io.cdap.cdap.app.deploy.Configurator Maven / Gradle / Ivy
/*
* 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 io.cdap.cdap.app.deploy;
import com.google.common.util.concurrent.ListenableFuture;
import java.util.concurrent.Callable;
/**
* This interface is used for defining the execution of configure either for distributed mode
* or within a thread in a single node.
*
*
* This interface extends from {@link Callable} with the intent that the callee is responsible for making
* sure that this runs in a thread that is allowed to timeout the execution of configure.
*
*/
public interface Configurator {
/**
* Invokes the configurator.
*
* @return instance of future that callee can timeout
*/
ListenableFuture config();
}