mirror of
https://github.com/worldforge/cyphesis
synced 2026-08-13 12:26:04 -04:00
141 lines
4.6 KiB
C++
141 lines
4.6 KiB
C++
/*
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Copyright (C) 2018 Erik Ogenvik
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#ifndef ATLASQUERY_H
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#define ATLASQUERY_H
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#include <Atlas/Message/Element.h>
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#include <string>
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#include <functional>
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/**
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* Provides utility methods for quickly finding Atlas elements within other Atlas Map elements.
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*/
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class AtlasQuery {
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public:
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template <typename T>
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static void find(const Atlas::Message::Element& element, const std::string& name, const std::function<void(const T&)>& callback);
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template <typename T>
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static void find(const Atlas::Message::MapType& map, const std::string& name, const std::function<void(const T&)>& callback);
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template <typename T>
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static void find(Atlas::Message::Element& element, const std::string& name, const std::function<void(T&)>& callback);
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template <typename T>
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static void find(Atlas::Message::MapType& map, const std::string& name, const std::function<void(T&)>& callback);
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};
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template <typename T>
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inline void AtlasQuery::find(const Atlas::Message::Element& element, const std::string& name, const std::function<void(const T&)>& callback) {
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if (element.isMap()) {
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find(element.Map(), name, callback);
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}
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}
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template <typename T>
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inline void AtlasQuery::find(Atlas::Message::Element& element, const std::string& name, const std::function<void(T&)>& callback) {
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if (element.isMap()) {
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find(element.Map(), name, callback);
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}
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}
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template <>
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inline void AtlasQuery::find(const Atlas::Message::MapType& map, const std::string& name, const std::function<void(const Atlas::Message::MapType&)>& callback) {
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auto I = map.find(name);
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if (I != map.end()) {
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if (I->second.isMap()) {
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callback(I->second.Map());
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}
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}
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}
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template <>
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inline void AtlasQuery::find(const Atlas::Message::MapType& map, const std::string& name, const std::function<void(const Atlas::Message::ListType&)>& callback) {
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auto I = map.find(name);
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if (I != map.end()) {
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if (I->second.isList()) {
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callback(I->second.List());
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}
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}
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}
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template <>
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inline void AtlasQuery::find(const Atlas::Message::MapType& map, const std::string& name, const std::function<void(const Atlas::Message::IntType&)>& callback) {
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auto I = map.find(name);
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if (I != map.end()) {
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if (I->second.isInt()) {
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callback(I->second.Int());
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}
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}
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}
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template <>
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inline void AtlasQuery::find(const Atlas::Message::MapType& map, const std::string& name, const std::function<void(const Atlas::Message::StringType&)>& callback) {
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auto I = map.find(name);
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if (I != map.end()) {
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if (I->second.isString()) {
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callback(I->second.String());
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}
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}
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}
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template <>
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inline void AtlasQuery::find(const Atlas::Message::MapType& map, const std::string& name, const std::function<void(const Atlas::Message::FloatType&)>& callback) {
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auto I = map.find(name);
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if (I != map.end()) {
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if (I->second.isFloat()) {
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callback(I->second.Float());
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}
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}
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}
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template <>
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inline void AtlasQuery::find(Atlas::Message::MapType& map, const std::string& name, const std::function<void(Atlas::Message::MapType&)>& callback) {
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auto I = map.find(name);
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if (I != map.end()) {
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if (I->second.isMap()) {
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callback(I->second.Map());
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}
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}
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}
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template <>
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inline void AtlasQuery::find(Atlas::Message::MapType& map, const std::string& name, const std::function<void(Atlas::Message::ListType&)>& callback) {
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auto I = map.find(name);
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if (I != map.end()) {
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if (I->second.isList()) {
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callback(I->second.List());
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}
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}
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}
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template <>
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inline void AtlasQuery::find(Atlas::Message::MapType& map, const std::string& name, const std::function<void(Atlas::Message::StringType&)>& callback) {
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auto I = map.find(name);
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if (I != map.end()) {
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if (I->second.isString()) {
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callback(I->second.String());
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}
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}
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}
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#endif //ATLASQUERY_H
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