/*
* Copyright © 2014 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.api;
import org.apache.twill.api.ResourceSpecification;
import org.apache.twill.api.TwillApplication;
import org.apache.twill.api.TwillRunnable;
import org.apache.twill.api.TwillRunnableSpecification;
import org.apache.twill.api.TwillSpecification;
/**
* A simple {@link org.apache.twill.api.TwillApplication} that contains
* only one {@link org.apache.twill.api.TwillRunnable}.
*
*/
public class SingleRunnableApplication implements TwillApplication {
private final TwillRunnable runnable;
private final ResourceSpecification resourceSpec;
public SingleRunnableApplication(TwillRunnable runnable, ResourceSpecification resourceSpec) {
this.runnable = runnable;
this.resourceSpec = resourceSpec;
}
@Override
public TwillSpecification configure() {
TwillRunnableSpecification runnableSpec = runnable.configure();
return TwillSpecification.Builder.with()
.setName(runnableSpec.getName())
.withRunnable().add(runnableSpec.getName(), runnable, resourceSpec)
.noLocalFiles()
.anyOrder()
.build();
}
}