checking in and pushing the isSpendable and public key generation for testing again

src/main/java/org/qortal/crosschain/AddressInfo.java

@@ -21,15 +21,18 @@ public class AddressInfo {
 
     private int transactionCount;
 
+    private boolean isSpendable;
+
     public AddressInfo() {
     }
 
-    public AddressInfo(String address, List<Integer> path, long value, String pathAsString, int transactionCount) {
+    public AddressInfo(String address, List<Integer> path, long value, String pathAsString, int transactionCount, boolean isSpendable) {
         this.address = address;
         this.path = path;
         this.value = value;
         this.pathAsString = pathAsString;
         this.transactionCount = transactionCount;
+        this.isSpendable = isSpendable;
     }
 
     public String getAddress() {
@@ -52,17 +55,21 @@ public class AddressInfo {
         return transactionCount;
     }
 
+    public boolean isSpendable() {
+        return isSpendable;
+    }
+
     @Override
     public boolean equals(Object o) {
         if (this == o) return true;
         if (o == null || getClass() != o.getClass()) return false;
         AddressInfo that = (AddressInfo) o;
-        return value == that.value && transactionCount == that.transactionCount && Objects.equals(address, that.address) && Objects.equals(path, that.path) && Objects.equals(pathAsString, that.pathAsString);
+        return value == that.value && transactionCount == that.transactionCount && isSpendable == that.isSpendable && address.equals(that.address) && path.equals(that.path) && pathAsString.equals(that.pathAsString);
     }
 
     @Override
     public int hashCode() {
-        return Objects.hash(address, path, value, pathAsString, transactionCount);
+        return Objects.hash(address, path, value, pathAsString, transactionCount, isSpendable);
     }
 
     @Override
@@ -73,6 +80,7 @@ public class AddressInfo {
                 ", value=" + value +
                 ", pathAsString='" + pathAsString + '\'' +
                 ", transactionCount=" + transactionCount +
+                ", isSpendable=" + isSpendable +
                 '}';
     }
 }

src/main/java/org/qortal/crosschain/Bitcoiny.java

@@ -335,6 +335,30 @@ public abstract class Bitcoiny implements ForeignBlockchain {
 		}
 	}
 
+	/**
+	 * Get Spending Candidate Addresses
+	 *
+	 * @param key58 public master key
+	 * @return the addresses this instance will look at when building a spend
+	 * @throws ForeignBlockchainException
+	 */
+	public List<String> getSpendingCandidateAddresses(String key58) throws ForeignBlockchainException {
+
+		Wallet wallet = Wallet.fromWatchingKeyB58(this.params, key58, DeterministicHierarchy.BIP32_STANDARDISATION_TIME_SECS);
+		wallet.setUTXOProvider(new WalletAwareUTXOProvider(this, wallet));
+
+		// from Wallet.getStoredOutputsFromUTXOProvider()
+		List<ECKey> spendingKeys = wallet.getImportedKeys();
+		spendingKeys.addAll(wallet.getActiveKeyChain().getLeafKeys());
+
+		List<String> spendingCandidateAddresses
+				= spendingKeys.stream()
+					.map(spendingKey -> Address.fromKey(this.params, spendingKey, ScriptType.P2PKH ).toString())
+					.collect(Collectors.toList());
+
+		return spendingCandidateAddresses;
+	}
+
 	/**
 	 * Returns bitcoinj transaction sending <tt>amount</tt> to <tt>recipient</tt> using default fees.
 	 *
@@ -478,8 +502,10 @@ public abstract class Bitcoiny implements ForeignBlockchain {
 	public List<AddressInfo> getWalletAddressInfos(String key58) throws ForeignBlockchainException {
 		List<AddressInfo> infos = new ArrayList<>();
 
+		List<String> candidates = this.getSpendingCandidateAddresses(key58);
+
 		for(DeterministicKey key : getWalletKeys(key58)) {
-			infos.add(buildAddressInfo(key));
+			infos.add(buildAddressInfo(key, candidates));
 		}
 
 		return infos.stream()
@@ -487,7 +513,7 @@ public abstract class Bitcoiny implements ForeignBlockchain {
 				.collect(Collectors.toList());
 	}
 
-	public AddressInfo buildAddressInfo(DeterministicKey key) throws ForeignBlockchainException  {
+	public AddressInfo buildAddressInfo(DeterministicKey key, List<String> candidates) throws ForeignBlockchainException  {
 
 		Address address = Address.fromKey(this.params, key, ScriptType.P2PKH);
 
@@ -498,7 +524,8 @@ public abstract class Bitcoiny implements ForeignBlockchain {
 				toIntegerList( key.getPath()),
 				summingUnspentOutputs(address.toString()),
 				key.getPathAsString(),
-				transactionCount);
+				transactionCount,
+				candidates.contains(address.toString()));
 	}
 
 	private static  List<Integer> toIntegerList(ImmutableList<ChildNumber> path) {