org.apache.flink.runtime.rpc.FencedMainThreadExecutable Maven / Gradle / Ivy
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF 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.apache.flink.runtime.rpc;
import org.apache.flink.api.common.time.Time;
import java.util.concurrent.Callable;
import java.util.concurrent.CompletableFuture;
/**
* Extended {@link MainThreadExecutable} interface which allows to run unfenced runnables in the
* main thread.
*/
public interface FencedMainThreadExecutable extends MainThreadExecutable {
/**
* Run the given runnable in the main thread without attaching a fencing token.
*
* @param runnable to run in the main thread without validating the fencing token.
*/
void runAsyncWithoutFencing(Runnable runnable);
/**
* Run the given callable in the main thread without attaching a fencing token.
*
* @param callable to run in the main thread without validating the fencing token.
* @param timeout for the operation
* @param type of the callable result
* @return Future containing the callable result
*/
CompletableFuture callAsyncWithoutFencing(Callable callable, Time timeout);
}