Overview
  • Namespace
  • Class

Namespaces

  • OpenCloud
    • Autoscale
      • Resource
    • CDN
      • Resource
    • CloudMonitoring
      • Collection
      • Exception
      • Resource
    • Common
      • Collection
      • Constants
      • Exceptions
      • Http
        • Message
      • Log
      • Resource
      • Service
    • Compute
      • Constants
      • Exception
      • Resource
    • Database
      • Resource
    • DNS
      • Collection
      • Resource
    • Identity
      • Constants
      • Resource
    • Image
      • Enum
      • Resource
        • JsonPatch
        • Schema
    • LoadBalancer
      • Collection
      • Enum
      • Resource
    • Networking
      • Resource
    • ObjectStore
      • Constants
      • Enum
      • Exception
      • Resource
      • Upload
    • Orchestration
      • Resource
    • Queues
      • Collection
      • Exception
      • Resource
    • Volume
      • Resource

Classes

  • OpenCloud\Autoscale\Resource\AbstractResource
  • OpenCloud\Autoscale\Resource\Group
  • OpenCloud\Autoscale\Resource\GroupConfiguration
  • OpenCloud\Autoscale\Resource\LaunchConfiguration
  • OpenCloud\Autoscale\Resource\ScalingPolicy
  • OpenCloud\Autoscale\Resource\Webhook
  • OpenCloud\Autoscale\Service
  • OpenCloud\CDN\Resource\Flavor
  • OpenCloud\CDN\Resource\Service
  • OpenCloud\CDN\Service
  • OpenCloud\CloudMonitoring\Collection\MonitoringIterator
  • OpenCloud\CloudMonitoring\Resource\AbstractResource
  • OpenCloud\CloudMonitoring\Resource\Agent
  • OpenCloud\CloudMonitoring\Resource\AgentConnection
  • OpenCloud\CloudMonitoring\Resource\AgentHost
  • OpenCloud\CloudMonitoring\Resource\AgentHostInfo
  • OpenCloud\CloudMonitoring\Resource\AgentTarget
  • OpenCloud\CloudMonitoring\Resource\AgentToken
  • OpenCloud\CloudMonitoring\Resource\Alarm
  • OpenCloud\CloudMonitoring\Resource\Changelog
  • OpenCloud\CloudMonitoring\Resource\Check
  • OpenCloud\CloudMonitoring\Resource\CheckType
  • OpenCloud\CloudMonitoring\Resource\Entity
  • OpenCloud\CloudMonitoring\Resource\Metric
  • OpenCloud\CloudMonitoring\Resource\MetricDataPoint
  • OpenCloud\CloudMonitoring\Resource\Notification
  • OpenCloud\CloudMonitoring\Resource\NotificationHistory
  • OpenCloud\CloudMonitoring\Resource\NotificationPlan
  • OpenCloud\CloudMonitoring\Resource\NotificationType
  • OpenCloud\CloudMonitoring\Resource\ReadOnlyResource
  • OpenCloud\CloudMonitoring\Resource\View
  • OpenCloud\CloudMonitoring\Resource\Zone
  • OpenCloud\CloudMonitoring\Service
  • OpenCloud\Common\ArrayAccess
  • OpenCloud\Common\Base
  • OpenCloud\Common\Collection
  • OpenCloud\Common\Collection\ArrayCollection
  • OpenCloud\Common\Collection\PaginatedIterator
  • OpenCloud\Common\Collection\ResourceIterator
  • OpenCloud\Common\Constants\Datetime
  • OpenCloud\Common\Constants\Header
  • OpenCloud\Common\Constants\Mime
  • OpenCloud\Common\Constants\Service
