/// <summary>
/// Gets a value with a default value...
/// </summary>
/// <param name="readValue">
/// </param>
/// <param name="key">
/// </param>
/// <param name="defaultValue"></param>
/// <typeparam name="T">
/// </typeparam>
/// <returns>
/// </returns>
public static T Get <T>([NotNull] this IReadValue <T> readValue, [NotNull] string key, [CanBeNull] T defaultValue)
{
CodeContracts.VerifyNotNull(readValue, "readValue");
CodeContracts.VerifyNotNull(key, "key");
var value = readValue.Get(key);
return(Equals(value, default(T)) ? defaultValue : value);
}
/// <summary>
/// The get as bool.
/// </summary>
/// <param name="readValue">
/// The read value.
/// </param>
/// <param name="key">
/// The key.
/// </param>
/// <param name="defaultValue">
/// The default value.
/// </param>
/// <returns>
/// The get as bool.
/// </returns>
public static bool GetAsBool([NotNull] this IReadValue <string> readValue, [NotNull] string key, bool defaultValue)
{
CodeContracts.VerifyNotNull(readValue, "readValue");
CodeContracts.VerifyNotNull(key, "key");
var value = readValue.Get(key);
return(Equals(value, null) ? defaultValue : Convert.ToBoolean(value.ToLower()));
}
/// <summary>
/// Gets a value with a default value...
/// </summary>
/// <param name="readValue">
/// </param>
/// <param name="key">
/// </param>
/// <param name="getValue">
/// </param>
/// <typeparam name="T">
/// </typeparam>
/// <returns>
/// </returns>
public static T Get <T>([NotNull] this IReadValue <T> readValue, [NotNull] string key, [NotNull] Func <T> getValue)
{
CodeContracts.VerifyNotNull(readValue);
CodeContracts.VerifyNotNull(key);
CodeContracts.VerifyNotNull(getValue);
var value = readValue.Get(key);
return(Equals(value, default(T)) ? getValue() : value);
}
public static T Get <T>(
[NotNull] this IReadValue <string> readValue,
[NotNull] string key,
[CanBeNull] T defaultValue = default(T))
{
if (readValue == null)
{
throw new ArgumentNullException(nameof(readValue));
}
if (key == null)
{
throw new ArgumentNullException(nameof(key));
}
return(readValue.Get(key, () => defaultValue));
}
public static T Get <T>(
[NotNull] this IReadValue <string> readValue,
[NotNull] string key,
[CanBeNull] T defaultValue = default(T))
{
if (readValue == null)
{
throw new ArgumentNullException(nameof(readValue));
}
if (key == null)
{
throw new ArgumentNullException(nameof(key));
}
string value = readValue.Get(key);
return(value.IsDefault() ? defaultValue : value.ToType <T>());
}
public static T Get <T>(
[NotNull] this IReadValue <string> readValue,
[NotNull] string key,
[NotNull] Func <T> getDefaultValue)
{
if (readValue == null)
{
throw new ArgumentNullException(nameof(readValue));
}
if (key == null)
{
throw new ArgumentNullException(nameof(key));
}
if (getDefaultValue == null)
{
throw new ArgumentNullException(nameof(getDefaultValue));
}
string value = readValue.Get(key);
return(value.IsNullOrWhiteSpace() ? getDefaultValue() : value.ToType <T>());
}