1 // BSD License (http://www.galagosearch.org/license)
2
3 package org.galagosearch.tupleflow.execution;
4
5 /***
6 * This interface marks classes that can be used to execute TupleFlow job
7 * stages.
8 *
9 * @author trevor
10 */
11 public interface StageExecutor {
12 StageExecutionStatus execute(StageGroupDescription stage, String temporary);
13 void shutdown();
14 }