Add KuCoin exchange

gradle/libs.versions.toml

@@ -29,6 +29,7 @@ known-xchange-coinone = { module = 'org.knowm.xchange:xchange-coinone', version.
 known-xchange-independentreserve = { module = 'org.knowm.xchange:xchange-independentreserve', version.ref = 'knowm-xchange-lib' }
 known-xchange-kraken = { module = 'org.knowm.xchange:xchange-kraken', version.ref = 'knowm-xchange-lib' }
 known-xchange-luno = { module = 'org.knowm.xchange:xchange-luno', version.ref = 'knowm-xchange-lib' }
+known-xchange-kucoin = { module = 'org.knowm.xchange:xchange-kucoin', version.ref = 'knowm-xchange-lib' }
 known-xchange-mercadobitcoin = { module = 'org.knowm.xchange:xchange-mercadobitcoin', version.ref = 'knowm-xchange-lib' }
 known-xchange-paribu = { module = 'org.knowm.xchange:xchange-paribu', version.ref = 'knowm-xchange-lib' }
 logback-core = { module = 'ch.qos.logback:logback-core', version.ref = 'logback-lib' }
@@ -45,7 +46,7 @@ knowm-xchange-libs = [
     'knowm-xchange-binance', 'known-xchange-bitfinex',
     'known-xchange-bitflyer', 'known-xchange-bitstamp', 'known-xchange-btcmarkets',
     'known-xchange-coinbasepro', 'known-xchange-coinone',
-    'known-xchange-independentreserve',
+    'known-xchange-independentreserve','known-xchange-kucoin',
     'known-xchange-kraken', 'known-xchange-luno', 'known-xchange-mercadobitcoin', 'known-xchange-paribu'
 ]
 

src/main/java/bisq/price/spot/providers/KuCoin.java

@@ -0,0 +1,46 @@
+/*
+ * This file is part of Bisq.
+ *
+ * Bisq is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or (at
+ * your option) any later version.
+ *
+ * Bisq is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public
+ * License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with Bisq. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package bisq.price.spot.providers;
+
+import bisq.price.spot.ExchangeRate;
+import bisq.price.spot.ExchangeRateProvider;
+
+import org.knowm.xchange.kucoin.KucoinExchange;
+
+import org.springframework.core.env.Environment;
+import org.springframework.stereotype.Component;
+
+import java.time.Duration;
+
+import java.util.Set;
+
+@Component
+class KuCoin extends ExchangeRateProvider {
+
+    public KuCoin(Environment env) {
+        super(env, "KUCOIN", "kucoin", Duration.ofMinutes(1));
+    }
+
+    @Override
+    public Set<ExchangeRate> doGet() {
+        // Supported fiat: EUR, BRL, GBP
+        // Supported alts: - DASH, DCR, DOGE, ERG, ETC, ETH, LTC, UNO, XMR, ZEC
+        // Supported alts: - DAI, TUSD, USDC, USDT
+        return doGet(KucoinExchange.class);
+    }
+}

src/test/java/bisq/price/spot/providers/KuCoinTest.java

@@ -0,0 +1,33 @@
+/*
+ * This file is part of Bisq.
+ *
+ * Bisq is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or (at
+ * your option) any later version.
+ *
+ * Bisq is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public
+ * License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with Bisq. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package bisq.price.spot.providers;
+
+import bisq.price.AbstractExchangeRateProviderTest;
+import lombok.extern.slf4j.Slf4j;
+import org.junit.jupiter.api.Test;
+import org.springframework.core.env.StandardEnvironment;
+
+@Slf4j
+public class KuCoinTest extends AbstractExchangeRateProviderTest {
+
+    @Test
+    public void doGet_successfulCall() {
+        doGet_successfulCall(new KuCoin(new StandardEnvironment()));
+    }
+
+}