  • OpenCloud\Common\Constants\Size
  • OpenCloud\Common\Constants\State
  • OpenCloud\Common\Http\Client
  • OpenCloud\Common\Http\Message\Formatter
  • OpenCloud\Common\Http\Message\RequestSubscriber
  • OpenCloud\Common\Lang
  • OpenCloud\Common\Log\Logger
  • OpenCloud\Common\Metadata
  • OpenCloud\Common\PersistentObject
  • OpenCloud\Common\Resource\BaseResource
  • OpenCloud\Common\Resource\NovaResource
  • OpenCloud\Common\Resource\PersistentResource
  • OpenCloud\Common\Resource\ReadOnlyResource
  • OpenCloud\Common\Service\AbstractService
  • OpenCloud\Common\Service\Catalog
  • OpenCloud\Common\Service\CatalogItem
  • OpenCloud\Common\Service\CatalogService
  • OpenCloud\Common\Service\Endpoint
  • OpenCloud\Common\Service\NovaService
  • OpenCloud\Common\Service\ServiceBuilder
  • OpenCloud\Compute\Constants\ImageState
  • OpenCloud\Compute\Constants\Network
  • OpenCloud\Compute\Constants\ServerState
  • OpenCloud\Compute\Resource\Flavor
  • OpenCloud\Compute\Resource\Image
  • OpenCloud\Compute\Resource\KeyPair
  • OpenCloud\Compute\Resource\Network
  • OpenCloud\Compute\Resource\Server
  • OpenCloud\Compute\Resource\ServerMetadata
  • OpenCloud\Compute\Resource\VolumeAttachment
  • OpenCloud\Compute\Service
  • OpenCloud\Database\Resource\Backup
  • OpenCloud\Database\Resource\Configuration
  • OpenCloud\Database\Resource\Database
  • OpenCloud\Database\Resource\Datastore
  • OpenCloud\Database\Resource\DatastoreVersion
  • OpenCloud\Database\Resource\Instance
  • OpenCloud\Database\Resource\User
  • OpenCloud\Database\Service
  • OpenCloud\DNS\Collection\DnsIterator
  • OpenCloud\DNS\Resource\AbstractResource
  • OpenCloud\DNS\Resource\AsyncResponse
  • OpenCloud\DNS\Resource\Domain
  • OpenCloud\DNS\Resource\PtrRecord
  • OpenCloud\DNS\Resource\Record
  • OpenCloud\DNS\Resource\Subdomain
  • OpenCloud\DNS\Service
  • OpenCloud\Identity\Constants\User
  • OpenCloud\Identity\Resource\Role
  • OpenCloud\Identity\Resource\Tenant
  • OpenCloud\Identity\Resource\Token
  • OpenCloud\Identity\Resource\User
  • OpenCloud\Identity\Service
  • OpenCloud\Image\Enum\Document
  • OpenCloud\Image\Enum\MemberStatus
  • OpenCloud\Image\Enum\OperationType
  • OpenCloud\Image\Enum\Schema
  • OpenCloud\Image\Resource\AbstractSchemaResource
  • OpenCloud\Image\Resource\Image
  • OpenCloud\Image\Resource\JsonPatch\Document
  • OpenCloud\Image\Resource\JsonPatch\Encoder
  • OpenCloud\Image\Resource\JsonPatch\Operation
  • OpenCloud\Image\Resource\Member
  • OpenCloud\Image\Resource\Schema\AbstractSchemaItem
  • OpenCloud\Image\Resource\Schema\Property
  • OpenCloud\Image\Resource\Schema\Schema
  • OpenCloud\Image\Service
  • OpenCloud\LoadBalancer\Collection\LoadBalancerIterator
  • OpenCloud\LoadBalancer\Enum\IpType
  • OpenCloud\LoadBalancer\Enum\NodeCondition
  • OpenCloud\LoadBalancer\Enum\NodeType
  • OpenCloud\LoadBalancer\Resource\AbstractResource
  • OpenCloud\LoadBalancer\Resource\Access
