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final PriceValue priceAsk = priceTop(Book.Side.ASK); if (priceAsk.isNull()) { return ValueConst.NULL_PRICE; } return priceAsk.sub(priceBid); } @Override public List<Entry> entryList(final Book.Side side) {
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final PriceValue priceAsk = priceTop(MarketBookSide.ASK); if (priceAsk.isNull()) { return ValueConst.NULL_PRICE; } return priceAsk.sub(priceBid); } }
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