss-vita-webkit/Source/WebCore/Modules/mediasource/MediaSourceRegistry.cpp

/*
 * Copyright (C) 2012 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:
 *
 *     * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
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 * copyright notice, this list of conditions and the following disclaimer
 * in the documentation and/or other materials provided with the
 * distribution.
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 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT
 * OWNER 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
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 */

#include "config.h"
#include "MediaSourceRegistry.h"

#if ENABLE(MEDIA_SOURCE)

#include "KURL.h"
#include "MediaSource.h"
#include <wtf/MainThread.h>

namespace WebCore {

MediaSourceRegistry& MediaSourceRegistry::registry()
{
    ASSERT(isMainThread());
    DEFINE_STATIC_LOCAL(MediaSourceRegistry, instance, ());
    return instance;
}

void MediaSourceRegistry::registerMediaSourceURL(const KURL& url, PassRefPtr<MediaSource> source)
{
    ASSERT(isMainThread());

    source->setPendingActivity(source.get());

    m_mediaSources.set(url.string(), source);
}

void MediaSourceRegistry::unregisterMediaSourceURL(const KURL& url)
{
    ASSERT(isMainThread());
    HashMap<String, RefPtr<MediaSource> >::iterator iter = m_mediaSources.find(url.string());
    if (iter == m_mediaSources.end())
        return;

    RefPtr<MediaSource> source = iter->value;
    m_mediaSources.remove(iter);

    // Remove the pending activity added in registerMediaSourceURL().
    source->unsetPendingActivity(source.get());
}

MediaSource* MediaSourceRegistry::lookupMediaSource(const String& url)
{
    ASSERT(isMainThread());
    return m_mediaSources.get(url).get();
}

} // namespace WebCore

#endif