/*
* Copyright © 2015 Cask Data, Inc.
*
* 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.
*/
package co.cask.cdap.etl.batch.mapreduce;
import co.cask.cdap.api.mapreduce.MapReduceContext;
import co.cask.cdap.api.metrics.Metrics;
import co.cask.cdap.etl.api.LookupProvider;
import co.cask.cdap.etl.api.batch.BatchContext;
import co.cask.cdap.etl.batch.AbstractBatchContext;
import co.cask.cdap.etl.log.LogContext;
import java.util.Map;
import java.util.concurrent.Callable;
/**
* Abstract implementation of {@link BatchContext} using {@link MapReduceContext}.
*/
public class MapReduceBatchContext extends AbstractBatchContext {
protected final MapReduceContext mrContext;
public MapReduceBatchContext(MapReduceContext context, Metrics metrics,
LookupProvider lookup, String stageName, Map<String, String> runtimeArguments) {
super(context, metrics, lookup, stageName, context.getLogicalStartTime(), runtimeArguments);
this.mrContext = context;
}
@Override
public <T> T getHadoopJob() {
return LogContext.runWithoutLoggingUnchecked(new Callable<T>() {
@Override
public T call() throws Exception {
return mrContext.getHadoopJob();
}
});
}
}