org.apache.flink.runtime.executiongraph.failover.flip1.partitionrelease.ConsumerRegionGroupExecutionView 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.executiongraph.failover.flip1.partitionrelease;
import org.apache.flink.runtime.scheduler.strategy.ConsumedPartitionGroup;
import org.apache.flink.runtime.scheduler.strategy.SchedulingPipelinedRegion;
import java.util.HashSet;
import java.util.Iterator;
import java.util.Set;
/**
* This view maintains the finished progress of consumer {@link SchedulingPipelinedRegion}s for each
* {@link ConsumedPartitionGroup}.
*/
public class ConsumerRegionGroupExecutionView implements Iterable {
private final Set unfinishedConsumerRegions;
public ConsumerRegionGroupExecutionView() {
this.unfinishedConsumerRegions = new HashSet<>();
}
@Override
public Iterator iterator() {
return unfinishedConsumerRegions.iterator();
}
void add(SchedulingPipelinedRegion region) {
unfinishedConsumerRegions.add(region);
}
void regionFinished(SchedulingPipelinedRegion region) {
unfinishedConsumerRegions.remove(region);
}
void regionUnfinished(SchedulingPipelinedRegion region) {
unfinishedConsumerRegions.add(region);
}
boolean isFinished() {
return unfinishedConsumerRegions.isEmpty();
}
}