/// <summary>
/// Resolves a static resource of the specified name on the specified resource
/// <see cref="Type"/>.
/// </summary>
/// <typeparam name="T">The <see cref="Type"/> of the resource that will be resolved.
/// </typeparam>
/// <param name="resourceType">The <see cref="Type"/> to search for the resource that will
/// be resolved.</param>
/// <param name="resourceName">The name of the resource that will be resolved.</param>
/// <returns>The value of the resource that was resolved.</returns>
/// <exception cref="ArgumentNullException"><paramref name="resourceType"/>, or
/// <paramref name="resourceName"/> is <see langword="null"/>.</exception>
/// <exception cref="ArgumentException"><paramref name="resourceName"/> is empty.
/// </exception>
/// <exception cref="InvalidOperationException">The specified resource was not found.
/// </exception>
/// <exception cref="InvalidCastException">The value of the resolved resource could not be
/// cast to the type specified by <typeparamref name="T"/>.</exception>
public static T ResolveResource <T>(Type resourceType, string resourceName)
{
ParameterValidation.IsNotNull(resourceType, nameof(resourceType));
ParameterValidation.IsNotNull(resourceName, nameof(resourceName));
ParameterValidation.IsNotEmpty(resourceName, nameof(resourceName));
var propertyInfo = resourceType.GetProperty(
resourceName,
BindingFlags.Static | BindingFlags.Public | BindingFlags.NonPublic);
if (propertyInfo == null)
{
throw new InvalidOperationException("Specified resource not found.");
}
return((T)propertyInfo.GetValue(null));
}
/// <summary>
/// Initializes a new instance of the <see cref="Iso3166Country" /> class with the
/// specified ISO 3166-1 alpha-2 country code.
/// </summary>
/// <param name="countryCode">The ISO 3166-1 alpha-2 country code.</param>
/// <exception cref="ArgumentNullException"><paramref name="countryCode"/> is
/// <see langword="null"/>.</exception>
/// <exception cref="ArgumentException"><paramref name="countryCode"/> is an invalid ISO
/// 3166-1 alpha-2 country code.
/// supplied.</exception>
public Iso3166Country(string countryCode)
{
ParameterValidation.IsNotNull(countryCode, nameof(countryCode));
this.CountryCode = countryCode.ToUpperInvariant();
string countryName;
if (countryCode.Length != 2 || !Iso3166Helper.CountryCodeMappingsInternal
.TryGetValue(this.CountryCode, out countryName))
{
throw new ArgumentException(
"Value must be a valid ISO 3166-1 alpha-2 country code.",
nameof(countryCode));
}
this.CountryName = countryName;
// Use Lazy for its exception caching so countries that don't have region info available
// don't throw an exception here in the constructor.
this.regionInfo = new Lazy <RegionInfo>(() => new RegionInfo(this.CountryCode));
}
