/*************************************************************************
* Copyright 2009-2013 Eucalyptus Systems, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 3 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see http://www.gnu.org/licenses/.
*
* Please contact Eucalyptus Systems, Inc., 6755 Hollister Ave., Goleta
* CA 93117, USA or visit http://www.eucalyptus.com/licenses/ if you need
* additional information or have any questions.
*
* This file may incorporate work covered under the following copyright
* and permission notice:
*
* Software License Agreement (BSD License)
*
* Copyright (c) 2008, Regents of the University of California
* All rights reserved.
*
* Redistribution and use of this software in source and binary forms,
* with or without modification, are permitted provided that the
* following conditions are met:
*
* Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* POSSIBILITY OF SUCH DAMAGE. USERS OF THIS SOFTWARE ACKNOWLEDGE
* THE POSSIBLE PRESENCE OF OTHER OPEN SOURCE LICENSED MATERIAL,
* COPYRIGHTED MATERIAL OR PATENTED MATERIAL IN THIS SOFTWARE,
* AND IF ANY SUCH MATERIAL IS DISCOVERED THE PARTY DISCOVERING
* IT MAY INFORM DR. RICH WOLSKI AT THE UNIVERSITY OF CALIFORNIA,
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* WHICH IN THE REGENTS' DISCRETION MAY INCLUDE, WITHOUT LIMITATION,
* REPLACEMENT OF THE CODE SO IDENTIFIED, LICENSING OF THE CODE SO
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* NEEDED TO COMPLY WITH ANY SUCH LICENSES OR RIGHTS.
************************************************************************/
package com.eucalyptus.blockstorage.entities;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.PersistenceContext;
import javax.persistence.Table;
import com.eucalyptus.entities.AbstractPersistent;
import com.eucalyptus.entities.Entities;
import com.eucalyptus.entities.TransactionException;
import com.eucalyptus.entities.TransactionResource;
import com.eucalyptus.entities.Transactions;
import com.google.common.base.Functions;
@Entity
@PersistenceContext(name = "eucalyptus_storage")
@Table(name = "snapshot_transfer_configuration")
public class SnapshotTransferConfiguration extends AbstractPersistent {
private static final String DEFAULT_SINGLETON_ID = "singleton";
public static final int DEFAULT_BUCKET_CREATION_RETRIES = 10;
public static final String OSG = "objectstoragegateway";
@Column(name = "singleton_id")
private String singletonId;
@Column(name = "snapshot_bucket")
private String snapshotBucket;
public SnapshotTransferConfiguration() {
super();
this.singletonId = DEFAULT_SINGLETON_ID;
}
public SnapshotTransferConfiguration(String snapshotBucket) {
this();
this.snapshotBucket = snapshotBucket;
}
public String getSnapshotBucket() {
return snapshotBucket;
}
public void setSnapshotBucket(String snapshotBucket) {
this.snapshotBucket = snapshotBucket;
}
@Override
public int hashCode() {
final int prime = 31;
int result = super.hashCode();
result = prime * result + ((snapshotBucket == null) ? 0 : snapshotBucket.hashCode());
return result;
}
@Override
public boolean equals(Object obj) {
if (this == obj)
return true;
if (!super.equals(obj))
return false;
if (getClass() != obj.getClass())
return false;
SnapshotTransferConfiguration other = (SnapshotTransferConfiguration) obj;
if (snapshotBucket == null) {
if (other.snapshotBucket != null)
return false;
} else if (!snapshotBucket.equals(other.snapshotBucket))
return false;
return true;
}
synchronized public static SnapshotTransferConfiguration getInstance() throws TransactionException {
return Transactions.one(new SnapshotTransferConfiguration(), Functions.<SnapshotTransferConfiguration>identity());
}
synchronized public static SnapshotTransferConfiguration updateBucketName(String snapshotBucket) {
try (TransactionResource db = Entities.transactionFor(SnapshotTransferConfiguration.class)) {
SnapshotTransferConfiguration conf = null;
try {
conf = Entities.uniqueResult(new SnapshotTransferConfiguration());
conf.setSnapshotBucket(snapshotBucket);
} catch (Exception ex) {
conf = new SnapshotTransferConfiguration(snapshotBucket);
Entities.persist(conf);
} finally {
db.commit();
}
return conf;
}
}
}