/// <summary>
/// Creates a structurally equivalent member binding key from a given binding key.
/// </summary>
/// <param name="bindingKey">The binding key to copy the structure of.</param>
/// <returns>A structurally equivalent copy of the given binding key.</returns>
public static IStonBindingKey Copy(IStonBindingKey bindingKey)
{
if (bindingKey == null)
{
throw new ArgumentNullException("bindingKey");
}
if (bindingKey is IStonBindingName)
{
return(StonBindingName.Copy(bindingKey as IStonBindingName));
}
if (bindingKey is IStonBindingIndex)
{
return(StonBindingIndex.Copy(bindingKey as IStonBindingIndex));
}
throw new StonImplementationException(bindingKey.GetType(), typeof(IStonBindingKey), typeof(IStonBindingName), typeof(IStonBindingIndex));
}
/// <summary>
/// Checks the validity of a given STON member binding key.
/// </summary>
/// <param name="bindingKey">The member binding key to check the validity of.</param>
public static void ValidateBindingKey(IStonBindingKey bindingKey)
{
if (bindingKey == null)
{
throw new ArgumentNullException("bindingKey");
}
else if (bindingKey is IStonBindingName)
{
ValidateBindingKey(bindingKey as IStonBindingName);
}
else if (bindingKey is IStonBindingIndex)
{
ValidateBindingKey(bindingKey as IStonBindingIndex);
}
else
{
throw new StonImplementationException(bindingKey.GetType(), typeof(IStonBindingKey), typeof(IStonBindingName), typeof(IStonBindingIndex));
}
}
// writes any binding key
private void WriteBindingKey(StonTokenWriter writer, IStonBindingKey bindingKey)
{
if (bindingKey == null)
{
throw new StonException("A non-existing member binding key has been found in the structure to be written.");
}
else if (bindingKey is IStonBindingName)
{
WriteBindingKey(writer, bindingKey as IStonBindingName);
}
else if (bindingKey is IStonBindingIndex)
{
WriteBindingKey(writer, bindingKey as IStonBindingIndex);
}
else
{
throw new StonImplementationException(bindingKey.GetType(), typeof(IStonBindingKey), typeof(IStonBindingName), typeof(IStonBindingIndex));
}
}
