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/**
* @file llmediaimplfactory.cpp
* @brief Creates media impls that have registered themselves with LLMediaRegster
*
* $LicenseInfo:firstyear=2007&license=viewergpl$
*
* Copyright (c) 2007-2009, 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 "llmediaimplfactory.h"
#include <iostream>
LLMediaImplFactory* LLMediaImplFactory::sInstance = NULL;
///////////////////////////////////////////////////////////////////////////////
// static
LLMediaImplFactory* LLMediaImplFactory::getInstance()
{
if ( ! sInstance )
sInstance = new LLMediaImplFactory();
return sInstance;
}
///////////////////////////////////////////////////////////////////////////////
//
void LLMediaImplFactory::registerImpl( const std::string& impl_name, LLMediaImplMakerBase* impl_maker )
{
mNameImplMakerContainer.insert( name_impl_maker_container_t::value_type( impl_name, impl_maker ) );
}
///////////////////////////////////////////////////////////////////////////////
//
LLMediaImplMakerBase* LLMediaImplFactory::getImplMaker( const std::string& scheme, const std::string& type )
{
name_impl_maker_container_t::const_iterator iter;
name_impl_maker_container_t::const_iterator begin = mNameImplMakerContainer.begin();
name_impl_maker_container_t::const_iterator end = mNameImplMakerContainer.end();
for(iter = begin; iter != end; ++iter)
{
if(( *iter->second ).supportsScheme(scheme))
{
return ( iter->second );
}
}
for(iter = begin; iter != end; ++iter)
{
if(( *iter->second ).supportsMimeType(type))
{
return ( iter->second );
}
}
int idx1 = type.find("/");
int len = (idx1 == std::string::npos) ? 0 : idx1;
std::string category = type.substr(0,len);
for(iter = begin; iter != end; ++iter)
{
if(( *iter->second ).supportsMimeTypeCategory(category))
{
return ( iter->second );
}
}
return NULL;
};
///////////////////////////////////////////////////////////////////////////////
//
LLMediaImplMakerBase* LLMediaImplFactory::getImplMaker( const std::string& impl_name )
{
name_impl_maker_container_t::const_iterator found = mNameImplMakerContainer.find( impl_name );
if ( found == mNameImplMakerContainer.end() )
{
return NULL;
};
return found->second;
}
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