001/* 002 * Licensed to the Apache Software Foundation (ASF) under one 003 * or more contributor license agreements. See the NOTICE file 004 * distributed with this work for additional information 005 * regarding copyright ownership. The ASF licenses this file 006 * to you under the Apache License, Version 2.0 (the 007 * "License"); you may not use this file except in compliance 008 * with the License. You may obtain a copy of the License at 009 * 010 * http://www.apache.org/licenses/LICENSE-2.0 011 * 012 * Unless required by applicable law or agreed to in writing, software 013 * distributed under the License is distributed on an "AS IS" BASIS, 014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 015 * See the License for the specific language governing permissions and 016 * limitations under the License. 017 */ 018package org.apache.hadoop.hbase.namequeues; 019 020import com.lmax.disruptor.ExceptionHandler; 021import org.apache.yetus.audience.InterfaceAudience; 022import org.slf4j.Logger; 023import org.slf4j.LoggerFactory; 024 025/** 026 * Exception Handler for Online Slow Log Ring Buffer 027 */ 028@InterfaceAudience.Private 029class DisruptorExceptionHandler implements ExceptionHandler<RingBufferEnvelope> { 030 031 private static final Logger LOG = LoggerFactory.getLogger(DisruptorExceptionHandler.class); 032 033 @Override 034 public void handleEventException(Throwable e, long sequence, RingBufferEnvelope event) { 035 LOG.error("Sequence={}, event={}", sequence, event, e); 036 } 037 038 @Override 039 public void handleOnStartException(Throwable e) { 040 LOG.error("Disruptor onStartException: ", e); 041 } 042 043 @Override 044 public void handleOnShutdownException(Throwable e) { 045 LOG.error("Disruptor onShutdownException: ", e); 046 } 047 048}