--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/vendor/swiftmailer/lib/classes/Swift/KeyCache.php	Sat Sep 24 15:40:41 2011 +0200
@@ -0,0 +1,97 @@
+<?php
+
+/*
+ * This file is part of SwiftMailer.
+ * (c) 2004-2009 Chris Corbyn
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+
+/**
+ * Provides a mechanism for storing data using two keys.
+ * @package Swift
+ * @subpackage KeyCache
+ * @author Chris Corbyn
+ */
+interface Swift_KeyCache
+{
+  
+  /** Mode for replacing existing cached data */
+  const MODE_WRITE = 1;
+  
+  /** Mode for appending data to the end of existing cached data */
+  const MODE_APPEND = 2;
+  
+  /**
+   * Set a string into the cache under $itemKey for the namespace $nsKey.
+   * @param string $nsKey
+   * @param string $itemKey
+   * @param string $string
+   * @param int $mode
+   * @see MODE_WRITE, MODE_APPEND
+   */
+  public function setString($nsKey, $itemKey, $string, $mode);
+  
+  /**
+   * Set a ByteStream into the cache under $itemKey for the namespace $nsKey.
+   * @param string $nsKey
+   * @param string $itemKey
+   * @param Swift_OutputByteStream $os
+   * @param int $mode
+   * @see MODE_WRITE, MODE_APPEND
+   */
+  public function importFromByteStream($nsKey, $itemKey, Swift_OutputByteStream $os,
+    $mode);
+  
+  /**
+   * Provides a ByteStream which when written to, writes data to $itemKey.
+   * NOTE: The stream will always write in append mode.
+   * If the optional third parameter is passed all writes will go through $is.
+   * @param string $nsKey
+   * @param string $itemKey
+   * @param Swift_InputByteStream $is, optional
+   * @return Swift_InputByteStream
+   */
+  public function getInputByteStream($nsKey, $itemKey,
+    Swift_InputByteStream $is = null);
+  
+  /**
+   * Get data back out of the cache as a string.
+   * @param string $nsKey
+   * @param string $itemKey
+   * @return string
+   */
+  public function getString($nsKey, $itemKey);
+  
+  /**
+   * Get data back out of the cache as a ByteStream.
+   * @param string $nsKey
+   * @param string $itemKey
+   * @param Swift_InputByteStream $is to write the data to
+   */
+  public function exportToByteStream($nsKey, $itemKey, Swift_InputByteStream $is);
+  
+  /**
+   * Check if the given $itemKey exists in the namespace $nsKey.
+   * @param string $nsKey
+   * @param string $itemKey
+   * @return boolean
+   */
+  public function hasKey($nsKey, $itemKey);
+  
+  /**
+   * Clear data for $itemKey in the namespace $nsKey if it exists.
+   * @param string $nsKey
+   * @param string $itemKey
+   */
+  public function clearKey($nsKey, $itemKey);
+  
+  /**
+   * Clear all data in the namespace $nsKey if it exists.
+   * @param string $nsKey
+   */
+  public function clearAll($nsKey);
+  
+}