flink-runtime/src/main/java/org/apache/flink/runtime/jobmaster/SlotContext.java

/*
 * 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.jobmanager.slots.TaskManagerGateway;

/**
 * Interface for the context of a {@link LogicalSlot}. This context contains information about the
 * underlying allocated slot and how to communicate with the TaskManager on which it was allocated.
 */
public interface SlotContext extends SlotInfo {

    /**
     * Gets the actor gateway that can be used to send messages to the TaskManager.
     *
     * <p>This method should be removed once the new interface-based RPC abstraction is in place
     *
     * @return The gateway that can be used to send messages to the TaskManager.
     */
    TaskManagerGateway getTaskManagerGateway();
}