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<?php
/**
* PHP OpenCloud library.
*
* @copyright 2014 Rackspace Hosting, Inc. See LICENSE for information.
* @license https://www.apache.org/licenses/LICENSE-2.0
* @author Glen Campbell <glen.campbell@rackspace.com>
* @author Jamie Hannaford <jamie.hannaford@rackspace.com>
*/
namespace OpenCloud\Volume\Resource;
use OpenCloud\Common\PersistentObject;
use OpenCloud\Common\Lang;
use OpenCloud\Common\Exceptions;
/**
* The Volume class represents a single block storage volume
*/
class Volume extends PersistentObject
{
public $id;
public $status;
public $display_name;
public $display_description;
public $size;
public $volume_type;
public $metadata = array();
public $availability_zone;
public $snapshot_id;
public $attachments = array();
public $created_at;
protected static $json_name = 'volume';
protected static $url_resource = 'volumes';
protected $createKeys = array(
'snapshot_id',
'display_name',
'display_description',
'size',
'volume_type',
'availability_zone'
);
// Normally we'd populate a sibling object when this one refreshes
// but there are times (i.e. during creation) when the NAME of the VolumeType
// is returned, instead of its primary key...
protected $associatedResources = array(
//'volume_type' => 'VolumeType'
);
public function update($params = array())
{
throw new Exceptions\UpdateError(
Lang::translate('Block storage volumes cannot be updated')
);
}
public function name()
{
return $this->display_name;
}
protected function createJson()
{
$element = parent::createJson();
if ($this->propertyExists('volume_type')
&& $this->getProperty('volume_type') instanceof VolumeType
) {
$element->volume->volume_type = $this->volume_type->name();
}
return $element;
}
}
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