diff options
Diffstat (limited to 'src/main/java/org/onap/dmaap/dmf/mr/backends/kafka/LiveLockAvoidance.java')
-rw-r--r-- | src/main/java/org/onap/dmaap/dmf/mr/backends/kafka/LiveLockAvoidance.java | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/src/main/java/org/onap/dmaap/dmf/mr/backends/kafka/LiveLockAvoidance.java b/src/main/java/org/onap/dmaap/dmf/mr/backends/kafka/LiveLockAvoidance.java new file mode 100644 index 0000000..4aa8a97 --- /dev/null +++ b/src/main/java/org/onap/dmaap/dmf/mr/backends/kafka/LiveLockAvoidance.java @@ -0,0 +1,45 @@ +/******************************************************************************* + * ============LICENSE_START======================================================= + * org.onap.dmaap + * ================================================================================ + * Copyright © 2017 AT&T Intellectual Property. All rights reserved. + * ================================================================================ + * Licensed 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. + * ============LICENSE_END========================================================= + * + * ECOMP is a trademark and service mark of AT&T Intellectual Property. + * + *******************************************************************************/ +package org.onap.dmaap.dmf.mr.backends.kafka; + + + +/** + * Live Lock Avoidance interface. To be implemented by the main message router client + * + */ +public interface LiveLockAvoidance { + + /** + * Gets the unique id + * @return the unique id for the Message Router server instance + */ + String getAppId(); + + + /** + * Main callback to inform the local MR server instance that all consumers in a group need to soft poll + * @param groupName name of the Kafka consumer group needed a soft poll + */ + void handleRebalanceUnlock( String groupName); + +} |