Viacoin: RPCWallet and AddressValidator

server_extensions_extra/src/main/java/com/generalbytes/batm/server/extensions/extra/viacoin/ViacoinAddressValidator.java

@@ -0,0 +1,53 @@
+
+/*************************************************************************************
+ * Copyright (C) 2014-2017 GENERAL BYTES s.r.o. All rights reserved.
+ *
+ * This software may be distributed and modified under the terms of the GNU
+ * General Public License version 2 (GPL2) as published by the Free Software
+ * Foundation and appearing in the file GPL2.TXT included in the packaging of
+ * this file. Please note that GPL2 Section 2[b] requires that all works based
+ * on this software must also be made publicly available under the terms of
+ * the GPL2 ("Copyleft").
+ *
+ * Contact information
+ * -------------------
+ *
+ * GENERAL BYTES s.r.o.
+ * Web      :  http://www.generalbytes.com
+ *
+ ************************************************************************************/
+package com.generalbytes.batm.server.extensions.extra.viacoin;
+
+import com.generalbytes.batm.server.coinutil.AddressFormatException;
+import com.generalbytes.batm.server.coinutil.Base58;
+import com.generalbytes.batm.server.extensions.ExtensionsUtil;
+import com.generalbytes.batm.server.extensions.ICryptoAddressValidator;
+
+public class ViacoinAddressValidator implements ICryptoAddressValidator {
+
+    @Override
+    public boolean isAddressValid(String address) {
+        if (address.startsWith("V")) {
+            try {
+                Base58.decodeToBigInteger(address);
+                Base58.decodeChecked(address);
+            } catch (AddressFormatException e) {
+                e.printStackTrace();
+                return false;
+            }
+            return true;
+        }else{
+            return false;
+        }
+    }
+
+    @Override
+    public boolean isPaperWalletSupported() {
+        return false;
+    }
+
+    @Override
+    public boolean mustBeBase58Address() {
+        return true;
+    }
+}

server_extensions_extra/src/main/java/com/generalbytes/batm/server/extensions/extra/viacoin/wallets/viacoind/ViacoindRPCWallet.java

@@ -0,0 +1,114 @@
+/*************************************************************************************
+ * Copyright (C) 2014-2017 GENERAL BYTES s.r.o. All rights reserved.
+ *
+ * This software may be distributed and modified under the terms of the GNU
+ * General Public License version 2 (GPL2) as published by the Free Software
+ * Foundation and appearing in the file GPL2.TXT included in the packaging of
+ * this file. Please note that GPL2 Section 2[b] requires that all works based
+ * on this software must also be made publicly available under the terms of
+ * the GPL2 ("Copyleft").
+ *
+ * Contact information
+ * -------------------
+ *
+ * GENERAL BYTES s.r.o.
+ * Web      :  http://www.generalbytes.com
+ *
+ ************************************************************************************/
+package com.generalbytes.batm.server.extensions.extra.viacoin.wallets.viacoind;
+
+import com.azazar.bitcoin.jsonrpcclient.BitcoinException;
+import com.azazar.bitcoin.jsonrpcclient.BitcoinJSONRPCClient;
+import com.generalbytes.batm.server.extensions.ICurrencies;
+import com.generalbytes.batm.server.extensions.IWallet;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.math.BigDecimal;
+import java.net.MalformedURLException;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Set;
+
+public class ViacoindRPCWallet implements IWallet{
+    private static final Logger log = LoggerFactory.getLogger(ViacoindRPCWallet.class);
+    private static final CRYPTO_CURRENCY = ICurrencies.VIA;
+
+    public ViacoindRPCWallet(String rpcURL, String accountName){
+        this.rpcURL = rpcURL;
+        this.accountName = accountName;
+    }
+
+    private String rpcURL;
+    private String accountName;
+
+    @Override
+    public set<String> getCryptoCurrencies(){
+        Set<String> result = new HashSet<String>();
+        result.add(CRYPTO_CURRENCY);
+        return result;
+    }
+
+    @Override
+    public String getPreferredCryptoCurrency(){
+        return CRYPTO_CURRENCY;
+    }
+
+    @Override
+    public String sendCoins(String destinationAddress, BigDecimal amount, String cryptoCurrency, String  description){
+        if(!CRYPTO_CURRENCY.equalsIgnoreCase(cryptoCurrency)){
+            log.error("Viacoind wallet error: unknown cryptocurrency");
+            return null;
+        }
+
+        log.info("Viacoind sending coins from " + accountName + " to: " + destinationAddress + " " + amount);        
+        
+        try {
+            String result = getClient(rpcURL).sendFrom(accountName, destinationAddress, amount.doubleValue());
+            log.debug("result=" + result);
+            return result;
+        }catch(BitcoinException e){
+            e.printStackTrace();
+            return null;
+        }
+    }
+
+    @Override
+    public String getCryptoAddress(String cryptoCurrency){
+        if(!CRYPTO_CURRENCY.equalsIgnoreCase(cryptoCurrency)){
+            log.error("Viacoind wallet error: unknown cryptocurrency.");
+            return null;
+        }
+        try{
+            double balance = getClient(rpcURL).getBalance(accountName);
+            return new BigDecimal(balance);
+        }catch(BitcoinException e){
+            e.printStackTrace();
+            return null
+        }
+    }
+
+    @Override
+    public BigDecimal getCryptoBalance(string cryptocurrency){
+        if(!CRYPTO_CURRENCY.equalsIgnoreCase(cryptocurrency)){
+            log.error("Viacoind wallet error: unknown cryptocurrency" + cryptoCurrency);
+            return null;
+        }
+        try{
+            double balance = getClient(rpcUrl).getBalance(accountName);
+            return BigDecimal.ValueOf(balance);
+        }catch(BitcoinException e){
+            e.printStackTrace();
+            return null;
+        }
+    }
+
+    private BitcoinJSONRPCClient getClient(String rpcURL){
+        try{
+            return new BitcoinJSONRPCClient(rpcURL);
+        }catch(MalformedURLException e){
+            e.printStackTrace();
+        }
+        return null;
+    }
+}