[790] | 1 | /* |
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| 2 | * ORXONOX - the hottest 3D action shooter ever to exist |
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[1505] | 3 | * > www.orxonox.net < |
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[790] | 4 | * |
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| 5 | * |
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| 6 | * License notice: |
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| 7 | * |
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| 8 | * This program is free software; you can redistribute it and/or |
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| 9 | * modify it under the terms of the GNU General Public License |
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| 10 | * as published by the Free Software Foundation; either version 2 |
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| 11 | * of the License, or (at your option) any later version. |
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| 12 | * |
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| 13 | * This program is distributed in the hope that it will be useful, |
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| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 16 | * GNU General Public License for more details. |
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| 17 | * |
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| 18 | * You should have received a copy of the GNU General Public License |
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| 19 | * along with this program; if not, write to the Free Software |
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| 20 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
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| 21 | * |
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| 22 | * Author: |
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| 23 | * Fabian 'x3n' Landau |
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| 24 | * Co-authors: |
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| 25 | * ... |
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| 26 | * |
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| 27 | */ |
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| 28 | |
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[871] | 29 | /** |
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[2171] | 30 | @file |
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[790] | 31 | @brief Implementation of the Identifier class. |
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| 32 | */ |
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| 33 | |
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[9564] | 34 | #include "IdentifierManager.h" |
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[1505] | 35 | |
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| 36 | #include <ostream> |
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| 37 | |
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[3280] | 38 | #include "util/StringUtils.h" |
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[9646] | 39 | #include "core/CoreIncludes.h" |
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[9563] | 40 | #include "core/config/ConfigValueContainer.h" |
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| 41 | #include "core/XMLPort.h" |
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| 42 | #include "core/object/ClassFactory.h" |
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[790] | 43 | |
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| 44 | namespace orxonox |
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| 45 | { |
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[9640] | 46 | /* static */ IdentifierManager& IdentifierManager::getInstance() |
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| 47 | { |
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| 48 | static IdentifierManager instance; |
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| 49 | return instance; |
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| 50 | } |
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[790] | 51 | |
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[9640] | 52 | IdentifierManager::IdentifierManager() |
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[2662] | 53 | { |
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[9640] | 54 | this->hierarchyCreatingCounter_s = 0; |
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| 55 | this->classIDCounter_s = 0; |
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[2662] | 56 | } |
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| 57 | |
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| 58 | /** |
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[1543] | 59 | @brief Returns an identifier by name and adds it if not available |
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[8267] | 60 | @param proposal A pointer to a newly created identifier for the case of non existence in the map |
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[1543] | 61 | @return The identifier (unique instance) |
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| 62 | */ |
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[9646] | 63 | Identifier* IdentifierManager::getGloballyUniqueIdentifier(Identifier* proposal) |
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[1543] | 64 | { |
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[9644] | 65 | const std::string& typeidName = proposal->getTypeidName(); |
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| 66 | std::map<std::string, Identifier*>::const_iterator it = this->identifierByTypeidName_.find(typeidName); |
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[1747] | 67 | |
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[9644] | 68 | if (it != this->identifierByTypeidName_.end()) |
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[1543] | 69 | { |
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[9644] | 70 | // There is already an entry: return it |
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[5929] | 71 | return it->second; |
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[1543] | 72 | } |
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| 73 | else |
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| 74 | { |
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[1747] | 75 | // There is no entry: put the proposal into the map and return it |
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[9644] | 76 | this->identifierByTypeidName_[typeidName] = proposal; |
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[1747] | 77 | return proposal; |
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[1543] | 78 | } |
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| 79 | } |
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| 80 | |
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| 81 | /** |
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[9641] | 82 | * Registers the identifier in all maps of the IdentifierManager. |
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| 83 | */ |
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[9646] | 84 | void IdentifierManager::addIdentifierToLookupMaps(Identifier* identifier) |
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[9641] | 85 | { |
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[9646] | 86 | const std::string& typeidName = identifier->getTypeidName(); |
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| 87 | if (this->identifierByTypeidName_.find(typeidName) != this->identifierByTypeidName_.end()) |
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| 88 | { |
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| 89 | this->identifierByString_[identifier->getName()] = identifier; |
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| 90 | this->identifierByLowercaseString_[getLowercase(identifier->getName())] = identifier; |
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| 91 | this->identifierByNetworkId_[identifier->getNetworkID()] = identifier; |
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| 92 | } |
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| 93 | else |
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| 94 | orxout(internal_warning) << "Trying to add an identifier to lookup maps which is not known to IdentifierManager" << endl; |
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[9641] | 95 | } |
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| 96 | |
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| 97 | /** |
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[5929] | 98 | @brief Creates the class-hierarchy by creating and destroying one object of each type. |
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| 99 | */ |
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[9564] | 100 | void IdentifierManager::createClassHierarchy() |
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[5929] | 101 | { |
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[8858] | 102 | orxout(internal_status) << "Create class-hierarchy" << endl; |
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[9640] | 103 | this->startCreatingHierarchy(); |
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[9646] | 104 | |
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| 105 | std::set<Identifier*> initializedIdentifiers; |
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| 106 | |
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| 107 | // iterate over all identifiers, create one instance of each class and initialize the identifiers |
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[5929] | 108 | { |
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[9646] | 109 | Context temporaryContext(NULL); |
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| 110 | for (std::map<std::string, Identifier*>::const_iterator it = this->identifierByTypeidName_.begin(); it != this->identifierByTypeidName_.end(); ++it) |
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[5929] | 111 | { |
