/indra/llmessage/llservice.cpp
C++ | 111 lines | 66 code | 10 blank | 35 comment | 8 complexity | 5fd966ca7ffd95ee60d8c3e240e3d7da MD5 | raw file
Possible License(s): LGPL-2.1
- /**
- * @file llservice.cpp
- * @author Phoenix
- * @date 2005-04-20
- *
- * $LicenseInfo:firstyear=2005&license=viewerlgpl$
- * Second Life Viewer Source Code
- * Copyright (C) 2010, Linden Research, Inc.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation;
- * version 2.1 of the License only.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- *
- * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
- * $/LicenseInfo$
- */
- #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;
- }