/*************************************************************************
* Copyright 2009-2012 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
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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*
* 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.
*
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* and permission notice:
*
* Software License Agreement (BSD License)
*
* Copyright (c) 2008, Regents of the University of California
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************************************************************************/
package com.eucalyptus.compute.common.internal.vmtypes;
import javax.persistence.Column;
import javax.persistence.Embeddable;
import javax.persistence.EnumType;
import javax.persistence.Enumerated;
import org.hibernate.annotations.Parent;
import com.eucalyptus.compute.common.internal.images.EphemeralDeviceMapping;
/**
* Static instance type definition of the base/default epehemeral disk configurations (NOT to be
* confused with {@link EphemeralDeviceMapping}.
*
* @author chris grzegorczyk <grze@eucalyptus.com>
* @see {@link EphemeralDeviceMapping}
*/
@Embeddable
public class EphemeralDisk implements Comparable<EphemeralDisk> {
public enum Format {
swap,
ext3,
none
}
@Parent
private VmType parent;
@Column( name = "config_vm_type_ephemeral_disk_name" )
private String diskName; //e.g., ephemeral0
@Column( name = "config_vm_type_ephemeral_device_name" )
private String deviceName;
@Column( name = "config_vm_type_ephemeral_size" )
private Integer size; //in GBs, of course?
@Enumerated( EnumType.STRING )
@Column( name = "config_vm_type_ephemeral_format" )
private Format format;
protected EphemeralDisk( ) {
}
private EphemeralDisk( VmType parent, String diskName, String deviceName, Integer size ) {
super( );
this.parent = parent;
this.diskName = diskName;
this.deviceName = deviceName;
this.size = size;
}
private EphemeralDisk( VmType parent, String diskName, String deviceName, Integer size, Format format ) {
this( parent, diskName, deviceName, size );
this.format = format;
}
@Override
public int hashCode( ) {
final int prime = 31;
int result = 1;
result = prime * result + ( ( this.deviceName == null ) ? 0 : this.deviceName.hashCode( ) );
result = prime * result + ( ( this.diskName == null ) ? 0 : this.diskName.hashCode( ) );
result = prime * result + ( ( this.size == null ) ? 0 : this.size.hashCode( ) );
return result;
}
@Override
public boolean equals( Object obj ) {
if ( this == obj ) {
return true;
}
if ( obj == null ) {
return false;
}
if ( getClass( ) != obj.getClass( ) ) {
return false;
}
EphemeralDisk other = ( EphemeralDisk ) obj;
if ( this.deviceName == null ) {
if ( other.deviceName != null ) {
return false;
}
} else if ( !this.deviceName.equals( other.deviceName ) ) {
return false;
}
if ( this.diskName == null ) {
if ( other.diskName != null ) {
return false;
}
} else if ( !this.diskName.equals( other.diskName ) ) {
return false;
}
if ( this.size == null ) {
if ( other.size != null ) {
return false;
}
} else if ( !this.size.equals( other.size ) ) {
return false;
}
return true;
}
@Override
public int compareTo( EphemeralDisk o ) {
return this.equals( o ) ? 0 : this.hashCode( ) - o.hashCode( );
}
public static EphemeralDisk create( VmType parent, String diskName, String deviceName, Integer size, Format format ) {
return new EphemeralDisk( parent, diskName, deviceName, size, format );
}
public static EphemeralDisk create( String diskName, String deviceName, Integer size, Format format ) {
return new EphemeralDisk( null, diskName, deviceName, size, format );
}
public VmType getParent( ) {
return this.parent;
}
public String getDiskName( ) {
return this.diskName;
}
public String getDeviceName( ) {
return this.deviceName;
}
public Integer getSize( ) {
return this.size;
}
public Format getFormat( ) {
return this.format;
}
private void setParent( VmType parent ) {
this.parent = parent;
}
private void setDiskName( String diskName ) {
this.diskName = diskName;
}
private void setDeviceName( String deviceName ) {
this.deviceName = deviceName;
}
private void setSize( Integer size ) {
this.size = size;
}
private void setFormat( Format format ) {
this.format = format;
}
}