org.apache.flink.runtime.jobmaster.JobMasterId Maven / Gradle / Ivy
/*
* 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.jobmaster;
import org.apache.flink.util.AbstractID;
import java.util.UUID;
/**
* The {@link JobMaster} fencing token.
*/
public class JobMasterId extends AbstractID {
private static final long serialVersionUID = -933276753644003754L;
public JobMasterId(byte[] bytes) {
super(bytes);
}
public JobMasterId(long lowerPart, long upperPart) {
super(lowerPart, upperPart);
}
public JobMasterId(AbstractID id) {
super(id);
}
public JobMasterId() {
}
public JobMasterId(UUID uuid) {
this(uuid.getLeastSignificantBits(), uuid.getMostSignificantBits());
}
public UUID toUUID() {
return new UUID(getUpperPart(), getLowerPart());
}
public static JobMasterId generate() {
return new JobMasterId();
}
}