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Add default methods for volume, price, amount

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chimp1984 2021-11-03 14:49:38 +01:00
parent d9d054f2bd
commit 300e19d095
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1 changed files with 29 additions and 0 deletions
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29
core/src/main/java/bisq/core/trade/model/Tradable.java
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@ -17,11 +17,16 @@
package bisq.core.trade.model;
import bisq.core.monetary.Price;
import bisq.core.monetary.Volume;
import bisq.core.offer.Offer;
import bisq.common.proto.persistable.PersistablePayload;
import org.bitcoinj.core.Coin;
import java.util.Date;
import java.util.Optional;
public interface Tradable extends PersistablePayload {
Offer getOffer();
@ -31,4 +36,28 @@ public interface Tradable extends PersistablePayload {
String getId();
String getShortId();
default Optional<TradeModel> asTradeModel() {
if (this instanceof TradeModel) {
return Optional.of(((TradeModel) this));
} else {
return Optional.empty();
}
}
default Optional<Volume> getOptionalVolume() {
return asTradeModel().map(TradeModel::getVolume).or(() -> Optional.ofNullable(getOffer().getVolume()));
}
default Optional<Price> getOptionalPrice() {
return asTradeModel().map(TradeModel::getPrice).or(() -> Optional.ofNullable(getOffer().getPrice()));
}
default Optional<Coin> getOptionalAmount() {
return asTradeModel().map(TradeModel::getAmount);
}
default Optional<Long> getOptionalAmountAsLong() {
return asTradeModel().map(TradeModel::getAmountAsLong);
}
}