/***********************************************************************************************************************
* Copyright (C) 2010-2013 by the Stratosphere project (http://stratosphere.eu)
*
* 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 eu.stratosphere.nephele.template;
import eu.stratosphere.configuration.Configuration;
import eu.stratosphere.core.fs.Path;
/**
* Specialized subtype of {@link AbstractOutputTask} for tasks which are supposed to write output to
* a file.
*
*/
public abstract class AbstractFileOutputTask extends AbstractOutputTask {
/**
* Returns the output path which has been assigned to the original {@link JobFileOutputVertex}.
*
* @return the output path which has been assigned to the original {@link JobFileOutputVertex} or <code>null</code>
* if the path cannot be retrieved
*/
public Path getFileOutputPath() {
// TODO: This is a quick workaround, problem can be solved in a more generic way
final Configuration conf = getEnvironment().getTaskConfiguration();
final String outputPath = conf.getString("outputPath", null);
if (outputPath != null) {
return new Path(outputPath);
}
return null;
}
}