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t00023.md

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t00023 - Strategy pattern

Config

diagrams:
  t00023_class:
    type: class
    glob:
      - t00023.cc
    using_namespace: clanguml::t00023
    include:
      namespaces:
        - clanguml::t00023

Source code

File tests/t00023/t00023.cc

#include <memory>

namespace clanguml {
namespace t00023 {

class Strategy {
public:
    virtual ~Strategy() = default;
    virtual void algorithm() = 0;
};

class StrategyA : public Strategy {
public:
    void algorithm() override { }
};

class StrategyB : public Strategy {
public:
    void algorithm() override { }
};

class StrategyC : public Strategy {
public:
    void algorithm() override { }
};

class Context {
public:
    Context(std::unique_ptr<Strategy> strategy)
        : m_strategy(std::move(strategy))
    {
    }

    void apply() { m_strategy->algorithm(); }

private:
    std::unique_ptr<Strategy> m_strategy;
};
} // namespace t00023
} // namespace clanguml

Generated PlantUML diagrams

t00023_class

Generated Mermaid diagrams

t00023_class

Generated JSON models

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          "is_static": false,
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          "name": "~Strategy",
          "parameters": [],
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            "file": "t00023.cc",
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          },
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        {
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          },
          "template_parameters": [],
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        }
      ],
      "name": "Strategy",
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      ],
      "display_name": "StrategyA",
      "id": "9964264606557083084",
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          "name": "algorithm",
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          "source_location": {
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          },
          "template_parameters": [],
          "type": "void"
        }
      ],
      "name": "StrategyA",
      "namespace": "clanguml::t00023",
      "source_location": {
        "column": 7,
        "file": "t00023.cc",
        "line": 12,
        "translation_unit": "t00023.cc"
      },
      "template_parameters": [],
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    {
      "bases": [
        {
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        }
      ],
      "display_name": "StrategyB",
      "id": "2119891255197167",
      "is_abstract": false,
      "is_nested": false,
      "is_struct": false,
      "is_template": false,
      "is_union": false,
      "members": [],
      "methods": [
        {
          "access": "public",
          "display_name": "algorithm",
          "is_const": false,
          "is_consteval": false,
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          "is_defaulted": false,
          "is_deleted": false,
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          "is_virtual": true,
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          "source_location": {
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            "line": 19,
            "translation_unit": "t00023.cc"
          },
          "template_parameters": [],
          "type": "void"
        }
      ],
      "name": "StrategyB",
      "namespace": "clanguml::t00023",
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        "file": "t00023.cc",
        "line": 17,
        "translation_unit": "t00023.cc"
      },
      "template_parameters": [],
      "type": "class"
    },
    {
      "bases": [
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      ],
      "display_name": "StrategyC",
      "id": "1398361409547864717",
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            "line": 24,
            "translation_unit": "t00023.cc"
          },
          "template_parameters": [],
          "type": "void"
        }
      ],
      "name": "StrategyC",
      "namespace": "clanguml::t00023",
      "source_location": {
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        "file": "t00023.cc",
        "line": 22,
        "translation_unit": "t00023.cc"
      },
      "template_parameters": [],
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    },
    {
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      "members": [
        {
          "access": "private",
          "is_static": false,
          "name": "m_strategy",
          "source_location": {
            "column": 31,
            "file": "t00023.cc",
            "line": 37,
            "translation_unit": "t00023.cc"
          },
          "type": "std::unique_ptr<Strategy>"
        }
      ],
      "methods": [
        {
          "access": "public",
          "display_name": "Context",
          "is_const": false,
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          "is_noexcept": false,
          "is_operator": false,
          "is_pure_virtual": false,
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          "is_virtual": false,
          "name": "Context",
          "parameters": [
            {
              "name": "strategy",
              "type": "std::unique_ptr<Strategy>"
            }
          ],
          "source_location": {
            "column": 5,
            "file": "t00023.cc",
            "line": 29,
            "translation_unit": "t00023.cc"
          },
          "template_parameters": [],
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        },
        {
          "access": "public",
          "display_name": "apply",
          "is_const": false,
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          "name": "apply",
          "parameters": [],
          "source_location": {
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          },
          "template_parameters": [],
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        }
      ],
      "name": "Context",
      "namespace": "clanguml::t00023",
      "source_location": {
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        "line": 27,
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      },
      "template_parameters": [],
      "type": "class"
    }
  ],
  "name": "t00023_class",
  "package_type": "namespace",
  "relationships": [
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    {
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    },
    {
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      "label": "m_strategy",
      "source": "16308752103835832406",
      "type": "aggregation"
    }
  ],
  "using_namespace": "clanguml::t00023"
}

Generated GraphML models

<?xml version="1.0"?>
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 <key attr.name="id" attr.type="string" for="graph" id="gd0" />
 <key attr.name="diagram_type" attr.type="string" for="graph" id="gd1" />
 <key attr.name="name" attr.type="string" for="graph" id="gd2" />
 <key attr.name="using_namespace" attr.type="string" for="graph" id="gd3" />
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 <key attr.name="url" attr.type="string" for="node" id="nd4" />
 <key attr.name="tooltip" attr.type="string" for="node" id="nd5" />
 <key attr.name="is_template" attr.type="boolean" for="node" id="nd6" />
 <key attr.name="type" attr.type="string" for="edge" id="ed0" />
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 <key attr.name="url" attr.type="string" for="edge" id="ed3" />
 <graph id="g0" edgedefault="directed" parse.nodeids="canonical" parse.edgeids="canonical" parse.order="nodesfirst">
  <data key="gd3">clanguml::t00023</data>
  <node id="n0">
   <data key="nd1">class</data>
   <data key="nd2"><![CDATA[Strategy]]></data>
   <data key="nd3">abstract</data>
   <data key="nd6">false</data>
  </node>
  <node id="n1">
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   <data key="nd2"><![CDATA[StrategyA]]></data>
   <data key="nd6">false</data>
  </node>
  <node id="n2">
   <data key="nd1">class</data>
   <data key="nd2"><![CDATA[StrategyB]]></data>
   <data key="nd6">false</data>
  </node>
  <node id="n3">
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   <data key="nd6">false</data>
  </node>
  <node id="n4">
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   <data key="nd2"><![CDATA[Context]]></data>
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  </node>
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   <data key="ed2">m_strategy</data>
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  </edge>
 </graph>
</graphml>