/// <summary>
/// Gets the configuration value.
/// </summary>
/// <typeparam name="T">The type of the value to retrieve.</typeparam>
/// <param name="container">The container.</param>
/// <param name="key">The key.</param>
/// <param name="defaultValue">The default value. Will be returned if the value cannot be found.</param>
/// <returns>The configuration value.</returns>
/// <exception cref="ArgumentException">The <paramref name="key" /> is <c>null</c> or whitespace.</exception>
public T GetValue <T>(ConfigurationContainer container, string key, T defaultValue = default(T))
{
Argument.IsNotNullOrWhitespace("key", key);
key = GetFinalKey(key);
try
{
if (!ValueExists(container, key))
{
return(defaultValue);
}
var value = GetValueFromStore(container, key);
if (value == null)
{
return(defaultValue);
}
// ObjectConverterService doesn't support object, but just return the value as is
if (typeof(T) == typeof(object))
{
return((T)(object)value);
}
return((T)_objectConverterService.ConvertFromStringToObject(value, typeof(T), CultureInfo.InvariantCulture));
}
catch (Exception ex)
{
Log.Warning(ex, $"Failed to retrieve configuration value '{container}.{key}', returning default value");
return(defaultValue);
}
}
/// <summary>
/// Gets the configuration value.
/// </summary>
/// <typeparam name="T">The type of the value to retrieve.</typeparam>
/// <param name="key">The key.</param>
/// <param name="defaultValue">The default value. Will be returned if the value cannot be found.</param>
/// <returns>The configuration value.</returns>
/// <exception cref="ArgumentException">The <paramref name="key" /> is <c>null</c> or whitespace.</exception>
public T GetValue <T>(string key, T defaultValue = default(T))
{
Argument.IsNotNullOrWhitespace("key", key);
key = GetFinalKey(key);
if (!ValueExists(key))
{
return(defaultValue);
}
try
{
var value = GetValueFromStore(key);
if (value == null)
{
return(defaultValue);
}
return((T)_objectConverterService.ConvertFromStringToObject(value, typeof(T)));
}
catch (Exception)
{
return(defaultValue);
}
}
/// <summary>
/// Converts the specified string value to an object.
/// </summary>
/// <typeparam name="T">The type to convert to.</typeparam>
/// <param name="service">The service.</param>
/// <param name="value">The value.</param>
/// <returns>The object value.</returns>
public static T ConvertFromStringToObject <T>(this IObjectConverterService service, string value)
{
return((T)service.ConvertFromStringToObject(value, typeof(T)));
}
