# t00002 - Basic class inheritance
## Config
```yaml
compilation_database_dir: ..
output_directory: puml
diagrams:
  t00002_class:
    type: class
    glob:
      - ../../tests/t00002/t00002.cc
    comment_parser: clang
    using_namespace:
      - clanguml::t00002
    include:
      namespaces:
        - clanguml::t00002
    plantuml:
      after:
        - '{% set e=element("A") %} note left of {{ e.alias }} : {{ trim(e.comment.brief.0) }}'
        - '{% set e=element("clanguml::t00002::B") %} note top of {{ e.alias }} : {{ trim(e.comment.brief.0) }}'
        - |
          note right of {{ alias("D") }}
              {{ comment("D").text }}
          end note
```
## Source code
File t00002.cc
```cpp
#include <vector>

namespace clanguml {
namespace t00002 {

/// \brief This is class A
class A {
public:
    /// Abstract foo_a
    virtual void foo_a() = 0;
    /// Abstract foo_c
    virtual void foo_c() = 0;
};

/// \brief This is class B
class B : public A {
public:
    virtual void foo_a() override { }
};

/// @brief This is class C - class C has a long comment
///
/// Vivamus integer non suscipit taciti mus etiam at primis tempor sagittis sit,
/// euismod libero facilisi aptent elementum felis blandit cursus gravida sociis
/// erat ante, eleifend lectus nullam dapibus netus feugiat curae curabitur est
/// ad.
class C : public A {
public:
    /// Do nothing unless override is provided
    virtual void foo_c() override { }
};

/// This is class D
/// which is a little like B
/// and a little like C
class D : public B, public C {
public:
    /**
     * Forward foo_a
     */
    void foo_a() override
    {
        for (auto a : as)
            a->foo_a();
    }

    /**
     * Forward foo_c
     */
    void foo_c() override
    {
        for (auto a : as)
            a->foo_c();
    }

private:
    /// All the A pointers
    std::vector<A *> as;
};

class E : virtual public B, public virtual C {
public:
    ///
    /// Forward foo_a
    ///
    void foo_a() override
    {
        for (auto a : as)
            a->foo_a();
    }

    ///
    /// Forward foo_c
    ///
    void foo_c() override
    {
        for (auto a : as)
            a->foo_c();
    }

private:
    /// All the A pointers
    std::vector<A *> as;
};
} // namespace t00002
} // namespace clanguml

```
## Generated UML diagrams
![t00002_class](./t00002_class.svg "Basic class inheritance")
## Generated JSON models
```json
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        "text": "\n \n"
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        "text": "\n \n\n Vivamus integer non suscipit taciti mus etiam at primis tempor sagittis sit,\n euismod libero facilisi aptent elementum felis blandit cursus gravida sociis\n erat ante, eleifend lectus nullam dapibus netus feugiat curae curabitur est\n ad.\n"
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}
```