From fb95d7767d8ac2fc85abd319639b9726affb5361 Mon Sep 17 00:00:00 2001
From: Martin Ritchie <ritchiem@apache.org>
Date: Fri, 6 Mar 2009 12:28:33 +0000
Subject: QPID-1628 : Ensured all getSize() calls are done on the QueueEntry to
 prevent the inadvertent loading of a flowed message with a call to
 getMessage()

git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@750873 13f79535-47bb-0310-9956-ffa450edef68
---
 .../apache/qpid/server/ack/UnacknowledgedMessageMapImpl.java |  6 +++---
 .../org/apache/qpid/server/flow/BytesOnlyCreditManager.java  |  6 +++---
 .../java/org/apache/qpid/server/flow/FlowCreditManager.java  |  3 ++-
 .../org/apache/qpid/server/flow/LimitlessCreditManager.java  |  4 ++--
 .../qpid/server/flow/MessageAndBytesCreditManager.java       |  6 +++---
 .../apache/qpid/server/flow/MessageOnlyCreditManager.java    |  4 ++--
 .../org/apache/qpid/server/flow/Pre0_10CreditManager.java    | 12 ++++++------
 .../apache/qpid/server/handler/BasicGetMethodHandler.java    |  6 +++---
 .../apache/qpid/server/subscription/SubscriptionImpl.java    |  4 ++--
 9 files changed, 26 insertions(+), 25 deletions(-)

(limited to 'java')

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 ac3b0b5e49..5c38185696 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
@@ -89,7 +89,7 @@ public class UnacknowledgedMessageMapImpl implements UnacknowledgedMessageMap
             QueueEntry message = _map.remove(deliveryTag);
             if(message != null)
             {
-                _unackedSize -= message.getMessage().getSize();
+                _unackedSize -= message.getSize();
 
             }
 
@@ -115,7 +115,7 @@ public class UnacknowledgedMessageMapImpl implements UnacknowledgedMessageMap
         synchronized (_lock)
         {
             _map.put(deliveryTag, message);
-            _unackedSize += message.getMessage().getSize();
+            _unackedSize += message.getSize();
             _lastDeliveryTag = deliveryTag;
         }
     }
@@ -181,7 +181,7 @@ public class UnacknowledgedMessageMapImpl implements UnacknowledgedMessageMap
 
                 it.remove();
 
-                _unackedSize -= unacked.getValue().getMessage().getSize();
+                _unackedSize -= unacked.getValue().getSize();
 
 
                 if (unacked.getKey() == deliveryTag)
diff --git a/java/broker/src/main/java/org/apache/qpid/server/flow/BytesOnlyCreditManager.java b/java/broker/src/main/java/org/apache/qpid/server/flow/BytesOnlyCreditManager.java
index 0743e4bb8d..0bb428cd8f 100644
--- a/java/broker/src/main/java/org/apache/qpid/server/flow/BytesOnlyCreditManager.java
+++ b/java/broker/src/main/java/org/apache/qpid/server/flow/BytesOnlyCreditManager.java
@@ -1,6 +1,6 @@
 package org.apache.qpid.server.flow;
 
-import org.apache.qpid.server.queue.AMQMessage;
+import org.apache.qpid.server.queue.QueueEntry;
 
 import java.util.concurrent.atomic.AtomicLong;
 
@@ -49,9 +49,9 @@ public class BytesOnlyCreditManager extends AbstractFlowCreditManager
         return _bytesCredit.get() > 0L;
     }
 
-    public boolean useCreditForMessage(AMQMessage msg)
+    public boolean useCreditForMessage(QueueEntry queueEntry)
     {
-        final long msgSize = msg.getSize();
+        final long msgSize = queueEntry.getSize();
         if(hasCredit())
         {
             if(_bytesCredit.addAndGet(-msgSize) >= 0)
diff --git a/java/broker/src/main/java/org/apache/qpid/server/flow/FlowCreditManager.java b/java/broker/src/main/java/org/apache/qpid/server/flow/FlowCreditManager.java
index a249a6e63a..297e5a4826 100644
--- a/java/broker/src/main/java/org/apache/qpid/server/flow/FlowCreditManager.java
+++ b/java/broker/src/main/java/org/apache/qpid/server/flow/FlowCreditManager.java
@@ -1,6 +1,7 @@
 package org.apache.qpid.server.flow;
 
 import org.apache.qpid.server.queue.AMQMessage;
+import org.apache.qpid.server.queue.QueueEntry;
 
