Line data    Source code

       1             : /*
       2             :  * This file is part of PTN Engine
       3             :  *
       4             :  * Copyright (c) 2024 Eduardo Valgôde
       5             :  *
       6             :  * Licensed under the Apache License, Version 2.0 (the "License");
       7             :  * you may not use this file except in compliance with the License.
       8             :  * You may obtain a copy of the License at
       9             :  *
      10             :  * http://www.apache.org/licenses/LICENSE-2.0
      11             :  *
      12             :  * Unless required by applicable law or agreed to in writing, software
      13             :  * distributed under the License is distributed on an "AS IS" BASIS,
      14             :  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
      15             :  * See the License for the specific language governing permissions and
      16             :  * limitations under the License.
      17             :  */
      18             : 
      19             : #pragma once
      20             : 
      21             : #include "PTN_Engine/PTN_Exception.h"
      22             : #include <memory>
      23             : #include <unordered_map>
      24             : 
      25             : namespace ptne
      26             : {
      27             : 
      28             : template <typename T>
      29             : class ManagerBase
      30             : {
      31             : protected:
      32         159 :         ~ManagerBase() = default;
      33         159 :         ManagerBase() = default;
      34             :         ManagerBase(const ManagerBase &) = delete;
      35             :         ManagerBase(ManagerBase &&) = delete;
      36             :         ManagerBase &operator=(const ManagerBase &) = delete;
      37             :         ManagerBase &operator=(const ManagerBase &&) = delete;
      38             : 
      39             :         //!
      40             :         //! \brief Removes all places from the container.
      41             :         //!
      42           6 :         void clear()
      43             :         {
      44           6 :                 m_items.clear();
      45           6 :         }
      46             : 
      47         189 :         bool contains(const std::string &itemName) const
      48             :         {
      49         189 :                 return m_items.contains(itemName);
      50             :         }
      51             : 
      52         354 :         void insert(const std::shared_ptr<T> &item)
      53             :         {
      54         354 :                 if (item == nullptr)
      55             :                 {
      56           1 :                         throw PTN_Exception("Tried to insert nullptr item");
      57             :                 }
      58         353 :                 const auto &itemName = item->getName();
      59         353 :                 if (itemName.empty())
      60             :                 {
      61           2 :                         throw PTN_Exception("Empty item names are not supported.");
      62             :                 }
      63         351 :                 else if (m_items.contains(itemName))
      64             :                 {
      65           3 :                         throw RepeatedPlaceException(itemName);
      66             :                 }
      67         348 :                 m_items[itemName] = item;
      68         353 :         }
      69             : 
      70         422 :         std::shared_ptr<T> getItem(const std::string &itemName) const
      71             :         {
      72         422 :                 if (!m_items.contains(itemName))
      73             :                 {
      74           2 :                         throw PTN_Exception("Cannot get:" + itemName);
      75             :                 }
      76         420 :                 return m_items.at(itemName);
      77             :         }
      78             : 
      79             :         std::unordered_map<std::string, std::shared_ptr<T>> m_items;
      80             : };
      81             : 
      82             : } // namespace ptne