org.apache.flink.runtime.resourcemanager.resultpartitionmaster.RegisteredJobStatus 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.resourcemanager.resultpartitionmaster;
import org.apache.flink.api.common.JobID;
/**
* The job registration status used to check the whether a result partition has
* been kept without a corresponding job for a while. If so, the result partition
* need to be released.
*/
public class RegisteredJobStatus {
private JobID jobId;
private boolean online;
private long offlineTimestamp;
public RegisteredJobStatus(JobID jobId) {
this.jobId = jobId;
this.online = true;
}
public void markOffline() {
if (online) {
online = false;
offlineTimestamp = System.currentTimeMillis();
}
}
public void markOnline() {
if (!online) {
online = true;
offlineTimestamp = 0;
}
}
public boolean isTimeout(long timeoutInMills) {
if (!online) {
long now = System.currentTimeMillis();
return now - offlineTimestamp > timeoutInMills;
}
return false;
}
public JobID getJobId() {
return jobId;
}
}