Fixed - transactional RMap.fastRemove() method throws UnsupportedOperationException. #5131

redisson/src/main/java/org/redisson/transaction/BaseTransactionalMap.java

@@ -469,7 +469,7 @@ public class BaseTransactionalMap<K, V> extends BaseTransactionalObject {
         List<RLock> locks = Arrays.stream(keys).map(k -> getLock(k)).collect(Collectors.toList());
         return executeLocked(timeout, () -> {
             AtomicLong counter = new AtomicLong();
-            List<K> keyList = Arrays.asList(keys);
+            List<K> keyList = new ArrayList<>(Arrays.asList(keys));
             for (Iterator<K> iterator = keyList.iterator(); iterator.hasNext();) {
                 K key = iterator.next();
                 HashValue keyHash = toKeyHash(key);

redisson/src/test/java/org/redisson/transaction/RedissonBaseTransactionalMapTest.java

@@ -216,6 +216,15 @@ public abstract class RedissonBaseTransactionalMapTest extends BaseTest {
         assertThat(m.get("5")).isEqualTo("8");
     }
 
+    @Test
+    public void testFastRemove() {
+        RTransaction transaction = redisson.createTransaction(TransactionOptions.defaults());
+        RMap<String, String> map = getTransactionalMap(transaction);
+        assertThat(map.fastPut("1", "2")).isTrue();
+        assertThat(map.fastRemove("1")).isEqualTo(1);
+        transaction.commit();
+        assertThat(redisson.getKeys().count()).isZero();
+    }
     
     @Test
     public void testRemove() {