/// <summary>
/// Removes an attribute value from the key.
/// </summary>
/// <param name="tariffAttributeValue">Attribute value to be removed.</param>
/// <exception cref="InvalidAttributeValueException">Thrown when the key does not hold the value to be removed.</exception>
public void Remove(TariffAttributeValue tariffAttributeValue)
{
if (!TariffAttributeValues.Contains(tariffAttributeValue))
{
throw new InvalidAttributeValueException("The key does not hold the value to be removed.");
}
TariffAttributeValues.Remove(tariffAttributeValue);
}
/// <summary>
/// Adds an attribute value to the key.
/// </summary>
/// <param name="tariffAttributeValue">Attribute value to be added to the key.</param>
/// <exception cref="InvalidAttributeValueException">Thrown when the key already holds a valid value for the attribute the added value is associated to.</exception>
public void Add(TariffAttributeValue tariffAttributeValue)
{
if (ContainsAttribute(tariffAttributeValue.Attribute))
{
throw new InvalidAttributeValueException("The key already holds a value for this value's associated attribute.");
}
TariffAttributeValues.Add(tariffAttributeValue);
}
/// <summary>
/// Adds a TariffAttributeValue to the attribute.
/// </summary>
/// <param name="attributeValue">TariffAttributeValue to be added.</param>
/// /// <exception cref="InvalidAttributeValueException">Thrown when the attribute of the attribute value differs from this attribute.</exception>
public void Add(TariffAttributeValue attributeValue)
{
if (attributeValue.Attribute != this)
{
throw new InvalidAttributeValueException("The value's attribute does not match the attribute it is to be added to.");
}
Values.Add(attributeValue);
}
/// <summary>
/// Indexer to retrieve a valid value of the attribute.
/// </summary>
/// <param name="val">Description of the attribute value as plain text.</param>
/// <returns>An instance of the TariffAttributeValue struct representing a valid value for this attribute.</returns>
/// <exception cref="InvalidAttributeValueException">Thrown when a value that is not legal for this attribute is tried to be accessed.</exception>
public TariffAttributeValue this[string val]
{
get
{
TariffAttributeValue attributeValue = new TariffAttributeValue(this, val);
if (!Values.Contains(attributeValue))
{
throw new InvalidAttributeValueException();
}
return(attributeValue);
}
}
/// <summary>
/// Remoces a TaiffAttributeValue from the attribute.
/// </summary>
/// <param name="attributeValue">TariffAttributeValue to be removed.</param>
/// <exception cref="InvalidAttributeValueException">Thrown when the attribute of the attribute value differs from this attribute.</exception>
/// <exception cref="InvalidAttributeValueException">Thrown when the Values set does not contain the value to be removed.</exception>
public void Remove(TariffAttributeValue attributeValue)
{
if (attributeValue.Attribute != this)
{
throw new InvalidAttributeValueException("The value's attribute does not match the attribute it is to be added to.");
}
if (!Values.Contains(attributeValue))
{
throw new InvalidAttributeValueException();
}
Values.Remove(attributeValue);
}
/// <summary>
/// Checks whether the given attribute value is part of the key.
/// </summary>
/// <param name="tariffAttributeValue">Attribute value to be checked.</param>
/// <returns>True, if the key contains the attribute value, false otherwise.</returns>
public bool Contains(TariffAttributeValue tariffAttributeValue)
{
return(TariffAttributeValues.Contains(tariffAttributeValue));
}
