org.apache.flink.runtime.messages.TaskBackPressureResponse Maven / Gradle / Ivy
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* 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,
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* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.flink.runtime.messages;
import org.apache.flink.runtime.executiongraph.ExecutionAttemptID;
import org.apache.flink.util.Preconditions;
import java.io.Serializable;
/** Response to the task back pressure request rpc call. */
public class TaskBackPressureResponse implements Serializable {
private static final long serialVersionUID = -4786454630050578031L;
private final int requestId;
private final ExecutionAttemptID executionAttemptID;
private final double backPressureRatio;
public TaskBackPressureResponse(
int requestId, ExecutionAttemptID executionAttemptID, double backPressureRatio) {
this.requestId = requestId;
this.executionAttemptID = Preconditions.checkNotNull(executionAttemptID);
this.backPressureRatio = backPressureRatio;
}
public int getRequestId() {
return requestId;
}
public ExecutionAttemptID getExecutionAttemptID() {
return executionAttemptID;
}
public double getBackPressureRatio() {
return backPressureRatio;
}
}