  • OpenCloud\LoadBalancer\Resource\Algorithm
  • OpenCloud\LoadBalancer\Resource\AllowedDomain
  • OpenCloud\LoadBalancer\Resource\CertificateMapping
  • OpenCloud\LoadBalancer\Resource\ConnectionLogging
  • OpenCloud\LoadBalancer\Resource\ConnectionThrottle
  • OpenCloud\LoadBalancer\Resource\ContentCaching
  • OpenCloud\LoadBalancer\Resource\ErrorPage
  • OpenCloud\LoadBalancer\Resource\HealthMonitor
  • OpenCloud\LoadBalancer\Resource\LoadBalancer
  • OpenCloud\LoadBalancer\Resource\Metadata
  • OpenCloud\LoadBalancer\Resource\Node
  • OpenCloud\LoadBalancer\Resource\NodeEvent
  • OpenCloud\LoadBalancer\Resource\NonIdUriResource
  • OpenCloud\LoadBalancer\Resource\Protocol
  • OpenCloud\LoadBalancer\Resource\ReadOnlyResource
  • OpenCloud\LoadBalancer\Resource\SessionPersistence
  • OpenCloud\LoadBalancer\Resource\SSLTermination
  • OpenCloud\LoadBalancer\Resource\Stats
  • OpenCloud\LoadBalancer\Resource\UsageRecord
  • OpenCloud\LoadBalancer\Resource\VirtualIp
  • OpenCloud\LoadBalancer\Service
  • OpenCloud\Networking\Resource\Network
  • OpenCloud\Networking\Resource\Port
  • OpenCloud\Networking\Resource\SecurityGroup
  • OpenCloud\Networking\Resource\SecurityGroupRule
  • OpenCloud\Networking\Resource\Subnet
  • OpenCloud\Networking\Service
  • OpenCloud\ObjectStore\AbstractService
  • OpenCloud\ObjectStore\CDNService
  • OpenCloud\ObjectStore\Constants\Header
  • OpenCloud\ObjectStore\Constants\UrlType
  • OpenCloud\ObjectStore\Enum\ReturnType
  • OpenCloud\ObjectStore\Resource\AbstractContainer
  • OpenCloud\ObjectStore\Resource\AbstractResource
  • OpenCloud\ObjectStore\Resource\Account
  • OpenCloud\ObjectStore\Resource\CDNContainer
  • OpenCloud\ObjectStore\Resource\Container
  • OpenCloud\ObjectStore\Resource\ContainerMetadata
  • OpenCloud\ObjectStore\Resource\DataObject
  • OpenCloud\ObjectStore\Service
  • OpenCloud\ObjectStore\Upload\AbstractTransfer
  • OpenCloud\ObjectStore\Upload\ConcurrentTransfer
  • OpenCloud\ObjectStore\Upload\ConsecutiveTransfer
  • OpenCloud\ObjectStore\Upload\ContainerMigration
  • OpenCloud\ObjectStore\Upload\DirectorySync
  • OpenCloud\ObjectStore\Upload\TransferBuilder
  • OpenCloud\ObjectStore\Upload\TransferPart
  • OpenCloud\ObjectStore\Upload\TransferState
  • OpenCloud\OpenStack
  • OpenCloud\Orchestration\Resource\BuildInfo
  • OpenCloud\Orchestration\Resource\Event
  • OpenCloud\Orchestration\Resource\Resource
  • OpenCloud\Orchestration\Resource\ResourceType
  • OpenCloud\Orchestration\Resource\Stack
  • OpenCloud\Orchestration\Service
  • OpenCloud\Queues\Collection\MessageIterator
  • OpenCloud\Queues\Resource\Claim
  • OpenCloud\Queues\Resource\Message
  • OpenCloud\Queues\Resource\Queue
  • OpenCloud\Queues\Service
  • OpenCloud\Rackspace
  • OpenCloud\Version
  • OpenCloud\Volume\Resource\Snapshot
  • OpenCloud\Volume\Resource\Volume
  • OpenCloud\Volume\Resource\VolumeType
  • OpenCloud\Volume\Service

