class Quickbooks::Model::BatchRequest

def add(batch_item_id, batch_item, operation)
  bir = Quickbooks::Model::BatchRequest::BatchItemRequest.new
  bir.operation = operation
  bir.bId = batch_item_id
  bir.send("#{batch_item.class::XML_NODE.underscore}=", batch_item)
  self.request_items << bir
end

def initialize
  self.request_items = []
end