> For the complete documentation index, see [llms.txt](https://educacion.gitbook.io/programacion/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://educacion.gitbook.io/programacion/ud4-elementos-da-programacion-orientada-a-obxectos/herdanza/modificadores-de-acceso-a-nivel-de-metodo-e-atributo.md).

# Modificadores de acceso a nivel de método e atributo

Implica a que niveis os métodos e os atributos son visibles por outras clases. . Vanse definir os siguientes niveis de visibilidade:

a. **Por defecto**: Visible desde las clases del mismo paquete

b. **Públicos:** Todas las clases pueden acceder

c. **Privados**: Solo se accede desde la propia clase

d. **Protected:** Accede la clase y sus subclases

```java
public class Animal {

    protected String tipo;
    private int idade;

    protected void mostrarTipo() {
        System.out.println("Tipo: " + tipo);
    }

    public void mostrarIdade() {
        System.out.println("Idade: " + idade);
    }
    
    private void outroMetodo(){
        .....
    }
}

public class Paxaro extends Animal {

    public void probarAcceso() {
        this.tipo = "Ave";           // ✔️ permitido (protected)
        this.mostrarTipo();          // ✔️ permitido (protected)

        // this.idade = 3;           ❌ ERROR: private
        this.mostrarIdade();
        // this.outroMetodo();      ❌ ERROR: private
    }
}
```


---

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