org.apache.flink.runtime.iterative.event.WorkerDoneEvent 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,
* 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.iterative.event;
import org.apache.flink.api.common.aggregators.Aggregator;
import org.apache.flink.core.memory.DataInputView;
import org.apache.flink.core.memory.DataOutputView;
import org.apache.flink.types.Value;
import java.io.IOException;
import java.util.Map;
/**
* Completion event sent from each {@code IterationHead} to the
* {@code IterationSynchronizationSinkTask}.
*/
public class WorkerDoneEvent extends IterationEventWithAggregators {
private int workerIndex;
public WorkerDoneEvent() {
super();
}
public WorkerDoneEvent(int workerIndex, String aggregatorName, Value aggregate) {
super(aggregatorName, aggregate);
this.workerIndex = workerIndex;
}
public WorkerDoneEvent(int workerIndex, Map> aggregators) {
super(aggregators);
this.workerIndex = workerIndex;
}
public int getWorkerIndex() {
return workerIndex;
}
@Override
public void write(DataOutputView out) throws IOException {
out.writeInt(this.workerIndex);
super.write(out);
}
@Override
public void read(DataInputView in) throws IOException {
this.workerIndex = in.readInt();
super.read(in);
}
}