/*
* Copyright 2012 LinkedIn Corp.
*
* Licensed 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 azkaban.execapp.event;
import azkaban.executor.Status;
public class BlockingStatus {
private static final long WAIT_TIME = 5 * 60 * 1000;
private final int execId;
private final String jobId;
private Status status;
public BlockingStatus(int execId, String jobId, Status initialStatus) {
this.execId = execId;
this.jobId = jobId;
this.status = initialStatus;
}
public Status blockOnFinishedStatus() {
if (status == null) {
return null;
}
while (!Status.isStatusFinished(status)) {
synchronized (this) {
try {
this.wait(WAIT_TIME);
} catch (InterruptedException e) {
}
}
}
return status;
}
public Status viewStatus() {
return this.status;
}
public void unblock() {
synchronized (this) {
this.notifyAll();
}
}
public void changeStatus(Status status) {
synchronized (this) {
this.status = status;
if (Status.isStatusFinished(status)) {
unblock();
}
}
}
public int getExecId() {
return execId;
}
public String getJobId() {
return jobId;
}
}