public static bool TryCast(Type contractType, object value, out object result)
{
if (value == null)
{
result = null;
return(true);
}
if (contractType.IsInstanceOfType(value))
{
result = value;
return(true);
}
// We couldn't cast see if a delegate works for us.
if (typeof(Delegate).IsAssignableFrom(contractType))
{
ExportedDelegate exportedDelegate = value as ExportedDelegate;
if (exportedDelegate != null)
{
result = exportedDelegate.CreateDelegate(contractType);
return(result != null);
}
}
result = null;
return(false);
}
/// <summary>
/// Initializes a new instance of the <see cref="DiagnosticSensor" /> class.
/// </summary>
internal DiagnosticSensor(ExportedDelegate export)
{
if (export == null)
{
throw new ArgumentNullException("export");
}
@delegate = export.CreateDelegate(typeof(Delegate));
name = GetName(@delegate.Method);
declaringType = @delegate.Method.DeclaringType;
returnType = @delegate.Method.ReturnType;
ValidateAndInitialize();
}