diff options
Diffstat (limited to 'qpid/java/client/src/main/java/org/apache/qpid/jms/ConnectionListener.java')
-rw-r--r-- | qpid/java/client/src/main/java/org/apache/qpid/jms/ConnectionListener.java | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/qpid/java/client/src/main/java/org/apache/qpid/jms/ConnectionListener.java b/qpid/java/client/src/main/java/org/apache/qpid/jms/ConnectionListener.java new file mode 100644 index 0000000000..11c235901c --- /dev/null +++ b/qpid/java/client/src/main/java/org/apache/qpid/jms/ConnectionListener.java @@ -0,0 +1,58 @@ +/* + * + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + * + */ +package org.apache.qpid.jms; + +public interface ConnectionListener +{ + /** + * Called when bytes have been transmitted to the server + * @param count the number of bytes sent in total since the connection was opened + */ + void bytesSent(long count); + + /** + * Called when some bytes have been received on a connection + * @param count the number of bytes received in total since the connection was opened + */ + void bytesReceived(long count); + + /** + * Called after the infrastructure has detected that failover is required but before attempting failover. + * @param redirect true if the broker requested redirect. false if failover is occurring due to a connection error. + * @return true to continue failing over, false to veto failover and raise a connection exception + */ + boolean preFailover(boolean redirect); + + /** + * Called after connection has been made to another broker after failover has been started but before + * any resubscription has been done. + * @return true to continue with resubscription, false to prevent automatic resubscription. This is useful in + * cases where the application wants to handle resubscription. Note that in the latter case all sessions, producers + * and consumers are invalidated. + */ + boolean preResubscribe(); + + /** + * Called once failover has completed successfully. This is called irrespective of whether the client has + * vetoed automatic resubscription. + */ + void failoverComplete(); +} |