 /*
 *
@@ -40,5 +41,5 @@ public interface FlowCreditManager
 
     public boolean hasCredit();
 
-    public boolean useCreditForMessage(AMQMessage msg);
+    public boolean useCreditForMessage(QueueEntry queueEntry);
 }
diff --git a/java/broker/src/main/java/org/apache/qpid/server/flow/LimitlessCreditManager.java b/java/broker/src/main/java/org/apache/qpid/server/flow/LimitlessCreditManager.java
index d63431c3eb..437b7b0469 100644
--- a/java/broker/src/main/java/org/apache/qpid/server/flow/LimitlessCreditManager.java
+++ b/java/broker/src/main/java/org/apache/qpid/server/flow/LimitlessCreditManager.java
@@ -1,6 +1,6 @@
 package org.apache.qpid.server.flow;
 
-import org.apache.qpid.server.queue.AMQMessage;
+import org.apache.qpid.server.queue.QueueEntry;
 
 /*
 *
@@ -37,7 +37,7 @@ public class LimitlessCreditManager extends AbstractFlowCreditManager implements
         return true;
     }
 
-    public boolean useCreditForMessage(AMQMessage msg)
+    public boolean useCreditForMessage(QueueEntry queueEntry)
     {
         return true;
     }
diff --git a/java/broker/src/main/java/org/apache/qpid/server/flow/MessageAndBytesCreditManager.java b/java/broker/src/main/java/org/apache/qpid/server/flow/MessageAndBytesCreditManager.java
index 5f0acec03f..15ecb5f292 100644
--- a/java/broker/src/main/java/org/apache/qpid/server/flow/MessageAndBytesCreditManager.java
+++ b/java/broker/src/main/java/org/apache/qpid/server/flow/MessageAndBytesCreditManager.java
@@ -1,6 +1,6 @@
 package org.apache.qpid.server.flow;
 
-import org.apache.qpid.server.queue.AMQMessage;
+import org.apache.qpid.server.queue.QueueEntry;
 
 /*
 *
@@ -52,7 +52,7 @@ public class MessageAndBytesCreditManager extends AbstractFlowCreditManager impl
         return (_messageCredit > 0L) && ( _bytesCredit > 0L );
     }
 
-    public synchronized boolean useCreditForMessage(AMQMessage msg)
+    public synchronized boolean useCreditForMessage(QueueEntry queueEntry)
     {
         if(_messageCredit == 0L)
         {
@@ -61,7 +61,7 @@ public class MessageAndBytesCreditManager extends AbstractFlowCreditManager impl
         }
         else
         {
-            final long msgSize = msg.getSize();
+            final long msgSize = queueEntry.getSize();
             if(msgSize > _bytesCredit)
             {
                 setSuspended(true);
diff --git a/java/broker/src/main/java/org/apache/qpid/server/flow/MessageOnlyCreditManager.java b/java/broker/src/main/java/org/apache/qpid/server/flow/MessageOnlyCreditManager.java
index c1b3a09006..3e28d779b1 100644
--- a/java/broker/src/main/java/org/apache/qpid/server/flow/MessageOnlyCreditManager.java
+++ b/java/broker/src/main/java/org/apache/qpid/server/flow/MessageOnlyCreditManager.java
@@ -1,6 +1,6 @@
 package org.apache.qpid.server.flow;
 
-import org.apache.qpid.server.queue.AMQMessage;
+import org.apache.qpid.server.queue.QueueEntry;
 
 import java.util.concurrent.atomic.AtomicLong;
 
@@ -50,7 +50,7 @@ public class MessageOnlyCreditManager extends AbstractFlowCreditManager implemen
         return _messageCredit.get() > 0L;
     }
 
-    public boolean useCreditForMessage(AMQMessage msg)
+    public boolean useCreditForMessage(QueueEntry queueEntry)
     {
         if(hasCredit())
         {
diff --git a/java/broker/src/main/java/org/apache/qpid/server/flow/Pre0_10CreditManager.java b/java/broker/src/main/java/org/apache/qpid/server/flow/Pre0_10CreditManager.java
index be0300f2c1..5cdd3a0328 100644
--- a/java/broker/src/main/java/org/apache/qpid/server/flow/Pre0_10CreditManager.java
+++ b/java/broker/src/main/java/org/apache/qpid/server/flow/Pre0_10CreditManager.java
@@ -20,7 +20,7 @@
 */
 package org.apache.qpid.server.flow;
 
