deletedLunch.addTag(food);
deletedLunch.addTag(restaurants);
deletedLunch.addTag(friends, decimal("-6.45"));
deletedLunch.setStatus(TxactionStatus.DELETED);
final TagSummarizer summarizer = new TagSummarizer(new CurrencyExchangeRateMap());
this.summaries = summarizer.summarize(txactions, USD);
}