diff options
Diffstat (limited to 'src/main/java/org/onap/avcnmanager/kafka/stream/AVCNKafkaStream.java')
-rw-r--r-- | src/main/java/org/onap/avcnmanager/kafka/stream/AVCNKafkaStream.java | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/src/main/java/org/onap/avcnmanager/kafka/stream/AVCNKafkaStream.java b/src/main/java/org/onap/avcnmanager/kafka/stream/AVCNKafkaStream.java new file mode 100644 index 0000000..dfc7912 --- /dev/null +++ b/src/main/java/org/onap/avcnmanager/kafka/stream/AVCNKafkaStream.java @@ -0,0 +1,61 @@ +/*- + * ============LICENSE_START======================================================= + * Simulator + * ================================================================================ + * Copyright (C) 2021 Nokia. 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========================================================= + */ + +package org.onap.avcnmanager.kafka.stream; + +import org.apache.kafka.streams.KafkaStreams; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.stereotype.Component; + +import javax.annotation.PostConstruct; + + +@Component +public class AVCNKafkaStream { + + private static final Logger LOGGER = LoggerFactory.getLogger(AVCNKafkaStream.class); + + private final KafkaStreams streams; + + @Autowired + AVCNKafkaStream(KafkaStreams streams) { + this.streams = streams; + streams.setUncaughtExceptionHandler(this::handleExceptionInStreams); + } + + @PostConstruct + void startKafkaStream() { + streams.start(); + } + + private void handleExceptionInStreams(Thread thread,Throwable throwable) { + LOGGER.warn("Exception occurred int kafka stream: " + thread); + LOGGER.debug(throwable.getMessage()); + if(!streams.state().isRunning()) { + LOGGER.error("Kafka stream stop running, state: " + streams.state()); + streams.close(); + System.exit(1); + } + } +} + + |