import com.google.common.collect.Lists;
import com.google.common.collect.Maps;
import java.io.IOException;
import java.util.Collection;
import java.util.List;
<BUG>import java.util.Map;
public class PostgresqlQueuePersistence implements QueuePersistence {</BUG>
@Override
public Queue lookupQueue(String accountId, String queueName) {
try ( TransactionResource db =

import com.google.common.collect.Lists;
import com.google.common.collect.Maps;
import java.io.IOException;
import java.util.Collection;
import java.util.List;
import java.util.Map;
import java.util.Objects;
public class PostgresqlQueuePersistence implements QueuePersistence {
@Override
public Queue lookupQueue(String accountId, String queueName) {
try ( TransactionResource db =
