Github user tillrohrmann commented on a diff in the pull request: https://github.com/apache/flink/pull/5091#discussion_r156892479 --- Diff: flink-runtime/src/main/java/org/apache/flink/runtime/jobmaster/LogicalSlot.java --- @@ -0,0 +1,165 @@ +/* + * 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.jobmaster; + +import org.apache.flink.runtime.clusterframework.types.AllocationID; +import org.apache.flink.runtime.instance.SlotSharingGroupId; +import org.apache.flink.runtime.jobmanager.scheduler.Locality; +import org.apache.flink.runtime.jobmanager.slots.TaskManagerGateway; +import org.apache.flink.runtime.taskmanager.TaskManagerLocation; + +import javax.annotation.Nullable; + +import java.util.concurrent.CompletableFuture; + +/** + * A logical slot represents a resource on a TaskManager into + * which a single task can be deployed. + */ +public interface LogicalSlot { + + Payload TERMINATED_PAYLOAD = new Payload() { + + private final CompletableFuture<?> COMPLETED_TERMINATION_FUTURE = CompletableFuture.completedFuture(null); --- End diff -- Good point. Will fix it.
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