public T Get(IReadOnlyStorage storage)
{
if (storage == null)
{
throw new ArgumentNullException(nameof(storage));
}
if (_valid)
{
return(_value);
}
_value = ReadValueFrom(storage);
_valid = true;
return(_value);
}
public static DateTime GetDateTime(this IReadOnlyStorage storage, string key, DateTime defaultValue = default)
{
if (storage == null)
{
throw new ArgumentNullException(nameof(storage));
}
if (key == null)
{
throw new ArgumentNullException(nameof(key));
}
var storedString = storage.GetString(key, null);
if (storedString == null)
{
return(defaultValue);
}
return(DateTime.TryParse(storedString, DefaultFormatProvider, DateTimeStyles.None, out var dateTime)
? dateTime
: defaultValue);
}
protected abstract T ReadValueFrom(IReadOnlyStorage storage);
/// <inheritdoc /> protected override float ReadValueFrom(IReadOnlyStorage storage) => storage.GetFloat(Name, DefaultValue);
/// <inheritdoc /> protected override string ReadValueFrom(IReadOnlyStorage storage) => storage.GetString(Name, DefaultValue);
protected override DateTime ReadValueFrom(IReadOnlyStorage storage) => storage.GetDateTime(Name, DefaultValue);
/// <inheritdoc /> protected override bool ReadValueFrom(IReadOnlyStorage storage) => storage.GetBool(Name, DefaultValue);
/// <inheritdoc /> protected override int ReadValueFrom(IReadOnlyStorage storage) => storage.GetInt(Name, DefaultValue);