tso-server/src/main/java/org/apache/omid/tso/FatalExceptionHandler.java

/*
 * 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.omid.tso;

import com.lmax.disruptor.ExceptionHandler;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

class FatalExceptionHandler implements ExceptionHandler {

    private static final Logger LOG = LoggerFactory.getLogger(FatalExceptionHandler.class);

    Panicker panicker;

    FatalExceptionHandler(Panicker panicker) {
        this.panicker = panicker;
    }

    @Override
    public void handleEventException(Throwable ex, long sequence, Object event) {

        LOG.error("Uncaught exception throws for sequence {}, event {}", sequence, event, ex);
        panicker.panic("Uncaught exception in disruptor thread", ex);

    }

    @Override
    public void handleOnShutdownException(Throwable ex) {
        LOG.warn("Uncaught exception shutting down", ex);
    }

    @Override
    public void handleOnStartException(Throwable ex) {
        panicker.panic("Uncaught exception starting up", ex);
    }

}