/** * @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; }