1 /*
2 *
3 * Licensed to the Apache Software Foundation (ASF) under one
4 * or more contributor license agreements. See the NOTICE file
5 * distributed with this work for additional information
6 * regarding copyright ownership. The ASF licenses this file
7 * to you under the Apache License, Version 2.0 (the
8 * "License"); you may not use this file except in compliance
9 * with the License. You may obtain a copy of the License at
10 *
11 * http://www.apache.org/licenses/LICENSE-2.0
12 *
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
18 */
19
20 package org.apache.hadoop.hbase.namequeues;
21
22 import com.lmax.disruptor.ExceptionHandler;
23 import org.apache.hadoop.hbase.classification.InterfaceAudience;
24 import org.slf4j.Logger;
25 import org.slf4j.LoggerFactory;
26
27 /**
28 * Exception Handler for Online Slow Log Ring Buffer
29 */
30 @InterfaceAudience.Private
31 class DisruptorExceptionHandler implements ExceptionHandler {
32
33 private static final Logger LOG = LoggerFactory.getLogger(DisruptorExceptionHandler.class);
34
35 @Override
36 public void handleEventException(Throwable e, long sequence, Object event) {
37 LOG.error("Sequence={}, event={}", sequence, event, e);
38 }
39
40 @Override
41 public void handleOnStartException(Throwable e) {
42 LOG.error("Disruptor onStartException: ", e);
43 }
44
45 @Override
46 public void handleOnShutdownException(Throwable e) {
47 LOG.error("Disruptor onShutdownException: ", e);
48 }
49
50 }