From 46e2b75bc8c7ae0f9e7e9a2df0e446d61043a773 Mon Sep 17 00:00:00 2001
From: woodser <woodser@protonmail.com>
Date: Wed, 17 Aug 2022 14:19:00 -0400
Subject: [PATCH] support bitcoin cash address validation

---
 .../asset/BitcoinCashAddressValidator.java    | 32 +++++++++++++++++++
 .../java/bisq/asset/coins/BitcoinCash.java    |  6 ++--
 2 files changed, 34 insertions(+), 4 deletions(-)
 create mode 100644 assets/src/main/java/bisq/asset/BitcoinCashAddressValidator.java

diff --git a/assets/src/main/java/bisq/asset/BitcoinCashAddressValidator.java b/assets/src/main/java/bisq/asset/BitcoinCashAddressValidator.java
new file mode 100644
index 00000000..7af317bf
--- /dev/null
+++ b/assets/src/main/java/bisq/asset/BitcoinCashAddressValidator.java
@@ -0,0 +1,32 @@
+/*
+ * This file is part of Haveno.
+ *
+ * Haveno 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.
+ *
+ * Haveno 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 Haveno. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package bisq.asset;
+
+/**
+ * Validates a Bitcoin Cash address.
+ */
+public class BitcoinCashAddressValidator extends RegexAddressValidator {
+
+    public BitcoinCashAddressValidator() {
+        super("^([13][a-km-zA-HJ-NP-Z1-9]{25,34})|^((bitcoincash:)?(q|p)[a-z0-9]{41})|^((BITCOINCASH:)?(Q|P)[A-Z0-9]{41})$");
+    }
+
+    public BitcoinCashAddressValidator(String errorMessageI18nKey) {
+        super("^([13][a-km-zA-HJ-NP-Z1-9]{25,34})|^((bitcoincash:)?(q|p)[a-z0-9]{41})|^((BITCOINCASH:)?(Q|P)[A-Z0-9]{41})$", errorMessageI18nKey);
+    }
+}
diff --git a/assets/src/main/java/bisq/asset/coins/BitcoinCash.java b/assets/src/main/java/bisq/asset/coins/BitcoinCash.java
index 487b8c96..e5237f74 100644
--- a/assets/src/main/java/bisq/asset/coins/BitcoinCash.java
+++ b/assets/src/main/java/bisq/asset/coins/BitcoinCash.java
@@ -17,14 +17,12 @@
 
 package bisq.asset.coins;
 
-import bisq.asset.BitcoinAddressValidator;
+import bisq.asset.BitcoinCashAddressValidator;
 import bisq.asset.Coin;
 
-import org.bitcoinj.params.MainNetParams;
-
 public class BitcoinCash extends Coin {
 
     public BitcoinCash() {
-        super("Bitcoin Cash", "BCH", new BitcoinAddressValidator(MainNetParams.get()), Network.MAINNET); // TODO: BCH address validation
+        super("Bitcoin Cash", "BCH", new BitcoinCashAddressValidator());
     }
 }