/// <summary>
/// Attempts to get a batch from the underlying repository and throws a <see cref="MaterialBatchNotFoundException"/> if no matching batch could be found.
/// </summary>
/// <param name="id">ID of the material batch to get.</param>
/// <exception cref="MaterialBatchNotFoundException">Thrown if no matching batch could be found.</exception>
/// <returns>Returns the batch, if found.</returns>
private MaterialBatch GetBatchOrThrowNotFoundException(Guid id)
{
MaterialBatch batch = MaterialBatchRepository.GetMaterialBatch(id);
// Check for batch existence
if (batch == null)
{
throw new MaterialBatchNotFoundException(id);
}
return(batch);
}