llservice.cpp
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- /**
- * @file llservice.cpp
- * @author Phoenix
- * @date 2005-04-20
- *
- * $LicenseInfo:firstyear=2005&license=viewergpl$
- *
- * Copyright (c) 2005-2010, 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 "linden_common.h"
- #include "llservice.h"
- LLService::creators_t LLService::sCreatorFunctors;
- LLService::LLService()
- {
- }
- LLService::~LLService()
- {
- }
- // static
- bool LLService::registerCreator(const std::string& name, creator_t fn)
- {
- llinfos << "LLService::registerCreator(" << name << ")" << llendl;
- if(name.empty())
- {
- return false;
- }
- creators_t::value_type vt(name, fn);
- std::pair<creators_t::iterator, bool> rv = sCreatorFunctors.insert(vt);
- return rv.second;
- // alternately...
- //std::string name_str(name);
- //sCreatorFunctors[name_str] = fn;
- }
- // static
- LLIOPipe* LLService::activate(
- const std::string& name,
- LLPumpIO::chain_t& chain,
- LLSD context)
- {
- if(name.empty())
- {
- llinfos << "LLService::activate - no service specified." << llendl;
- return NULL;
- }
- creators_t::iterator it = sCreatorFunctors.find(name);
- LLIOPipe* rv = NULL;
- if(it != sCreatorFunctors.end())
- {
- if((*it).second->build(chain, context))
- {
- rv = chain[0].get();
- }
- else
- {
- // empty out the chain, because failed service creation
- // should just discard this stuff.
- llwarns << "LLService::activate - unable to build chain: " << name
- << llendl;
- chain.clear();
- }
- }
- else
- {
- llwarns << "LLService::activate - unable find factory: " << name
- << llendl;
- }
- return rv;
- }
- // static
- bool LLService::discard(const std::string& name)
- {
- if(name.empty())
- {
- return false;
- }
- creators_t::iterator it = sCreatorFunctors.find(name);
- if(it != sCreatorFunctors.end())
- {
- //(*it).second->discard();
- sCreatorFunctors.erase(it);
- return true;
- }
- return false;
- }