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Posted to commits@cassandra.apache.org by jb...@apache.org on 2013/12/12 21:31:06 UTC

[2/3] git commit: enhance assertion failure message

enhance assertion failure message


Project: http://git-wip-us.apache.org/repos/asf/cassandra/repo
Commit: http://git-wip-us.apache.org/repos/asf/cassandra/commit/c4d3a313
Tree: http://git-wip-us.apache.org/repos/asf/cassandra/tree/c4d3a313
Diff: http://git-wip-us.apache.org/repos/asf/cassandra/diff/c4d3a313

Branch: refs/heads/trunk
Commit: c4d3a313885f14e802247b9354aafa4caaae9804
Parents: 0d8da2e
Author: Jonathan Ellis <jb...@apache.org>
Authored: Fri Dec 13 02:30:38 2013 +0600
Committer: Jonathan Ellis <jb...@apache.org>
Committed: Fri Dec 13 02:30:38 2013 +0600

----------------------------------------------------------------------
 src/java/org/apache/cassandra/net/CallbackInfo.java     | 9 +++++++++
 src/java/org/apache/cassandra/net/MessagingService.java | 4 ++--
 2 files changed, 11 insertions(+), 2 deletions(-)
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http://git-wip-us.apache.org/repos/asf/cassandra/blob/c4d3a313/src/java/org/apache/cassandra/net/CallbackInfo.java
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diff --git a/src/java/org/apache/cassandra/net/CallbackInfo.java b/src/java/org/apache/cassandra/net/CallbackInfo.java
index 0edfee9..3e584b4 100644
--- a/src/java/org/apache/cassandra/net/CallbackInfo.java
+++ b/src/java/org/apache/cassandra/net/CallbackInfo.java
@@ -50,4 +50,13 @@ public class CallbackInfo
     {
         return false;
     }
+
+    public String toString()
+    {
+        return "CallbackInfo(" +
+               "target=" + target +
+               ", callback=" + callback +
+               ", serializer=" + serializer +
+               ')';
+    }
 }

http://git-wip-us.apache.org/repos/asf/cassandra/blob/c4d3a313/src/java/org/apache/cassandra/net/MessagingService.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/net/MessagingService.java b/src/java/org/apache/cassandra/net/MessagingService.java
index 2259dbd..20cad82 100644
--- a/src/java/org/apache/cassandra/net/MessagingService.java
+++ b/src/java/org/apache/cassandra/net/MessagingService.java
@@ -535,7 +535,7 @@ public final class MessagingService implements MessagingServiceMBean
         assert message.verb != Verb.MUTATION; // mutations need to call the overload with a ConsistencyLevel
         int messageId = nextId();
         CallbackInfo previous = callbacks.put(messageId, new CallbackInfo(to, cb, callbackDeserializers.get(message.verb)), timeout);
-        assert previous == null;
+        assert previous == null : String.format("Callback already exists for id %d! (%s)", messageId, previous);
         return messageId;
     }
 
@@ -544,7 +544,7 @@ public final class MessagingService implements MessagingServiceMBean
         assert message.verb == Verb.MUTATION || message.verb == Verb.COUNTER_MUTATION;
         int messageId = nextId();
         CallbackInfo previous = callbacks.put(messageId, new WriteCallbackInfo(to, cb, message, callbackDeserializers.get(message.verb), consistencyLevel), timeout);
-        assert previous == null;
+        assert previous == null : String.format("Callback already exists for id %d! (%s)", messageId, previous);
         return messageId;
     }