/*
* Licensed to Elasticsearch under one or more contributor
* license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright
* ownership. Elasticsearch licenses this file to you 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 org.elasticsearch.action;
import org.elasticsearch.common.util.concurrent.AbstractRunnable;
/**
* Base class for {@link Runnable}s that need to call {@link ActionListener#onFailure(Exception)} in case an uncaught
* exception or error is thrown while the actual action is run.
*/
public abstract class ActionRunnable<Response> extends AbstractRunnable {
protected final ActionListener<Response> listener;
public ActionRunnable(ActionListener<Response> listener) {
this.listener = listener;
}
/**
* Calls the action listeners {@link ActionListener#onFailure(Exception)} method with the given exception.
* This method is invoked for all exception thrown by {@link #doRun()}
*/
@Override
public void onFailure(Exception e) {
listener.onFailure(e);
}
}