/// <summary>
/// Returns the first picture relation type in the list which has
/// an identifier corresponding to the parameter identifier.
/// </summary>
/// <param name="identifier">
/// Identifier for requested picture relation type.
/// </param>
/// <returns>Picture relation type with the correct identifier.</returns>
/// <exception cref="ArgumentException">
/// Thrown if no picture relation type has the requested identifier.
/// </exception>
public IPictureRelationType Get(PictureRelationTypeIdentifier identifier)
{
IPictureRelationType pictureRelationType;
pictureRelationType = null;
if (this.IsNotEmpty())
{
foreach (IPictureRelationType tempPictureRelationType in this)
{
if (tempPictureRelationType.Identifier == identifier.ToString())
{
pictureRelationType = tempPictureRelationType;
}
}
}
if (pictureRelationType.IsNull())
{
// Picture relation type not found.
throw new ArgumentException("No picture relation type with identifier = " + identifier);
}
return(pictureRelationType);
}
/// <summary>
/// Get requested picture relation type.
/// </summary>
/// <param name="userContext">
/// Information about the user that makes this method call.
/// </param>
/// <param name="pictureRelationTypeIdentifier">
/// Identifier for requested picture relation type.
/// </param>
/// <returns>Requested picture relation type.</returns>
public virtual IPictureRelationType GetPictureRelationType(IUserContext userContext,
PictureRelationTypeIdentifier pictureRelationTypeIdentifier)
{
return(GetPictureRelationTypes(userContext).Get(pictureRelationTypeIdentifier));
}