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[9646] | 112 | orxout(verbose, context::identifier) << "Initialize ClassIdentifier<" << it->second->getName() << ">-Singleton." << endl; |
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| 113 | // To initialize the identifier, we create a new object and delete it afterwards. |
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| 114 | if (it->second->hasFactory()) |
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| 115 | { |
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| 116 | this->identifiersOfNewObject_.clear(); |
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| 117 | Identifiable* temp = it->second->fabricate(&temporaryContext); |
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| 118 | if (temp->getIdentifier() != it->second) |
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| 119 | orxout(internal_error) << "Newly created object has unexpected identifier" << endl; |
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| 120 | delete temp; |
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| 121 | |
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| 122 | it->second->initializeParents(this->identifiersOfNewObject_); |
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| 123 | } |
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| 124 | else |
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| 125 | it->second->initializeDirectParentsOfAbstractClass(); |
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| 126 | |
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| 127 | initializedIdentifiers.insert(it->second); |
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[5929] | 128 | } |
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| 129 | } |
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[9646] | 130 | |
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| 131 | // finish the initialization of all identifiers |
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| 132 | for (std::map<std::string, Identifier*>::const_iterator it = this->identifierByTypeidName_.begin(); it != this->identifierByTypeidName_.end(); ++it) |
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| 133 | { |
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| 134 | if (initializedIdentifiers.find(it->second) != initializedIdentifiers.end()) |
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| 135 | it->second->finishInitialization(); |
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| 136 | else |
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| 137 | orxout(internal_error) << "Identifier was registered late and is not initialized: " << it->second->getName() << " / " << it->second->getTypeidName() << endl; |
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| 138 | } |
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| 139 | |
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[9640] | 140 | this->stopCreatingHierarchy(); |
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[8858] | 141 | orxout(internal_status) << "Finished class-hierarchy creation" << endl; |
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[5929] | 142 | } |
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| 143 | |
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| 144 | /** |
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[1747] | 145 | @brief Destroys all Identifiers. Called when exiting the program. |
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| 146 | */ |
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[9564] | 147 | void IdentifierManager::destroyAllIdentifiers() |
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[1747] | 148 | { |
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[9644] | 149 | for (std::map<std::string, Identifier*>::iterator it = this->identifierByTypeidName_.begin(); it != this->identifierByTypeidName_.end(); ++it) |
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[1747] | 150 | delete (it->second); |
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[9634] | 151 | |
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[9644] | 152 | this->identifierByTypeidName_.clear(); |
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[9640] | 153 | this->identifierByString_.clear(); |
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| 154 | this->identifierByLowercaseString_.clear(); |
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| 155 | this->identifierByNetworkId_.clear(); |
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[1747] | 156 | } |
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| 157 | |
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| 158 | /** |
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[9646] | 159 | * @brief Notifies the IdentifierManager about a newly created object while creating the class hierarchy. |
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| 160 | */ |
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| 161 | void IdentifierManager::createdObject(Identifiable* identifiable) |
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| 162 | { |
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| 163 | if (this->isCreatingHierarchy()) |
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| 164 | this->identifiersOfNewObject_.insert(identifiable->getIdentifier()); |
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| 165 | else |
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| 166 | orxout(internal_warning) << "createdObject() called outside of class hierarchy creation" << endl; |
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| 167 | } |
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| 168 | |
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| 169 | /** |
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[5929] | 170 | @brief Returns the Identifier with a given name. |
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| 171 | @param name The name of the wanted Identifier |
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| 172 | @return The Identifier |
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| 173 | */ |
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[9564] | 174 | Identifier* IdentifierManager::getIdentifierByString(const std::string& name) |
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[5929] | 175 | { |
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[9640] | 176 | std::map<std::string, Identifier*>::const_iterator it = this->identifierByString_.find(name); |
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| 177 | if (it != this->identifierByString_.end()) |
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[5929] | 178 | return it->second; |
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| 179 | else |
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| 180 | return 0; |
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| 181 | } |
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| 182 | |
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| 183 | /** |
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| 184 | @brief Returns the Identifier with a given name in lowercase. |
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| 185 | @param name The name of the wanted Identifier |
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| 186 | @return The Identifier |
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| 187 | */ |
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[9564] | 188 | Identifier* IdentifierManager::getIdentifierByLowercaseString(const std::string& name) |
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[5929] | 189 | { |
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[9640] | 190 | std::map<std::string, Identifier*>::const_iterator it = this->identifierByLowercaseString_.find(name); |
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| 191 | if (it != this->identifierByLowercaseString_.end()) |
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[5929] | 192 | return it->second; |
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| 193 | else |
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| 194 | return 0; |
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| 195 | } |
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| 196 | |
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| 197 | /** |
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| 198 | @brief Returns the Identifier with a given network ID. |
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| 199 | @param id The network ID of the wanted Identifier |
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| 200 | @return The Identifier |
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| 201 | */ |
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[9564] | 202 | Identifier* IdentifierManager::getIdentifierByID(const uint32_t id) |
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[5929] | 203 | { |
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[9640] | 204 | std::map<uint32_t, Identifier*>::const_iterator it = this->identifierByNetworkId_.find(id); |
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| 205 | if (it != this->identifierByNetworkId_.end()) |
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[5929] | 206 | return it->second; |
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| 207 | else |
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| 208 | return 0; |
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| 209 | } |
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| 210 | |
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| 211 | /** |
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| 212 | @brief Cleans the NetworkID map (needed on clients for correct initialization) |
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| 213 | */ |
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[9564] | 214 | void IdentifierManager::clearNetworkIDs() |
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[5929] | 215 | { |
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[9640] | 216 | this->identifierByNetworkId_.clear(); |
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[5929] | 217 | } |
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[790] | 218 | } |
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