pregelix/pregelix-example/src/test/java/edu/uci/ics/pregelix/example/FailureInjectionIterationCompleteHook.java

/*
 * Copyright 2009-2013 by The Regents of the University of California
 * 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 from
 * 
 *     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 edu.uci.ics.pregelix.example;

import edu.uci.ics.hyracks.api.exceptions.HyracksDataException;
import edu.uci.ics.pregelix.api.job.IIterationCompleteReporterHook;
import edu.uci.ics.pregelix.api.job.PregelixJob;
import edu.uci.ics.pregelix.core.util.PregelixHyracksIntegrationUtil;

/**
 * @author yingyib
 */
public class FailureInjectionIterationCompleteHook implements IIterationCompleteReporterHook {

    @Override
    public void completeIteration(int superstep, PregelixJob job) throws HyracksDataException {
        try {
            if (superstep == 3) {
                PregelixHyracksIntegrationUtil.shutdownNC1();
            }
        } catch (Exception e) {
            throw new HyracksDataException(e);
        }
    }

}