org.apache.flink.runtime.scheduler.adapter.DefaultExecutionVertex Maven / Gradle / Ivy

Show more of this group Show more artifacts with this name
Show all versions of flink-runtime_2.11 Show documentation
There is a newer version: 1.13.6
/*
 * 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.scheduler.adapter;

import org.apache.flink.api.common.InputDependencyConstraint;
import org.apache.flink.runtime.execution.ExecutionState;
import org.apache.flink.runtime.executiongraph.failover.flip1.FailoverVertex;
import org.apache.flink.runtime.scheduler.strategy.ExecutionVertexID;
import org.apache.flink.runtime.scheduler.strategy.SchedulingExecutionVertex;

import java.util.ArrayList;
import java.util.List;
import java.util.function.Supplier;

import static org.apache.flink.util.Preconditions.checkNotNull;

/**
 * Default implementation of {@link SchedulingExecutionVertex} and {@link FailoverVertex}.
 */
class DefaultExecutionVertex implements SchedulingExecutionVertex,
		FailoverVertex {

	private final ExecutionVertexID executionVertexId;

	private final List consumedResults;

	private final List producedResults;

	private final Supplier stateSupplier;

	private final InputDependencyConstraint inputDependencyConstraint;

	DefaultExecutionVertex(
			ExecutionVertexID executionVertexId,
			List producedPartitions,
			Supplier stateSupplier,
			InputDependencyConstraint constraint) {
		this.executionVertexId = checkNotNull(executionVertexId);
		this.consumedResults = new ArrayList<>();
		this.stateSupplier = checkNotNull(stateSupplier);
		this.producedResults = checkNotNull(producedPartitions);
		this.inputDependencyConstraint = checkNotNull(constraint);
	}

	@Override
	public ExecutionVertexID getId() {
		return executionVertexId;
	}

	@Override
	public ExecutionState getState() {
		return stateSupplier.get();
	}

	@Override
	public Iterable getConsumedResults() {
		return consumedResults;
	}

	@Override
	public Iterable getProducedResults() {
		return producedResults;
	}

	@Override
	public InputDependencyConstraint getInputDependencyConstraint() {
		return inputDependencyConstraint;
	}

	void addConsumedResult(DefaultResultPartition result) {
			consumedResults.add(result);
	}
}