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diff --git a/demos/quickstart/protected/index/Zend/Search/Lucene/Analysis/Analyzer.php b/demos/quickstart/protected/index/Zend/Search/Lucene/Analysis/Analyzer.php
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+<?php
+/**
+ * Zend Framework
+ *
+ * LICENSE
+ *
+ * This source file is subject to version 1.0 of the Zend Framework
+ * license, that is bundled with this package in the file LICENSE, and
+ * is available through the world-wide-web at the following URL:
+ * http://www.zend.com/license/framework/1_0.txt. If you did not receive
+ * a copy of the Zend Framework license and are unable to obtain it
+ * through the world-wide-web, please send a note to license@zend.com
+ * so we can mail you a copy immediately.
+ *
+ * @package    Zend_Search_Lucene
+ * @subpackage Analysis
+ * @copyright  Copyright (c) 2005-2006 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://www.zend.com/license/framework/1_0.txt Zend Framework License version 1.0
+ */
+
+
+/** Zend_Search_Lucene_Analysis_Token */
+require_once 'Zend/Search/Lucene/Analysis/Token.php';
+
+/** Zend_Search_Lucene_Analysis_Analyzer_Common_Text */
+require_once 'Zend/Search/Lucene/Analysis/Analyzer/Common/Text.php';
+
+/** Zend_Search_Lucene_Analysis_Analyzer_Common_Text_CaseInsensitive */
+require_once 'Zend/Search/Lucene/Analysis/Analyzer/Common/Text/CaseInsensitive.php';
+
+
+
+/**
+ * An Analyzer is used to analyze text.
+ * It thus represents a policy for extracting index terms from text.
+ *
+ * Note:
+ * Lucene Java implementation is oriented to streams. It provides effective work
+ * with a huge documents (more then 20Mb).
+ * But engine itself is not oriented such documents.
+ * Thus Zend_Search_Lucene analysis API works with data strings and sets (arrays).
+ *
+ * @package    Zend_Search_Lucene
+ * @subpackage Analysis
+ * @copyright  Copyright (c) 2005-2006 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://www.zend.com/license/framework/1_0.txt Zend Framework License version 1.0
+ */
+
+abstract class Zend_Search_Lucene_Analysis_Analyzer
+{
+    /**
+     * The Analyzer implementation used by default.
+     *
+     * @var Zend_Search_Lucene_Analysis_Analyzer
+     */
+    static private $_defaultImpl;
+
+    /**
+     * Tokenize text to a terms
+     * Returns array of Zend_Search_Lucene_Analysis_Token objects
+     *
+     * @param string $data
+     * @return array
+     */
+    abstract public function tokenize($data);
+
+
+    /**
+     * Set the default Analyzer implementation used by indexing code.
+     *
+     * @param Zend_Search_Lucene_Analysis_Analyzer $similarity
+     */
+    static public function setDefault(Zend_Search_Lucene_Analysis_Analyzer $analyzer)
+    {
+        self::$_defaultImpl = $analyzer;
+    }
+
+
+    /**
+     * Return the default Analyzer implementation used by indexing code.
+     *
+     * @return Zend_Search_Lucene_Analysis_Analyzer
+     */
+    static public function getDefault()
+    {
+        if (!self::$_defaultImpl instanceof Zend_Search_Lucene_Analysis_Analyzer) {
+            self::$_defaultImpl = new Zend_Search_Lucene_Analysis_Analyzer_Common_Text_CaseInsensitive();
+        }
+
+        return self::$_defaultImpl;
+    }
+
+}
+