1 files changed, 10 insertions, 5 deletions
diff --git a/java/broker/src/main/java/org/apache/qpid/server/ack/UnacknowledgedMessageMapImpl.java b/java/broker/src/main/java/org/apache/qpid/server/ack/UnacknowledgedMessageMapImpl.java
index e50d239d57..f8b6babd43 100644
--- a/java/broker/src/main/java/org/apache/qpid/server/ack/UnacknowledgedMessageMapImpl.java
+++ b/java/broker/src/main/java/org/apache/qpid/server/ack/UnacknowledgedMessageMapImpl.java
@@ -20,13 +20,18 @@
  */
 package org.apache.qpid.server.ack;
 
-import org.apache.qpid.server.queue.AMQMessage;
-import org.apache.qpid.server.protocol.AMQProtocolSession;
-import org.apache.qpid.server.txn.TransactionalContext;
+import java.util.Collection;
+import java.util.Iterator;
+import java.util.LinkedHashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
 import org.apache.qpid.AMQException;
 import org.apache.qpid.framing.AMQShortString;
-
-import java.util.*;
+import org.apache.qpid.server.protocol.AMQProtocolSession;
+import org.apache.qpid.server.queue.AMQMessage;
+import org.apache.qpid.server.txn.TransactionalContext;
 
 public class UnacknowledgedMessageMapImpl implements UnacknowledgedMessageMap
 {