/*
 * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
 * or more contributor license agreements. Licensed under the "Elastic License
 * 2.0", the "GNU Affero General Public License v3.0 only", and the "Server Side
 * Public License v 1"; you may not use this file except in compliance with, at
 * your election, the "Elastic License 2.0", the "GNU Affero General Public
 * License v3.0 only", or the "Server Side Public License, v 1".
 */
package org.elasticsearch.persistent;

import org.elasticsearch.common.util.concurrent.AbstractRunnable;
import org.elasticsearch.core.Nullable;

/**
 * This component is responsible for execution of persistent tasks.
 *
 * It abstracts away the execution of tasks and greatly simplifies testing of PersistentTasksNodeService
 */
public class NodePersistentTasksExecutor {
    public <Params extends PersistentTaskParams> void executeTask(
        final Params params,
        final @Nullable PersistentTaskState state,
        final AllocatedPersistentTask task,
        final PersistentTasksExecutor<Params> executor
    ) {
        executor.getExecutor().execute(new AbstractRunnable() {
            @Override
            public void onFailure(Exception e) {
                task.markAsFailed(e);
            }

            @Override
            protected void doRun() throws Exception {
                try {
                    executor.nodeOperation(task, params, state);
                } catch (Exception ex) {
                    task.markAsFailed(ex);
                }
            }
        });
    }
}