Attribute in class inheritance

 
using System;
using System.Security;
using System.Security.Permissions;
using System.Security.Principal;
using System.Threading;

public class Starter {
    public static void Main() {
        GenericIdentity g = new GenericIdentity("Person1");
        GenericPrincipal p = new GenericPrincipal(g,new string[] { "Manager" });
        Thread.CurrentPrincipal = p;
        MyClass.MethodA();
        YClass.MethodA();
    }
}

[PrincipalPermission(SecurityAction.Demand, Role = "Manager")]
public class MyClass {
    static public void MethodA() {
        Console.WriteLine("MyClass.MethodA");
    }
}

[PrincipalPermission(SecurityAction.Demand,Role = "Accountant")]
public class YClass : MyClass {

    static public void MethodB() {
        Console.WriteLine("MyClass.MethodB");
    }
}

1.	Subclass System.Attribute
2.	A simple attribute example
3.	Use a named attribute parameter
4.	Creating and using a class attribute.
5.	Defining New Attribute Classes
6.	Use AttributeUsage
7.	Use a property as a named attribute parameter
8.	Demonstrate the Conditional attribute
9.	Define contant and use it in Conditional attribute
10.	Demonstrate the Obsolete attribute
11.	Illustrates use of the Obsolete attribute
12.	Compiles into a library defining the RamdomSupplier attribute and the RandomMethod attribute
13.	Shows the use of assembly attributes
14.	How to create a custom attribute
15.	Illustrates use of the Conditional attribute
16.	Illustrates the GetCustomAttributes method
17.	demonstrates the flags attribute of an enumeration

Attribute in class inheritance : Attribute « Language Basics « C# / C Sharp

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