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/**
* @file llscriptresourceconsumer.cpp
* @brief An interface for a script resource consumer.
*
* $LicenseInfo:firstyear=2008&license=viewergpl$
*
* Copyright (c) 2008-2009, Linden Research, Inc.
*
* Second Life Viewer Source Code
* The source code in this file ("Source Code") is provided by Linden Lab
* to you under the terms of the GNU General Public License, version 2.0
* ("GPL"), unless you have obtained a separate licensing agreement
* ("Other License"), formally executed by you and Linden Lab. Terms of
* the GPL can be found in doc/GPL-license.txt in this distribution, or
* online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
*
* There are special exceptions to the terms and conditions of the GPL as
* it is applied to this Source Code. View the full text of the exception
* in the file doc/FLOSS-exception.txt in this software distribution, or
* online at
* http://secondlifegrid.net/programs/open_source/licensing/flossexception
*
* By copying, modifying or distributing this software, you acknowledge
* that you have read and understood your obligations described above,
* and agree to abide by those obligations.
*
* ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
* WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
* COMPLETENESS OR PERFORMANCE.
* $/LicenseInfo$
*/
#include "llscriptresourceconsumer.h"
#include "llscriptresourcepool.h"
LLScriptResourceConsumer::LLScriptResourceConsumer()
: mScriptResourcePool(&LLScriptResourcePool::null)
{ }
// Get the resource pool this consumer is currently using.
// virtual
LLScriptResourcePool& LLScriptResourceConsumer::getScriptResourcePool()
{
return *mScriptResourcePool;
}
// Get the resource pool this consumer is currently using.
// virtual
const LLScriptResourcePool& LLScriptResourceConsumer::getScriptResourcePool() const
{
return *mScriptResourcePool;
}
// virtual
void LLScriptResourceConsumer::setScriptResourcePool(LLScriptResourcePool& new_pool)
{
mScriptResourcePool = &new_pool;
}
bool LLScriptResourceConsumer::switchScriptResourcePools(LLScriptResourcePool& new_pool)
{
if (&new_pool == &LLScriptResourcePool::null)
{
llwarns << "New pool is null" << llendl;
}
if (isInPool(new_pool))
{
return true;
}
if (!canUseScriptResourcePool(new_pool))
{
return false;
}
S32 used_urls = getUsedPublicURLs();
getScriptResourcePool().getPublicURLResource().release( used_urls );
setScriptResourcePool(new_pool);
getScriptResourcePool().getPublicURLResource().request( used_urls );
return true;
}
bool LLScriptResourceConsumer::canUseScriptResourcePool(const LLScriptResourcePool& resource_pool)
{
if (isInPool(resource_pool))
{
return true;
}
if (resource_pool.getPublicURLResource().getAvailable() < getUsedPublicURLs())
{
return false;
}
return true;
}
bool LLScriptResourceConsumer::isInPool(const LLScriptResourcePool& resource_pool)
{
const LLScriptResourcePool& current_pool = getScriptResourcePool();
if ( &resource_pool == ¤t_pool )
{
// This consumer is already in this pool
return true;
}
return false;
}
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