Interfaces

  • OpenCloud\Common\Service\ServiceInterface
  • OpenCloud\DNS\Resource\HasPtrRecordsInterface
  • OpenCloud\Image\Resource\ImageInterface
  • OpenCloud\Networking\Resource\NetworkInterface

Exceptions

  • OpenCloud\CloudMonitoring\Exception\AgentException
  • OpenCloud\CloudMonitoring\Exception\AlarmException
  • OpenCloud\CloudMonitoring\Exception\CheckException
  • OpenCloud\CloudMonitoring\Exception\CloudMonitoringException
  • OpenCloud\CloudMonitoring\Exception\EntityException
  • OpenCloud\CloudMonitoring\Exception\MetricException
  • OpenCloud\CloudMonitoring\Exception\NotificationHistoryException
  • OpenCloud\CloudMonitoring\Exception\NotificationPlanException
  • OpenCloud\CloudMonitoring\Exception\ServiceException
  • OpenCloud\CloudMonitoring\Exception\TestException
  • OpenCloud\CloudMonitoring\Exception\ZoneException
  • OpenCloud\Common\Exceptions\AsyncError
  • OpenCloud\Common\Exceptions\AsyncHttpError
  • OpenCloud\Common\Exceptions\AsyncTimeoutError
  • OpenCloud\Common\Exceptions\AttributeError
  • OpenCloud\Common\Exceptions\AuthenticationError
  • OpenCloud\Common\Exceptions\BackupInstanceError
  • OpenCloud\Common\Exceptions\BackupNameError
  • OpenCloud\Common\Exceptions\BaseException
  • OpenCloud\Common\Exceptions\CdnError
  • OpenCloud\Common\Exceptions\CdnHttpError
  • OpenCloud\Common\Exceptions\CdnNotAvailableError
  • OpenCloud\Common\Exceptions\CdnTtlError
  • OpenCloud\Common\Exceptions\CollectionException
  • OpenCloud\Common\Exceptions\ContainerCreateError
  • OpenCloud\Common\Exceptions\ContainerDeleteError
  • OpenCloud\Common\Exceptions\ContainerError
  • OpenCloud\Common\Exceptions\ContainerNameError
  • OpenCloud\Common\Exceptions\ContainerNotEmptyError
  • OpenCloud\Common\Exceptions\ContainerNotFoundError
  • OpenCloud\Common\Exceptions\CreateError
  • OpenCloud\Common\Exceptions\CreateUpdateError
  • OpenCloud\Common\Exceptions\CredentialError
  • OpenCloud\Common\Exceptions\DatabaseCreateError
  • OpenCloud\Common\Exceptions\DatabaseDeleteError
  • OpenCloud\Common\Exceptions\DatabaseListError
  • OpenCloud\Common\Exceptions\DatabaseNameError
  • OpenCloud\Common\Exceptions\DatabaseUpdateError
  • OpenCloud\Common\Exceptions\DeleteError
  • OpenCloud\Common\Exceptions\DocumentError
  • OpenCloud\Common\Exceptions\DomainError
  • OpenCloud\Common\Exceptions\DomainNotFoundException
  • OpenCloud\Common\Exceptions\EmptyResponseError
  • OpenCloud\Common\Exceptions\EndpointError
  • OpenCloud\Common\Exceptions\FlavorError
  • OpenCloud\Common\Exceptions\ForbiddenOperationException
  • OpenCloud\Common\Exceptions\HttpError
  • OpenCloud\Common\Exceptions\HttpForbiddenError
  • OpenCloud\Common\Exceptions\HttpOverLimitError
  • OpenCloud\Common\Exceptions\HttpResponseException
  • OpenCloud\Common\Exceptions\HttpRetryError
  • OpenCloud\Common\Exceptions\HttpTimeoutError
  • OpenCloud\Common\Exceptions\HttpUnauthorizedError
  • OpenCloud\Common\Exceptions\HttpUrlError
  • OpenCloud\Common\Exceptions\IdRequiredError
  • OpenCloud\Common\Exceptions\ImageError
  • OpenCloud\Common\Exceptions\InstanceCreateError
  • OpenCloud\Common\Exceptions\InstanceDeleteError
  • OpenCloud\Common\Exceptions\InstanceError
  • OpenCloud\Common\Exceptions\InstanceFlavorError
  • OpenCloud\Common\Exceptions\InstanceNotFound
  • OpenCloud\Common\Exceptions\InstanceUpdateError
  • OpenCloud\Common\Exceptions\InvalidArgumentError
  • OpenCloud\Common\Exceptions\InvalidIdTypeError
  • OpenCloud\Common\Exceptions\InvalidIpTypeError
  • OpenCloud\Common\Exceptions\InvalidParameterError
  • OpenCloud\Common\Exceptions\InvalidRequestError
  • OpenCloud\Common\Exceptions\InvalidTemplateError
  • OpenCloud\Common\Exceptions\IOError
  • OpenCloud\Common\Exceptions\JsonError
