public static object Parse(Type type, string enumMemberName, bool ignoreCase)
{
if (type == null)
{
throw new ArgumentNullException("type");
}
if (enumMemberName == null)
{
throw new ArgumentNullException("enumMemberName");
}
if (!type.IsEnum)
{
throw new ArgumentException(Strings.EnumUtils_GetNamesAndValues_Underlying_Type_Must_Be_Enum, "type");
}
try
{
return(Enum.Parse(type, enumMemberName, ignoreCase));
}
catch (Exception exception)
{
CoreLevelException coreEx = new CoreLevelException(Strings.EnumUtils_Parse_An_Error_Occurred_While_Parsing_Enum_Value, exception);
coreEx.Data.Add("VALUE", enumMemberName);
coreEx.Data.Add("TYPE", type.ToString());
coreEx.Data.Add("IGNORECASE", ignoreCase.ToString(CultureInfo.InvariantCulture));
throw coreEx;
}
}
public static IDictionary <string, TUnderlyingType> GetNamesAndValues <TUnderlyingType>(Type enumType)
{
if (enumType == null)
{
throw new ArgumentNullException("enumType");
}
if (!enumType.IsEnum)
{
throw new ArgumentException(Strings.EnumUtils_GetNamesAndValues_Underlying_Type_Must_Be_Enum, "enumType");
}
Type conversionType = typeof(TUnderlyingType);
try
{
Array values = Enum.GetValues(enumType);
string[] names = Enum.GetNames(enumType);
IDictionary <string, TUnderlyingType> dictionary = new Dictionary <string, TUnderlyingType>();
for (int i = 0; i < values.Length; i++)
{
dictionary.Add(names[i], (TUnderlyingType)Convert.ChangeType(values.GetValue(i), conversionType, CultureInfo.InvariantCulture));
}
return(dictionary);
}
catch (Exception exception)
{
CoreLevelException coreEx = new CoreLevelException(Strings.EnumUtils_GetNamesAndValues_An_Error_Occurred_While_Getting_Names_and_Values_of_Enum_Type, exception);
coreEx.Data.Add("TYPE", enumType.ToString());
coreEx.Data.Add("UNDERLYINGTYPE", conversionType.ToString());
throw coreEx;
}
}
public void GetNamesAndValuesAsValuesDate()
{
CoreLevelException coreLevelException = Assert.Catch <CoreLevelException>(() => EnumUtils.GetNamesAndValues <Enum1, DateTime>());
Assert.AreEqual(typeof(Enum1).ToString(), coreLevelException.Data["TYPE"]);
Assert.AreEqual(typeof(DateTime).ToString(), coreLevelException.Data["UNDERLYINGTYPE"]);
}
public void ParseThrowExceptionWhenIgnoreCaseFalse()
{
CoreLevelException coreLevelException = Assert.Catch <CoreLevelException>(() => EnumUtils.Parse <Enum1>("a", false));
Assert.AreEqual(false.ToString(CultureInfo.InvariantCulture), coreLevelException.Data["IGNORECASE"]);
Assert.AreEqual(typeof(Enum1).ToString(), coreLevelException.Data["TYPE"]);
Assert.AreEqual("a", coreLevelException.Data["VALUE"]);
}
public void Find()
{
CoreLevelException coreLevelException = new CoreLevelException();
UserLevelException userLevelException = new UserLevelException(coreLevelException);
CoreLevelException foundCoreLevelException = ExceptionUtils.Find <CoreLevelException>(userLevelException);
Assert.AreSame(coreLevelException, foundCoreLevelException);
}
/// <summary>
/// Downloads the data.
/// </summary>
/// <param name="uri">The URI.</param>
/// <returns>data as byte array.</returns>
public static byte[] DownloadData(Uri uri)
{
try
{
using (WebClient client = new WebClient())
{
return(client.DownloadData(uri));
}
}
catch (Exception ex)
{
CoreLevelException downloadDataException = new CoreLevelException("Error occured while downloading data", ex);
downloadDataException.Data.Add("URL", uri);
throw downloadDataException;
}
}
public static bool TryParse(Type enumType, string enumMemberName, bool ignoreCase, out object value)
{
if (enumType == null)
{
throw new ArgumentNullException("enumType");
}
if (enumMemberName == null)
{
throw new ArgumentNullException("enumMemberName");
}
if (!enumType.IsEnum)
{
throw new ArgumentException(Strings.EnumUtils_GetNamesAndValues_Underlying_Type_Must_Be_Enum, "enumType");
}
try
{
string[] names = Enum.GetNames(enumType);
for (int i = 0; i < names.Length; i++)
{
string str = names[i];
bool @equals = ignoreCase ? str.Equals(enumMemberName, StringComparison.OrdinalIgnoreCase) : str.Equals(enumMemberName);
if (@equals)
{
value = Parse(enumType, enumMemberName, ignoreCase);
return(true);
}
}
value = default(object);
return(false);
}
catch (Exception exception)
{
CoreLevelException coreEx = new CoreLevelException(Strings.EnumUtils_Parse_An_Error_Occurred_While_Parsing_Enum_Value, exception);
coreEx.Data.Add("VALUE", enumMemberName);
coreEx.Data.Add("TYPE", enumType.ToString());
coreEx.Data.Add("IGNORECASE", ignoreCase.ToString(CultureInfo.InvariantCulture));
throw coreEx;
}
}