-import org.apache.qpid.server.queue.AMQMessage;
+import org.apache.qpid.server.queue.QueueEntry;
 
 public class Pre0_10CreditManager extends AbstractFlowCreditManager implements FlowCreditManager
 {
@@ -123,7 +123,7 @@ public class Pre0_10CreditManager extends AbstractFlowCreditManager implements F
                 && (_messageCreditLimit == 0L || _messageCredit > 0);
     }
 
-    public synchronized boolean useCreditForMessage(final AMQMessage msg)
+    public synchronized boolean useCreditForMessage(final QueueEntry queueEntry)
     {
         if(_messageCreditLimit != 0L)
         {
@@ -137,10 +137,10 @@ public class Pre0_10CreditManager extends AbstractFlowCreditManager implements F
                 }
                 else
                 {
-                    if((_bytesCredit >= msg.getSize()) || (_bytesCredit == _bytesCreditLimit))
+                    if((_bytesCredit >= queueEntry.getSize()) || (_bytesCredit == _bytesCreditLimit))
                     {
                         _messageCredit--;
-                        _bytesCredit -= msg.getSize();
+                        _bytesCredit -= queueEntry.getSize();
 
                         return true;
                     }
@@ -166,9 +166,9 @@ public class Pre0_10CreditManager extends AbstractFlowCreditManager implements F
             }
             else
             {
-                if((_bytesCredit >= msg.getSize()) || (_bytesCredit == _bytesCreditLimit))
+                if((_bytesCredit >= queueEntry.getSize()) || (_bytesCredit == _bytesCreditLimit))
                 {
-                    _bytesCredit -= msg.getSize();
+                    _bytesCredit -= queueEntry.getSize();
 
                     return true;
                 }
diff --git a/java/broker/src/main/java/org/apache/qpid/server/handler/BasicGetMethodHandler.java b/java/broker/src/main/java/org/apache/qpid/server/handler/BasicGetMethodHandler.java
index 0f492a21bb..a626114792 100644
--- a/java/broker/src/main/java/org/apache/qpid/server/handler/BasicGetMethodHandler.java
+++ b/java/broker/src/main/java/org/apache/qpid/server/handler/BasicGetMethodHandler.java
@@ -129,7 +129,7 @@ public class BasicGetMethodHandler implements StateAwareMethodListener<BasicGetB
             public void deliverToClient(final Subscription sub, final QueueEntry entry, final long deliveryTag)
             throws AMQException
             {
-                singleMessageCredit.useCreditForMessage(entry.getMessage());
+                singleMessageCredit.useCreditForMessage(entry);
                 session.getProtocolOutputConverter().writeGetOk(entry, channel.getChannelId(),
                                                                         deliveryTag, queue.getMessageCount());
 
@@ -181,9 +181,9 @@ public class BasicGetMethodHandler implements StateAwareMethodListener<BasicGetB
             super(channel, protocolSession, consumerTag, filters, noLocal, creditManager, deliveryMethod, recordMethod);
         }
 
-        public boolean wouldSuspend(QueueEntry msg)
+        public boolean wouldSuspend(QueueEntry queueEntry)
         {
-            return !getCreditManager().useCreditForMessage(msg.getMessage());
+            return !getCreditManager().useCreditForMessage(queueEntry);
         }
 
     }
diff --git a/java/broker/src/main/java/org/apache/qpid/server/subscription/SubscriptionImpl.java b/java/broker/src/main/java/org/apache/qpid/server/subscription/SubscriptionImpl.java
index 119a4b1692..d3e69fc1fa 100644
--- a/java/broker/src/main/java/org/apache/qpid/server/subscription/SubscriptionImpl.java
+++ b/java/broker/src/main/java/org/apache/qpid/server/subscription/SubscriptionImpl.java
@@ -498,9 +498,9 @@ public abstract class SubscriptionImpl implements Subscription, FlowCreditManage
     }
 
 
-    public boolean wouldSuspend(QueueEntry msg)
+    public boolean wouldSuspend(QueueEntry queueEntry)
     {
-        return !_creditManager.useCreditForMessage(msg.getMessage());//_channel.wouldSuspend(msg.getMessage());
+        return !_creditManager.useCreditForMessage(queueEntry);
     }
 
     public void getSendLock()
-- 
cgit v1.2.1