  • OpenCloud\Common\Exceptions\LoggingException
  • OpenCloud\Common\Exceptions\MetadataCreateError
  • OpenCloud\Common\Exceptions\MetadataDeleteError
  • OpenCloud\Common\Exceptions\MetadataError
  • OpenCloud\Common\Exceptions\MetadataJsonError
  • OpenCloud\Common\Exceptions\MetadataKeyError
  • OpenCloud\Common\Exceptions\MetadataPrefixError
  • OpenCloud\Common\Exceptions\MetadataUpdateError
  • OpenCloud\Common\Exceptions\MisMatchedChecksumError
  • OpenCloud\Common\Exceptions\MissingValueError
  • OpenCloud\Common\Exceptions\NameError
  • OpenCloud\Common\Exceptions\NetworkCreateError
  • OpenCloud\Common\Exceptions\NetworkDeleteError
  • OpenCloud\Common\Exceptions\NetworkError
  • OpenCloud\Common\Exceptions\NetworkUpdateError
  • OpenCloud\Common\Exceptions\NetworkUrlError
  • OpenCloud\Common\Exceptions\NoContentTypeError
  • OpenCloud\Common\Exceptions\NoNameError
  • OpenCloud\Common\Exceptions\ObjectCopyError
  • OpenCloud\Common\Exceptions\ObjectError
  • OpenCloud\Common\Exceptions\ObjFetchError
  • OpenCloud\Common\Exceptions\RebuildError
  • OpenCloud\Common\Exceptions\RecordTypeError
  • OpenCloud\Common\Exceptions\ResourceBucketException
  • OpenCloud\Common\Exceptions\ResourceNotFoundException
  • OpenCloud\Common\Exceptions\RuntimeException
  • OpenCloud\Common\Exceptions\ServerActionError
  • OpenCloud\Common\Exceptions\ServerCreateError
  • OpenCloud\Common\Exceptions\ServerDeleteError
  • OpenCloud\Common\Exceptions\ServerImageScheduleError
  • OpenCloud\Common\Exceptions\ServerIpsError
  • OpenCloud\Common\Exceptions\ServerJsonError
  • OpenCloud\Common\Exceptions\ServerUpdateError
  • OpenCloud\Common\Exceptions\ServerUrlError
  • OpenCloud\Common\Exceptions\ServiceException
  • OpenCloud\Common\Exceptions\SnapshotError
  • OpenCloud\Common\Exceptions\TempUrlMethodError
  • OpenCloud\Common\Exceptions\UnknownError
  • OpenCloud\Common\Exceptions\UnknownParameterError
  • OpenCloud\Common\Exceptions\UnrecognizedServiceError
  • OpenCloud\Common\Exceptions\UnsupportedExtensionError
  • OpenCloud\Common\Exceptions\UnsupportedFeatureExtension
  • OpenCloud\Common\Exceptions\UnsupportedVersionError
  • OpenCloud\Common\Exceptions\UpdateError
  • OpenCloud\Common\Exceptions\UrlError
  • OpenCloud\Common\Exceptions\UserCreateError
  • OpenCloud\Common\Exceptions\UserDeleteError
  • OpenCloud\Common\Exceptions\UserListError
  • OpenCloud\Common\Exceptions\UserNameError
  • OpenCloud\Common\Exceptions\UserUpdateError
  • OpenCloud\Common\Exceptions\VolumeError
  • OpenCloud\Common\Exceptions\VolumeTypeError
  • OpenCloud\Compute\Exception\KeyPairException
  • OpenCloud\ObjectStore\Exception\BulkOperationException
  • OpenCloud\ObjectStore\Exception\ContainerException
  • OpenCloud\ObjectStore\Exception\ObjectNotEmptyException
  • OpenCloud\ObjectStore\Exception\ObjectNotFoundException
  • OpenCloud\ObjectStore\Exception\StreamException
  • OpenCloud\ObjectStore\Exception\UploadException
  • OpenCloud\Queues\Exception\DeleteMessageException
  • OpenCloud\Queues\Exception\MessageException
  • OpenCloud\Queues\Exception\QueueException
  • OpenCloud\Queues\Exception\QueueMetadataException
  1   2   3   4   5   6   7   8   9  10  11  12  13  14  15  16  17  18  19  20  21  22  23  24  25  26  27  28  29  30  31  32  33  34  35  36  37  38  39  40  41  42  43  44  45  46  47  48  49  50  51  52  53  54  55  56  57  58  59  60  61  62  63  64  65  66  67  68  69  70  71  72  73  74  75  76  77  78  79  80  81  82  83  84  85  86  87  88  89  90  91  92  93  94  95  96  97  98  99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 
<?php
/**
 * Copyright 2012-2014 Rackspace US, Inc.
 *
 * 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.
 */

