diff -r 000000000000 -r 4eba9c11703f web/Zend/Service/WindowsAzure/Storage/BatchStorageAbstract.php
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/web/Zend/Service/WindowsAzure/Storage/BatchStorageAbstract.php	Mon Dec 13 18:29:26 2010 +0100
@@ -0,0 +1,197 @@
+<?php
+/**
+ * Zend Framework
+ *
+ * LICENSE
+ *
+ * This source file is subject to the new BSD license that is bundled
+ * with this package in the file LICENSE.txt.
+ * It is also available through the world-wide-web at this URL:
+ * http://framework.zend.com/license/new-bsd
+ * If you did not receive a copy of the license and are unable to
+ * obtain it through the world-wide-web, please send an email
+ * to license@zend.com so we can send you a copy immediately.
+ *
+ * @category   Zend
+ * @package    Zend_Service_WindowsAzure
+ * @subpackage Storage
+ * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id: BatchStorageAbstract.php 23167 2010-10-19 17:53:31Z mabe $
+ */
+
+/**
+ * @see Zend_Service_WindowsAzure_Storage
+ */
+require_once 'Zend/Service/WindowsAzure/Storage.php';
+
+/**
+ * @see Zend_Service_WindowsAzure_Credentials_CredentialsAbstract
+ */
+require_once 'Zend/Service/WindowsAzure/Credentials/CredentialsAbstract.php';
+
+/**
+ * @see Zend_Service_WindowsAzure_Exception
+ */
+require_once 'Zend/Service/WindowsAzure/Exception.php';
+
+/**
+ * @see Zend_Service_WindowsAzure_Storage_Batch
+ */
+require_once 'Zend/Service/WindowsAzure/Storage/Batch.php';
+
+/**
+ * @see Zend_Http_Client
+ */
+require_once 'Zend/Http/Client.php';
+
+/**
+ * @see Zend_Http_Response
+ */
+require_once 'Zend/Http/Response.php';
+
+/**
+ * @category   Zend
+ * @package    Zend_Service_WindowsAzure
+ * @subpackage Storage
+ * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ */
+abstract class Zend_Service_WindowsAzure_Storage_BatchStorageAbstract
+    extends Zend_Service_WindowsAzure_Storage
+{	
+    /**
+     * Current batch
+     * 
+     * @var Zend_Service_WindowsAzure_Storage_Batch
+     */
+    protected $_currentBatch = null;
+    
+    /**
+     * Set current batch
+     * 
+     * @param Zend_Service_WindowsAzure_Storage_Batch $batch Current batch
+     * @throws Zend_Service_WindowsAzure_Exception
+     */
+    public function setCurrentBatch(Zend_Service_WindowsAzure_Storage_Batch $batch = null)
+    {
+        if ($batch !== null && $this->isInBatch()) {
+            throw new Zend_Service_WindowsAzure_Exception('Only one batch can be active at a time.');
+        }
+        $this->_currentBatch = $batch;
+    }
+    
+    /**
+     * Get current batch
+     * 
+     * @return Zend_Service_WindowsAzure_Storage_Batch
+     */
+    public function getCurrentBatch()
+    {
+        return $this->_currentBatch;
+    }
+    
+    /**
+     * Is there a current batch?
+     * 
+     * @return boolean
+     */
+    public function isInBatch()
+    {
+        return $this->_currentBatch !== null;
+    }
+    
+    /**
+     * Starts a new batch operation set
+     * 
+     * @return Zend_Service_WindowsAzure_Storage_Batch
+     * @throws Zend_Service_WindowsAzure_Exception
+     */
+    public function startBatch()
+    {
+        return new Zend_Service_WindowsAzure_Storage_Batch($this, $this->getBaseUrl());
+    }
+	
+	/**
+	 * Perform batch using Zend_Http_Client channel, combining all batch operations into one request
+	 *
+	 * @param array $operations Operations in batch
+	 * @param boolean $forTableStorage Is the request for table storage?
+	 * @param boolean $isSingleSelect Is the request a single select statement?
+	 * @param string $resourceType Resource type
+	 * @param string $requiredPermission Required permission
+	 * @return Zend_Http_Response
+	 */
+	public function performBatch($operations = array(), $forTableStorage = false, $isSingleSelect = false, $resourceType = Zend_Service_WindowsAzure_Storage::RESOURCE_UNKNOWN, $requiredPermission = Zend_Service_WindowsAzure_Credentials_CredentialsAbstract::PERMISSION_READ)
+	{
+	    // Generate boundaries
+	    $batchBoundary = 'batch_' . md5(time() . microtime());
+	    $changesetBoundary = 'changeset_' . md5(time() . microtime());
+	    
+	    // Set headers
+	    $headers = array();
+	    
+		// Add version header
+		$headers['x-ms-version'] = $this->_apiVersion;
+		
+		// Add dataservice headers
+		$headers['DataServiceVersion'] = '1.0;NetFx';
+		$headers['MaxDataServiceVersion'] = '1.0;NetFx';
+		
+		// Add content-type header
+		$headers['Content-Type'] = 'multipart/mixed; boundary=' . $batchBoundary;
+
+		// Set path and query string
+		$path           = '/$batch';
+		$queryString    = '';
+		
+		// Set verb
+		$httpVerb = Zend_Http_Client::POST;
+		
+		// Generate raw data
+    	$rawData = '';
+    		
+		// Single select?
+		if ($isSingleSelect) {
+		    $operation = $operations[0];
+		    $rawData .= '--' . $batchBoundary . "\n";
+            $rawData .= 'Content-Type: application/http' . "\n";
+            $rawData .= 'Content-Transfer-Encoding: binary' . "\n\n";
+            $rawData .= $operation; 
+            $rawData .= '--' . $batchBoundary . '--';
+		} else {
+    		$rawData .= '--' . $batchBoundary . "\n";
+    		$rawData .= 'Content-Type: multipart/mixed; boundary=' . $changesetBoundary . "\n\n";
+    		
+        		// Add operations
+        		foreach ($operations as $operation)
+        		{
+                    $rawData .= '--' . $changesetBoundary . "\n";
+                	$rawData .= 'Content-Type: application/http' . "\n";
+                	$rawData .= 'Content-Transfer-Encoding: binary' . "\n\n";
+                	$rawData .= $operation;
+        		}
+        		$rawData .= '--' . $changesetBoundary . '--' . "\n";
+    		    		    
+    		$rawData .= '--' . $batchBoundary . '--';
+		}
+
+		// Generate URL and sign request
+		$requestUrl     = $this->_credentials->signRequestUrl($this->getBaseUrl() . $path . $queryString, $resourceType, $requiredPermission);
+		$requestHeaders = $this->_credentials->signRequestHeaders($httpVerb, $path, $queryString, $headers, $forTableStorage, $resourceType, $requiredPermission);
+
+		// Prepare request
+		$this->_httpClientChannel->resetParameters(true);
+		$this->_httpClientChannel->setUri($requestUrl);
+		$this->_httpClientChannel->setHeaders($requestHeaders);
+		$this->_httpClientChannel->setRawData($rawData);
+		
+		// Execute request
+		$response = $this->_retryPolicy->execute(
+		    array($this->_httpClientChannel, 'request'),
+		    array($httpVerb)
+		);
+
+		return $response;
+	}
+}