Wallet: Add printAllPubKeysAsHex()

Add tool for manually creating the payout tx. Change shortcuts
Cherry pick bisq-network@97a7350

core/src/main/java/org/bitcoinj/wallet/DeterministicKeyChain.java

@@ -1314,6 +1314,11 @@ public Script freshOutputScript(KeyPurpose purpose) {
         throw new UnsupportedOperationException();
     }
 
+    public void printAllPubKeysAsHex(StringBuilder stringBuilder) {
+        for (ECKey key : getKeys(false))
+            stringBuilder.append('"').append(Utils.HEX.encode(key.getPubKey())).append('"').append(",\n");
+    }
+
     public String toString(boolean includePrivateKeys, NetworkParameters params) {
         final DeterministicKey watchingKey = getWatchingKey();
         final StringBuilder builder = new StringBuilder();

core/src/main/java/org/bitcoinj/wallet/KeyChainGroup.java

@@ -786,6 +786,19 @@ private static void extractFollowingKeychains(List<DeterministicKeyChain> chains
         }
     }
 
+    public String printAllPubKeysAsHex() {
+        StringBuilder stringBuilder = new StringBuilder();
+        if (basic != null) {
+            List<ECKey> keys = basic.getKeys();
+            Collections.sort(keys, ECKey.AGE_COMPARATOR);
+            for (ECKey key : keys)
+                stringBuilder.append('"').append(Utils.HEX.encode(key.getPubKey())).append('"').append(",\n");
+        }
+        for (DeterministicKeyChain chain : chains)
+            chain.printAllPubKeysAsHex(stringBuilder);
+        return stringBuilder.toString();
+    }
+
     public String toString(boolean includePrivateKeys) {
         final StringBuilder builder = new StringBuilder();
         if (basic != null) {

core/src/main/java/org/bitcoinj/wallet/Wallet.java

@@ -3165,6 +3165,9 @@ public String toString() {
         return toString(false, true, true, null);
     }
 
+    public String printAllPubKeysAsHex() {
+        return keyChainGroup.printAllPubKeysAsHex();
+    }
 
     /**
      * Formats the wallet as a human readable piece of text. Intended for debugging, the format is not meant to be