/// <summary>
/// Tries to get the <see cref="Type"/> from <paramref name="buildKey"/>.
/// </summary>
/// <param name="buildKey">The build key to get the <see cref="Type"/>.</param>
/// <param name="type"></param>
/// <returns>true if the <see cref="Type"/> was found; otherwise, false.</returns>
public static bool TryGetType(object buildKey, out Type type)
{
type = buildKey as Type;
if (type == null)
{
IBuildKey basedBuildKey = buildKey as IBuildKey;
if (basedBuildKey != null)
{
type = basedBuildKey.Type;
}
}
return(type != null);
}
/// <summary>
/// Given a <paramref name="buildKey"/>, return a new build key
/// which is the same as the original, except that the type has
/// been replaced with <paramref name="newType"/>.
/// </summary>
/// <param name="buildKey">original build key</param>
/// <param name="newType">New type to put in new build key.</param>
/// <returns>The new build key.</returns>
public static object ReplaceType(object buildKey, Type newType)
{
Type typeKey = buildKey as Type;
if (typeKey != null)
{
return(newType);
}
IBuildKey originalKey = buildKey as IBuildKey;
if (originalKey != null)
{
return(originalKey.ReplaceType(newType));
}
throw new ArgumentException(
string.Format(
CultureInfo.CurrentCulture,
Resources.CannotExtractTypeFromBuildKey,
buildKey),
"buildKey");
}
