From 51c3528efa475e2fa149281455b40eebdfaf38d4 Mon Sep 17 00:00:00 2001
From: Torsten Grote <t@grobox.de>
Date: Wed, 16 Mar 2016 19:09:05 -0300
Subject: [PATCH] Add log statements to MessageQueueManagerImpl in order to
 find bug #272

---
 .../clients/MessageQueueManagerImpl.java      | 19 ++++++++++++++++++-
 1 file changed, 18 insertions(+), 1 deletion(-)

diff --git a/briar-core/src/org/briarproject/clients/MessageQueueManagerImpl.java b/briar-core/src/org/briarproject/clients/MessageQueueManagerImpl.java
index b2503b7402..eb7b0fc6aa 100644
--- a/briar-core/src/org/briarproject/clients/MessageQueueManagerImpl.java
+++ b/briar-core/src/org/briarproject/clients/MessageQueueManagerImpl.java
@@ -21,6 +21,7 @@ import org.briarproject.api.sync.ValidationManager.IncomingMessageHook;
 import org.briarproject.util.ByteUtils;
 
 import java.util.ArrayList;
+import java.util.Arrays;
 import java.util.Iterator;
 import java.util.List;
 import java.util.Map.Entry;
@@ -63,9 +64,20 @@ class MessageQueueManagerImpl implements MessageQueueManager {
 		QueueState queueState = loadQueueState(txn, queue.getId());
 		long queuePosition = queueState.outgoingPosition;
 		queueState.outgoingPosition++;
+		if (LOG.isLoggable(INFO)) {
+			LOG.info("Sending message with position " +
+					queuePosition + " in group " +
+					queue.getId().hashCode() + " with transaction " +
+					txn.hashCode());
+		}
 		saveQueueState(txn, queue.getId(), queueState);
 		QueueMessage q = queueMessageFactory.createMessage(queue.getId(),
 				timestamp, queuePosition, body);
+		if (LOG.isLoggable(INFO)) {
+			LOG.info("First bytes of message: " + Arrays.toString(
+					Arrays.copyOfRange(q.getRaw(), 0,
+							QUEUE_MESSAGE_HEADER_LENGTH)));
+		}
 		db.addLocalMessage(txn, q, queue.getClientId(), meta, true);
 		return q;
 	}
@@ -196,7 +208,12 @@ class MessageQueueManagerImpl implements MessageQueueManager {
 			if (LOG.isLoggable(INFO)) {
 				LOG.info("Received message with position  "
 						+ queuePosition + ", expecting "
-						+ queueState.incomingPosition);
+						+ queueState.incomingPosition + ". Received in group " +
+						m.getGroupId().hashCode() + " with transaction " +
+						txn.hashCode());
+				LOG.info("First bytes of message: " + Arrays.toString(
+						Arrays.copyOfRange(m.getRaw(), 0,
+								QUEUE_MESSAGE_HEADER_LENGTH)));
 			}
 			if (queuePosition < queueState.incomingPosition) {
 				// A message with this queue position has already been seen
-- 
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