org.apache.flink.runtime.dispatcher.DefaultDispatcherBootstrap Maven / Gradle / Ivy
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* Licensed to the Apache Software Foundation (ASF) under one
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* distributed with this work for additional information
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* 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
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*/
package org.apache.flink.runtime.dispatcher;
import org.apache.flink.annotation.Internal;
import org.apache.flink.runtime.concurrent.ScheduledExecutor;
import org.apache.flink.runtime.jobgraph.JobGraph;
import java.util.Collection;
import java.util.HashSet;
import static org.apache.flink.util.Preconditions.checkNotNull;
/**
* A {@link DispatcherBootstrap} which submits the provided {@link JobGraph job graphs}
* for execution upon dispatcher initialization.
*/
@Internal
public class DefaultDispatcherBootstrap extends AbstractDispatcherBootstrap {
private final Collection recoveredJobs;
public DefaultDispatcherBootstrap(final Collection recoveredJobsGraphs) {
this.recoveredJobs = new HashSet<>(checkNotNull(recoveredJobsGraphs));
}
@Override
public void initialize(final Dispatcher dispatcher, ScheduledExecutor scheduledExecutor) {
launchRecoveredJobGraphs(dispatcher, recoveredJobs);
recoveredJobs.clear();
}
@Override
public void stop() throws Exception {
// do nothing
}
}