From 6a382bbcd88cd49fb1437b756a2816212ddebefe Mon Sep 17 00:00:00 2001
From: Martin Ritchie <ritchiem@apache.org>
Date: Tue, 12 Aug 2008 09:36:08 +0000
Subject: QPID-1136 : Fixed Flow Control problem due to this change and added
 test to validate that Flow Control is operating correctly

git-svn-id: https://svn.apache.org/repos/asf/incubator/qpid/trunk/qpid@685104 13f79535-47bb-0310-9956-ffa450edef68
---
 .../src/main/java/org/apache/qpid/server/ack/TxAck.java  |  1 -
 .../qpid/server/ack/UnacknowledgedMessageMapImpl.java    |  4 +---
 .../java/org/apache/qpid/server/queue/QueueEntry.java    |  2 --
 .../org/apache/qpid/server/queue/QueueEntryImpl.java     | 16 ++++++----------
 .../apache/qpid/server/txn/NonTransactionalContext.java  |  1 -
 5 files changed, 7 insertions(+), 17 deletions(-)

(limited to 'java/broker')

diff --git a/java/broker/src/main/java/org/apache/qpid/server/ack/TxAck.java b/java/broker/src/main/java/org/apache/qpid/server/ack/TxAck.java
index caf34f13bd..db3a05eb52 100644
--- a/java/broker/src/main/java/org/apache/qpid/server/ack/TxAck.java
+++ b/java/broker/src/main/java/org/apache/qpid/server/ack/TxAck.java
@@ -116,7 +116,6 @@ public class TxAck implements TxnOp
         //make persistent changes, i.e. dequeue and decrementReference
         for (QueueEntry msg : _unacked.values())
         {
-            msg.restoreCredit();
             //Message has been ack so discard it. This will dequeue and decrement the reference.
             msg.discard(storeContext);
 
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 ef48b60bcd..c567387662 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
@@ -94,7 +94,7 @@ public class UnacknowledgedMessageMapImpl implements UnacknowledgedMessageMap
             if(message != null)
             {
                 _unackedSize -= message.getMessage().getSize();
-                message.restoreCredit();
+
             }
 
             return message;
@@ -185,8 +185,6 @@ public class UnacknowledgedMessageMapImpl implements UnacknowledgedMessageMap
 
                 _unackedSize -= unacked.getValue().getMessage().getSize();
 
-                unacked.getValue().restoreCredit();
-
 
                 if (unacked.getKey() == deliveryTag)
                 {
diff --git a/java/broker/src/main/java/org/apache/qpid/server/queue/QueueEntry.java b/java/broker/src/main/java/org/apache/qpid/server/queue/QueueEntry.java
index dd967a7cb1..2657c459a9 100644
--- a/java/broker/src/main/java/org/apache/qpid/server/queue/QueueEntry.java
+++ b/java/broker/src/main/java/org/apache/qpid/server/queue/QueueEntry.java
@@ -175,8 +175,6 @@ public interface QueueEntry extends Comparable<QueueEntry>
 
     void dispose(final StoreContext storeContext) throws MessageCleanupException;
 
-    void restoreCredit();
-
     void discard(StoreContext storeContext) throws FailedDequeueException, MessageCleanupException;
 
     boolean isQueueDeleted();
diff --git a/java/broker/src/main/java/org/apache/qpid/server/queue/QueueEntryImpl.java b/java/broker/src/main/java/org/apache/qpid/server/queue/QueueEntryImpl.java
index d26d6af7b2..dbad5438dc 100644
--- a/java/broker/src/main/java/org/apache/qpid/server/queue/QueueEntryImpl.java
+++ b/java/broker/src/main/java/org/apache/qpid/server/queue/QueueEntryImpl.java
@@ -256,6 +256,12 @@ public class QueueEntryImpl implements QueueEntry
 
         if((state.getState() == State.ACQUIRED) &&_stateUpdater.compareAndSet(this, state, DEQUEUED_STATE))
         {
+            if (state instanceof SubscriptionAcquiredState)
+            {
+                Subscription s = ((SubscriptionAcquiredState) state).getSubscription();
+                s.restoreCredit(this);
+            }
+
             getQueue().dequeue(storeContext, this);
             if(_stateChangeListeners != null)
             {
@@ -282,16 +288,6 @@ public class QueueEntryImpl implements QueueEntry
         }
     }
 
-    public void restoreCredit()
-    {
-        EntryState state = _state;
-        if(state instanceof SubscriptionAcquiredState)
-        {
-            Subscription s = ((SubscriptionAcquiredState) _state).getSubscription();
-            s.restoreCredit(this);
-        }
-    }
-
     public void discard(StoreContext storeContext) throws FailedDequeueException, MessageCleanupException
     {
         //if the queue is null then the message is waiting to be acked, but has been removed.
diff --git a/java/broker/src/main/java/org/apache/qpid/server/txn/NonTransactionalContext.java b/java/broker/src/main/java/org/apache/qpid/server/txn/NonTransactionalContext.java
index 03d59d3ab9..28af36e3db 100644
--- a/java/broker/src/main/java/org/apache/qpid/server/txn/NonTransactionalContext.java
+++ b/java/broker/src/main/java/org/apache/qpid/server/txn/NonTransactionalContext.java
@@ -134,7 +134,6 @@ public class NonTransactionalContext implements TransactionalContext
                         {
                             beginTranIfNecessary();
                         }
-                        message.restoreCredit();
                         //Message has been ack so discard it. This will dequeue and decrement the reference.
                         message.discard(_storeContext);
 
-- 
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