namespace OpenCloud\ObjectStore\Upload;

use Guzzle\Batch\BatchBuilder;
use Guzzle\Common\Collection;
use Guzzle\Http\Message\Response;
use Guzzle\Http\Url;
use OpenCloud\ObjectStore\Resource\Container;

/**
 * Class responsible for migrating the contents of one container to another
 *
 * @package OpenCloud\ObjectStore\Upload
 */
class ContainerMigration
{
    /** @var \Guzzle\Batch\Batch */
    protected $readQueue;

    /** @var \Guzzle\Batch\Batch */
    protected $writeQueue;

    /** @var \OpenCloud\ObjectStore\Resource\Container */
    protected $oldContainer;

    /** @var \OpenCloud\ObjectStore\Resource\Container */
    protected $newContainer;

    /** @var \Guzzle\Common\Collection */
    protected $options = array();

    protected $defaults = array(
        'read.batchLimit'  => 1000,
        'read.pageLimit'   => 10000,
        'write.batchLimit' => 100
    );

    /**
     * @param Container $old     Source container
     * @param Container $new     Target container
     * @param array     $options Options that configure process
     * @return ContainerMigration
     */
    public static function factory(Container $old, Container $new, array $options = array())
    {
        $migration = new self();

        $migration->setOldContainer($old);
        $migration->setNewContainer($new);
        $migration->setOptions($options);

        $migration->setupReadQueue();
        $migration->setupWriteQueue();

        return $migration;
    }

    /**
     * @param Container $old
     */
    public function setOldContainer(Container $old)
    {
        $this->oldContainer = $old;
    }

    /**
     * @return Container
     */
    public function getOldContainer()
    {
        return $this->oldContainer;
    }

    /**
     * @param Container $new
     */
    public function setNewContainer(Container $new)
    {
        $this->newContainer = $new;
    }

    /**
     * @return Container
     */
    public function getNewContainer()
    {
        return $this->newContainer;
    }

    /**
     * @param array $options
     */
    public function setOptions(array $options)
    {
        $this->options = Collection::fromConfig($options, $this->defaults);
    }

    /**
     * @return \Guzzle\Common\Collection
     */
    public function getOptions()
    {
        return $this->options;
    }

    /**
     * Set the read queue as a {@see \Guzzle\Batch\Batch} queue using the {@see \Guzzle\Batch\BatchBuilder}
     */
    public function setupReadQueue()
    {
        $this->readQueue = BatchBuilder::factory()
            ->transferRequests($this->options->get('read.batchLimit'))
            ->build();
    }

    /**
     * Set the write queue as a {@see \Guzzle\Batch\Batch} queue using the {@see \Guzzle\Batch\BatchBuilder}
     */
    public function setupWriteQueue()
    {
        $this->writeQueue = BatchBuilder::factory()
            ->transferRequests($this->options->get('write.batchLimit'))
            ->build();
    }

    /**
     * @return \Guzzle\Http\ClientInterface
     */
    private function getClient()
    {
        return $this->newContainer->getService()->getClient();
    }

    /**
     * Create a collection of files to be migrated and add them to the read queue
     */
    protected function enqueueGetRequests()
    {
        $files = $this->oldContainer->objectList(array(
            'limit.total' => false,
            'limit.page'  => $this->options->get('read.pageLimit')
        ));

        foreach ($files as $file) {
            $this->readQueue->add(
                $this->getClient()->get($file->getUrl())
            );
        }
    }

    /**
     * Send the read queue (in order to gather more information about individual files)
     *
     * @return array Responses
     */
    protected function sendGetRequests()
    {
        $this->enqueueGetRequests();

        return $this->readQueue->flush();
    }

    /**
     * Create a tailored PUT request for each file
     *
     * @param Response $response
     * @return \Guzzle\Http\Message\EntityEnclosingRequestInterface
     */
    protected function createPutRequest(Response $response)
    {
        $segments = Url::factory($response->getEffectiveUrl())->getPathSegments();
        $name = end($segments);

        // Retrieve content and metadata
        $file = $this->newContainer->dataObject()->setName($name);
        $file->setMetadata($response->getHeaders(), true);

        return $this->getClient()->put(
            $file->getUrl(),
            $file::stockHeaders($file->getMetadata()->toArray()),
            $response->getBody()
        );
    }

    /**
     * Initiate the transfer process
     *
     * @return array PUT responses
     */
    public function transfer()
    {
        $requests = $this->sendGetRequests();
        $this->readQueue = null;

        foreach ($requests as $key => $request) {
            $this->writeQueue->add(
                $this->createPutRequest($request->getResponse())
            );
            unset($requests[$key]);
        }

        return $this->writeQueue->flush();
    }
}
API documentation generated by ApiGen