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// Load the local copy of AttributedCarLibrary.

Assembly asm = Assembly.Load("AttributedCarLibrary");

// Get type info of VehicleDescriptionAttribute.

Type vehicleDesc =

asm.GetType("AttributedCarLibrary.VehicleDescriptionAttribute");

// Get type info of the Description property.

PropertyInfo propDesc = vehicleDesc.GetProperty("Description");

// Get all types in the assembly.

Type[] types = asm.GetTypes();

// Iterate over each type and obtain any VehicleDescriptionAttributes.

foreach (Type t in types)

{

object[] objs = t.GetCustomAttributes(vehicleDesc, false);

// Iterate over each VehicleDescriptionAttribute and print

// the description using late binding.

foreach (object o in objs)

{

Console.WriteLine("-> {0}: {1}\n",

t.Name, propDesc.GetValue(o, null));

}

}

Console.ReadLine();

}

}

If you were able to follow along with the examples in this chapter, this Main() method should

be (more or less) self-explanatory. The only point of interest is the use of the PropertyInfo.

GetValue() method, which is used to trigger the property’s accessor. Figure 16-10 shows the 

output.

Figure 16-10.

Reflecting on attributes using late binding

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T Y P E   R E F L E C T I O N, L AT E   B I N D I N G, A N D  AT T R I B U T E - B A S E D   P R O G R A M M I N G

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