FailSafeExecutor.java

/*
 * Copyright (c) 2001-2017, Zoltan Farkas All Rights Reserved.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 *
 * Additionally licensed with:
 *
 * 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 org.spf4j.failsafe.concurrent;

import java.util.concurrent.Callable;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.Future;
import java.util.concurrent.TimeUnit;
import java.util.function.Supplier;
import org.spf4j.concurrent.InterruptibleCompletableFuture;
import org.spf4j.failsafe.RetryPredicate;

/**
 *
 * @author Zoltan Farkas
 */
public interface FailSafeExecutor extends AutoCloseable {

  void close() throws InterruptedException;

  <A> void execute(Callable<? extends A> task, RetryPredicate<A, ? extends Callable<? extends A>> predicate);

  <A> Future<A> submit(Callable<? extends A> task, RetryPredicate<A, ? extends Callable<? extends A>> predicate);

  <A> Future<A> submit(Callable<? extends A> task, RetryPredicate<A, ? extends Callable<? extends A>> predicate,
          int nrHedges, long hedgeDelay, TimeUnit unit);

  default <A> CompletableFuture<A> submitRx(Callable<? extends A> task,
          RetryPredicate<A, ? extends Callable<? extends A>> predicate) {
    return submitRx(task, predicate, () -> new InterruptibleCompletableFuture());
  }

  <A> CompletableFuture<A> submitRx(Callable<? extends A> task,
          RetryPredicate<A, ? extends Callable<? extends A>> predicate,
          Supplier<InterruptibleCompletableFuture<A>> cfSupplier);

  default <A> CompletableFuture<A> submitRx(Callable<? extends A> task,
          RetryPredicate<A, ? extends Callable<? extends A>> predicate,
          int nrHedges, long hedgeDelay, TimeUnit unit) {
    return submitRx(task, predicate, nrHedges, hedgeDelay, unit, () -> new InterruptibleCompletableFuture());
  }

 <A> CompletableFuture<A> submitRx(Callable<? extends A> task,
           RetryPredicate<A, ? extends Callable<? extends A>> predicate,
           int nrHedges,  long hedgeDelay,  TimeUnit unit,
           Supplier<InterruptibleCompletableFuture<A>> cfSupplier);

}